fix invalid copied file

* apply clangformat
* fix yahoo weather api

.gitignore

@@ -43,6 +43,7 @@ build
 *pkg.tar.[gx]z
 src
 pkg
+*.deb
 
 # clion settings
 .idea

.gitmodules

@@ -1,9 +1,3 @@
-[submodule "sources/3rdparty/task"]
-	path = sources/3rdparty/task
-	url = https://github.com/arcan1s/qtadds-taskadds-qprocess.git
-[submodule "sources/3rdparty/tasks"]
-	path = sources/3rdparty/tasks
-	url = https://github.com/mhogomchungu/tasks.git
 [submodule "sources/3rdparty/fontdialog"]
 	path = sources/3rdparty/fontdialog
 	url = https://github.com/arcan1s/qtadds-fontdialog.git

.travis.yml.bckp

@@ -1,7 +1,16 @@
-install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -y cmake extra-cmake-modules g++ git libkf5i18n-dev libkf5notifications-dev libkf5service-dev libkf5windowsystem-dev plasma-framework-dev qtbase5-dev qtdeclarative5-dev
-  - git submobule update --init
+sudo: required
+dist: trusty
+
+language: cpp
+os:
+  - linux
+
+before_script:
+  - sudo apt-add-repository -y ppa:kubuntu-ppa/backports
+  - sudo sed -i 's/trusty/wily/g' /etc/apt/sources.list
+  - sudo sed -i 's/trusty/wily/g' /etc/apt/sources.list.d/kubuntu-ppa-backports-trusty.list
+  - sudo apt-get -qq update
+  - sudo apt-get -y -qq -o Dpkg::Options::=--force-confdef -o Dpkg::Options::=--force-confnew install libkf5i18n-dev libkf5notifications-dev libkf5service-dev libkf5windowsystem-dev plasma-framework-dev qtbase5-dev qtdeclarative5-dev extra-cmake-modules cmake g++
   - rm -rf build
   - mkdir build
 

AUTHORS

@@ -1,6 +1,9 @@
 Current developers:
 Evgeniy Alekseev aka arcanis <esalexeev (at) gmail (dot) com>
 
+Packagers:
+Konstantin Voinov (openSuSe)
+
 Translators:
 @Mermouy (French translation)
 Ernesto Avilés Vzqz (Spanish translation)

CHANGELOG

@@ -1,3 +1,24 @@
+Ver.3.1.0:
++ implement templates support (#71)
++ implement special functions (#71)
++ special directory for configs (#72)
++ custom bar images (#80)
++ custom bar values (#80)
++ show changelog after updates
++ add Polish translation (thanks to Mariusz Kocoń)
++ use Qt-5.6 features
+- fix invalid tooltip resize in desktop panel (#74)
+- fix graphical items blinking (#81)
+- drop tasks and move to native QProcess to avoid crash (#83)
+- the newest Qt (5.6) fixes
+- the newest Plasma fixes
+* move from OWM to Yahoo! Weather (#73)
+* improve performance by using optimized subscriptions (#75)
+* improve performance by storing QVariant instead of frequent casting (#75)
+* change bar names semantic to the simplest one (#80, breaking changes)
+* high memory usage notifications have been changed from 90 to 80 perc
+* a large part of refactoring
+
 Ver.3.0.1:
 + add patches for old Qt versions
 - drop `nullptr` checking

CHANGELOG-RU

@@ -1,3 +1,24 @@
+Вер.3.1.0:
++ добавлена поддержка шаблонов (#71)
++ добавлена поддержка специальных функций (#71)
++ добавлена отдельная директория для настроек (#72)
++ произвольные картинки для баров (#80)
++ произвольные значения для баров (#80)
++ показывать ченджлог после обновления
++ добавлен польский перевод (спасибо Mariusz Kocoń)
++ использование Qt-5.6 плюшек
+- исправлено неправильное обновление размера тултипа в desktop panel (#74)
+- исправлено мигание баров (#81)
+- убрано использование tasks в пользу QProcess, чтобы избежать падения (#83)
+- исправления, вызванные новым Qt (5.6)
+- исправления, вызванные новой Plasma
+* вместо OWM теперь используется Yahoo! Weather (#73)
+* улучшена производительность путем оптимизированной подписки (#75)
+* улучшена производительность путем хранения QVariant вместо частых кастов (#75)
+* изменен принцип наименования баров (#80, ломает совместимость)
+* уведомление о большом использовании памяти изменено с 90 на 80 процентов
+* много рефакторинга
+
 Вер.3.0.1:
 + добавлены патчи для старых версий Qt
 - убрана проверка на nullptr

CONTRIBUTING.md

@@ -36,14 +36,15 @@ for more details. To avoid manual labor there is automatic cmake target named
   ```
 
 * `Q_PROPERTY` macro is allowed and recommended for QObject based classes.
-* Qt macros (e.g. `signals`, `slots`, `Q_OBJECT`, etc) are allowed.
+* Qt macros (e.g. `signals`, `slots`, `Q_OBJECT`, etc) are allowed. In other hand
+`Q_FOREACH` (`foreach`) is not allowed use `for (auto foo : bar)` instead.
 * Current project standard is **C++11**.
 * Do not use C-like code:
-    * C-like style iteration if possible. Use `Q_FOREACH` (`foreach`) and
+    * C-like style iteration if possible. Use `for (auto foo : bar)` and
       `std::for_each` instead if possible. It is also recommended to use iterators.
     * C-like casts, use `const_cast`, `static_cast`, `dymanic_Cast` instead. Using
       of `reinterpret_cast` is not recommended. It is highly recommended to use
-      `dynamic_Cast` with the exception catching. It is also possible to use
+      `dynamic_cast` with the exception catching. It is also possible to use
       `qvariant_cast` if required. Exception is class constructors, e.g.:
 
       ```
@@ -81,7 +82,7 @@ for more details. To avoid manual labor there is automatic cmake target named
 * Create one file (source and header) per class.
 * `else if` construction is allowed and recommended.
 * 'true ? foo : bar' construction is allowed and recommended for one-line assignment.
-* any global pointer should be assign to `nullptr` after deletion and before
+* Any global pointer should be assign to `nullptr` after deletion and before
   initialization. Exception: if object is deleted into class destructor.
 
 Comments
@@ -146,13 +147,12 @@ For logging please use [QLoggingCategory](http://doc.qt.io/qt-5/qloggingcategory
 Available categories should be declared in `awdebug.*` files. The following log
 levels should be used:
 
-* **debug** (`qCDebug()`) - method arguments information.
+* **debug** (`qCDebug()`) - method arguments information. Please note that it
+  is recommended to logging all arguments in the one line.
 * **info** (`qCInfo()`) - additional information inside methods.
 * **warning** (`qCWarning()`) - not critical information, which may be caused by
   mistakes in configuration for example.
-* **error** (`qCError()`) - an error which has been captured in runtime. All errors
-  should have own callback methods.
-* **critical** (`qCCritical()`) - a critical error. After this error program will
+* **critical** (`qCCritical()`) - a critical error. After this error program may
   be terminated.
 
 The empty log string (e.g. `qCDebug();`) is not allowed because the method names

README.md

@@ -66,9 +66,9 @@ See [milestones](https://github.com/arcan1s/awesome-widgets/milestones) for more
 Links
 -----
 
-* [Homepage](http://arcanis.name/projects/awesome-widgets/)
-* [Migration to 2.*](http://arcanis.name/en/2014/09/04/migration-to-v2/)
-* [Scripts and bars](http://arcanis.name/en/2014/12/19/aw-v21-bells-and-whistles/)
+* [Homepage](https://arcanis.me/projects/awesome-widgets/)
+* [Migration to 2.*](https://arcanis.me/en/2014/09/04/migration-to-v2/)
+* [Scripts and bars](https://arcanis.me/en/2014/12/19/aw-v21-bells-and-whistles/)
 * Plasmoid on [kde-look](http://kde-look.org/content/show.php/Awesome+Widgets?content=157124)
 * DataEngine on [kde-look](http://kde-look.org/content/show.php/Extended+Systemmonitor+DataEngine?content=158773)
 * Archlinux [AUR](https://aur.archlinux.org/packages/plasma5-applet-awesome-widgets/) package

create_archive.sh

@@ -11,8 +11,8 @@ git submodule update --init --recursive
 
 # build widget
 ARCHIVE="awesome-widgets"
-FILES="AUTHORS CHANGELOG CHANGELOG-RU COPYING"
-IGNORELIST="build usr .kdev4 *.kdev4 .idea"
+FILES="AUTHORS CHANGELOG CHANGELOG-RU COPYING packages patches"
+IGNORELIST="build usr .kdev4 *.kdev4 .idea packages/*src.tar.xz"
 # create archive
 [[ -e ${ARCHIVE}-${VERSION}-src.tar.xz ]] && rm -f "${ARCHIVE}-${VERSION}-src.tar.xz"
 [[ -d ${ARCHIVE} ]] && rm -rf "${ARCHIVE}"

packages/PKGBUILD

@@ -2,11 +2,11 @@
 
 pkgname=plasma5-applet-awesome-widgets
 _pkgname=awesome-widgets
-pkgver=3.0.1
+pkgver=3.1.0
 pkgrel=1
 pkgdesc="Collection of minimalistic Plasmoids which look like Awesome WM widgets (ex-PyTextMonitor)"
 arch=('i686' 'x86_64')
-url="http://arcanis.name/projects/awesome-widgets"
+url="https://arcanis.me/projects/awesome-widgets"
 license=('GPL3')
 depends=('plasma-framework')
 optdepends=("catalyst: for GPU monitor"
@@ -17,7 +17,7 @@ optdepends=("catalyst: for GPU monitor"
 makedepends=('cmake' 'extra-cmake-modules')
 source=(https://github.com/arcan1s/awesome-widgets/releases/download/V.${pkgver}/${_pkgname}-${pkgver}-src.tar.xz)
 install=${pkgname}.install
-md5sums=('71f5b358d443075540377284ee868a93')
+md5sums=('08d1c0b3995ae6003a5b552a7ae7b93d')
 backup=('etc/xdg/plasma-dataengine-extsysmon.conf')
 
 prepare() {

packages/PKGBUILD-git

@@ -6,7 +6,7 @@ pkgver=2.2.1.r15.g78931b3
 pkgrel=1
 pkgdesc="Collection of minimalistic Plasmoids which look like Awesome WM widgets (ex-PyTextMonitor). Git version"
 arch=('i686' 'x86_64')
-url="http://arcanis.name/projects/awesome-widgets"
+url="https://arcanis.me/projects/awesome-widgets"
 license=('GPL3')
 depends=('plasma-framework')
 optdepends=("amarok: for music player monitor"

patches/PATCHING.md

@@ -0,0 +1,7 @@
+* Using git tree from root git directory:
+
+        git apply path/to/patch
+
+* Using release tarball from root directory:
+
+        patch -p2 -i path/to/patch

patches/qt5.3-qtconcurrent-and-qlogging-category.patch

@@ -24,24 +24,12 @@ diff --git a/sources/awesome-widget/plugin/awkeys.cpp b/sources/awesome-widget/p
 index e5b9861..eb73073 100644
 --- a/sources/awesome-widget/plugin/awkeys.cpp
 +++ b/sources/awesome-widget/plugin/awkeys.cpp
-@@ -439,7 +439,7 @@ void AWKeys::dataUpdated(const QString &sourceName,
+@@ -439,4 +439,4 @@ void AWKeys::dataUpdated(const QString &sourceName,
  
- #ifdef BUILD_FUTURE
      // run concurrent data update
 -    QtConcurrent::run(m_threadPool, this, &AWKeys::setDataBySource, sourceName,
 +    QtConcurrent::run(this, &AWKeys::setDataBySource, sourceName,
                        data);
- #else  /* BUILD_FUTURE */
-     return setDataBySource(sourceName, data);
-@@ -564,7 +564,7 @@ void AWKeys::reinitKeys()
- void AWKeys::updateTextData()
- {
- #ifdef BUILD_FUTURE
--    QFuture<QString> text = QtConcurrent::run(m_threadPool, [this]() {
-+    QFuture<QString> text = QtConcurrent::run([this]() {
-         calculateValues();
-         return parsePattern(m_pattern);
-     });
 diff --git a/sources/libraries.cmake b/sources/libraries.cmake
 index 33192f7..46e2b1e 100644
 --- a/sources/libraries.cmake

patches/qt5.4-replace-qml-dialogs.patch

@@ -10,7 +10,7 @@ index 01bcd58..1ec7ba6 100644
  
  import org.kde.plasma.private.awesomewidget 1.0
  
-@@ -372,31 +371,7 @@ Item {
+@@ -372,32 +371,7 @@ Item {
              QtControls.Button {
                  width: parent.width * 3 / 5
                  text: i18n("Export configuration")
@@ -21,6 +21,7 @@ index 01bcd58..1ec7ba6 100644
 -                id: saveConfigAs
 -                selectExisting: false
 -                title: i18n("Export")
+-                folder: awConfig.configurationDirectory()
 -                onAccepted: {
 -                    var status = awConfig.exportConfiguration(
 -                        plasmoid.configuration,
@@ -43,7 +44,7 @@ index 01bcd58..1ec7ba6 100644
              }
          }
  
-@@ -410,41 +385,9 @@ Item {
+@@ -410,42 +385,9 @@ Item {
              QtControls.Button {
                  width: parent.width * 3 / 5
                  text: i18n("Import configuration")
@@ -53,6 +54,7 @@ index 01bcd58..1ec7ba6 100644
 -            QtDialogs.FileDialog {
 -                id: openConfig
 -                title: i18n("Import")
+-                folder: awConfig.configurationDirectory()
 -                onAccepted: importSelection.open()
 -            }
 -
@@ -219,9 +221,9 @@ index 6263b30..5f61d2a 100644
      // extensions
 -    if (importExtensions) {
 +    if (selection[QString("extensions")]) {
-         foreach (QString item, m_dirs) {
+         for (auto item : m_dirs) {
              settings.beginGroup(item);
-             foreach (QString it, settings.childGroups())
+             for (auto it : settings.childGroups())
 @@ -121,7 +139,7 @@ QVariantMap AWConfigHelper::importConfiguration(const QString fileName,
      }
  
@@ -238,7 +240,7 @@ index 6263b30..5f61d2a 100644
 -    if (importPlasmoid) {
 +    if (selection[QString("plasmoid")]) {
          settings.beginGroup(QString("plasmoid"));
-         foreach (QString key, settings.childKeys())
+         for (auto key : settings.childKeys())
              configuration[key] = settings.value(key);
 @@ -261,6 +279,50 @@ void AWConfigHelper::readFile(QSettings &settings, const QString key,
  }
@@ -295,9 +297,10 @@ diff --git a/sources/awesome-widget/plugin/awconfighelper.h b/sources/awesome-wi
 index 912ac3d..dc51dfb 100644
 --- a/sources/awesome-widget/plugin/awconfighelper.h
 +++ b/sources/awesome-widget/plugin/awconfighelper.h
-@@ -33,12 +33,8 @@ public:
+@@ -33,13 +33,9 @@ public:
      explicit AWConfigHelper(QObject *parent = nullptr);
      virtual ~AWConfigHelper();
+     Q_INVOKABLE QString configurationDirectory() const;
      Q_INVOKABLE bool dropCache() const;
 -    Q_INVOKABLE bool exportConfiguration(QObject *nativeConfig,
 -                                         const QString fileName) const;
@@ -322,10 +325,11 @@ diff --git a/sources/awesome-widget/plugin/awkeys.cpp b/sources/awesome-widget/p
 index e5b9861..039d24e 100644
 --- a/sources/awesome-widget/plugin/awkeys.cpp
 +++ b/sources/awesome-widget/plugin/awkeys.cpp
-@@ -324,6 +324,13 @@ QStringList AWKeys::getHddDevices() const
+@@ -324,6 +324,14 @@ QStringList AWKeys::getHddDevices() const
  }
  
  
++#include <QInputDialog>
 +QString AWKeys::graphicalKey() const
 +{
 +    return QInputDialog::getItem(nullptr, i18n("Select tag"), QString(),
@@ -335,7 +339,7 @@ index e5b9861..039d24e 100644
 +
  QString AWKeys::infoByKey(QString key) const
  {
-     qCDebug(LOG_AW) << "Requested key" << key;
+     qCDebug(LOG_AW) << "Requested info for key" << key;
 diff --git a/sources/awesome-widget/plugin/awkeys.h b/sources/awesome-widget/plugin/awkeys.h
 index a8300f1..8edc3bd 100644
 --- a/sources/awesome-widget/plugin/awkeys.h

patches/qt5.5-qstringlist-and-qinfo.patch

@@ -11,19 +11,21 @@ index f808d03..a056b3f 100644
  #include "version.h"
  
 diff --git a/sources/awdebug.h b/sources/awdebug.h
-index 48dc580..530c0d6 100644
+index 43944ce..c679281 100644
 --- a/sources/awdebug.h
 +++ b/sources/awdebug.h
-@@ -23,9 +23,9 @@
+@@ -21,9 +21,13 @@
  
+ #include <QLoggingCategory>
+ 
++#ifndef qCInfo
++#define qCInfo qCDebug
++#endif
++
  #ifndef LOG_FORMAT
  #define LOG_FORMAT                                                             \
 -    "[%{time process}][%{if-debug}DD%{endif}%{if-info}II%{endif}%{if-"         \
--    "warning}WW%{endif}%{if-critical}CC%{endif}%{if-fatal}FF%{endif}][%{"      \
--    "category}][%{function}] %{message}"
-+    "[%{time process}][%{if-debug}DD%{endif}%{if-warning}WW%{endif}%{if-"      \
-+    "critical}CC%{endif}%{if-fatal}FF%{endif}][%{category}][%{function}] "     \
-+    "%{message}"
++    "[%{time process}][%{if-debug}DD%{endif}%{if-"         \
+     "warning}WW%{endif}%{if-critical}CC%{endif}%{if-fatal}FF%{endif}][%{"      \
+     "category}][%{function}] %{message}"
  #endif /* LOG_FORMAT */
- 
- // redefine info because it doesn't log properly

patches/qt5.6-qversionnumber.patch

@@ -0,0 +1,134 @@
+diff --git a/sources/awesome-widget/plugin/awupdatehelper.cpp b/sources/awesome-widget/plugin/awupdatehelper.cpp
+index 3698602..42871c8 100644
+--- a/sources/awesome-widget/plugin/awupdatehelper.cpp
++++ b/sources/awesome-widget/plugin/awupdatehelper.cpp
+@@ -37,7 +37,7 @@ AWUpdateHelper::AWUpdateHelper(QObject *parent)
+ {
+     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+ 
+-    m_foundVersion = QVersionNumber::fromString(VERSION);
++    m_foundVersion = QString(VERSION);
+     m_genericConfig = QString("%1/awesomewidgets/general.ini")
+                           .arg(QStandardPaths::writableLocation(
+                               QStandardPaths::GenericDataLocation));
+@@ -69,14 +69,14 @@ void AWUpdateHelper::checkUpdates(const bool showAnyway)
+ bool AWUpdateHelper::checkVersion()
+ {
+     QSettings settings(m_genericConfig, QSettings::IniFormat);
+-    QVersionNumber version = QVersionNumber::fromString(
+-        settings.value(QString("Version"), QString(VERSION)).toString());
++    QString version
++        = settings.value(QString("Version"), QString(VERSION)).toString();
+     // update version
+     settings.setValue(QString("Version"), QString(VERSION));
+     settings.sync();
+ 
+     qCInfo(LOG_AW) << "Found version" << version << "actual one is" << VERSION;
+-    if (version != QVersionNumber::fromString(VERSION)) {
++    if (version != QString(VERSION)) {
+         genMessageBox(i18n("Changelog of %1", QString(VERSION)),
+                       QString(CHANGELOG).replace(QChar('@'), QChar('\n')),
+                       QMessageBox::Ok)
+@@ -90,12 +90,11 @@ bool AWUpdateHelper::checkVersion()
+ }
+ 
+ 
+-void AWUpdateHelper::showInfo(const QVersionNumber version)
++void AWUpdateHelper::showInfo(const QString version)
+ {
+     qCDebug(LOG_AW) << "Version" << version;
+ 
+-    QString text
+-        = i18n("You are using the actual version %1", version.toString());
++    QString text = i18n("You are using the actual version %1", version);
+     if (!QString(COMMIT_SHA).isEmpty())
+         text += QString(" (%1)").arg(QString(COMMIT_SHA));
+     return genMessageBox(i18n("No new version found"), text, QMessageBox::Ok)
+@@ -103,7 +102,7 @@ void AWUpdateHelper::showInfo(const QVersionNumber version)
+ }
+ 
+ 
+-void AWUpdateHelper::showUpdates(const QVersionNumber version)
++void AWUpdateHelper::showUpdates(const QString version)
+ {
+     qCDebug(LOG_AW) << "Version" << version;
+ 
+@@ -112,7 +111,7 @@ void AWUpdateHelper::showUpdates(const QVersionNumber version)
+     text += QString(COMMIT_SHA).isEmpty()
+                 ? QString("\n")
+                 : QString(" (%1)\n").arg(QString(COMMIT_SHA));
+-    text += i18n("New version : %1", version.toString()) + QString("\n\n");
++    text += i18n("New version : %1", version) + QString("\n\n");
+     text += i18n("Click \"Ok\" to download");
+ 
+     genMessageBox(i18n("There are updates"), text,
+@@ -128,8 +127,7 @@ void AWUpdateHelper::userReplyOnUpdates(QAbstractButton *button)
+ 
+     switch (ret) {
+     case QMessageBox::Ok:
+-        QDesktopServices::openUrl(QString(RELEASES)
+-                                  + m_foundVersion.toString());
++        QDesktopServices::openUrl(QString(RELEASES) + m_foundVersion);
+         break;
+     case QMessageBox::Cancel:
+     default:
+@@ -157,14 +155,23 @@ void AWUpdateHelper::versionReplyRecieved(QNetworkReply *reply,
+     QVariantMap firstRelease = jsonDoc.toVariant().toList().first().toMap();
+     QString version = firstRelease[QString("tag_name")].toString();
+     version.remove(QString("V."));
+-    m_foundVersion = QVersionNumber::fromString(version);
++    m_foundVersion = version;
+     qCInfo(LOG_AW) << "Update found version to" << m_foundVersion;
+ 
+-    QVersionNumber oldVersion = QVersionNumber::fromString(VERSION);
+-    if (oldVersion < m_foundVersion)
+-        return showUpdates(m_foundVersion);
++    // FIXME: possible there is a better way to check versions
++    int old_major = QString(VERSION).split(QChar('.')).at(0).toInt();
++    int old_minor = QString(VERSION).split(QChar('.')).at(1).toInt();
++    int old_patch = QString(VERSION).split(QChar('.')).at(2).toInt();
++    int new_major = version.split(QChar('.')).at(0).toInt();
++    int new_minor = version.split(QChar('.')).at(1).toInt();
++    int new_patch = version.split(QChar('.')).at(2).toInt();
++    if ((old_major < new_major)
++        || ((old_major == new_major) && (old_minor < new_minor))
++        || ((old_major == new_major) && (old_minor == new_minor)
++            && (old_patch < new_patch)))
++        return showUpdates(version);
+     else if (showAnyway)
+-        return showInfo(m_foundVersion);
++        return showInfo(version);
+ }
+ 
+ 
+diff --git a/sources/awesome-widget/plugin/awupdatehelper.h b/sources/awesome-widget/plugin/awupdatehelper.h
+index 359cdb2..9c6a42d 100644
+--- a/sources/awesome-widget/plugin/awupdatehelper.h
++++ b/sources/awesome-widget/plugin/awupdatehelper.h
+@@ -21,7 +21,6 @@
+ 
+ #include <QMessageBox>
+ #include <QObject>
+-#include <QVersionNumber>
+ 
+ 
+ class QNetworkReply;
+@@ -37,15 +36,15 @@ public:
+     bool checkVersion();
+ 
+ private slots:
+-    void showInfo(const QVersionNumber version);
+-    void showUpdates(const QVersionNumber version);
++    void showInfo(const QString version);
++    void showUpdates(const QString version);
+     void userReplyOnUpdates(QAbstractButton *button);
+     void versionReplyRecieved(QNetworkReply *reply, const bool showAnyway);
+ 
+ private:
+     QMessageBox *genMessageBox(const QString title, const QString body,
+                                const QMessageBox::StandardButtons buttons);
+-    QVersionNumber m_foundVersion;
++    QString m_foundVersion;
+     QString m_genericConfig;
+ };
+ 

sources/CMakeLists.txt

@@ -14,8 +14,8 @@ set(PROJECT_AUTHOR "Evgeniy Alekseev")
 set(PROJECT_CONTACT "esalexeev@gmail.com")
 set(PROJECT_LICENSE "GPL3")
 set(PROJECT_VERSION_MAJOR "3")
-set(PROJECT_VERSION_MINOR "0")
-set(PROJECT_VERSION_PATCH "1")
+set(PROJECT_VERSION_MINOR "1")
+set(PROJECT_VERSION_PATCH "0")
 set(PROJECT_VERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}")
 # append git version if any
 set(PROJECT_COMMIT_SHA "Commit hash" CACHE INTERNAL "")
@@ -39,16 +39,20 @@ option(BUILD_TESTING "Build with additional test abilities" OFF)
 set(CLANGFORMAT_EXECUTABLE "/usr/bin/clang-format" CACHE STRING "Path to clang-format executable")
 set(CPPCHECK_EXECUTABLE "/usr/bin/cppcheck" CACHE STRING "Path to cppcheck executable")
 
+# generate changelog
+set(PROJECT_CHANGELOG "Changelog" CACHE INTERNAL "")
+include(changelog.cmake)
+
 # flags
 if (CMAKE_COMPILER_IS_GNUCXX)
-    set(CMAKE_CXX_FLAGS "-Wall -Wno-cpp -std=c++11")
+    set(CMAKE_CXX_FLAGS "-Wall -Wno-cpp -std=c++14")
     set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
     set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG")
     set(CMAKE_CXX_FLAGS_OPTIMIZATION "-Ofast -DNDEBUG")
     # avoid newer gcc warnings
     add_definitions(-D_DEFAULT_SOURCE)
 elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-    set(CMAKE_CXX_FLAGS "-Wall -std=c++11 -stdlib=libc++")
+    set(CMAKE_CXX_FLAGS "-Wall -std=c++14 -stdlib=libc++")
     set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
     set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG")
     set(CMAKE_CXX_FLAGS_OPTIMIZATION "-Ofast -DNDEBUG")

sources/awdebug.cpp

@@ -78,7 +78,7 @@ const QStringList getBuildData()
     metadata.append(
         QString("    CPPCHECK_EXECUTABLE: %1").arg(CPPCHECK_EXECUTABLE));
     metadata.append(QString("    PROP_FUTURE: %1").arg(PROP_FUTURE));
-    metadata.append(QString("    PROP_FUTURE: %1").arg(PROP_FUTURE));
+    metadata.append(QString("    PROP_TEST: %1").arg(PROP_TEST));
 
     return metadata;
 }

sources/awdebug.h

@@ -28,12 +28,6 @@
     "category}][%{function}] %{message}"
 #endif /* LOG_FORMAT */
 
-// redefine info because it doesn't log properly
-#ifdef qCInfo
-#undef qCInfo
-#endif /* qCInfo */
-#define qCInfo qCDebug
-
 
 Q_DECLARE_LOGGING_CATEGORY(LOG_AW)
 Q_DECLARE_LOGGING_CATEGORY(LOG_DP)

sources/awesome-widget/metadata.desktop

@@ -21,7 +21,7 @@ X-KDE-PluginInfo-Author=Evgeniy Alekseev aka arcanis
 X-KDE-PluginInfo-Email=esalexeev@gmail.com
 X-KDE-PluginInfo-Name=org.kde.plasma.awesomewidget
 X-KDE-PluginInfo-Version=@PROJECT_VERSION@
-X-KDE-PluginInfo-Website=http://arcanis.name/projects/awesome-widgets/
+X-KDE-PluginInfo-Website=https://arcanis.me/projects/awesome-widgets/
 X-KDE-PluginInfo-Category=System Information
 X-KDE-PluginInfo-Depends=
 X-KDE-PluginInfo-License=GPLv3

sources/awesome-widget/package/contents/config/main.xml

@@ -32,6 +32,9 @@
         <entry name="checkUpdates" type="bool">
             <default>true</default>
         </entry>
+        <entry name="optimize" type="bool">
+            <default>true</default>
+        </entry>
         <entry name="height" type="int">
             <default>0</default>
         </entry>
@@ -95,13 +98,13 @@
         <entry name="swapTooltipColor" type="string">
             <default>#ffff00</default>
         </entry>
-        <entry name="downTooltip" type="bool">
+        <entry name="downkbTooltip" type="bool">
             <default>true</default>
         </entry>
-        <entry name="downTooltipColor" type="string">
+        <entry name="downkbTooltipColor" type="string">
             <default>#00ffff</default>
         </entry>
-        <entry name="upTooltipColor" type="string">
+        <entry name="upkbTooltipColor" type="string">
             <default>#ff00ff</default>
         </entry>
         <entry name="batTooltip" type="bool">

sources/awesome-widget/package/contents/ui/about.qml

@@ -97,6 +97,15 @@ Item {
                         text: awActions.getAboutText("translators")
                     }
 
+                    QtControls.Label {
+                        QtLayouts.Layout.fillWidth: true
+                        wrapMode: Text.WordWrap
+                        horizontalAlignment: Text.AlignJustify
+                        textFormat: Text.RichText
+                        text: awActions.getAboutText("3rdparty")
+                        onLinkActivated: Qt.openUrlExternally(link);
+                    }
+
                     QtControls.Label {
                         QtLayouts.Layout.fillHeight: true
                         QtLayouts.Layout.fillWidth: true
@@ -104,7 +113,7 @@ Item {
                         horizontalAlignment: Text.AlignJustify
                         verticalAlignment: Text.AlignTop
                         textFormat: Text.RichText
-                        text: awActions.getAboutText("3rdparty")
+                        text: awActions.getAboutText("thanks")
                         onLinkActivated: Qt.openUrlExternally(link);
                     }
                 }

sources/awesome-widget/package/contents/ui/advanced.qml

@@ -45,6 +45,7 @@ Item {
     property alias cfg_wrapText: wordWrap.checked
     property alias cfg_notify: notify.checked
     property alias cfg_checkUpdates: updates.checked
+    property alias cfg_optimize: optimize.checked
     property alias cfg_height: widgetHeight.value
     property alias cfg_width: widgetWidth.value
     property alias cfg_interval: update.value
@@ -143,6 +144,20 @@ Item {
             }
         }
 
+        Row {
+            height: implicitHeight
+            width: parent.width
+            QtControls.Label {
+                height: parent.heigth
+                width: parent.width * 2 / 5
+            }
+            QtControls.CheckBox {
+                id: optimize
+                width: parent.width * 3 / 5
+                text: i18n("Optimize subscription")
+            }
+        }
+
         Row {
             height: implicitHeight
             width: parent.width
@@ -379,6 +394,7 @@ Item {
                 id: saveConfigAs
                 selectExisting: false
                 title: i18n("Export")
+                folder: awConfig.configurationDirectory()
                 onAccepted: {
                     var status = awConfig.exportConfiguration(
                         plasmoid.configuration,
@@ -416,6 +432,7 @@ Item {
             QtDialogs.FileDialog {
                 id: openConfig
                 title: i18n("Import")
+                folder: awConfig.configurationDirectory()
                 onAccepted: importSelection.open()
             }
 

sources/awesome-widget/package/contents/ui/main.qml

@@ -46,15 +46,15 @@ Item {
         "cpuclTooltip": plasmoid.configuration.cpuclTooltip,
         "memTooltip": plasmoid.configuration.memTooltip,
         "swapTooltip": plasmoid.configuration.swapTooltip,
-        "downTooltip": plasmoid.configuration.downTooltip,
-        "upTooltip": plasmoid.configuration.downTooltip,
+        "downkbTooltip": plasmoid.configuration.downkbTooltip,
+        "upkbTooltip": plasmoid.configuration.downkbTooltip,
         "batTooltip": plasmoid.configuration.batTooltip,
         "cpuTooltipColor": plasmoid.configuration.cpuTooltipColor,
         "cpuclTooltipColor": plasmoid.configuration.cpuclTooltipColor,
         "memTooltipColor": plasmoid.configuration.memTooltipColor,
         "swapTooltipColor": plasmoid.configuration.swapTooltipColor,
-        "downTooltipColor": plasmoid.configuration.downTooltipColor,
-        "upTooltipColor": plasmoid.configuration.upTooltipColor,
+        "downkbTooltipColor": plasmoid.configuration.downkbTooltipColor,
+        "upkbTooltipColor": plasmoid.configuration.upkbTooltipColor,
         "batTooltipColor": plasmoid.configuration.batTooltipColor,
         "batInTooltipColor": plasmoid.configuration.batInTooltipColor,
         // additional field to parse AC status
@@ -136,7 +136,9 @@ Item {
         if (debug) console.debug()
 
         // actions
-        plasmoid.setAction("requestKey", i18n("Request key"), "utilities-system-monitor")
+        // it makes no sense to use this field with optimization enable
+        if (!plasmoid.configuration.optimize)
+            plasmoid.setAction("requestKey", i18n("Request key"), "utilities-system-monitor")
         plasmoid.setAction("showReadme", i18n("Show README"), "text-x-readme")
         plasmoid.setAction("checkUpdates", i18n("Check updates"), "system-software-update")
         // init submodule
@@ -187,9 +189,9 @@ Item {
         if (debug) console.debug()
 
         // init submodule
-        awKeys.initKeys(plasmoid.configuration.text, plasmoid.configuration.interval,
-                        plasmoid.configuration.queueLimit)
         awKeys.initDataAggregator(tooltipSettings)
+        awKeys.initKeys(plasmoid.configuration.text, plasmoid.configuration.interval,
+                        plasmoid.configuration.queueLimit, plasmoid.configuration.optimize)
         awKeys.setWrapNewLines(plasmoid.configuration.wrapNewLines)
         // configure aggregator
         awKeys.setAggregatorProperty("acOffline", plasmoid.configuration.acOffline)

sources/awesome-widget/package/contents/ui/tooltip.qml

@@ -48,9 +48,9 @@ Item {
     property alias cfg_memTooltipColor: memTooltipColor.text
     property alias cfg_swapTooltip: swapTooltip.checked
     property alias cfg_swapTooltipColor: swapTooltipColor.text
-    property alias cfg_downTooltip: downTooltip.checked
-    property alias cfg_downTooltipColor: downTooltipColor.text
-    property alias cfg_upTooltipColor: upTooltipColor.text
+    property alias cfg_downkbTooltip: downkbTooltip.checked
+    property alias cfg_downkbTooltipColor: downkbTooltipColor.text
+    property alias cfg_upkbTooltipColor: upkbTooltipColor.text
     property alias cfg_batTooltip: batTooltip.checked
     property alias cfg_batTooltipColor: batTooltipColor.text
     property alias cfg_batInTooltipColor: batInTooltipColor.text
@@ -273,7 +273,7 @@ Item {
         }
 
         QtControls.GroupBox {
-            id: downTooltip
+            id: downkbTooltip
             height: implicitHeight
             width: parent.width
             checkable: true
@@ -292,22 +292,22 @@ Item {
                         text: i18n("Download speed color")
                     }
                     QtControls.Button {
-                        id: downTooltipColor
+                        id: downkbTooltipColor
                         width: parent.width * 3 / 5
                         style: QtStyles.ButtonStyle {
                             background: Rectangle {
-                                color: plasmoid.configuration.downTooltipColor
+                                color: plasmoid.configuration.downkbTooltipColor
                             }
                         }
-                        text: plasmoid.configuration.downTooltipColor
-                        onClicked: downTooltipColorDialog.visible = true
+                        text: plasmoid.configuration.downkbTooltipColor
+                        onClicked: downkbTooltipColorDialog.visible = true
                     }
 
                     QtDialogs.ColorDialog {
-                        id: downTooltipColorDialog
+                        id: downkbTooltipColorDialog
                         title: i18n("Select a color")
-                        color: downTooltipColor.text
-                        onAccepted: downTooltipColor.text = downTooltipColorDialog.color
+                        color: downkbTooltipColor.text
+                        onAccepted: downkbTooltipColor.text = downkbTooltipColorDialog.color
                     }
                 }
                 Row {
@@ -321,22 +321,22 @@ Item {
                         text: i18n("Upload speed color")
                     }
                     QtControls.Button {
-                        id: upTooltipColor
+                        id: upkbTooltipColor
                         width: parent.width * 3 / 5
                         style: QtStyles.ButtonStyle {
                             background: Rectangle {
-                                color: plasmoid.configuration.upTooltipColor
+                                color: plasmoid.configuration.upkbTooltipColor
                             }
                         }
-                        text: plasmoid.configuration.upTooltipColor
-                        onClicked: upTooltipColorDialog.visible = true
+                        text: plasmoid.configuration.upkbTooltipColor
+                        onClicked: upkbTooltipColorDialog.visible = true
                     }
 
                     QtDialogs.ColorDialog {
-                        id: upTooltipColorDialog
+                        id: upkbTooltipColorDialog
                         title: i18n("Select a color")
-                        color: upTooltipColor.text
-                        onAccepted: upTooltipColor.text = upTooltipColorDialog.color
+                        color: upkbTooltipColor.text
+                        onAccepted: upkbTooltipColor.text = upkbTooltipColorDialog.color
                     }
                 }
             }

sources/awesome-widget/package/contents/ui/widget.qml

@@ -53,7 +53,7 @@ Item {
           horizontalAlignment: Text.AlignHCenter
           verticalAlignment: Text.AlignVCenter
           wrapMode: Text.WordWrap
-          text: i18n("Detailed information may be found on <a href=\"http://arcanis.name/projects/awesome-widgets/\">project homepage</a>")
+          text: i18n("Detailed information may be found on <a href=\"https://arcanis.me/projects/awesome-widgets/\">project homepage</a>")
           onLinkActivated: Qt.openUrlExternally(link);
         }
 
@@ -198,7 +198,7 @@ Item {
             height: implicitHeight
             width: parent.width
             QtControls.ComboBox {
-                width: parent.width * 1 / 5
+                width: parent.width * 2 / 5
                 textRole: "label"
                 model: [
                     {
@@ -252,11 +252,20 @@ Item {
                     {
                         'label': i18n("Weathers"),
                         'regexp': "^(weather(Id)?|humidity|pressure|temperature|timestamp)"
+                    },
+                    {
+                        'label': i18n("Functions"),
+                        'regexp': "functions"
                     }
                 ]
                 onCurrentIndexChanged: {
                     if (debug) console.debug()
-                    tags.model = awKeys.dictKeys(true, model[currentIndex]["regexp"])
+                    if (model[currentIndex]["regexp"] == "functions")
+                        tags.model = ["{{\n\n}}", "template{{\n\n}}",
+                            "aw_all<>{{}}", "aw_count<>{{}}", "aw_keys<>{{}}",
+                            "aw_names<>{{}}"]
+                    else
+                        tags.model = awKeys.dictKeys(true, model[currentIndex]["regexp"])
                     if (debug) console.info("Init model", tags.model, "for", model[currentIndex]["label"])
                     tags.currentIndex = -1
                 }
@@ -293,18 +302,6 @@ Item {
                     awActions.sendNotification("tag", message)
                 }
             }
-            QtControls.Button {
-                width: parent.width * 1 / 5
-                text: i18n("Add lambda")
-
-                onClicked: {
-                    if (debug) console.debug("Lambda button")
-                    var pos = textPattern.cursorPosition
-                    var selected = textPattern.selectedText
-                    textPattern.remove(textPattern.selectionStart, textPattern.selectionEnd)
-                    textPattern.insert(pos, selected + "${{\n\n}}")
-                }
-            }
         }
 
         Row {
@@ -321,7 +318,7 @@ Item {
                 onClicked: {
                     lock = false
                     awKeys.initKeys(textPattern.text, plasmoid.configuration.interval,
-                                    plasmoid.configuration.queueLimit)
+                                    plasmoid.configuration.queueLimit, false)
                     awKeys.needToBeUpdated()
                 }
             }
@@ -349,7 +346,7 @@ Item {
         awKeys.needTextToBeUpdated.connect(needTextUpdate)
         // init submodule
         awKeys.initKeys(plasmoid.configuration.text, plasmoid.configuration.interval,
-                        plasmoid.configuration.queueLimit)
+                        plasmoid.configuration.queueLimit, false)
         awKeys.setAggregatorProperty("acOffline", plasmoid.configuration.acOffline)
         awKeys.setAggregatorProperty("acOnline", plasmoid.configuration.acOnline)
         awKeys.setAggregatorProperty("customTime", plasmoid.configuration.customTime)

sources/awesome-widget/package/metadata.desktop

@@ -21,7 +21,7 @@ X-KDE-PluginInfo-Author=Evgeniy Alekseev aka arcanis
 X-KDE-PluginInfo-Email=esalexeev@gmail.com
 X-KDE-PluginInfo-Name=org.kde.plasma.awesomewidget
 X-KDE-PluginInfo-Version=3.0.1
-X-KDE-PluginInfo-Website=http://arcanis.name/projects/awesome-widgets/
+X-KDE-PluginInfo-Website=https://arcanis.me/projects/awesome-widgets/
 X-KDE-PluginInfo-Category=System Information
 X-KDE-PluginInfo-Depends=
 X-KDE-PluginInfo-License=GPLv3

sources/awesome-widget/plugin/awactions.cpp

@@ -21,19 +21,13 @@
 #include <KNotifications/KNotification>
 
 #include <QDesktopServices>
-#include <QJsonDocument>
-#include <QJsonParseError>
-#include <QMessageBox>
-#include <QNetworkAccessManager>
-#include <QNetworkRequest>
-#include <QNetworkReply>
 #include <QProcess>
-#include <QProcessEnvironment>
-#include <QStandardPaths>
+#include <QUrl>
 
 #include <fontdialog/fontdialog.h>
 
 #include "awdebug.h"
+#include "awupdatehelper.h"
 #include "version.h"
 
 
@@ -41,12 +35,16 @@ AWActions::AWActions(QObject *parent)
     : QObject(parent)
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+
+    m_updateHelper = new AWUpdateHelper(this);
 }
 
 
 AWActions::~AWActions()
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+
+    delete m_updateHelper;
 }
 
 
@@ -54,15 +52,8 @@ void AWActions::checkUpdates(const bool showAnyway)
 {
     qCDebug(LOG_AW) << "Show anyway" << showAnyway;
 
-    // showAnyway options requires to show message if no updates found on direct
-    // request. In case of automatic check no message will be shown
-    QNetworkAccessManager *manager = new QNetworkAccessManager(nullptr);
-    connect(manager, &QNetworkAccessManager::finished,
-            [showAnyway, this](QNetworkReply *reply) {
-                return versionReplyRecieved(reply, showAnyway);
-            });
-
-    manager->get(QNetworkRequest(QUrl(VERSION_API)));
+    if (!m_updateHelper->checkVersion())
+        m_updateHelper->checkUpdates(showAnyway);
 }
 
 
@@ -86,7 +77,7 @@ bool AWActions::runCmd(const QString cmd) const
 // HACK: this method uses variable from version.h
 void AWActions::showReadme() const
 {
-    QDesktopServices::openUrl(QString(HOMEPAGE));
+    QDesktopServices::openUrl(QUrl(HOMEPAGE));
 }
 
 
@@ -144,6 +135,14 @@ QString AWActions::getAboutText(const QString type) const
                                   .arg(trdPartyList.at(i).split(QChar(','))[1])
                                   .arg(trdPartyList.at(i).split(QChar(','))[2]);
         text = i18n("This software uses: %1", trdPartyList.join(QString(", ")));
+    } else if (type == QString("thanks")) {
+        QStringList thanks = QString(SPECIAL_THANKS)
+                                 .split(QChar(';'), QString::SkipEmptyParts);
+        for (int i = 0; i < thanks.count(); i++)
+            thanks[i] = QString("<a href=\"%2\">%1</a>")
+                            .arg(thanks.at(i).split(QChar(','))[0])
+                            .arg(thanks.at(i).split(QChar(','))[1]);
+        text = i18n("Special thanks to %1", thanks.join(QString(", ")));
     }
 
     return text;
@@ -171,87 +170,10 @@ QVariantMap AWActions::getFont(const QVariantMap defaultFont) const
 // to avoid additional object definition this method is static
 void AWActions::sendNotification(const QString eventId, const QString message)
 {
-    qCDebug(LOG_AW) << "Event" << eventId;
-    qCDebug(LOG_AW) << "Message" << message;
+    qCDebug(LOG_AW) << "Event" << eventId << "with message" << message;
 
     KNotification *notification = KNotification::event(
         eventId, QString("Awesome Widget ::: %1").arg(eventId), message);
     notification->setComponentName(
         QString("plasma-applet-org.kde.plasma.awesome-widget"));
 }
-
-
-void AWActions::showInfo(const QString version) const
-{
-    qCDebug(LOG_AW) << "Version" << version;
-
-    QString text = i18n("You are using the actual version %1", version);
-    if (!QString(COMMIT_SHA).isEmpty())
-        text += QString(" (%1)").arg(QString(COMMIT_SHA));
-    QMessageBox::information(nullptr, i18n("No new version found"), text);
-}
-
-
-void AWActions::showUpdates(const QString version) const
-{
-    qCDebug(LOG_AW) << "Version" << version;
-
-    QString text;
-    text += i18n("Current version : %1", QString(VERSION));
-    text += QString(COMMIT_SHA).isEmpty()
-                ? QString("\n")
-                : QString(" (%1)\n").arg(QString(COMMIT_SHA));
-    text += i18n("New version : %1", version) + QString("\n\n");
-    text += i18n("Click \"Ok\" to download");
-
-    int select
-        = QMessageBox::information(nullptr, i18n("There are updates"), text,
-                                   QMessageBox::Ok | QMessageBox::Cancel);
-    switch (select) {
-    case QMessageBox::Ok:
-        QDesktopServices::openUrl(QString(RELEASES) + version);
-        break;
-    case QMessageBox::Cancel:
-    default:
-        break;
-    }
-}
-
-
-void AWActions::versionReplyRecieved(QNetworkReply *reply,
-                                     const bool showAnyway) const
-{
-    qCDebug(LOG_AW) << "Return code" << reply->error();
-    qCDebug(LOG_AW) << "Reply error message" << reply->errorString();
-    qCDebug(LOG_AW) << "Show anyway" << showAnyway;
-
-    QJsonParseError error;
-    QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &error);
-    reply->deleteLater();
-    if ((reply->error() != QNetworkReply::NoError)
-        || (error.error != QJsonParseError::NoError)) {
-        qCWarning(LOG_AW) << "Parse error" << error.errorString();
-        return;
-    }
-
-    // convert to map
-    QVariantMap firstRelease = jsonDoc.toVariant().toList().first().toMap();
-    QString version = firstRelease[QString("tag_name")].toString();
-    version.remove(QString("V."));
-    qCInfo(LOG_AW) << "Found version" << version;
-
-    // FIXME: possible there is a better way to check versions
-    int old_major = QString(VERSION).split(QChar('.')).at(0).toInt();
-    int old_minor = QString(VERSION).split(QChar('.')).at(1).toInt();
-    int old_patch = QString(VERSION).split(QChar('.')).at(2).toInt();
-    int new_major = QString(version).split(QChar('.')).at(0).toInt();
-    int new_minor = QString(version).split(QChar('.')).at(1).toInt();
-    int new_patch = QString(version).split(QChar('.')).at(2).toInt();
-    if ((old_major < new_major)
-        || ((old_major == new_major) && (old_minor < new_minor))
-        || ((old_major == new_major) && (old_minor == new_minor)
-            && (old_patch < new_patch)))
-        return showUpdates(version);
-    else if (showAnyway)
-        return showInfo(version);
-}

sources/awesome-widget/plugin/awactions.h

@@ -22,7 +22,7 @@
 #include <QObject>
 
 
-class QNetworkReply;
+class AWUpdateHelper;
 
 class AWActions : public QObject
 {
@@ -44,11 +44,8 @@ public slots:
     Q_INVOKABLE static void sendNotification(const QString eventId,
                                              const QString message);
 
-private slots:
-    void showInfo(const QString version) const;
-    void showUpdates(const QString version) const;
-    void versionReplyRecieved(QNetworkReply *reply,
-                              const bool showAnyway) const;
+private:
+    AWUpdateHelper *m_updateHelper = nullptr;
 };
 
 

sources/awesome-widget/plugin/awconfighelper.cpp

@@ -40,6 +40,25 @@ AWConfigHelper::~AWConfigHelper()
 }
 
 
+QString AWConfigHelper::configurationDirectory() const
+{
+    // get readable directory
+    QString localDir = QString("%1/awesomewidgets/configs")
+                           .arg(QStandardPaths::writableLocation(
+                               QStandardPaths::GenericDataLocation));
+
+    // create directory and copy files from default settings
+    QDir localDirectory;
+    if ((!localDirectory.exists(localDir))
+        && (localDirectory.mkpath(localDir))) {
+        qCInfo(LOG_AW) << "Created directory" << localDir;
+        copyConfigs(localDir);
+    }
+
+    return localDir;
+}
+
+
 bool AWConfigHelper::dropCache() const
 {
     QString fileName = QString("%1/awesomewidgets.ndx")
@@ -61,7 +80,7 @@ bool AWConfigHelper::exportConfiguration(QObject *nativeConfig,
     QQmlPropertyMap *configuration
         = static_cast<QQmlPropertyMap *>(nativeConfig);
     settings.beginGroup(QString("plasmoid"));
-    foreach (QString key, configuration->keys()) {
+    for (auto key : configuration->keys()) {
         QVariant value = configuration->value(key);
         if (!value.isValid())
             continue;
@@ -70,13 +89,13 @@ bool AWConfigHelper::exportConfiguration(QObject *nativeConfig,
     settings.endGroup();
 
     // extensions
-    foreach (QString item, m_dirs) {
+    for (auto item : m_dirs) {
         QStringList items
             = QDir(QString("%1/%2").arg(m_baseDir).arg(item))
                   .entryList(QStringList() << QString("*.desktop"),
                              QDir::Files);
         settings.beginGroup(item);
-        foreach (QString it, items)
+        for (auto it : items)
             copyExtensions(it, item, settings, false);
         settings.endGroup();
     }
@@ -112,9 +131,9 @@ QVariantMap AWConfigHelper::importConfiguration(const QString fileName,
 
     // extensions
     if (importExtensions) {
-        foreach (QString item, m_dirs) {
+        for (auto item : m_dirs) {
             settings.beginGroup(item);
-            foreach (QString it, settings.childGroups())
+            for (auto it : settings.childGroups())
                 copyExtensions(it, item, settings, true);
             settings.endGroup();
         }
@@ -137,7 +156,7 @@ QVariantMap AWConfigHelper::importConfiguration(const QString fileName,
     // plasmoid configuration
     if (importPlasmoid) {
         settings.beginGroup(QString("plasmoid"));
-        foreach (QString key, settings.childKeys())
+        for (auto key : settings.childKeys())
             configuration[key] = settings.value(key);
         settings.endGroup();
     }
@@ -212,13 +231,34 @@ void AWConfigHelper::writeDataEngineConfiguration(
 }
 
 
+void AWConfigHelper::copyConfigs(const QString localDir) const
+{
+    qCDebug(LOG_AW) << "Local directory" << localDir;
+
+    QStringList dirs = QStandardPaths::locateAll(
+        QStandardPaths::GenericDataLocation, QString("awesomewidgets/configs"),
+        QStandardPaths::LocateDirectory);
+    for (auto dir : dirs) {
+        if (dir == localDir)
+            continue;
+        QStringList files = QDir(dir).entryList(QDir::Files);
+        for (auto source : files) {
+            QString destination = QString("%1/%2").arg(localDir).arg(source);
+            bool status = QFile::copy(QString("%1/%2").arg(dir).arg(source),
+                                      destination);
+            qCInfo(LOG_AW) << "File" << source << "has been copied to"
+                           << destination << "with status" << status;
+        }
+    }
+}
+
+
 void AWConfigHelper::copyExtensions(const QString item, const QString type,
                                     QSettings &settings,
                                     const bool inverse) const
 {
-    qCDebug(LOG_AW) << "Extension" << item;
-    qCDebug(LOG_AW) << "Type" << type;
-    qCDebug(LOG_AW) << "Inverse" << inverse;
+    qCDebug(LOG_AW) << "Extension" << item << "has type" << type
+                    << "inverse copying" << inverse;
 
     settings.beginGroup(item);
     QSettings itemSettings(
@@ -239,7 +279,7 @@ void AWConfigHelper::copyExtensions(const QString item, const QString type,
 
 void AWConfigHelper::copySettings(QSettings &from, QSettings &to) const
 {
-    foreach (QString key, from.childKeys())
+    for (auto key : from.childKeys())
         to.setValue(key, from.value(key));
 }
 
@@ -247,8 +287,7 @@ void AWConfigHelper::copySettings(QSettings &from, QSettings &to) const
 void AWConfigHelper::readFile(QSettings &settings, const QString key,
                               const QString fileName) const
 {
-    qCDebug(LOG_AW) << "Key" << key;
-    qCDebug(LOG_AW) << "File" << fileName;
+    qCDebug(LOG_AW) << "Key" << key << "from file" << fileName;
 
     QFile file(fileName);
     if (file.open(QIODevice::ReadOnly | QIODevice::Text)) {
@@ -264,8 +303,7 @@ void AWConfigHelper::readFile(QSettings &settings, const QString key,
 void AWConfigHelper::writeFile(QSettings &settings, const QString key,
                                const QString fileName) const
 {
-    qCDebug(LOG_AW) << "Key" << key;
-    qCDebug(LOG_AW) << "File" << fileName;
+    qCDebug(LOG_AW) << "Key" << key << "to file" << fileName;
 
     if (!settings.contains(key))
         return;

sources/awesome-widget/plugin/awconfighelper.h

@@ -32,6 +32,7 @@ class AWConfigHelper : public QObject
 public:
     explicit AWConfigHelper(QObject *parent = nullptr);
     virtual ~AWConfigHelper();
+    Q_INVOKABLE QString configurationDirectory() const;
     Q_INVOKABLE bool dropCache() const;
     Q_INVOKABLE bool exportConfiguration(QObject *nativeConfig,
                                          const QString fileName) const;
@@ -46,6 +47,7 @@ public:
 
 private:
     // methods
+    void copyConfigs(const QString localDir) const;
     void copyExtensions(const QString item, const QString type,
                         QSettings &settings, const bool inverse) const;
     void copySettings(QSettings &from, QSettings &to) const;

sources/awesome-widget/plugin/awdataaggregator.cpp

@@ -25,7 +25,7 @@
 #include <QGraphicsView>
 #include <QPixmap>
 
-#include <math.h>
+#include <cmath>
 
 #include "awactions.h"
 #include "awdebug.h"
@@ -35,12 +35,18 @@ AWDataAggregator::AWDataAggregator(QObject *parent)
     : QObject(parent)
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
-    // required by signals
-    qRegisterMetaType<QHash<QString, QString>>("QHash<QString, QString>");
+
+    boundaries[QString("cpuTooltip")] = 100.0;
+    boundaries[QString("cpuclTooltip")] = 4000.0;
+    boundaries[QString("memTooltip")] = 100.0;
+    boundaries[QString("swapTooltip")] = 100.0;
+    boundaries[QString("downkbTooltip")] = 1.0;
+    boundaries[QString("upkbTooltip")] = 1.0;
+    boundaries[QString("batTooltip")] = 100.0;
 
     initScene();
-    connect(this, SIGNAL(updateData(const QHash<QString, QString> &)), this,
-            SLOT(dataUpdate(const QHash<QString, QString> &)));
+    connect(this, SIGNAL(updateData(const QVariantHash &)), this,
+            SLOT(dataUpdate(const QVariantHash &)));
 }
 
 
@@ -87,18 +93,10 @@ void AWDataAggregator::setParameters(QVariantMap settings)
     counts += configuration[QString("cpuclTooltip")].toInt();
     counts += configuration[QString("memTooltip")].toInt();
     counts += configuration[QString("swapTooltip")].toInt();
-    counts += configuration[QString("downTooltip")].toInt();
+    counts += configuration[QString("downkbTooltip")].toInt();
     counts += configuration[QString("batTooltip")].toInt();
     // resize tooltip image
-    toolTipView->resize(100.0 * counts, 105.0);
-
-    boundaries[QString("cpuTooltip")] = 100.0;
-    boundaries[QString("cpuclTooltip")] = 4000.0;
-    boundaries[QString("memTooltip")] = 100.0;
-    boundaries[QString("swapTooltip")] = 100.0;
-    boundaries[QString("downTooltip")] = 1.0;
-    boundaries[QString("upTooltip")] = 1.0;
-    boundaries[QString("batTooltip")] = 100.0;
+    toolTipView->resize(100 * counts, 105);
 
     requiredKeys.clear();
     if (configuration[QString("cpuTooltip")].toBool())
@@ -109,10 +107,10 @@ void AWDataAggregator::setParameters(QVariantMap settings)
         requiredKeys.append(QString("memTooltip"));
     if (configuration[QString("swapTooltip")].toBool())
         requiredKeys.append(QString("swapTooltip"));
-    if (configuration[QString("downTooltip")].toBool())
-        requiredKeys.append(QString("downTooltip"));
-    if (configuration[QString("upTooltip")].toBool())
-        requiredKeys.append(QString("upTooltip"));
+    if (configuration[QString("downkbTooltip")].toBool())
+        requiredKeys.append(QString("downkbTooltip"));
+    if (configuration[QString("upkbTooltip")].toBool())
+        requiredKeys.append(QString("upkbTooltip"));
     if (configuration[QString("batTooltip")].toBool())
         requiredKeys.append(QString("batTooltip"));
 
@@ -131,11 +129,11 @@ QPixmap AWDataAggregator::tooltipImage()
     toolTipScene->clear();
     QPen pen;
     bool down = false;
-    foreach (QString key, requiredKeys) {
+    for (auto key : requiredKeys) {
         // create frame
-        float normX = 100.0 / static_cast<float>(data[key].count());
-        float normY = 100.0 / (1.5 * boundaries[key]);
-        float shift = requiredKeys.indexOf(key) * 100.0;
+        float normX = 100.0f / static_cast<float>(data[key].count());
+        float normY = 100.0f / (1.5f * boundaries[key]);
+        float shift = requiredKeys.indexOf(key) * 100.0f;
         if (down)
             shift -= 100.0;
         // apply pen color
@@ -146,9 +144,9 @@ QPixmap AWDataAggregator::tooltipImage()
         for (int j = 0; j < data[key].count() - 1; j++) {
             // some magic here
             float x1 = j * normX + shift;
-            float y1 = -fabs(data[key].at(j)) * normY + 5.0;
+            float y1 = -fabs(data[key].at(j)) * normY + 5.0f;
             float x2 = (j + 1) * normX + shift;
-            float y2 = -fabs(data[key].at(j + 1)) * normY + 5.0;
+            float y2 = -fabs(data[key].at(j + 1)) * normY + 5.0f;
             if (key == QString("batTooltip")) {
                 if (data[key].at(j + 1) > 0)
                     pen.setColor(QColor(
@@ -160,7 +158,7 @@ QPixmap AWDataAggregator::tooltipImage()
             }
             toolTipScene->addLine(x1, y1, x2, y2, pen);
         }
-        if (key == QString("downTooltip"))
+        if (key == QString("downkbTooltip"))
             down = true;
     }
 
@@ -168,7 +166,7 @@ QPixmap AWDataAggregator::tooltipImage()
 }
 
 
-void AWDataAggregator::dataUpdate(const QHash<QString, QString> &values)
+void AWDataAggregator::dataUpdate(const QVariantHash &values)
 {
     // do not log these arguments
     setData(values);
@@ -179,9 +177,8 @@ void AWDataAggregator::dataUpdate(const QHash<QString, QString> &values)
 void AWDataAggregator::checkValue(const QString source, const float value,
                                   const float extremum) const
 {
-    qCDebug(LOG_AW) << "Notification source" << source;
-    qCDebug(LOG_AW) << "Value" << value;
-    qCDebug(LOG_AW) << "Called with extremum" << extremum;
+    qCDebug(LOG_AW) << "Notification source" << source << "with value" << value
+                    << "called with extremum" << extremum;
 
     if (value >= 0.0) {
         if ((m_enablePopup) && (value > extremum)
@@ -200,9 +197,8 @@ void AWDataAggregator::checkValue(const QString source, const float value,
 void AWDataAggregator::checkValue(const QString source, const QString current,
                                   const QString received) const
 {
-    qCDebug(LOG_AW) << "Notification source" << source;
-    qCDebug(LOG_AW) << "Current value" << current;
-    qCDebug(LOG_AW) << "Received value" << received;
+    qCDebug(LOG_AW) << "Notification source" << source << "with current value"
+                    << current << "and received one" << received;
 
     if ((m_enablePopup) && (current != received) && (!received.isEmpty()))
         return AWActions::sendNotification(QString("event"),
@@ -225,8 +221,7 @@ void AWDataAggregator::initScene()
 QString AWDataAggregator::notificationText(const QString source,
                                            const float value) const
 {
-    qCDebug(LOG_AW) << "Notification source" << source;
-    qCDebug(LOG_AW) << "Value" << value;
+    qCDebug(LOG_AW) << "Notification source" << source << "with value" << value;
 
     QString output;
     if (source == QString("batTooltip"))
@@ -247,8 +242,7 @@ QString AWDataAggregator::notificationText(const QString source,
 QString AWDataAggregator::notificationText(const QString source,
                                            const QString value) const
 {
-    qCDebug(LOG_AW) << "Notification source" << source;
-    qCDebug(LOG_AW) << "Value" << value;
+    qCDebug(LOG_AW) << "Notification source" << source << "with value" << value;
 
     QString output;
     if (source == QString("netdev"))
@@ -258,24 +252,25 @@ QString AWDataAggregator::notificationText(const QString source,
 }
 
 
-void AWDataAggregator::setData(const QHash<QString, QString> &values)
+void AWDataAggregator::setData(const QVariantHash &values)
 {
     // do not log these arguments
     // battery update requires info is AC online or not
-    setData(values[QString("ac")] == configuration[QString("acOnline")],
+    setData(values[QString("ac")].toString()
+                == configuration[QString("acOnline")],
             QString("batTooltip"), values[QString("bat")].toFloat());
     // usual case
     setData(QString("cpuTooltip"), values[QString("cpu")].toFloat(), 90.0);
     setData(QString("cpuclTooltip"), values[QString("cpucl")].toFloat());
-    setData(QString("memTooltip"), values[QString("mem")].toFloat(), 90.0);
+    setData(QString("memTooltip"), values[QString("mem")].toFloat(), 80.0);
     setData(QString("swapTooltip"), values[QString("swap")].toFloat(), 0.0);
-    setData(QString("downTooltip"), values[QString("downkb")].toFloat());
-    setData(QString("upTooltip"), values[QString("upkb")].toFloat());
+    setData(QString("downkbTooltip"), values[QString("downkb")].toFloat());
+    setData(QString("upkbTooltip"), values[QString("upkb")].toFloat());
     // additional check for network device
     [this](const QString value) {
         checkValue(QString("netdev"), currentNetworkDevice, value);
         currentNetworkDevice = value;
-    }(values[QString("netdev")]);
+    }(values[QString("netdev")].toString());
     // additional check for GPU load
     [this](const float value) {
         checkValue(QString("gpu"), value, 90.0);
@@ -287,9 +282,8 @@ void AWDataAggregator::setData(const QHash<QString, QString> &values)
 void AWDataAggregator::setData(const QString &source, float value,
                                const float extremum)
 {
-    qCDebug(LOG_AW) << "Source" << source;
-    qCDebug(LOG_AW) << "Value" << value;
-    qCDebug(LOG_AW) << "Called with extremum" << extremum;
+    qCDebug(LOG_AW) << "Source" << source << "to value" << value
+                    << "with extremum" << extremum;
 
     if (data[source].count() == 0)
         data[source].append(0.0);
@@ -303,12 +297,15 @@ void AWDataAggregator::setData(const QString &source, float value,
     checkValue(source, value, extremum);
 
     data[source].append(value);
-    if (source == QString("downTooltip")) {
+    if (source == QString("downkbTooltip")) {
         QList<float> netValues
-            = data[QString("downTooltip")] + data[QString("upTooltip")];
-        boundaries[QString("downTooltip")]
-            = 1.2 * *std::max_element(netValues.cbegin(), netValues.cend());
-        boundaries[QString("upTooltip")] = boundaries[QString("downTooltip")];
+            = data[QString("downkbTooltip")] + data[QString("upkbTooltip")];
+        // to avoid inf value of normY
+        netValues << 1.0;
+        boundaries[QString("downkbTooltip")]
+            = 1.2f * *std::max_element(netValues.cbegin(), netValues.cend());
+        boundaries[QString("upkbTooltip")]
+            = boundaries[QString("downkbTooltip")];
     }
 }
 
@@ -316,9 +313,8 @@ void AWDataAggregator::setData(const QString &source, float value,
 void AWDataAggregator::setData(const bool dontInvert, const QString &source,
                                float value)
 {
-    qCDebug(LOG_AW) << "Do not invert value" << dontInvert;
-    qCDebug(LOG_AW) << "Source" << source;
-    qCDebug(LOG_AW) << "Value" << value;
+    qCDebug(LOG_AW) << "Do not invert" << dontInvert << "value" << value
+                    << "for source" << source;
 
     // invert values for different battery colours
     value = dontInvert ? value : -value;

sources/awesome-widget/plugin/awdataaggregator.h

@@ -41,11 +41,11 @@ public:
     QPixmap tooltipImage();
 
 signals:
-    void updateData(const QHash<QString, QString> &values);
+    void updateData(const QVariantHash &values);
     void toolTipPainted(const QString image) const;
 
-public slots:
-    void dataUpdate(const QHash<QString, QString> &values);
+private slots:
+    void dataUpdate(const QVariantHash &values);
 
 private:
     // ui
@@ -59,9 +59,9 @@ private:
     QString notificationText(const QString source, const float value) const;
     QString notificationText(const QString source, const QString value) const;
     // main method
-    void setData(const QHash<QString, QString> &values);
+    void setData(const QVariantHash &values);
     void setData(const QString &source, float value,
-                 const float extremum = -1.0);
+                 const float extremum = -1.0f);
     // different signature for battery device
     void setData(const bool dontInvert, const QString &source, float value);
     // variables

sources/awesome-widget/plugin/awdataengineaggregator.cpp

@@ -17,20 +17,14 @@
 
 #include "awdataengineaggregator.h"
 
-#include <Plasma/DataEngineConsumer>
-
 #include "awdebug.h"
 #include "awkeys.h"
 
 
-AWDataEngineAggregator::AWDataEngineAggregator(QObject *parent,
-                                               const int interval)
+AWDataEngineAggregator::AWDataEngineAggregator(QObject *parent)
     : QObject(parent)
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
-
-    setInterval(interval);
-    initDataEngines();
 }
 
 
@@ -38,25 +32,49 @@ AWDataEngineAggregator::~AWDataEngineAggregator()
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
 
+    clear();
+}
+
+
+void AWDataEngineAggregator::clear()
+{
     // disconnect sources first
     disconnectSources();
     m_dataEngines.clear();
+    delete m_consumer;
+    m_consumer = nullptr;
 }
 
 
 void AWDataEngineAggregator::disconnectSources()
 {
-    foreach (QString dataengine, m_dataEngines.keys())
-        foreach (QString source, m_dataEngines[dataengine]->sources())
-            m_dataEngines[dataengine]->disconnectSource(source, parent());
+    for (auto dataengine : m_dataEngines.values())
+        for (auto source : dataengine->sources())
+            dataengine->disconnectSource(source, parent());
 }
 
 
-void AWDataEngineAggregator::setInterval(const int _interval)
+void AWDataEngineAggregator::initDataEngines(const int interval)
 {
-    qCDebug(LOG_AW) << "Interval" << _interval;
+    qCDebug(LOG_AW) << "Init dataengines with interval" << interval;
 
-    m_interval = _interval;
+    m_consumer = new Plasma::DataEngineConsumer();
+    m_dataEngines[QString("systemmonitor")]
+        = m_consumer->dataEngine(QString("systemmonitor"));
+    m_dataEngines[QString("extsysmon")]
+        = m_consumer->dataEngine(QString("extsysmon"));
+    m_dataEngines[QString("time")] = m_consumer->dataEngine(QString("time"));
+
+    // additional method required by systemmonitor structure
+    connect(m_dataEngines[QString("systemmonitor")],
+            &Plasma::DataEngine::sourceAdded,
+            [this, interval](const QString source) {
+                emit(deviceAdded(source));
+                m_dataEngines[QString("systemmonitor")]->connectSource(
+                    source, parent(), interval);
+            });
+
+    return reconnectSources(interval);
 }
 
 
@@ -68,34 +86,17 @@ void AWDataEngineAggregator::dropSource(const QString source)
     // connected we will try to disconnect it from systemmonitor and extsysmon
     m_dataEngines[QString("systemmonitor")]->disconnectSource(source, parent());
     m_dataEngines[QString("extsysmon")]->disconnectSource(source, parent());
+    m_dataEngines[QString("time")]->disconnectSource(source, parent());
 }
 
 
-void AWDataEngineAggregator::reconnectSources()
+void AWDataEngineAggregator::reconnectSources(const int interval)
 {
+    qCDebug(LOG_AW) << "Reconnect sources with interval" << interval;
+
     m_dataEngines[QString("systemmonitor")]->connectAllSources(parent(),
-                                                               m_interval);
-    m_dataEngines[QString("extsysmon")]->connectAllSources(parent(),
-                                                           m_interval);
+                                                               interval);
+    m_dataEngines[QString("extsysmon")]->connectAllSources(parent(), interval);
     m_dataEngines[QString("time")]->connectSource(QString("Local"), parent(),
                                                   1000);
 }
-
-
-void AWDataEngineAggregator::initDataEngines()
-{
-    Plasma::DataEngineConsumer *deConsumer = new Plasma::DataEngineConsumer();
-    m_dataEngines[QString("systemmonitor")]
-        = deConsumer->dataEngine(QString("systemmonitor"));
-    m_dataEngines[QString("extsysmon")]
-        = deConsumer->dataEngine(QString("extsysmon"));
-    m_dataEngines[QString("time")] = deConsumer->dataEngine(QString("time"));
-
-    // additional method required by systemmonitor structure
-    connect(m_dataEngines[QString("systemmonitor")],
-            &Plasma::DataEngine::sourceAdded, [this](const QString source) {
-                static_cast<AWKeys *>(parent())->addDevice(source);
-                m_dataEngines[QString("systemmonitor")]->connectSource(
-                    source, parent(), m_interval);
-            });
-}

sources/awesome-widget/plugin/awdataengineaggregator.h

@@ -20,6 +20,7 @@
 #define AWDATAENGINEAGGREGATOR_H
 
 #include <Plasma/DataEngine>
+#include <Plasma/DataEngineConsumer>
 
 #include <QObject>
 
@@ -27,24 +28,24 @@
 class AWDataEngineAggregator : public QObject
 {
     Q_OBJECT
-    Q_PROPERTY(int interval MEMBER m_interval WRITE setInterval);
 
 public:
-    explicit AWDataEngineAggregator(QObject *parent = nullptr,
-                                    const int interval = 1000);
+    explicit AWDataEngineAggregator(QObject *parent = nullptr);
     virtual ~AWDataEngineAggregator();
+    void clear();
     void disconnectSources();
-    // properties
-    void setInterval(const int _interval);
+    void initDataEngines(const int interval);
+
+signals:
+    void deviceAdded(const QString &source);
 
 public slots:
     void dropSource(const QString source);
-    void reconnectSources();
+    void reconnectSources(const int interval);
 
 private:
-    void initDataEngines();
+    Plasma::DataEngineConsumer *m_consumer = nullptr;
     QHash<QString, Plasma::DataEngine *> m_dataEngines;
-    int m_interval;
 };
 
 

sources/awesome-widget/plugin/awesomewidget.cpp

@@ -21,6 +21,7 @@
 
 #include "awactions.h"
 #include "awconfighelper.h"
+#include "awdataengineaggregator.h"
 #include "awkeys.h"
 
 

sources/awesome-widget/plugin/awkeycache.cpp

@@ -0,0 +1,184 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#include "awkeycache.h"
+
+#include <QDir>
+#include <QNetworkInterface>
+#include <QRegExp>
+#include <QSettings>
+#include <QStandardPaths>
+
+#include "awdebug.h"
+
+
+bool AWKeyCache::addKeyToCache(const QString type, const QString key)
+{
+    qCDebug(LOG_AW) << "Key" << key << "with type" << type;
+
+    QString fileName = QString("%1/awesomewidgets.ndx")
+                           .arg(QStandardPaths::writableLocation(
+                               QStandardPaths::GenericCacheLocation));
+    qCInfo(LOG_AW) << "Cache file" << fileName;
+    QSettings cache(fileName, QSettings::IniFormat);
+
+    cache.beginGroup(type);
+    QStringList cachedValues;
+    for (auto key : cache.allKeys())
+        cachedValues.append(cache.value(key).toString());
+
+    if (type == QString("hdd")) {
+        QStringList allDevices
+            = QDir(QString("/dev")).entryList(QDir::System, QDir::Name);
+        QStringList devices
+            = allDevices.filter(QRegExp(QString("^[hms]d[a-z]$")));
+        for (auto dev : devices) {
+            QString device = QString("/dev/%1").arg(dev);
+            if (cachedValues.contains(device))
+                continue;
+            qCInfo(LOG_AW) << "Found new key" << device << "for type" << type;
+            cache.setValue(
+                QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')),
+                device);
+        }
+    } else if (type == QString("net")) {
+        QList<QNetworkInterface> rawInterfaceList
+            = QNetworkInterface::allInterfaces();
+        for (auto interface : rawInterfaceList) {
+            QString device = interface.name();
+            if (cachedValues.contains(device))
+                continue;
+            qCInfo(LOG_AW) << "Found new key" << device << "for type" << type;
+            cache.setValue(
+                QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')),
+                device);
+        }
+    } else {
+        if (cachedValues.contains(key))
+            return false;
+        qCInfo(LOG_AW) << "Found new key" << key << "for type" << type;
+        cache.setValue(
+            QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')), key);
+    }
+    cache.endGroup();
+
+    cache.sync();
+    return true;
+}
+
+
+QStringList AWKeyCache::getRequiredKeys(const QStringList &keys,
+                                        const QStringList &bars,
+                                        const QVariantMap &tooltip,
+                                        const QStringList &allKeys)
+{
+    qCDebug(LOG_AW) << "Looking for required keys in" << keys << bars
+                    << "using tooltip settings" << tooltip;
+
+    // initial copy
+    QSet<QString> used = QSet<QString>::fromList(keys);
+    used.unite(QSet<QString>::fromList(bars));
+    // insert keys from tooltip
+    for (auto key : tooltip.keys()) {
+        if ((key.endsWith(QString("Tooltip"))) && (tooltip[key].toBool())) {
+            key.remove(QString("Tooltip"));
+            used << key;
+        }
+    }
+
+    // insert depending keys, refer to AWKeys::calculateValues()
+    // hddtotmb*
+    for (auto key : allKeys.filter(QRegExp(QString("^hddtotmb")))) {
+        if (!used.contains(key))
+            continue;
+        key.remove(QString("hddtotmb"));
+        int index = key.toInt();
+        used << QString("hddfreemb%1").arg(index)
+             << QString("hddmb%1").arg(index);
+    }
+    // hddtotgb*
+    for (auto key : allKeys.filter(QRegExp(QString("^hddtotgb")))) {
+        if (!used.contains(key))
+            continue;
+        key.remove(QString("hddtotgb"));
+        int index = key.toInt();
+        used << QString("hddfreegb%1").arg(index)
+             << QString("hddgb%1").arg(index);
+    }
+    // mem
+    if (used.contains(QString("mem")))
+        used << QString("memmb") << QString("memtotmb");
+    // memtotmb
+    if (used.contains(QString("memtotmb")))
+        used << QString("memusedmb") << QString("memfreemb");
+    // memtotgb
+    if (used.contains(QString("memtotgb")))
+        used << QString("memusedgb") << QString("memfreegb");
+    // swap
+    if (used.contains(QString("swap")))
+        used << QString("swapmb") << QString("swaptotmb");
+    // swaptotmb
+    if (used.contains(QString("swaptotmb")))
+        used << QString("swapmb") << QString("swapfreemb");
+    // memtotgb
+    if (used.contains(QString("swaptotgb")))
+        used << QString("swapgb") << QString("swapfreegb");
+    // network keys
+    QStringList netKeys(QStringList() << QString("up") << QString("upkb")
+                                      << QString("upunits") << QString("down")
+                                      << QString("downkb")
+                                      << QString("downunits"));
+    for (auto key : netKeys) {
+        if (!used.contains(key))
+            continue;
+        QStringList filt
+            = allKeys.filter(QRegExp(QString("^%1[0-9]{1,}").arg(key)));
+        for (auto filtered : filt)
+            used << filtered;
+    }
+    // netdev key
+    if (std::any_of(netKeys.cbegin(), netKeys.cend(),
+                    [&used](const QString &key) { return used.contains(key); }))
+        used << QString("netdev");
+
+    // HACK append dummy if there are no other keys. This hack is required
+    // because empty list leads to the same behaviour as skip checking
+    if (used.isEmpty())
+        used << QString("dummy");
+
+    return used.toList();
+}
+
+
+QHash<QString, QStringList> AWKeyCache::loadKeysFromCache()
+{
+    QString fileName = QString("%1/awesomewidgets.ndx")
+                           .arg(QStandardPaths::writableLocation(
+                               QStandardPaths::GenericCacheLocation));
+    qCInfo(LOG_AW) << "Cache file" << fileName;
+    QSettings cache(fileName, QSettings::IniFormat);
+
+    QHash<QString, QStringList> devices;
+    for (auto group : cache.childGroups()) {
+        cache.beginGroup(group);
+        for (auto key : cache.allKeys())
+            devices[group].append(cache.value(key).toString());
+        cache.endGroup();
+    }
+
+    return devices;
+}

sources/awesome-widget/plugin/awkeycache.h

@@ -0,0 +1,37 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+
+#ifndef AWKEYCACHE_H
+#define AWKEYCACHE_H
+
+#include <QHash>
+#include <QString>
+#include <QVariant>
+
+
+namespace AWKeyCache
+{
+bool addKeyToCache(const QString type, const QString key = QString(""));
+QStringList getRequiredKeys(const QStringList &keys, const QStringList &bars,
+                            const QVariantMap &tooltip,
+                            const QStringList &allKeys);
+QHash<QString, QStringList> loadKeysFromCache();
+};
+
+
+#endif /* AWKEYCACHE_H */

sources/awesome-widget/plugin/awkeyoperations.cpp

@@ -0,0 +1,327 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#include "awkeyoperations.h"
+
+#include <QDir>
+#include <QJSEngine>
+#include <QRegExp>
+#include <QThread>
+
+#include "awdebug.h"
+#include "awkeycache.h"
+#include "awpatternfunctions.h"
+#include "version.h"
+// extensions
+#include "extquotes.h"
+#include "extscript.h"
+#include "extupgrade.h"
+#include "extweather.h"
+#include "graphicalitem.h"
+
+
+AWKeyOperations::AWKeyOperations(QObject *parent)
+    : QObject(parent)
+{
+    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+}
+
+
+AWKeyOperations::~AWKeyOperations()
+{
+    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+
+    // extensions
+    delete graphicalItems;
+    delete extQuotes;
+    delete extScripts;
+    delete extUpgrade;
+    delete extWeather;
+}
+
+
+QStringList AWKeyOperations::devices(const QString type) const
+{
+    qCDebug(LOG_AW) << "Looking for type" << type;
+
+    return m_devices[type];
+}
+
+
+QHash<QString, QStringList> AWKeyOperations::devices() const
+{
+    return m_devices;
+}
+
+
+void AWKeyOperations::updateCache()
+{
+    // update network and hdd list
+    addKeyToCache(QString("hdd"));
+    addKeyToCache(QString("net"));
+}
+
+
+QStringList AWKeyOperations::dictKeys() const
+{
+    QStringList allKeys;
+    // weather
+    for (int i = extWeather->activeItems().count() - 1; i >= 0; i--) {
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("weatherId")));
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("weather")));
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("humidity")));
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("pressure")));
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("temperature")));
+        allKeys.append(
+            extWeather->activeItems().at(i)->tag(QString("timestamp")));
+    }
+    // cpuclock & cpu
+    for (int i = QThread::idealThreadCount() - 1; i >= 0; i--) {
+        allKeys.append(QString("cpucl%1").arg(i));
+        allKeys.append(QString("cpu%1").arg(i));
+    }
+    // temperature
+    for (int i = m_devices[QString("temp")].count() - 1; i >= 0; i--)
+        allKeys.append(QString("temp%1").arg(i));
+    // hdd
+    for (int i = m_devices[QString("mount")].count() - 1; i >= 0; i--) {
+        allKeys.append(QString("hddmb%1").arg(i));
+        allKeys.append(QString("hddgb%1").arg(i));
+        allKeys.append(QString("hddfreemb%1").arg(i));
+        allKeys.append(QString("hddfreegb%1").arg(i));
+        allKeys.append(QString("hddtotmb%1").arg(i));
+        allKeys.append(QString("hddtotgb%1").arg(i));
+        allKeys.append(QString("hdd%1").arg(i));
+    }
+    // hdd speed
+    for (int i = m_devices[QString("disk")].count() - 1; i >= 0; i--) {
+        allKeys.append(QString("hddr%1").arg(i));
+        allKeys.append(QString("hddw%1").arg(i));
+    }
+    // hdd temp
+    for (int i = m_devices[QString("hdd")].count() - 1; i >= 0; i--)
+        allKeys.append(QString("hddtemp%1").arg(i));
+    // network
+    for (int i = m_devices[QString("net")].count() - 1; i >= 0; i--) {
+        allKeys.append(QString("downunits%1").arg(i));
+        allKeys.append(QString("upunits%1").arg(i));
+        allKeys.append(QString("downkb%1").arg(i));
+        allKeys.append(QString("down%1").arg(i));
+        allKeys.append(QString("upkb%1").arg(i));
+        allKeys.append(QString("up%1").arg(i));
+    }
+    // battery
+    QStringList allBatteryDevices
+        = QDir(QString("/sys/class/power_supply"))
+              .entryList(QStringList() << QString("BAT*"),
+                         QDir::Dirs | QDir::NoDotAndDotDot, QDir::Name);
+    for (int i = allBatteryDevices.count() - 1; i >= 0; i--)
+        allKeys.append(QString("bat%1").arg(i));
+    // package manager
+    for (int i = extUpgrade->activeItems().count() - 1; i >= 0; i--)
+        allKeys.append(
+            extUpgrade->activeItems().at(i)->tag(QString("pkgcount")));
+    // quotes
+    for (int i = extQuotes->activeItems().count() - 1; i >= 0; i--) {
+        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("ask")));
+        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("askchg")));
+        allKeys.append(
+            extQuotes->activeItems().at(i)->tag(QString("percaskchg")));
+        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("bid")));
+        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("bidchg")));
+        allKeys.append(
+            extQuotes->activeItems().at(i)->tag(QString("percbidchg")));
+        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("price")));
+        allKeys.append(
+            extQuotes->activeItems().at(i)->tag(QString("pricechg")));
+        allKeys.append(
+            extQuotes->activeItems().at(i)->tag(QString("percpricechg")));
+    }
+    // custom
+    for (int i = extScripts->activeItems().count() - 1; i >= 0; i--)
+        allKeys.append(extScripts->activeItems().at(i)->tag(QString("custom")));
+    // bars
+    for (int i = graphicalItems->activeItems().count() - 1; i >= 0; i--)
+        allKeys.append(
+            graphicalItems->activeItems().at(i)->tag(QString("bar")));
+    // static keys
+    QStringList staticKeys = QString(STATIC_KEYS).split(QChar(','));
+    std::for_each(staticKeys.cbegin(), staticKeys.cend(),
+                  [&allKeys](const QString &key) { allKeys.append(key); });
+
+    return allKeys;
+}
+
+
+// this method is required to provide GraphicalItem functions (e.g. paint()) to
+// parent classes
+GraphicalItem *AWKeyOperations::giByKey(const QString key) const
+{
+    qCDebug(LOG_AW) << "Looking for item" << key;
+
+    return graphicalItems->itemByTag(key, QString("bar"));
+}
+
+
+QString AWKeyOperations::infoByKey(QString key) const
+{
+    qCDebug(LOG_AW) << "Requested key" << key;
+
+    if (key.startsWith(QString("bar")))
+        return graphicalItems->itemByTag(key, QString("bar"))->uniq();
+    else if (key.startsWith(QString("custom")))
+        return extScripts->itemByTag(key, QString("custom"))->uniq();
+    else if (key.contains(QRegExp(QString("^hdd[rw]"))))
+        return QString("%1").arg(m_devices[QString(
+            "disk")][key.remove(QRegExp(QString("hdd[rw]"))).toInt()]);
+    else if (key.contains(QRegExp(
+                 QString("^hdd([0-9]|mb|gb|freemb|freegb|totmb|totgb)"))))
+        return QString("%1").arg(m_devices[QString(
+            "mount")][key
+                          .remove(QRegExp(QString(
+                              "^hdd([0-9]|mb|gb|freemb|freegb|totmb|totgb)")))
+                          .toInt()]);
+    else if (key.startsWith(QString("hddtemp")))
+        return QString("%1").arg(
+            m_devices[QString("hdd")][key.remove(QString("hddtemp")).toInt()]);
+    else if (key.contains(QRegExp(QString("^(down|up)[0-9]"))))
+        return QString("%1").arg(m_devices[QString(
+            "net")][key.remove(QRegExp(QString("^(down|up)"))).toInt()]);
+    else if (key.startsWith(QString("pkgcount")))
+        return extUpgrade->itemByTag(key, QString("pkgcount"))->uniq();
+    else if (key.contains(QRegExp(QString("(^|perc)(ask|bid|price)(chg|)"))))
+        return extQuotes->itemByTag(key, QString("ask"))->uniq();
+    else if (key.contains(QRegExp(
+                 QString("(weather|weatherId|humidity|pressure|temperature)"))))
+        return extWeather->itemByTag(key, QString("weather"))->uniq();
+    else if (key.startsWith(QString("temp")))
+        return QString("%1").arg(
+            m_devices[QString("temp")][key.remove(QString("temp")).toInt()]);
+
+    return QString("(none)");
+}
+
+
+QString AWKeyOperations::pattern() const
+{
+    return m_pattern;
+}
+
+
+void AWKeyOperations::setPattern(const QString currentPattern)
+{
+    qCDebug(LOG_AW) << "Set pattern" << currentPattern;
+
+    m_pattern = currentPattern;
+}
+
+
+void AWKeyOperations::editItem(const QString type)
+{
+    qCDebug(LOG_AW) << "Item type" << type;
+
+    if (type == QString("graphicalitem")) {
+        QStringList keys = dictKeys().filter(QRegExp(
+            QString("^(cpu(?!cl).*|gpu$|mem$|swap$|hdd[0-9].*|bat.*)")));
+        keys.sort();
+        graphicalItems->setConfigArgs(keys);
+        return graphicalItems->editItems();
+    } else if (type == QString("extquotes")) {
+        return extQuotes->editItems();
+    } else if (type == QString("extscript")) {
+        return extScripts->editItems();
+    } else if (type == QString("extupgrade")) {
+        return extUpgrade->editItems();
+    } else if (type == QString("extweather")) {
+        return extWeather->editItems();
+    }
+}
+
+
+void AWKeyOperations::addDevice(const QString &source)
+{
+    qCDebug(LOG_AW) << "Source" << source;
+
+    QRegExp diskRegexp
+        = QRegExp(QString("disk/(?:md|sd|hd)[a-z|0-9]_.*/Rate/(?:rblk)"));
+    QRegExp mountRegexp = QRegExp(QString("partitions/.*/filllevel"));
+
+    if (source.contains(diskRegexp)) {
+        QString device = source;
+        device.remove(QString("/Rate/rblk"));
+        addKeyToCache(QString("disk"), device);
+    } else if (source.contains(mountRegexp)) {
+        QString device = source;
+        device.remove(QString("partitions")).remove(QString("/filllevel"));
+        addKeyToCache(QString("mount"), device);
+    } else if (source.startsWith(QString("lmsensors"))) {
+        addKeyToCache(QString("temp"), source);
+    }
+}
+
+
+void AWKeyOperations::addKeyToCache(const QString type, const QString key)
+{
+    qCDebug(LOG_AW) << "Key" << key << "with type" << type;
+
+    if (AWKeyCache::addKeyToCache(type, key)) {
+        m_devices = AWKeyCache::loadKeysFromCache();
+        reinitKeys();
+    }
+}
+
+
+void AWKeyOperations::reinitKeys()
+{
+    // renew extensions
+    // delete them if any
+    delete graphicalItems;
+    graphicalItems = nullptr;
+    delete extQuotes;
+    extQuotes = nullptr;
+    delete extScripts;
+    extScripts = nullptr;
+    delete extUpgrade;
+    extUpgrade = nullptr;
+    delete extWeather;
+    extWeather = nullptr;
+    // create
+    graphicalItems
+        = new ExtItemAggregator<GraphicalItem>(nullptr, QString("desktops"));
+    extQuotes = new ExtItemAggregator<ExtQuotes>(nullptr, QString("quotes"));
+    extScripts = new ExtItemAggregator<ExtScript>(nullptr, QString("scripts"));
+    extUpgrade = new ExtItemAggregator<ExtUpgrade>(nullptr, QString("upgrade"));
+    extWeather = new ExtItemAggregator<ExtWeather>(nullptr, QString("weather"));
+
+    // init
+    QStringList allKeys = dictKeys();
+
+    // apply aw_* functions
+    m_pattern = AWPatternFunctions::insertAllKeys(m_pattern, allKeys);
+    m_pattern = AWPatternFunctions::insertKeyCount(m_pattern, allKeys);
+    m_pattern = AWPatternFunctions::insertKeyNames(m_pattern, allKeys);
+    m_pattern = AWPatternFunctions::insertKeys(m_pattern, allKeys);
+    // wrap templates
+    m_pattern = AWPatternFunctions::expandTemplates(m_pattern);
+
+    emit(updateKeys(allKeys));
+}

sources/awesome-widget/plugin/awkeyoperations.h

@@ -0,0 +1,83 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+
+#ifndef AWKEYOPERATIONS_H
+#define AWKEYOPERATIONS_H
+
+#include <Plasma/DataEngine>
+
+#include <QMutex>
+#include <QObject>
+
+#include "extitemaggregator.h"
+
+
+class AWDataAggregator;
+class AWDataEngineAggregator;
+class AWKeysAggregator;
+class ExtQuotes;
+class ExtScript;
+class ExtUpgrade;
+class ExtWeather;
+class GraphicalItem;
+class QThreadPool;
+
+class AWKeyOperations : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QString pattern READ pattern WRITE setPattern)
+
+public:
+    explicit AWKeyOperations(QObject *parent = nullptr);
+    virtual ~AWKeyOperations();
+    QStringList devices(const QString type) const;
+    QHash<QString, QStringList> devices() const;
+    void updateCache();
+    // keys
+    QStringList dictKeys() const;
+    GraphicalItem *giByKey(const QString key) const;
+    // values
+    QString infoByKey(QString key) const;
+    QString pattern() const;
+    void setPattern(const QString currentPattern);
+    // configuration
+    void editItem(const QString type);
+
+signals:
+    void updateKeys(const QStringList currentKeys);
+
+public slots:
+    void addDevice(const QString &source);
+
+private:
+    // methods
+    void addKeyToCache(const QString type, const QString key = QString(""));
+    void reinitKeys();
+    // objects
+    ExtItemAggregator<GraphicalItem> *graphicalItems = nullptr;
+    ExtItemAggregator<ExtQuotes> *extQuotes = nullptr;
+    ExtItemAggregator<ExtScript> *extScripts = nullptr;
+    ExtItemAggregator<ExtUpgrade> *extUpgrade = nullptr;
+    ExtItemAggregator<ExtWeather> *extWeather = nullptr;
+    // variables
+    QHash<QString, QStringList> m_devices;
+    QString m_pattern;
+};
+
+
+#endif /* AWKEYOPERATIONS_H */

sources/awesome-widget/plugin/awkeys.cpp

@@ -18,23 +18,17 @@
 #include "awkeys.h"
 
 #include <QtConcurrent/QtConcurrent>
-#include <QDir>
-#include <QInputDialog>
 #include <QJSEngine>
-#include <QNetworkInterface>
 #include <QRegExp>
-#include <QSettings>
-#include <QStandardPaths>
 #include <QThread>
 
 #include "awdataaggregator.h"
 #include "awdataengineaggregator.h"
 #include "awdebug.h"
+#include "awkeycache.h"
+#include "awkeyoperations.h"
 #include "awkeysaggregator.h"
-#include "extquotes.h"
-#include "extscript.h"
-#include "extupgrade.h"
-#include "extweather.h"
+#include "awpatternfunctions.h"
 #include "graphicalitem.h"
 #include "version.h"
 
@@ -44,20 +38,29 @@ AWKeys::AWKeys(QObject *parent)
 {
     qSetMessagePattern(LOG_FORMAT);
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
-    foreach (const QString metadata, getBuildData())
+    for (auto metadata : getBuildData())
         qCDebug(LOG_AW) << metadata;
 
-#ifdef BUILD_FUTURE
     // thread pool
     m_threadPool = new QThreadPool(this);
-#endif /* BUILD_FUTURE */
 
     aggregator = new AWKeysAggregator(this);
     dataAggregator = new AWDataAggregator(this);
+    dataEngineAggregator = new AWDataEngineAggregator(this);
+    keyOperator = new AWKeyOperations(this);
+
+    // update key data if required
+    connect(keyOperator, SIGNAL(updateKeys(QStringList)), this,
+            SLOT(reinitKeys(QStringList)));
     // transfer signal from AWDataAggregator object to QML ui
     connect(dataAggregator, SIGNAL(toolTipPainted(const QString)), this,
             SIGNAL(needToolTipToBeUpdated(const QString)));
     connect(this, SIGNAL(needToBeUpdated()), this, SLOT(updateTextData()));
+    connect(this, SIGNAL(dropSourceFromDataengine(QString)),
+            dataEngineAggregator, SLOT(dropSource(QString)));
+    // transfer signal from dataengine to update source list
+    connect(dataEngineAggregator, SIGNAL(deviceAdded(const QString &)),
+            keyOperator, SLOT(addDevice(const QString &)));
 }
 
 
@@ -65,18 +68,12 @@ AWKeys::~AWKeys()
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
 
-    // extensions
-    delete graphicalItems;
-    delete extQuotes;
-    delete extScripts;
-    delete extUpgrade;
-    delete extWeather;
-
     // core
     delete dataEngineAggregator;
     delete m_threadPool;
     delete aggregator;
     delete dataAggregator;
+    delete keyOperator;
 }
 
 
@@ -84,39 +81,35 @@ void AWKeys::initDataAggregator(const QVariantMap tooltipParams)
 {
     qCDebug(LOG_AW) << "Tooltip parameters" << tooltipParams;
 
-    dataAggregator->setParameters(tooltipParams);
+    // store parameters to generate m_requiredKeys
+    m_tooltipParams = tooltipParams;
+    dataAggregator->setParameters(m_tooltipParams);
 }
 
 
 void AWKeys::initKeys(const QString currentPattern, const int interval,
-                      const int limit)
+                      const int limit, const bool optimize)
 {
-    qCDebug(LOG_AW) << "Pattern" << currentPattern;
-    qCDebug(LOG_AW) << "Interval" << interval;
-    qCDebug(LOG_AW) << "Queue limit" << limit;
+    qCDebug(LOG_AW) << "Pattern" << currentPattern << "with interval"
+                    << interval << "and queue limit" << limit
+                    << "with optimization" << optimize;
 
     // init
-    m_pattern = currentPattern;
-    if (dataEngineAggregator == nullptr) {
-        dataEngineAggregator = new AWDataEngineAggregator(this, interval);
-        connect(this, SIGNAL(dropSourceFromDataengine(QString)),
-                dataEngineAggregator, SLOT(dropSource(QString)));
-    } else
-        dataEngineAggregator->setInterval(interval);
-#ifdef BUILD_FUTURE
+    m_optimize = optimize;
     m_threadPool->setMaxThreadCount(limit == 0 ? QThread::idealThreadCount()
                                                : limit);
-#endif /* BUILD_FUTURE */
-    updateCache();
+    // child objects
+    keyOperator->setPattern(currentPattern);
+    keyOperator->updateCache();
+    dataEngineAggregator->clear();
 
-    return dataEngineAggregator->reconnectSources();
+    return dataEngineAggregator->initDataEngines(interval);
 }
 
 
 void AWKeys::setAggregatorProperty(const QString key, const QVariant value)
 {
-    qCDebug(LOG_AW) << "Key" << key;
-    qCDebug(LOG_AW) << "Value" << value;
+    qCDebug(LOG_AW) << "Key" << key << "with value" << value;
 
     aggregator->setProperty(key.toUtf8().constData(), value);
 }
@@ -132,172 +125,16 @@ void AWKeys::setWrapNewLines(const bool wrap)
 
 void AWKeys::updateCache()
 {
-    // update network and hdd list
-    addKeyToCache(QString("hdd"));
-    addKeyToCache(QString("net"));
+    return keyOperator->updateCache();
 }
 
 
 QStringList AWKeys::dictKeys(const bool sorted, const QString regexp) const
 {
-    qCDebug(LOG_AW) << "Should be sorted" << sorted;
-    qCDebug(LOG_AW) << "Filter" << regexp;
-
-    QStringList allKeys;
-    // weather
-    for (int i = extWeather->activeItems().count() - 1; i >= 0; i--) {
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("weatherId")));
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("weather")));
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("humidity")));
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("pressure")));
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("temperature")));
-        allKeys.append(
-            extWeather->activeItems().at(i)->tag(QString("timestamp")));
-    }
-    // time
-    allKeys.append(QString("time"));
-    allKeys.append(QString("isotime"));
-    allKeys.append(QString("shorttime"));
-    allKeys.append(QString("longtime"));
-    allKeys.append(QString("ctime"));
-    // uptime
-    allKeys.append(QString("uptime"));
-    allKeys.append(QString("cuptime"));
-    // cpuclock & cpu
-    for (int i = QThread::idealThreadCount() - 1; i >= 0; i--) {
-        allKeys.append(QString("cpucl%1").arg(i));
-        allKeys.append(QString("cpu%1").arg(i));
-    }
-    allKeys.append(QString("cpucl"));
-    allKeys.append(QString("cpu"));
-    // temperature
-    for (int i = m_devices[QString("temp")].count() - 1; i >= 0; i--)
-        allKeys.append(QString("temp%1").arg(i));
-    // gputemp
-    allKeys.append(QString("gputemp"));
-    // gpu
-    allKeys.append(QString("gpu"));
-    // memory
-    allKeys.append(QString("memmb"));
-    allKeys.append(QString("memgb"));
-    allKeys.append(QString("memfreemb"));
-    allKeys.append(QString("memfreegb"));
-    allKeys.append(QString("memtotmb"));
-    allKeys.append(QString("memtotgb"));
-    allKeys.append(QString("memusedmb"));
-    allKeys.append(QString("memusedgb"));
-    allKeys.append(QString("mem"));
-    // swap
-    allKeys.append(QString("swapmb"));
-    allKeys.append(QString("swapgb"));
-    allKeys.append(QString("swapfreemb"));
-    allKeys.append(QString("swapfreegb"));
-    allKeys.append(QString("swaptotmb"));
-    allKeys.append(QString("swaptotgb"));
-    allKeys.append(QString("swap"));
-    // hdd
-    for (int i = m_devices[QString("mount")].count() - 1; i >= 0; i--) {
-        allKeys.append(QString("hddmb%1").arg(i));
-        allKeys.append(QString("hddgb%1").arg(i));
-        allKeys.append(QString("hddfreemb%1").arg(i));
-        allKeys.append(QString("hddfreegb%1").arg(i));
-        allKeys.append(QString("hddtotmb%1").arg(i));
-        allKeys.append(QString("hddtotgb%1").arg(i));
-        allKeys.append(QString("hdd%1").arg(i));
-    }
-    // hdd speed
-    for (int i = m_devices[QString("disk")].count() - 1; i >= 0; i--) {
-        allKeys.append(QString("hddr%1").arg(i));
-        allKeys.append(QString("hddw%1").arg(i));
-    }
-    // hdd temp
-    for (int i = m_devices[QString("hdd")].count() - 1; i >= 0; i--)
-        allKeys.append(QString("hddtemp%1").arg(i));
-    // network
-    for (int i = m_devices[QString("net")].count() - 1; i >= 0; i--) {
-        allKeys.append(QString("downunits%1").arg(i));
-        allKeys.append(QString("upunits%1").arg(i));
-        allKeys.append(QString("downkb%1").arg(i));
-        allKeys.append(QString("down%1").arg(i));
-        allKeys.append(QString("upkb%1").arg(i));
-        allKeys.append(QString("up%1").arg(i));
-    }
-    allKeys.append(QString("downunits"));
-    allKeys.append(QString("upunits"));
-    allKeys.append(QString("downkb"));
-    allKeys.append(QString("down"));
-    allKeys.append(QString("upkb"));
-    allKeys.append(QString("up"));
-    allKeys.append(QString("netdev"));
-    // battery
-    allKeys.append(QString("ac"));
-    QStringList allBatteryDevices
-        = QDir(QString("/sys/class/power_supply"))
-              .entryList(QStringList() << QString("BAT*"),
-                         QDir::Dirs | QDir::NoDotAndDotDot, QDir::Name);
-    for (int i = allBatteryDevices.count() - 1; i >= 0; i--)
-        allKeys.append(QString("bat%1").arg(i));
-    allKeys.append(QString("bat"));
-    // player
-    allKeys.append(QString("album"));
-    allKeys.append(QString("artist"));
-    allKeys.append(QString("duration"));
-    allKeys.append(QString("progress"));
-    allKeys.append(QString("title"));
-    allKeys.append(QString("dalbum"));
-    allKeys.append(QString("dartist"));
-    allKeys.append(QString("dtitle"));
-    allKeys.append(QString("salbum"));
-    allKeys.append(QString("sartist"));
-    allKeys.append(QString("stitle"));
-    // ps
-    allKeys.append(QString("pscount"));
-    allKeys.append(QString("pstotal"));
-    allKeys.append(QString("ps"));
-    // package manager
-    for (int i = extUpgrade->activeItems().count() - 1; i >= 0; i--)
-        allKeys.append(
-            extUpgrade->activeItems().at(i)->tag(QString("pkgcount")));
-    // quotes
-    for (int i = extQuotes->activeItems().count() - 1; i >= 0; i--) {
-        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("ask")));
-        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("askchg")));
-        allKeys.append(
-            extQuotes->activeItems().at(i)->tag(QString("percaskchg")));
-        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("bid")));
-        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("bidchg")));
-        allKeys.append(
-            extQuotes->activeItems().at(i)->tag(QString("percbidchg")));
-        allKeys.append(extQuotes->activeItems().at(i)->tag(QString("price")));
-        allKeys.append(
-            extQuotes->activeItems().at(i)->tag(QString("pricechg")));
-        allKeys.append(
-            extQuotes->activeItems().at(i)->tag(QString("percpricechg")));
-    }
-    // custom
-    for (int i = extScripts->activeItems().count() - 1; i >= 0; i--)
-        allKeys.append(extScripts->activeItems().at(i)->tag(QString("custom")));
-    // desktop
-    allKeys.append(QString("desktop"));
-    allKeys.append(QString("ndesktop"));
-    allKeys.append(QString("tdesktops"));
-    // load average
-    allKeys.append(QString("la15"));
-    allKeys.append(QString("la5"));
-    allKeys.append(QString("la1"));
-    // bars
-    QStringList graphicalItemsKeys;
-    foreach (GraphicalItem *item, graphicalItems->items())
-        graphicalItemsKeys.append(item->tag());
-    graphicalItemsKeys.sort();
-    for (int i = graphicalItemsKeys.count() - 1; i >= 0; i--)
-        allKeys.append(graphicalItemsKeys.at(i));
+    qCDebug(LOG_AW) << "Should be sorted" << sorted << "and filter applied"
+                    << regexp;
 
+    QStringList allKeys = keyOperator->dictKeys();
     // sort if required
     if (sorted)
         allKeys.sort();
@@ -308,7 +145,7 @@ QStringList AWKeys::dictKeys(const bool sorted, const QString regexp) const
 
 QStringList AWKeys::getHddDevices() const
 {
-    QStringList devices = m_devices[QString("hdd")];
+    QStringList devices = keyOperator->devices(QString("hdd"));
     // required by selector in the UI
     devices.insert(0, QString("disable"));
     devices.insert(0, QString("auto"));
@@ -319,63 +156,19 @@ QStringList AWKeys::getHddDevices() const
 
 QString AWKeys::infoByKey(QString key) const
 {
-    qCDebug(LOG_AW) << "Requested key" << key;
+    qCDebug(LOG_AW) << "Requested info for key" << key;
 
-    key.remove(QRegExp(QString("^bar[0-9]{1,}")));
-    if (key.startsWith(QString("custom")))
-        return extScripts->itemByTagNumber(
-                             key.remove(QString("custom")).toInt())
-            ->uniq();
-    else if (key.contains(QRegExp(QString("^hdd[rw]"))))
-        return QString("%1").arg(m_devices[QString(
-            "disk")][key.remove(QRegExp(QString("hdd[rw]"))).toInt()]);
-    else if (key.contains(QRegExp(
-                 QString("^hdd([0-9]|mb|gb|freemb|freegb|totmb|totgb)"))))
-        return QString("%1").arg(m_devices[QString(
-            "mount")][key
-                          .remove(QRegExp(QString(
-                              "^hdd([0-9]|mb|gb|freemb|freegb|totmb|totgb)")))
-                          .toInt()]);
-    else if (key.startsWith(QString("hddtemp")))
-        return QString("%1").arg(
-            m_devices[QString("hdd")][key.remove(QString("hddtemp")).toInt()]);
-    else if (key.contains(QRegExp(QString("^(down|up)[0-9]"))))
-        return QString("%1").arg(m_devices[QString(
-            "net")][key.remove(QRegExp(QString("^(down|up)"))).toInt()]);
-    else if (key.startsWith(QString("pkgcount")))
-        return extUpgrade->itemByTagNumber(
-                             key.remove(QString("pkgcount")).toInt())
-            ->uniq();
-    else if (key.contains(QRegExp(QString("(^|perc)(ask|bid|price)(chg|)"))))
-        return extQuotes->itemByTagNumber(
-                            key.remove(QRegExp(QString(
-                                           "(^|perc)(ask|bid|price)(chg|)")))
-                                .toInt())
-            ->uniq();
-    else if (key.contains(QRegExp(
-                 QString("(weather|weatherId|humidity|pressure|temperature)"))))
-        return extWeather
-            ->itemByTagNumber(
-                key
-                    .remove(QRegExp(QString(
-                        "(weather|weatherId|humidity|pressure|temperature)")))
-                    .toInt())
-            ->uniq();
-    else if (key.startsWith(QString("temp")))
-        return QString("%1").arg(
-            m_devices[QString("temp")][key.remove(QString("temp")).toInt()]);
-
-    return QString("(none)");
+    return keyOperator->infoByKey(key);
 }
 
 
 // HACK this method requires to define tag value from bar from UI interface
 QString AWKeys::valueByKey(QString key) const
 {
-    qCDebug(LOG_AW) << "Requested key" << key;
+    qCDebug(LOG_AW) << "Requested value for key" << key;
 
-    return values.value(key.remove(QRegExp(QString("^bar[0-9]{1,}"))),
-                        QString(""));
+    key.remove(QRegExp(QString("^bar[0-9]{1,}")));
+    return aggregator->formater(values[key], key);
 }
 
 
@@ -383,41 +176,7 @@ void AWKeys::editItem(const QString type)
 {
     qCDebug(LOG_AW) << "Item type" << type;
 
-    if (type == QString("graphicalitem")) {
-        graphicalItems->setConfigArgs(dictKeys(
-            true, QString("^(cpu(?!cl).*|gpu$|mem$|swap$|hdd[0-9].*|bat.*)")));
-        return graphicalItems->editItems();
-    } else if (type == QString("extquotes")) {
-        return extQuotes->editItems();
-    } else if (type == QString("extscript")) {
-        return extScripts->editItems();
-    } else if (type == QString("extupgrade")) {
-        return extUpgrade->editItems();
-    } else if (type == QString("extweather")) {
-        return extWeather->editItems();
-    }
-}
-
-
-void AWKeys::addDevice(const QString source)
-{
-    qCDebug(LOG_AW) << "Source" << source;
-
-    QRegExp diskRegexp
-        = QRegExp(QString("disk/(?:md|sd|hd)[a-z|0-9]_.*/Rate/(?:rblk)"));
-    QRegExp mountRegexp = QRegExp(QString("partitions/.*/filllevel"));
-
-    if (source.contains(diskRegexp)) {
-        QString device = source;
-        device.remove(QString("/Rate/rblk"));
-        addKeyToCache(QString("disk"), device);
-    } else if (source.contains(mountRegexp)) {
-        QString device = source;
-        device.remove(QString("partitions")).remove(QString("/filllevel"));
-        addKeyToCache(QString("mount"), device);
-    } else if (source.startsWith(QString("lmsensors"))) {
-        addKeyToCache(QString("temp"), source);
-    }
+    return keyOperator->editItem(type);
 }
 
 
@@ -430,237 +189,83 @@ void AWKeys::dataUpdated(const QString &sourceName,
         return emit(needToBeUpdated());
     }
 
-#ifdef BUILD_FUTURE
     // run concurrent data update
     QtConcurrent::run(m_threadPool, this, &AWKeys::setDataBySource, sourceName,
                       data);
-#else  /* BUILD_FUTURE */
-    return setDataBySource(sourceName, data);
-#endif /* BUILD_FUTURE */
 }
 
 
-void AWKeys::loadKeysFromCache()
+void AWKeys::reinitKeys(const QStringList currentKeys)
 {
-    QString fileName = QString("%1/awesomewidgets.ndx")
-                           .arg(QStandardPaths::writableLocation(
-                               QStandardPaths::GenericCacheLocation));
-    qCInfo(LOG_AW) << "Cache file" << fileName;
-    QSettings cache(fileName, QSettings::IniFormat);
-
-    foreach (QString group, cache.childGroups()) {
-        cache.beginGroup(group);
-        m_devices.remove(group);
-        foreach (QString key, cache.allKeys())
-            m_devices[group].append(cache.value(key).toString());
-        cache.endGroup();
-    }
-
-    return reinitKeys();
-}
-
-
-void AWKeys::reinitKeys()
-{
-    // renew extensions
-    // delete them if any
-    delete graphicalItems;
-    graphicalItems = nullptr;
-    delete extQuotes;
-    extQuotes = nullptr;
-    delete extScripts;
-    extScripts = nullptr;
-    delete extUpgrade;
-    extUpgrade = nullptr;
-    delete extWeather;
-    extWeather = nullptr;
-    // create
-    graphicalItems
-        = new ExtItemAggregator<GraphicalItem>(nullptr, QString("desktops"));
-    extQuotes = new ExtItemAggregator<ExtQuotes>(nullptr, QString("quotes"));
-    extScripts = new ExtItemAggregator<ExtScript>(nullptr, QString("scripts"));
-    extUpgrade = new ExtItemAggregator<ExtUpgrade>(nullptr, QString("upgrade"));
-    extWeather = new ExtItemAggregator<ExtWeather>(nullptr, QString("weather"));
-
-    // init
-    QStringList allKeys = dictKeys();
-
-#ifdef BUILD_TESTING
-    // not documented feature - place all available tags
-    m_pattern = m_pattern.replace(QString("$ALL"), [allKeys]() {
-        QStringList strings;
-        foreach (QString tag, allKeys)
-            strings.append(QString("%1: $%1").arg(tag));
-        return strings.join(QString(" | "));
-    }());
-#endif /* BUILD_TESTING */
+    qCDebug(LOG_AW) << "Update found keys by using list" << currentKeys;
 
     // append lists
-    // bars
-    m_foundBars = [allKeys](QString pattern) {
-        QStringList selectedKeys;
-        foreach (QString key, allKeys)
-            if ((key.startsWith(QString("bar")))
-                && (pattern.contains(QString("$%1").arg(key)))) {
-                qCInfo(LOG_AW) << "Found bar" << key;
-                selectedKeys.append(key);
-            }
-        if (selectedKeys.isEmpty())
-            qCWarning(LOG_AW) << "No bars found";
-        return selectedKeys;
-    }(m_pattern);
-
-    // main key list
-    m_foundKeys = [allKeys](QString pattern) {
-        QStringList selectedKeys;
-        foreach (QString key, allKeys)
-            if ((!key.startsWith(QString("bar")))
-                && (pattern.contains(QString("$%1").arg(key)))) {
-                qCInfo(LOG_AW) << "Found key" << key;
-                selectedKeys.append(key);
-            }
-        if (selectedKeys.isEmpty())
-            qCWarning(LOG_AW) << "No keys found";
-        return selectedKeys;
-    }(m_pattern);
-
-    // lambdas
-    m_foundLambdas = [](QString pattern) {
-        QStringList selectedKeys;
-        // substring inside ${{ }} (with brackets) which should not contain ${{
-        QRegularExpression lambdaRegexp(
-            QString("\\$\\{\\{((?!\\$\\{\\{).)*?\\}\\}"));
-        lambdaRegexp.setPatternOptions(
-            QRegularExpression::DotMatchesEverythingOption);
-
-        QRegularExpressionMatchIterator it = lambdaRegexp.globalMatch(pattern);
-        while (it.hasNext()) {
-            QRegularExpressionMatch match = it.next();
-            QString lambda = match.captured();
-            // drop brakets
-            lambda.remove(QRegExp(QString("^\\$\\{\\{")));
-            lambda.remove(QRegExp(QString("\\}\\}$")));
-            // append
-            qCInfo(LOG_AW) << "Found lambda" << lambda;
-            selectedKeys.append(lambda);
-        }
-        if (selectedKeys.isEmpty())
-            qCWarning(LOG_AW) << "No lambdas found";
-        return selectedKeys;
-    }(m_pattern);
+    m_foundBars
+        = AWPatternFunctions::findBars(keyOperator->pattern(), currentKeys);
+    m_foundKeys
+        = AWPatternFunctions::findKeys(keyOperator->pattern(), currentKeys);
+    m_foundLambdas = AWPatternFunctions::findLambdas(keyOperator->pattern());
+    // generate list of required keys for bars
+    QStringList barKeys;
+    for (auto bar : m_foundBars) {
+        GraphicalItem *item = keyOperator->giByKey(bar);
+        if (item->isCustom())
+            item->setUsedKeys(
+                AWPatternFunctions::findKeys(item->bar(), currentKeys));
+        else
+            item->setUsedKeys(QStringList() << item->bar());
+        barKeys.append(item->usedKeys());
+    }
+    // get required keys
+    m_requiredKeys
+        = m_optimize ? AWKeyCache::getRequiredKeys(m_foundKeys, barKeys,
+                                                   m_tooltipParams, currentKeys)
+                     : QStringList();
 
     // set key data to aggregator
-    aggregator->setDevices(m_devices);
+    aggregator->setDevices(keyOperator->devices());
 }
 
 
 void AWKeys::updateTextData()
 {
-#ifdef BUILD_FUTURE
-    QFuture<QString> text = QtConcurrent::run(m_threadPool, [this]() {
-        calculateValues();
-        return parsePattern(m_pattern);
-    });
-#else  /* BUILD_FUTURE */
+    // do not do it in parallel to avoid race condition
     calculateValues();
-    QString text = parsePattern(m_pattern);
-#endif /* BUILD_FUTURE */
+    QString text = parsePattern(keyOperator->pattern());
 
     emit(needTextToBeUpdated(text));
     emit(dataAggregator->updateData(values));
 }
 
 
-void AWKeys::addKeyToCache(const QString type, const QString key)
-{
-    qCDebug(LOG_AW) << "Key type" << type;
-    qCDebug(LOG_AW) << "Key" << key;
-
-    QString fileName = QString("%1/awesomewidgets.ndx")
-                           .arg(QStandardPaths::writableLocation(
-                               QStandardPaths::GenericCacheLocation));
-    qCInfo(LOG_AW) << "Cache file" << fileName;
-    QSettings cache(fileName, QSettings::IniFormat);
-
-    cache.beginGroup(type);
-    QStringList cachedValues;
-    foreach (QString key, cache.allKeys())
-        cachedValues.append(cache.value(key).toString());
-
-    if (type == QString("hdd")) {
-        QStringList allDevices
-            = QDir(QString("/dev")).entryList(QDir::System, QDir::Name);
-        QStringList devices
-            = allDevices.filter(QRegExp(QString("^[hms]d[a-z]$")));
-        foreach (QString dev, devices) {
-            QString device = QString("/dev/%1").arg(dev);
-            if (cachedValues.contains(device))
-                continue;
-            qCInfo(LOG_AW) << "Found new key" << device << "for type" << type;
-            cache.setValue(
-                QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')),
-                device);
-        }
-    } else if (type == QString("net")) {
-        QList<QNetworkInterface> rawInterfaceList
-            = QNetworkInterface::allInterfaces();
-        foreach (QNetworkInterface interface, rawInterfaceList) {
-            QString device = interface.name();
-            if (cachedValues.contains(device))
-                continue;
-            qCInfo(LOG_AW) << "Found new key" << device << "for type" << type;
-            cache.setValue(
-                QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')),
-                device);
-        }
-    } else {
-        if (cachedValues.contains(key))
-            return;
-        qCInfo(LOG_AW) << "Found new key" << key << "for type" << type;
-        cache.setValue(
-            QString("%1").arg(cache.allKeys().count(), 3, 10, QChar('0')), key);
-    }
-    cache.endGroup();
-
-    cache.sync();
-    return loadKeysFromCache();
-}
-
-
 // HACK this method is required since I could not define some values by using
 // specified pattern. Usually they are values which depend on several others
 void AWKeys::calculateValues()
 {
     // hddtot*
-    foreach (QString device, m_devices[QString("mount")]) {
-        int index = m_devices[QString("mount")].indexOf(device);
-        values[QString("hddtotmb%1").arg(index)] = QString("%1").arg(
-            values[QString("hddfreemb%1").arg(index)].toFloat()
-                + values[QString("hddmb%1").arg(index)].toFloat(),
-            5, 'f', 0);
-        values[QString("hddtotgb%1").arg(index)] = QString("%1").arg(
-            values[QString("hddfreegb%1").arg(index)].toFloat()
-                + values[QString("hddgb%1").arg(index)].toFloat(),
-            5, 'f', 1);
+    QStringList mountDevices = keyOperator->devices(QString("mount"));
+    for (auto device : mountDevices) {
+        int index = mountDevices.indexOf(device);
+        values[QString("hddtotmb%1").arg(index)]
+            = values[QString("hddfreemb%1").arg(index)].toFloat()
+              + values[QString("hddmb%1").arg(index)].toFloat();
+        values[QString("hddtotgb%1").arg(index)]
+            = values[QString("hddfreegb%1").arg(index)].toFloat()
+              + values[QString("hddgb%1").arg(index)].toFloat();
     }
 
     // memtot*
-    values[QString("memtotmb")]
-        = QString("%1").arg(values[QString("memusedmb")].toInt()
-                                + values[QString("memfreemb")].toInt(),
-                            5);
-    values[QString("memtotgb")]
-        = QString("%1").arg(values[QString("memusedgb")].toFloat()
-                                + values[QString("memfreegb")].toFloat(),
-                            5, 'f', 1);
+    values[QString("memtotmb")] = values[QString("memusedmb")].toInt()
+                                  + values[QString("memfreemb")].toInt();
+    values[QString("memtotgb")] = values[QString("memusedgb")].toFloat()
+                                  + values[QString("memfreegb")].toFloat();
     // mem
-    values[QString("mem")]
-        = QString("%1").arg(100.0 * values[QString("memmb")].toFloat()
-                                / values[QString("memtotmb")].toFloat(),
-                            5, 'f', 1);
+    values[QString("mem")] = 100.0f * values[QString("memmb")].toFloat()
+                             / values[QString("memtotmb")].toFloat();
 
     // up, down, upkb, downkb, upunits, downunits
-    int netIndex = m_devices[QString("net")].indexOf(values[QString("netdev")]);
+    int netIndex = keyOperator->devices(QString("net"))
+                       .indexOf(values[QString("netdev")].toString());
     values[QString("down")] = values[QString("down%1").arg(netIndex)];
     values[QString("downkb")] = values[QString("downkb%1").arg(netIndex)];
     values[QString("downunits")] = values[QString("downunits%1").arg(netIndex)];
@@ -669,77 +274,56 @@ void AWKeys::calculateValues()
     values[QString("upunits")] = values[QString("upunits%1").arg(netIndex)];
 
     // swaptot*
-    values[QString("swaptotmb")]
-        = QString("%1").arg(values[QString("swapmb")].toInt()
-                                + values[QString("swapfreemb")].toInt(),
-                            5);
-    values[QString("swaptotgb")]
-        = QString("%1").arg(values[QString("swapgb")].toFloat()
-                                + values[QString("swapfreegb")].toFloat(),
-                            5, 'f', 1);
+    values[QString("swaptotmb")] = values[QString("swapmb")].toInt()
+                                   + values[QString("swapfreemb")].toInt();
+    values[QString("swaptotgb")] = values[QString("swapgb")].toFloat()
+                                   + values[QString("swapfreegb")].toFloat();
     // swap
-    values[QString("swap")]
-        = QString("%1").arg(100.0 * values[QString("swapmb")].toFloat()
-                                / values[QString("swaptotmb")].toFloat(),
-                            5, 'f', 1);
+    values[QString("swap")] = 100.0f * values[QString("swapmb")].toFloat()
+                              / values[QString("swaptotmb")].toFloat();
 
     // lambdas
-    foreach (QString key, m_foundLambdas)
-        values[key] = [this](QString key) {
-            QJSEngine engine;
-            // apply $this values
-            key.replace(QString("$this"), values[key]);
-            foreach (QString lambdaKey, m_foundKeys)
-                key.replace(QString("$%1").arg(lambdaKey), values[lambdaKey]);
-            qCInfo(LOG_AW) << "Expression" << key;
-            QJSValue result = engine.evaluate(key);
-            if (result.isError()) {
-                qCWarning(LOG_AW) << "Uncaught exception at line"
-                                  << result.property("lineNumber").toInt()
-                                  << ":" << result.toString();
-                return QString();
-            } else {
-                return result.toString();
-            }
-        }(key);
+    for (auto key : m_foundLambdas)
+        values[key] = AWPatternFunctions::expandLambdas(key, aggregator, values,
+                                                        m_foundKeys);
 }
 
 
 QString AWKeys::parsePattern(QString pattern) const
 {
     // screen sign
-    pattern.replace(QString("$$"), QString("$\\$\\"));
+    pattern.replace(QString("$$"), QString(0x1d));
 
     // lambdas
-    foreach (QString key, m_foundLambdas)
-        pattern.replace(QString("${{%1}}").arg(key), values[key]);
+    for (auto key : m_foundLambdas)
+        pattern.replace(QString("${{%1}}").arg(key), values[key].toString());
 
     // main keys
-    foreach (QString key, m_foundKeys)
-        pattern.replace(QString("$%1").arg(key),
-                        [](QString key, QString value) {
-                            if ((!key.startsWith(QString("custom")))
-                                && (!key.startsWith(QString("weather"))))
-                                value.replace(QString(" "), QString("&nbsp;"));
-                            return value;
-                        }(key, values[key]));
+    for (auto key : m_foundKeys)
+        pattern.replace(QString("$%1").arg(key), [this](const QString &tag,
+                                                        const QVariant &value) {
+            QString strValue = aggregator->formater(value, tag);
+            if ((!tag.startsWith(QString("custom")))
+                && (!tag.startsWith(QString("weather"))))
+                strValue.replace(QString(" "), QString("&nbsp;"));
+            return strValue;
+        }(key, values[key]));
 
     // bars
-    foreach (QString bar, m_foundBars) {
-        GraphicalItem *item = graphicalItems->itemByTag(bar);
-        QString key = bar;
-        key.remove(QRegExp(QString("^bar[0-9]{1,}")));
-        if (item->type() == GraphicalItem::Graph)
-            pattern.replace(QString("$%1").arg(bar),
-                            item->image([](const QList<float> data) {
-                                return QVariant::fromValue<QList<float>>(data);
-                            }(dataAggregator->getData(key))));
+    for (auto bar : m_foundBars) {
+        GraphicalItem *item = keyOperator->giByKey(bar);
+        if (item->isCustom())
+            pattern.replace(
+                QString("$%1").arg(bar),
+                item->image(AWPatternFunctions::expandLambdas(
+                    item->bar(), aggregator, values, item->usedKeys())));
         else
-            pattern.replace(QString("$%1").arg(bar), item->image(values[key]));
+            pattern.replace(QString("$%1").arg(bar),
+                            item->image(values[item->bar()]));
     }
 
     // prepare strings
-    pattern.replace(QString("$\\$\\"), QString("$$"));
+    pattern.replace(QString(0x1d), QString("$"));
     if (m_wrapNewLines)
         pattern.replace(QString("\n"), QString("<br>"));
 
@@ -749,34 +333,27 @@ QString AWKeys::parsePattern(QString pattern) const
 
 void AWKeys::setDataBySource(const QString &sourceName, const QVariantMap &data)
 {
-    qCDebug(LOG_AW) << "Source" << sourceName;
-    qCDebug(LOG_AW) << "Data" << data;
+    qCDebug(LOG_AW) << "Source" << sourceName << "with data" << data;
 
     // first list init
     QStringList tags = aggregator->keysFromSource(sourceName);
     if (tags.isEmpty())
-        tags = aggregator->registerSource(sourceName,
-                                          data[QString("units")].toString());
+        tags = aggregator->registerSource(
+            sourceName, data[QString("units")].toString(), m_requiredKeys);
 
-    // update data or drop source if there are no matches
+    // update data or drop source if there are no matches and exit
     if (tags.isEmpty()) {
-        qCDebug(LOG_AW) << "Source" << sourceName << "not found";
-        emit(dropSourceFromDataengine(sourceName));
-    } else {
-#ifdef BUILD_FUTURE
-        m_mutex.lock();
-#endif /* BUILD_FUTURE */
-        // HACK workaround for time values which are stored in the different
-        // path
-        QVariant value = sourceName == QString("Local")
-                             ? data[QString("DateTime")]
-                             : data[QString("value")];
-        std::for_each(tags.cbegin(), tags.cend(),
-                      [this, value](const QString tag) {
-                          values[tag] = aggregator->formater(value, tag);
-                      });
-#ifdef BUILD_FUTURE
-        m_mutex.unlock();
-#endif /* BUILD_FUTURE */
+        qCInfo(LOG_AW) << "Source" << sourceName << "not found";
+        return emit(dropSourceFromDataengine(sourceName));
     }
+
+    m_mutex.lock();
+    // HACK workaround for time values which are stored in the different path
+    std::for_each(tags.cbegin(), tags.cend(),
+                  [this, &data, &sourceName](const QString &tag) {
+                      values[tag] = sourceName == QString("Local")
+                                        ? data[QString("DateTime")]
+                                        : data[QString("value")];
+                  });
+    m_mutex.unlock();
 }

sources/awesome-widget/plugin/awkeys.h

@@ -24,17 +24,11 @@
 #include <QMutex>
 #include <QObject>
 
-#include "extitemaggregator.h"
-
 
 class AWDataAggregator;
 class AWDataEngineAggregator;
+class AWKeyOperations;
 class AWKeysAggregator;
-class ExtQuotes;
-class ExtScript;
-class ExtUpgrade;
-class ExtWeather;
-class GraphicalItem;
 class QThreadPool;
 
 class AWKeys : public QObject
@@ -46,10 +40,12 @@ public:
     virtual ~AWKeys();
     Q_INVOKABLE void initDataAggregator(const QVariantMap tooltipParams);
     Q_INVOKABLE void initKeys(const QString currentPattern, const int interval,
-                              const int limit);
+                              const int limit, const bool optimize);
     Q_INVOKABLE void setAggregatorProperty(const QString key,
                                            const QVariant value);
     Q_INVOKABLE void setWrapNewLines(const bool wrap = false);
+    // additional method to force load keys from Qml UI. Used in some
+    // configuration pages
     Q_INVOKABLE void updateCache();
     // keys
     Q_INVOKABLE QStringList dictKeys(const bool sorted = false,
@@ -62,7 +58,6 @@ public:
     Q_INVOKABLE void editItem(const QString type);
 
 public slots:
-    void addDevice(const QString source);
     void dataUpdated(const QString &sourceName,
                      const Plasma::DataEngine::Data &data);
     // dummy method required by DataEngine connections
@@ -75,13 +70,11 @@ signals:
     void needToBeUpdated();
 
 private slots:
-    void loadKeysFromCache();
-    void reinitKeys();
+    void reinitKeys(const QStringList currentKeys);
     void updateTextData();
 
 private:
     // methods
-    void addKeyToCache(const QString type, const QString key = QString(""));
     void calculateValues();
     QString parsePattern(QString pattern) const;
     void setDataBySource(const QString &sourceName, const QVariantMap &data);
@@ -89,16 +82,12 @@ private:
     AWDataAggregator *dataAggregator = nullptr;
     AWDataEngineAggregator *dataEngineAggregator = nullptr;
     AWKeysAggregator *aggregator = nullptr;
-    ExtItemAggregator<GraphicalItem> *graphicalItems = nullptr;
-    ExtItemAggregator<ExtQuotes> *extQuotes = nullptr;
-    ExtItemAggregator<ExtScript> *extScripts = nullptr;
-    ExtItemAggregator<ExtUpgrade> *extUpgrade = nullptr;
-    ExtItemAggregator<ExtWeather> *extWeather = nullptr;
+    AWKeyOperations *keyOperator = nullptr;
     // variables
-    QHash<QString, QStringList> m_devices;
-    QStringList m_foundBars, m_foundKeys, m_foundLambdas;
-    QString m_pattern;
-    QHash<QString, QString> values;
+    QVariantMap m_tooltipParams;
+    QStringList m_foundBars, m_foundKeys, m_foundLambdas, m_requiredKeys;
+    QVariantHash values;
+    bool m_optimize = false;
     bool m_wrapNewLines = false;
     // multithread features
     QThreadPool *m_threadPool = nullptr;

sources/awesome-widget/plugin/awkeysaggregator.cpp

@@ -30,6 +30,23 @@ AWKeysAggregator::AWKeysAggregator(QObject *parent)
     : QObject(parent)
 {
     qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+
+    // default formaters
+    // memory
+    m_formater[QString("mem")] = Float;
+    m_formater[QString("memtotmb")] = IntegerFive;
+    m_formater[QString("memtotgb")] = Float;
+    // network
+    m_formater[QString("down")] = NetSmartFormat;
+    m_formater[QString("downkb")] = Integer;
+    m_formater[QString("downunits")] = NetSmartUnits;
+    m_formater[QString("up")] = NetSmartFormat;
+    m_formater[QString("upkb")] = Integer;
+    m_formater[QString("upunits")] = NetSmartUnits;
+    // swap
+    m_formater[QString("swap")] = Float;
+    m_formater[QString("swaptotmb")] = IntegerFive;
+    m_formater[QString("swaptotgb")] = Float;
 }
 
 
@@ -42,8 +59,7 @@ AWKeysAggregator::~AWKeysAggregator()
 QString AWKeysAggregator::formater(const QVariant &data,
                                    const QString &key) const
 {
-    qCDebug(LOG_AW) << "Data" << data;
-    qCDebug(LOG_AW) << "Key" << key;
+    qCDebug(LOG_AW) << "Data" << data << "for key" << key;
 
     QString output;
     QLocale loc = m_translate ? QLocale::system() : QLocale::c();
@@ -58,6 +74,9 @@ QString AWKeysAggregator::formater(const QVariant &data,
     case Integer:
         output = QString("%1").arg(data.toFloat(), 4, 'f', 0);
         break;
+    case IntegerFive:
+        output = QString("%1").arg(data.toFloat(), 5, 'f', 0);
+        break;
     case IntegerThree:
         output = QString("%1").arg(data.toFloat(), 3, 'f', 0);
         break;
@@ -102,7 +121,7 @@ QString AWKeysAggregator::formater(const QVariant &data,
     case TimeCustom:
         output = m_customTime;
         [&output, loc, this](const QDateTime dt) {
-            foreach (QString key, timeKeys)
+            for (auto key : timeKeys)
                 output.replace(QString("$%1").arg(key), loc.toString(dt, key));
         }(data.toDateTime());
         break;
@@ -135,12 +154,14 @@ QString AWKeysAggregator::formater(const QVariant &data,
                 return source;
             }(m_formater[key] == Uptime ? QString("$ddd$hhh$mmm")
                                         : m_customUptime,
-              data.toFloat());
+              static_cast<int>(data.toFloat()));
         break;
     case NoFormat:
-    default:
         output = data.toString();
         break;
+    default:
+        output = QString();
+        break;
     }
 
     return output;
@@ -214,10 +235,10 @@ void AWKeysAggregator::setTranslate(const bool translate)
 // HACK units required to define should the value be calculated as temperature
 // or fan data
 QStringList AWKeysAggregator::registerSource(const QString &source,
-                                             const QString &units)
+                                             const QString &units,
+                                             const QStringList &keys)
 {
-    qCDebug(LOG_AW) << "Source" << source;
-    qCDebug(LOG_AW) << "Units" << units;
+    qCDebug(LOG_AW) << "Source" << source << "with units" << units;
 
     // regular expressions
     QRegExp cpuRegExp = QRegExp(QString("cpu/cpu.*/TotalLoad"));
@@ -316,6 +337,9 @@ QStringList AWKeysAggregator::registerSource(const QString &source,
             QString key = QString("hdd%1").arg(index);
             m_map[source] = key;
             m_formater[key] = Float;
+            // additional keys
+            m_formater[QString("hddtotmb%1").arg(index)] = IntegerFive;
+            m_formater[QString("hddtotgb%1").arg(index)] = Float;
         }
     } else if (source.contains(mountFreeRegExp)) {
         // free space
@@ -512,6 +536,19 @@ QStringList AWKeysAggregator::registerSource(const QString &source,
         m_formater[key] = Temperature;
     }
 
+    // drop key from dictionary if no one user requested key required it
+    QStringList foundKeys = keysFromSource(source);
+    qCInfo(LOG_AW) << "Looking for keys" << foundKeys << "in" << keys;
+    // this source is required if list is empty (which means skip checking)
+    // or if key in required key list
+    bool required
+        = keys.isEmpty() || std::any_of(foundKeys.cbegin(), foundKeys.cend(),
+                                        [&keys](const QString &key) {
+                                            return keys.contains(key);
+                                        });
+    if (!required)
+        m_map.remove(source);
+
     return keysFromSource(source);
 }
 
@@ -523,17 +560,17 @@ float AWKeysAggregator::temperature(const float temp) const
     float converted = temp;
     if (m_tempUnits == QString("Celsius")) {
     } else if (m_tempUnits == QString("Fahrenheit")) {
-        converted = temp * 9.0 / 5.0 + 32.0;
+        converted = temp * 9.0f / 5.0f + 32.0f;
     } else if (m_tempUnits == QString("Kelvin")) {
-        converted = temp + 273.15;
+        converted = temp + 273.15f;
     } else if (m_tempUnits == QString("Reaumur")) {
-        converted = temp * 0.8;
+        converted = temp * 0.8f;
     } else if (m_tempUnits == QString("cm^-1")) {
-        converted = (temp + 273.15) * 0.695;
+        converted = (temp + 273.15f) * 0.695f;
     } else if (m_tempUnits == QString("kJ/mol")) {
-        converted = (temp + 273.15) * 8.31;
+        converted = (temp + 273.15f) * 8.31f;
     } else if (m_tempUnits == QString("kcal/mol")) {
-        converted = (temp + 273.15) * 1.98;
+        converted = (temp + 273.15f) * 1.98f;
     } else {
         qCWarning(LOG_AW) << "Invalid units" << m_tempUnits;
     }

sources/awesome-widget/plugin/awkeysaggregator.h

@@ -42,6 +42,7 @@ class AWKeysAggregator : public QObject
         Float,
         FloatTwoSymbols,
         Integer,
+        IntegerFive,
         IntegerThree,
         List,
         // unit specific formaters
@@ -77,7 +78,8 @@ public:
     void setTranslate(const bool translate);
 
 public slots:
-    QStringList registerSource(const QString &source, const QString &units);
+    QStringList registerSource(const QString &source, const QString &units,
+                               const QStringList &keys);
 
 private:
     float temperature(const float temp) const;

sources/awesome-widget/plugin/awpatternfunctions.cpp

@@ -0,0 +1,295 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#include "awpatternfunctions.h"
+
+#include <QJSEngine>
+#include <QRegularExpression>
+
+#include "awdebug.h"
+#include "awkeysaggregator.h"
+
+
+QString AWPatternFunctions::expandLambdas(QString code,
+                                          AWKeysAggregator *aggregator,
+                                          const QVariantHash &metadata,
+                                          const QStringList &usedKeys)
+{
+    qCDebug(LOG_AW) << "Expand lamdas in" << code;
+
+    QJSEngine engine;
+    // apply $this values
+    code.replace(QString("$this"), metadata[code].toString());
+    // parsed values
+    for (auto lambdaKey : usedKeys)
+        code.replace(QString("$%1").arg(lambdaKey),
+                     aggregator->formater(metadata[lambdaKey], lambdaKey));
+    qCInfo(LOG_AW) << "Expression" << code;
+    QJSValue result = engine.evaluate(code);
+    if (result.isError()) {
+        qCWarning(LOG_AW) << "Uncaught exception at line"
+                          << result.property("lineNumber").toInt() << ":"
+                          << result.toString();
+        return QString();
+    } else {
+        return result.toString();
+    }
+}
+
+
+QString AWPatternFunctions::expandTemplates(QString code)
+{
+    qCDebug(LOG_AW) << "Expand templates in" << code;
+
+    // match the following construction $template{{some code here}}
+    QRegularExpression templatesRegexp(
+        QString("\\$template\\{\\{(?<body>.*?)\\}\\}"));
+    templatesRegexp.setPatternOptions(
+        QRegularExpression::DotMatchesEverythingOption);
+
+    QRegularExpressionMatchIterator it = templatesRegexp.globalMatch(code);
+    while (it.hasNext()) {
+        QRegularExpressionMatch match = it.next();
+        QString body = match.captured(QString("body"));
+
+        QJSEngine engine;
+        qCInfo(LOG_AW) << "Expression" << body;
+        QJSValue result = engine.evaluate(body);
+        QString templateResult = QString("");
+        if (result.isError()) {
+            qCWarning(LOG_AW) << "Uncaught exception at line"
+                              << result.property("lineNumber").toInt() << ":"
+                              << result.toString();
+        } else {
+            templateResult = result.toString();
+        }
+
+        // replace template
+        code.replace(match.captured(), templateResult);
+    }
+
+    return code;
+}
+
+
+QVariantList AWPatternFunctions::findFunctionCalls(const QString function,
+                                                   const QString code)
+{
+    qCDebug(LOG_AW) << "Looking for function" << function << "in" << code;
+
+    // I suggest the following regex for the internal functions
+    // $aw_function_name<some args here if any>{{function body}}
+    // * args should be always comma separated (e.g. commas are not supported
+    // in this field if they are not screened by $, i.e. '$,'
+    // * body depends on the function name, double brackets (i.e. {{ or }}) are
+    // not supported
+    QRegularExpression regex(
+        QString("\\$%1\\<(?<args>.*?)\\>\\{\\{(?<body>.*?)\\}\\}")
+            .arg(function));
+    regex.setPatternOptions(QRegularExpression::DotMatchesEverythingOption);
+
+    QVariantList foundFunctions;
+    QRegularExpressionMatchIterator it = regex.globalMatch(code);
+    while (it.hasNext()) {
+        QRegularExpressionMatch match = it.next();
+
+        QVariantHash metadata;
+        // work with args
+        QString argsString = match.captured(QString("args"));
+        if (argsString.isEmpty()) {
+            metadata[QString("args")] = QStringList();
+        } else {
+            // replace '$,' to 0x1d
+            argsString.replace(QString("$,"), QString(0x1d));
+            QStringList args = argsString.split(QChar(','));
+            std::for_each(args.begin(), args.end(), [](QString &arg) {
+                arg.replace(QString(0x1d), QString(","));
+            });
+            metadata[QString("args")] = args;
+        }
+        // other variables
+        metadata[QString("body")] = match.captured(QString("body"));
+        metadata[QString("what")] = match.captured();
+        foundFunctions.append(metadata);
+    }
+
+    return foundFunctions;
+}
+
+
+QString AWPatternFunctions::insertAllKeys(QString code, const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for keys in code" << code << "using list"
+                    << keys;
+
+    QVariantList found
+        = AWPatternFunctions::findFunctionCalls(QString("aw_all"), code);
+    for (auto function : found) {
+        QVariantHash metadata = function.toHash();
+        QString separator
+            = metadata[QString("args")].toStringList().isEmpty()
+                  ? QString(",")
+                  : metadata[QString("args")].toStringList().at(0);
+        QStringList required
+            = keys.filter(QRegExp(metadata[QString("body")].toString()));
+        std::for_each(required.begin(), required.end(), [](QString &value) {
+            value = QString("%1: $%1").arg(value);
+        });
+
+        code.replace(metadata[QString("what")].toString(),
+                     required.join(separator));
+    }
+
+    return code;
+}
+
+
+QString AWPatternFunctions::insertKeyCount(QString code, const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for count in code" << code << "using list"
+                    << keys;
+
+    QVariantList found
+        = AWPatternFunctions::findFunctionCalls(QString("aw_count"), code);
+    for (auto function : found) {
+        QVariantHash metadata = function.toHash();
+        int count = keys.filter(QRegExp(metadata[QString("body")].toString()))
+                        .count();
+
+        code.replace(metadata[QString("what")].toString(),
+                     QString::number(count));
+    }
+
+    return code;
+}
+
+
+QString AWPatternFunctions::insertKeyNames(QString code, const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for key names in code" << code << "using list"
+                    << keys;
+
+    QVariantList found
+        = AWPatternFunctions::findFunctionCalls(QString("aw_names"), code);
+    for (auto function : found) {
+        QVariantHash metadata = function.toHash();
+        QString separator
+            = metadata[QString("args")].toStringList().isEmpty()
+                  ? QString(",")
+                  : metadata[QString("args")].toStringList().at(0);
+        QStringList required
+            = keys.filter(QRegExp(metadata[QString("body")].toString()));
+
+        code.replace(metadata[QString("what")].toString(),
+                     required.join(separator));
+    }
+
+    return code;
+}
+
+
+QString AWPatternFunctions::insertKeys(QString code, const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for keys in code" << code << "using list"
+                    << keys;
+
+    QVariantList found
+        = AWPatternFunctions::findFunctionCalls(QString("aw_keys"), code);
+    for (auto function : found) {
+        QVariantHash metadata = function.toHash();
+        QString separator
+            = metadata[QString("args")].toStringList().isEmpty()
+                  ? QString(",")
+                  : metadata[QString("args")].toStringList().at(0);
+        QStringList required
+            = keys.filter(QRegExp(metadata[QString("body")].toString()));
+        std::for_each(required.begin(), required.end(), [](QString &value) {
+            value = QString("$%1").arg(value);
+        });
+
+        code.replace(metadata[QString("what")].toString(),
+                     required.join(separator));
+    }
+
+    return code;
+}
+
+
+QStringList AWPatternFunctions::findBars(const QString code,
+                                         const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for bars in code" << code << "using list"
+                    << keys;
+
+    QStringList selectedKeys;
+    for (auto key : keys)
+        if ((key.startsWith(QString("bar")))
+            && (code.contains(QString("$%1").arg(key)))) {
+            qCInfo(LOG_AW) << "Found bar" << key;
+            selectedKeys.append(key);
+        }
+    if (selectedKeys.isEmpty())
+        qCWarning(LOG_AW) << "No bars found";
+
+    return selectedKeys;
+}
+
+
+QStringList AWPatternFunctions::findKeys(const QString code,
+                                         const QStringList keys)
+{
+    qCDebug(LOG_AW) << "Looking for keys in code" << code << "using list"
+                    << keys;
+
+    QStringList selectedKeys;
+    for (auto key : keys)
+        if ((!key.startsWith(QString("bar")))
+            && (code.contains(QString("$%1").arg(key)))) {
+            qCInfo(LOG_AW) << "Found key" << key;
+            selectedKeys.append(key);
+        }
+    if (selectedKeys.isEmpty())
+        qCWarning(LOG_AW) << "No keys found";
+
+    return selectedKeys;
+}
+
+
+QStringList AWPatternFunctions::findLambdas(const QString code)
+{
+    qCDebug(LOG_AW) << "Looking for lambdas in code" << code;
+
+    QStringList selectedKeys;
+    // match the following construction ${{some code here}}
+    QRegularExpression lambdaRegexp(QString("\\$\\{\\{(?<body>.*?)\\}\\}"));
+    lambdaRegexp.setPatternOptions(
+        QRegularExpression::DotMatchesEverythingOption);
+
+    QRegularExpressionMatchIterator it = lambdaRegexp.globalMatch(code);
+    while (it.hasNext()) {
+        QRegularExpressionMatch match = it.next();
+        QString lambda = match.captured(QString("body"));
+
+        // append
+        qCInfo(LOG_AW) << "Found lambda" << lambda;
+        selectedKeys.append(lambda);
+    }
+    if (selectedKeys.isEmpty())
+        qCWarning(LOG_AW) << "No lambdas found";
+
+    return selectedKeys;
+}

sources/awesome-widget/plugin/awpatternfunctions.h

@@ -0,0 +1,47 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+
+#ifndef AWPATTERNFUNCTIONS_H
+#define AWPATTERNFUNCTIONS_H
+
+#include <QString>
+#include <QVariant>
+
+
+class AWKeysAggregator;
+
+namespace AWPatternFunctions
+{
+// insert methods
+QString expandLambdas(QString code, AWKeysAggregator *aggregator,
+                      const QVariantHash &metadata,
+                      const QStringList &usedKeys);
+QString expandTemplates(QString code);
+QVariantList findFunctionCalls(const QString function, const QString code);
+QString insertAllKeys(QString code, const QStringList keys);
+QString insertKeyCount(QString code, const QStringList keys);
+QString insertKeyNames(QString code, const QStringList keys);
+QString insertKeys(QString code, const QStringList keys);
+// find methods
+QStringList findBars(const QString code, const QStringList keys);
+QStringList findKeys(const QString code, const QStringList keys);
+QStringList findLambdas(const QString code);
+};
+
+
+#endif /* AWPATTERNFUNCTIONS_H */

sources/awesome-widget/plugin/awupdatehelper.cpp

@@ -0,0 +1,188 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#include "awupdatehelper.h"
+
+#include <KI18n/KLocalizedString>
+
+#include <QtConcurrent/QtConcurrent>
+#include <QDesktopServices>
+#include <QJsonDocument>
+#include <QJsonParseError>
+#include <QNetworkAccessManager>
+#include <QNetworkRequest>
+#include <QNetworkReply>
+#include <QSettings>
+
+#include "awdebug.h"
+#include "version.h"
+
+
+AWUpdateHelper::AWUpdateHelper(QObject *parent)
+    : QObject(parent)
+{
+    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+
+    m_foundVersion = QVersionNumber::fromString(VERSION);
+    m_genericConfig = QString("%1/awesomewidgets/general.ini")
+                          .arg(QStandardPaths::writableLocation(
+                              QStandardPaths::GenericDataLocation));
+}
+
+
+AWUpdateHelper::~AWUpdateHelper()
+{
+    qCDebug(LOG_AW) << __PRETTY_FUNCTION__;
+}
+
+
+void AWUpdateHelper::checkUpdates(const bool showAnyway)
+{
+    qCDebug(LOG_AW) << "Show anyway" << showAnyway;
+
+    // showAnyway options requires to show message if no updates found on direct
+    // request. In case of automatic check no message will be shown
+    QNetworkAccessManager *manager = new QNetworkAccessManager(nullptr);
+    connect(manager, &QNetworkAccessManager::finished,
+            [showAnyway, this](QNetworkReply *reply) {
+                return versionReplyRecieved(reply, showAnyway);
+            });
+
+    manager->get(QNetworkRequest(QUrl(VERSION_API)));
+}
+
+
+bool AWUpdateHelper::checkVersion()
+{
+    QSettings settings(m_genericConfig, QSettings::IniFormat);
+    QVersionNumber version = QVersionNumber::fromString(
+        settings.value(QString("Version"), QString(VERSION)).toString());
+    // update version
+    settings.setValue(QString("Version"), QString(VERSION));
+    settings.sync();
+
+    qCInfo(LOG_AW) << "Found version" << version << "actual one is" << VERSION;
+    if (version != QVersionNumber::fromString(VERSION)) {
+        genMessageBox(i18n("Changelog of %1", QString(VERSION)),
+                      QString(CHANGELOG).replace(QChar('@'), QChar('\n')),
+                      QMessageBox::Ok)
+            ->open();
+        return true;
+    } else {
+        qCInfo(LOG_AW) << "No need to update version";
+    }
+
+    return false;
+}
+
+
+void AWUpdateHelper::showInfo(const QVersionNumber version)
+{
+    qCDebug(LOG_AW) << "Version" << version;
+
+    QString text
+        = i18n("You are using the actual version %1", version.toString());
+    if (!QString(COMMIT_SHA).isEmpty())
+        text += QString(" (%1)").arg(QString(COMMIT_SHA));
+    return genMessageBox(i18n("No new version found"), text, QMessageBox::Ok)
+        ->open();
+}
+
+
+void AWUpdateHelper::showUpdates(const QVersionNumber version)
+{
+    qCDebug(LOG_AW) << "Version" << version;
+
+    QString text;
+    text += i18n("Current version : %1", QString(VERSION));
+    text += QString(COMMIT_SHA).isEmpty()
+                ? QString("\n")
+                : QString(" (%1)\n").arg(QString(COMMIT_SHA));
+    text += i18n("New version : %1", version.toString()) + QString("\n\n");
+    text += i18n("Click \"Ok\" to download");
+
+    genMessageBox(i18n("There are updates"), text,
+                  QMessageBox::Ok | QMessageBox::Cancel)
+        ->open(this, SLOT(userReplyOnUpdates(QAbstractButton *)));
+}
+
+
+void AWUpdateHelper::userReplyOnUpdates(QAbstractButton *button)
+{
+    int ret = static_cast<QMessageBox *>(sender())->buttonRole(button);
+    qCInfo(LOG_AW) << "User select" << ret;
+
+    switch (ret) {
+    case QMessageBox::Ok:
+        QDesktopServices::openUrl(QString(RELEASES)
+                                  + m_foundVersion.toString());
+        break;
+    case QMessageBox::Cancel:
+    default:
+        break;
+    }
+}
+
+
+void AWUpdateHelper::versionReplyRecieved(QNetworkReply *reply,
+                                          const bool showAnyway)
+{
+    qCDebug(LOG_AW) << "Return code" << reply->error() << "with message"
+                    << reply->errorString() << "and show anyway" << showAnyway;
+
+    QJsonParseError error;
+    QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &error);
+    if ((reply->error() != QNetworkReply::NoError)
+        || (error.error != QJsonParseError::NoError)) {
+        qCWarning(LOG_AW) << "Parse error" << error.errorString();
+        return;
+    }
+    reply->deleteLater();
+
+    // convert to map
+    QVariantMap firstRelease = jsonDoc.toVariant().toList().first().toMap();
+    QString version = firstRelease[QString("tag_name")].toString();
+    version.remove(QString("V."));
+    m_foundVersion = QVersionNumber::fromString(version);
+    qCInfo(LOG_AW) << "Update found version to" << m_foundVersion;
+
+    QVersionNumber oldVersion = QVersionNumber::fromString(VERSION);
+    if (oldVersion < m_foundVersion)
+        return showUpdates(m_foundVersion);
+    else if (showAnyway)
+        return showInfo(m_foundVersion);
+}
+
+
+// additional method which is used to show message box which does not block UI
+QMessageBox *
+AWUpdateHelper::genMessageBox(const QString title, const QString body,
+                              const QMessageBox::StandardButtons buttons)
+{
+    qCDebug(LOG_AW) << "Construct message box with title" << title << "and body"
+                    << body;
+
+    QMessageBox *msgBox = new QMessageBox(nullptr);
+    msgBox->setAttribute(Qt::WA_DeleteOnClose);
+    msgBox->setModal(false);
+    msgBox->setWindowTitle(title);
+    msgBox->setText(body);
+    msgBox->setStandardButtons(buttons);
+    msgBox->setIcon(QMessageBox::Information);
+
+    return msgBox;
+}

sources/awesome-widget/plugin/awupdatehelper.h

@@ -0,0 +1,53 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+
+#ifndef AWUPDATEHELPER_H
+#define AWUPDATEHELPER_H
+
+#include <QMessageBox>
+#include <QObject>
+#include <QVersionNumber>
+
+
+class QNetworkReply;
+
+class AWUpdateHelper : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit AWUpdateHelper(QObject *parent = nullptr);
+    virtual ~AWUpdateHelper();
+    void checkUpdates(const bool showAnyway = false);
+    bool checkVersion();
+
+private slots:
+    void showInfo(const QVersionNumber version);
+    void showUpdates(const QVersionNumber version);
+    void userReplyOnUpdates(QAbstractButton *button);
+    void versionReplyRecieved(QNetworkReply *reply, const bool showAnyway);
+
+private:
+    QMessageBox *genMessageBox(const QString title, const QString body,
+                               const QMessageBox::StandardButtons buttons);
+    QVersionNumber m_foundVersion;
+    QString m_genericConfig;
+};
+
+
+#endif /* AWUPDATEHELPER_H */

sources/awesomewidgets/CMakeLists.txt

@@ -13,6 +13,8 @@ include_directories(
 file(GLOB SUBPROJECT_SOURCE *.cpp ${PROJECT_TRDPARTY_DIR}/qreplytimeout/*.cpp ${CMAKE_SOURCE_DIR}/*.cpp)
 file(GLOB SUBPROJECT_HEADER *.h ${PROJECT_TRDPARTY_DIR}/qreplytimeout/*.h)
 file(GLOB SUBPROJECT_UI *.ui)
+file(GLOB SUBPROJECT_INI *.ini)
+set(SUBPROJECT_CONFIGS ${CMAKE_CURRENT_SOURCE_DIR}/configs)
 set(SUBPROJECT_GRAPHITEMS ${CMAKE_CURRENT_SOURCE_DIR}/desktops)
 set(SUBPROJECT_QUOTES ${CMAKE_CURRENT_SOURCE_DIR}/quotes)
 set(SUBPROJECT_SCRIPTS ${CMAKE_CURRENT_SOURCE_DIR}/scripts)
@@ -29,9 +31,11 @@ add_library(${SUBPROJECT} STATIC ${SUBPROJECT_SOURCE} ${SUBPROJECT_HEADER} ${SUB
 target_link_libraries(${SUBPROJECT} ${Qt_LIBRARIES} ${Kf5_LIBRARIES})
 
 # install
+install(DIRECTORY ${SUBPROJECT_CONFIGS} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
 install(DIRECTORY ${SUBPROJECT_GRAPHITEMS} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
 install(DIRECTORY ${SUBPROJECT_QUOTES} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
 install(DIRECTORY ${SUBPROJECT_SCRIPTS} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
 install(DIRECTORY ${SUBPROJECT_UPGRADE} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
 install(DIRECTORY ${SUBPROJECT_WEATHER} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME})
+install(FILES ${SUBPROJECT_INI} DESTINATION ${CONFIG_INSTALL_DIR})
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${SUBPROJECT_WEATHER_JSON} DESTINATION ${DATA_INSTALL_DIR}/${PROJECT_NAME}/weather)

sources/awesomewidgets/abstractextitem.cpp

@@ -24,6 +24,7 @@
 
 #include "awdebug.h"
 #include "version.h"
+#include "abstractextitemaggregator.h"
 
 
 AbstractExtItem::AbstractExtItem(QWidget *parent, const QString desktopName,
@@ -33,8 +34,9 @@ AbstractExtItem::AbstractExtItem(QWidget *parent, const QString desktopName,
     , m_dirs(directories)
 {
     qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
-    qCDebug(LOG_LIB) << "Desktop name" << desktopName;
-    qCDebug(LOG_LIB) << "Directories" << directories;
+
+    qCDebug(LOG_LIB) << "Desktop name" << desktopName << "directories"
+                     << directories;
 
     m_name = m_fileName;
 }
@@ -46,10 +48,13 @@ AbstractExtItem::~AbstractExtItem()
 }
 
 
-template <class T> T *AbstractExtItem::copy(const QString, const int)
+void AbstractExtItem::copyDefaults(AbstractExtItem *_other) const
 {
-    // an analog of pure virtual method
-    return new T();
+    _other->setActive(m_active);
+    _other->setApiVersion(m_apiVersion);
+    _other->setComment(m_comment);
+    _other->setInterval(m_interval);
+    _other->setName(m_name);
 }
 
 
@@ -193,14 +198,14 @@ void AbstractExtItem::readConfiguration()
 
 bool AbstractExtItem::tryDelete() const
 {
-    foreach (QString dir, m_dirs) {
+    for (auto dir : m_dirs) {
         bool status = QFile::remove(QString("%1/%2").arg(dir).arg(m_fileName));
         qCInfo(LOG_LIB) << "Remove file"
                         << QString("%1/%2").arg(dir).arg(m_fileName) << status;
     }
 
     // check if exists
-    foreach (QString dir, m_dirs)
+    for (auto dir : m_dirs)
         if (QFile::exists(QString("%1/%2").arg(dir).arg(m_fileName)))
             return false;
     return true;

sources/awesomewidgets/abstractextitem.h

@@ -40,7 +40,9 @@ public:
                              const QString desktopName = QString(),
                              const QStringList directories = QStringList());
     virtual ~AbstractExtItem();
-    template <class T> T *copy(const QString, const int);
+    virtual AbstractExtItem *copy(const QString _fileName, const int _number)
+        = 0;
+    void copyDefaults(AbstractExtItem *_other) const;
     // get methods
     int apiVersion() const;
     QString comment() const;

sources/awesomewidgets/abstractextitemaggregator.cpp

@@ -91,10 +91,8 @@ void AbstractExtItemAggregator::setConfigArgs(const QVariant _configArgs)
 }
 
 
-void AbstractExtItemAggregator::editItemActivated(QListWidgetItem *item)
+void AbstractExtItemAggregator::editItemActivated(QListWidgetItem *)
 {
-    Q_UNUSED(item)
-
     return editItem();
 }
 

sources/awesomewidgets/abstractextitemaggregator.h

@@ -48,7 +48,7 @@ public:
     void setConfigArgs(const QVariant _configArgs);
 
 private slots:
-    void editItemActivated(QListWidgetItem *item);
+    void editItemActivated(QListWidgetItem *);
     void editItemButtonPressed(QAbstractButton *button);
 
 private:

sources/awesomewidgets/awesomewidgets-extweather-ids.json

@@ -1,139 +1,113 @@
 {
-    "__url": "http://openweathermap.org/weather-conditions",
+    "__url": "https://developer.yahoo.com/weather/documentation.html",
 
     "image": {
         "__comment": "should be described as html image with full path inside",
 
-        "default": "",
+        "default": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/3200.gif\">",
 
-        "800": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/01d.png\">",
-
-        "801": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/02d.png\">",
-
-        "802": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/03d.png\">",
-        "803": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/03d.png\">",
-
-        "804": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/04d.png\">",
-
-        "300": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "301": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "302": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "310": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "311": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "312": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "313": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "314": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "321": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "520": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "521": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "522": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-        "531": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/09d.png\">",
-
-        "500": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10d.png\">",
-        "501": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10d.png\">",
-        "502": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10d.png\">",
-        "503": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10d.png\">",
-        "504": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10d.png\">",
-
-        "200": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "201": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "202": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "210": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "211": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "212": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "221": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "230": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "231": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-        "232": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11d.png\">",
-
-        "511": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "600": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "601": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "602": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "611": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "612": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "615": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "616": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "620": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "621": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-        "622": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13d.png\">",
-
-        "701": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "711": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "721": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "731": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "741": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "751": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "761": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "762": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "771": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">",
-        "781": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/50d.png\">"
+        "0": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/0.gif\">",
+        "1": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/1.gif\">",
+        "2": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/2.gif\">",
+        "3": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/3.gif\">",
+        "4": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/4.gif\">",
+        "5": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/5.gif\">",
+        "6": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/6.gif\">",
+        "7": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/7.gif\">",
+        "8": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/8.gif\">",
+        "9": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/9.gif\">",
+        "10": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/10.gif\">",
+        "11": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/11.gif\">",
+        "12": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/12.gif\">",
+        "13": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/13.gif\">",
+        "14": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/14.gif\">",
+        "15": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/15.gif\">",
+        "16": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/16.gif\">",
+        "17": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/17.gif\">",
+        "18": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/18.gif\">",
+        "19": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/19.gif\">",
+        "20": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/20.gif\">",
+        "21": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/21.gif\">",
+        "22": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/22.gif\">",
+        "23": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/23.gif\">",
+        "24": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/24.gif\">",
+        "25": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/25.gif\">",
+        "26": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/26.gif\">",
+        "27": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/27.gif\">",
+        "28": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/28.gif\">",
+        "29": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/29.gif\">",
+        "30": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/30.gif\">",
+        "31": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/31.gif\">",
+        "32": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/32.gif\">",
+        "33": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/33.gif\">",
+        "34": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/34.gif\">",
+        "35": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/35.gif\">",
+        "36": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/36.gif\">",
+        "37": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/37.gif\">",
+        "38": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/38.gif\">",
+        "39": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/39.gif\">",
+        "40": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/40.gif\">",
+        "41": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/41.gif\">",
+        "42": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/42.gif\">",
+        "43": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/43.gif\">",
+        "44": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/44.gif\">",
+        "45": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/45.gif\">",
+        "46": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/46.gif\">",
+        "47": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/47.gif\">",
+        "3200": "<img src=\"@CMAKE_INSTALL_PREFIX@/@DATA_INSTALL_DIR@/@PROJECT_NAME@/weather/3200.gif\">"
     },
 
     "text": {
         "default": "\u2604",
+        "3200": "\u2604",
 
-        "800": "\u2600",
-
-        "801": "\u26C5",
-
-        "802": "\u2601",
-        "803": "\u2601",
-
-        "804": "\u2601",
-
-        "300": "\u2602",
-        "301": "\u2602",
-        "302": "\u2602",
-        "310": "\u2602",
-        "311": "\u2602",
-        "312": "\u2602",
-        "313": "\u2602",
-        "314": "\u2602",
-        "321": "\u2602",
-        "520": "\u2602",
-        "521": "\u2602",
-        "522": "\u2602",
-        "531": "\u2602",
-
-        "500": "\u2614",
-        "501": "\u2614",
-        "502": "\u2614",
-        "503": "\u2614",
-        "504": "\u2614",
-
-        "200": "\u2608",
-        "201": "\u2608",
-        "202": "\u2608",
-        "210": "\u2608",
-        "211": "\u2608",
-        "212": "\u2608",
-        "221": "\u2608",
-        "230": "\u2608",
-        "231": "\u2608",
-        "232": "\u2608",
-
-        "511": "\u2603",
-        "600": "\u2603",
-        "601": "\u2603",
-        "602": "\u2603",
-        "611": "\u2603",
-        "612": "\u2603",
-        "615": "\u2603",
-        "616": "\u2603",
-        "620": "\u2603",
-        "621": "\u2603",
-        "622": "\u2603",
-
-        "701": "\u26C5",
-        "711": "\u26C5",
-        "721": "\u26C5",
-        "731": "\u26C5",
-        "741": "\u26C5",
-        "751": "\u26C5",
-        "761": "\u26C5",
-        "762": "\u26C5",
-        "771": "\u26C5",
-        "781": "\u26C5"
+        "0": "\u2604",
+        "1": "\u2604",
+        "2": "\u2604",
+        "3": "\u26C8",
+        "4": "\u26C8",
+        "5": "\u2614",
+        "6": "\u2614",
+        "7": "\u2614",
+        "8": "\u2614",
+        "9": "\u2614",
+        "10": "\u2614",
+        "11": "\u2614",
+        "12": "\u2614",
+        "13": "\u26C4",
+        "14": "\u26C7",
+        "15": "\u26C7",
+        "16": "\u2614",
+        "17": "\u2614",
+        "18": "\u2614",
+        "19": "\u26C5",
+        "20": "\u26C5",
+        "21": "\u26C5",
+        "22": "\u26C5",
+        "23": "\u26C5",
+        "24": "\u26C5",
+        "25": "\u26C5",
+        "26": "\u2601",
+        "27": "\u2601",
+        "28": "\u2601",
+        "29": "\u2601",
+        "30": "\u2601",
+        "31": "\u263D",
+        "32": "\u2600",
+        "33": "\u263D",
+        "34": "\u2600",
+        "35": "\u2614",
+        "36": "\u2600",
+        "37": "\u26C8",
+        "38": "\u26C8",
+        "39": "\u26C8",
+        "40": "\u26C7",
+        "41": "\u26C7",
+        "42": "\u26C7",
+        "43": "\u26C7",
+        "44": "\u2601",
+        "45": "\u26C8",
+        "46": "\u26C7",
+        "47": "\u26C8"
     }
 }

sources/awesomewidgets/configs/aw-example-statusbarrc

@@ -0,0 +1,41 @@
+[plasmoid]
+acOffline=( )
+acOnline=(*)
+background=true
+batInTooltipColor=#880000
+batTooltip=true
+batTooltipColor=#008800
+checkUpdates=true
+cpuTooltip=true
+cpuTooltipColor=#ff0000
+cpuclTooltip=true
+cpuclTooltipColor=#00ff00
+customTime=$hh:$mm
+customUptime="$dd,$hh,$mm"
+downkbTooltip=true
+downkbTooltipColor=#00ffff
+fontColor=#000000
+fontFamily=Terminus
+fontSize=12
+fontStyle=normal
+fontWeight=normal
+height=0
+interval=1000
+memTooltip=true
+memTooltipColor=#0000ff
+notify=true
+optimize=true
+queueLimit=0
+swapTooltip=true
+swapTooltipColor=#ffff00
+tempUnits=Celsius
+text=[cpu: $cpu%] [mem: $mem%] [swap: $swap%] [$netdev: $down/$upKB/s]
+textAlign=center
+tooltipBackground=#ffffff
+tooltipNumber=100
+translateStrings=true
+upkbTooltipColor=#ff00ff
+useTooltipBackground=true
+width=0
+wrapNewLines=false
+wrapText=false

sources/awesomewidgets/desktops/aw-bat-bar.desktop

@@ -3,11 +3,14 @@ Encoding=UTF-8
 Name=bar3
 Comment=Simple bat bar
 X-AW-Value=bat
+X-AW-Custom=false
+X-AW-Max=100.0
+X-AW-Min=0.0
 X-AW-ActiveColor="0,0,0,255"
 X-AW-InactiveColor="255,255,255,255"
 X-AW-Type=Horizontal
 X-AW-Direction=LeftToRight
 X-AW-Height=25
 X-AW-Width=100
-X-AW-ApiVersion=3
+X-AW-ApiVersion=4
 X-AW-Number=3

sources/awesomewidgets/desktops/aw-cpu-bar.desktop

@@ -3,11 +3,14 @@ Encoding=UTF-8
 Name=bar0
 Comment=Simple cpu bar
 X-AW-Value=cpu
+X-AW-Custom=false
+X-AW-Max=100.0
+X-AW-Min=0.0
 X-AW-ActiveColor="0,0,0,255"
 X-AW-InactiveColor="255,255,255,255"
 X-AW-Type=Horizontal
 X-AW-Direction=LeftToRight
 X-AW-Height=25
 X-AW-Width=100
-X-AW-ApiVersion=3
+X-AW-ApiVersion=4
 X-AW-Number=0

sources/awesomewidgets/desktops/aw-mem-bar.desktop

@@ -3,11 +3,14 @@ Encoding=UTF-8
 Name=bar1
 Comment=Simple mem bar
 X-AW-Value=mem
+X-AW-Custom=false
+X-AW-Max=100.0
+X-AW-Min=0.0
 X-AW-ActiveColor="0,0,0,255"
 X-AW-InactiveColor="255,255,255,255"
 X-AW-Type=Horizontal
 X-AW-Direction=LeftToRight
 X-AW-Height=25
 X-AW-Width=100
-X-AW-ApiVersion=3
+X-AW-ApiVersion=4
 X-AW-Number=1

sources/awesomewidgets/desktops/aw-swap-bar.desktop

@@ -3,11 +3,14 @@ Encoding=UTF-8
 Name=bar2
 Comment=Simple swap bar
 X-AW-Value=swap
+X-AW-Custom=false
+X-AW-Max=100.0
+X-AW-Min=0.0
 X-AW-ActiveColor="0,0,0,255"
 X-AW-InactiveColor="255,255,255,255"
 X-AW-Type=Horizontal
 X-AW-Direction=LeftToRight
 X-AW-Height=25
 X-AW-Width=100
-X-AW-ApiVersion=3
+X-AW-ApiVersion=4
 X-AW-Number=2

sources/awesomewidgets/extitemaggregator.h

@@ -37,8 +37,9 @@ public:
     {
         qSetMessagePattern(LOG_FORMAT);
         qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
-        foreach (const QString metadata, getBuildData())
+        for (auto metadata : getBuildData())
             qCDebug(LOG_LIB) << metadata;
+
         qCDebug(LOG_LIB) << "Type" << type;
 
         initItems();
@@ -61,13 +62,13 @@ public:
         qCInfo(LOG_LIB) << "Dialog returns" << ret;
     };
 
-    T *itemByTag(const QString _tag) const
+    T *itemByTag(const QString _tag, const QString _type) const
     {
-        qCDebug(LOG_LIB) << "Tag" << _tag;
+        qCDebug(LOG_LIB) << "Tag" << _tag << "with used type" << _type;
 
         T *found = nullptr;
-        foreach (T *item, m_items) {
-            if (item->tag() != _tag)
+        for (auto item : m_items) {
+            if (item->tag(_type) != _tag)
                 continue;
             found = item;
             break;
@@ -83,7 +84,7 @@ public:
         qCDebug(LOG_LIB) << "Number" << _number;
 
         T *found = nullptr;
-        foreach (T *item, m_items) {
+        for (auto item : m_items) {
             if (item->number() != _number)
                 continue;
             found = item;
@@ -102,7 +103,7 @@ public:
             return nullptr;
 
         T *found = nullptr;
-        foreach (T *item, m_items) {
+        for (auto item : m_items) {
             if (item->fileName() != widgetItem->text())
                 continue;
             found = item;
@@ -120,7 +121,7 @@ public:
     int uniqNumber() const
     {
         QList<int> tagList;
-        foreach (T *item, m_items)
+        for (auto item : m_items)
             tagList.append(item->number());
         int number = 0;
         while (tagList.contains(number))
@@ -152,9 +153,9 @@ private:
             QStandardPaths::LocateDirectory);
         QStringList names;
         QList<T *> items;
-        foreach (QString dir, dirs) {
+        for (auto dir : dirs) {
             QStringList files = QDir(dir).entryList(QDir::Files, QDir::Name);
-            foreach (QString file, files) {
+            for (auto file : files) {
                 if ((!file.endsWith(QString(".desktop")))
                     || (names.contains(file)))
                     continue;
@@ -177,7 +178,7 @@ private:
         m_activeItems.clear();
 
         m_items = getItems();
-        foreach (T *item, m_items) {
+        for (auto item : m_items) {
             if (!item->isActive())
                 continue;
             m_activeItems.append(item);
@@ -187,7 +188,7 @@ private:
     void repaint()
     {
         widgetDialog->clear();
-        foreach (T *_item, m_items) {
+        for (auto _item : m_items) {
             QListWidgetItem *item
                 = new QListWidgetItem(_item->fileName(), widgetDialog);
             QStringList tooltip;
@@ -210,7 +211,7 @@ private:
             return;
         }
 
-        T *newItem = source->copy(fileName, number);
+        T *newItem = static_cast<T *>(source->copy(fileName, number));
         if (newItem->showConfiguration(configArgs()) == 1) {
             initItems();
             repaint();

sources/awesomewidgets/extquotes.cpp

@@ -81,11 +81,7 @@ ExtQuotes *ExtQuotes::copy(const QString _fileName, const int _number)
 
     ExtQuotes *item = new ExtQuotes(static_cast<QWidget *>(parent()), _fileName,
                                     directories());
-    item->setActive(isActive());
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
-    item->setInterval(interval());
-    item->setName(name());
+    copyDefaults(item);
     item->setNumber(_number);
     item->setTicker(ticker());
 
@@ -150,7 +146,7 @@ QVariantHash ExtQuotes::run()
         qCInfo(LOG_LIB) << "Send request";
         isRunning = true;
         QNetworkReply *reply = manager->get(QNetworkRequest(QUrl(url())));
-        new QReplyTimeout(reply, 1000);
+        new QReplyTimeout(reply, REQUEST_TIMEOUT);
     }
 
     // update value
@@ -208,8 +204,8 @@ void ExtQuotes::writeConfiguration() const
 
 void ExtQuotes::quotesReplyReceived(QNetworkReply *reply)
 {
-    qCDebug(LOG_LIB) << "Return code" << reply->error();
-    qCDebug(LOG_LIB) << "Reply error message" << reply->errorString();
+    qCDebug(LOG_LIB) << "Return code" << reply->error() << "with message"
+                     << reply->errorString();
 
     isRunning = false;
     QJsonParseError error;
@@ -279,8 +275,7 @@ get quotes for the instrument. Refer to <a href=\"http://finance.yahoo.com/\">\
 
 QString ExtQuotes::url() const
 {
-    QString apiUrl = QString(YAHOO_URL);
-    apiUrl.replace(QString("$TICKER"), m_ticker);
+    QString apiUrl = QString(YAHOO_QUOTES_URL).arg(m_ticker);
     qCInfo(LOG_LIB) << "API url" << apiUrl;
 
     return apiUrl;

sources/awesomewidgets/extquotes.h

@@ -22,10 +22,10 @@
 
 #include "abstractextitem.h"
 
-#define YAHOO_URL                                                              \
+#define YAHOO_QUOTES_URL                                                       \
     "https://query.yahooapis.com/v1/public/yql?q=select * from "               \
     "yahoo.finance.quotes where "                                              \
-    "symbol=\"$TICKER\"&env=store://datatables.org/"                           \
+    "symbol=\"%1\"&env=store://datatables.org/"                                \
     "alltableswithkeys&format=json"
 
 

sources/awesomewidgets/extscript.cpp

@@ -64,17 +64,12 @@ ExtScript::~ExtScript()
 
 ExtScript *ExtScript::copy(const QString _fileName, const int _number)
 {
-    qCDebug(LOG_LIB) << "File" << _fileName;
-    qCDebug(LOG_LIB) << "Number" << _number;
+    qCDebug(LOG_LIB) << "File" << _fileName << "with number" << _number;
 
     ExtScript *item = new ExtScript(static_cast<QWidget *>(parent()), _fileName,
                                     directories());
-    item->setActive(isActive());
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
+    copyDefaults(item);
     item->setExecutable(executable());
-    item->setInterval(interval());
-    item->setName(name());
     item->setNumber(_number);
     item->setPrefix(prefix());
     item->setRedirect(redirect());
@@ -188,7 +183,7 @@ QString ExtScript::applyFilters(QString _value) const
 {
     qCDebug(LOG_LIB) << "Value" << _value;
 
-    foreach (QString filt, m_filters) {
+    for (auto filt : m_filters) {
         qCInfo(LOG_LIB) << "Found filter" << filt;
         QVariantMap filter = jsonFilters[filt].toMap();
         if (filter.isEmpty()) {
@@ -196,7 +191,7 @@ QString ExtScript::applyFilters(QString _value) const
                                << "in the json";
             continue;
         }
-        foreach (QString f, filter.keys())
+        for (auto f : filter.keys())
             _value.replace(f, filter[f].toString());
     }
 
@@ -206,8 +201,7 @@ QString ExtScript::applyFilters(QString _value) const
 
 void ExtScript::updateFilter(const QString _filter, const bool _add)
 {
-    qCDebug(LOG_LIB) << "Filter" << _filter;
-    qCDebug(LOG_LIB) << "Should be added" << _add;
+    qCDebug(LOG_LIB) << "Should be added filters" << _add << "from" << _filter;
 
     if (_add) {
         if (m_filters.contains(_filter))

sources/awesomewidgets/extscript.h

@@ -82,7 +82,6 @@ private:
     QString m_prefix = QString("");
     Redirect m_redirect = nothing;
     // internal properties
-    Q_PID childProcess = 0;
     QVariantMap jsonFilters = QVariantMap();
     int times = 0;
     QVariantHash value;

sources/awesomewidgets/extupgrade.cpp

@@ -60,18 +60,13 @@ ExtUpgrade::~ExtUpgrade()
 
 ExtUpgrade *ExtUpgrade::copy(const QString _fileName, const int _number)
 {
-    qCDebug(LOG_LIB) << "File" << _fileName;
-    qCDebug(LOG_LIB) << "Number" << _number;
+    qCDebug(LOG_LIB) << "File" << _fileName << "with number" << _number;
 
     ExtUpgrade *item = new ExtUpgrade(static_cast<QWidget *>(parent()),
                                       _fileName, directories());
-    item->setActive(isActive());
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
+    copyDefaults(item);
     item->setExecutable(executable());
     item->setFilter(filter());
-    item->setInterval(interval());
-    item->setName(name());
     item->setNumber(_number);
     item->setNull(null());
 

sources/awesomewidgets/extweather.cpp

@@ -74,19 +74,14 @@ ExtWeather::~ExtWeather()
 
 ExtWeather *ExtWeather::copy(const QString _fileName, const int _number)
 {
-    qCDebug(LOG_LIB) << "File" << _fileName;
-    qCDebug(LOG_LIB) << "Number" << _number;
+    qCDebug(LOG_LIB) << "File" << _fileName << "number" << _number;
 
     ExtWeather *item = new ExtWeather(static_cast<QWidget *>(parent()),
                                       _fileName, directories());
-    item->setActive(isActive());
-    item->setApiVersion(apiVersion());
+    copyDefaults(item);
     item->setCity(city());
-    item->setComment(comment());
     item->setCountry(country());
-    item->setInterval(interval());
     item->setImage(image());
-    item->setName(name());
     item->setNumber(_number);
     item->setTs(ts());
 
@@ -235,9 +230,8 @@ QVariantHash ExtWeather::run()
     if (times == 1) {
         qCInfo(LOG_LIB) << "Send request";
         isRunning = true;
-        QNetworkReply *reply
-            = manager->get(QNetworkRequest(QUrl(url(m_ts != 0))));
-        new QReplyTimeout(reply, 1000);
+        QNetworkReply *reply = manager->get(QNetworkRequest(QUrl(url())));
+        new QReplyTimeout(reply, REQUEST_TIMEOUT);
     }
 
     // update value
@@ -305,8 +299,8 @@ void ExtWeather::writeConfiguration() const
 
 void ExtWeather::weatherReplyReceived(QNetworkReply *reply)
 {
-    qCDebug(LOG_LIB) << "Return code" << reply->error();
-    qCDebug(LOG_LIB) << "Reply error message" << reply->errorString();
+    qCDebug(LOG_LIB) << "Return code" << reply->error() << "with message"
+                     << reply->errorString();
 
     isRunning = false;
     QJsonParseError error;
@@ -319,51 +313,52 @@ void ExtWeather::weatherReplyReceived(QNetworkReply *reply)
     }
 
     // convert to map
-    QVariantMap json = jsonDoc.toVariant().toMap();
-    if (json[QString("cod")].toInt() != 200) {
-        qCWarning(LOG_LIB) << "Invalid OpenWeatherMap return code"
-                           << json[QString("cod")].toInt();
+    QVariantMap json = jsonDoc.toVariant().toMap()[QString("query")].toMap();
+    if (json[QString("count")].toInt() != 1) {
+        qCWarning(LOG_LIB) << "Found data count"
+                           << json[QString("count")].toInt() << "is not 1";
         return;
     }
+    QVariantMap results
+        = json[QString("results")].toMap()[QString("channel")].toMap();
+    QVariantMap item = results[QString("item")].toMap();
 
-    QVariantHash data;
     if (m_ts == 0) {
-        data = parseSingleJson(json);
+        // current weather
+        int id = item[QString("condition")].toMap()[QString("code")].toInt();
+        values[tag(QString("weatherId"))] = id;
+        values[tag(QString("weather"))] = weatherFromInt(id);
+        values[tag(QString("temperature"))]
+            = item[QString("condition")].toMap()[QString("temp")].toInt();
+        values[tag(QString("timestamp"))]
+            = item[QString("condition")].toMap()[QString("date")].toString();
+        values[tag(QString("humidity"))] = results[QString("atmosphere")]
+                                               .toMap()[QString("humidity")]
+                                               .toInt();
+        values[tag(QString("pressure"))]
+            = static_cast<int>(results[QString("atmosphere")]
+                                   .toMap()[QString("pressure")]
+                                   .toFloat());
     } else {
-        QVariantList list = json[QString("list")].toList();
-        data = parseSingleJson(list.count() <= m_ts ? list.at(m_ts - 1).toMap()
-                                                    : list.last().toMap());
+        // forecast weather
+        QVariantList weatherList = item[QString("forecast")].toList();
+        QVariantMap weatherMap = weatherList.count() < m_ts
+                                     ? weatherList.last().toMap()
+                                     : weatherList.at(m_ts).toMap();
+        int id = weatherMap[QString("code")].toInt();
+        values[tag(QString("weatherId"))] = id;
+        values[tag(QString("weather"))] = weatherFromInt(id);
+        values[tag(QString("timestamp"))]
+            = weatherMap[QString("date")].toString();
+        // yahoo provides high and low temperatures. Lets calculate average one
+        values[tag(QString("temperature"))]
+            = (weatherMap[QString("high")].toFloat()
+               + weatherMap[QString("low")].toFloat())
+              / 2.0;
+        // ... and no forecast data for humidity and pressure
+        values[tag(QString("humidity"))] = 0;
+        values[tag(QString("pressure"))] = 0.0;
     }
-    foreach (QString key, data.keys())
-        values[tag(key)] = data[key];
-}
-
-
-QVariantHash ExtWeather::parseSingleJson(const QVariantMap json) const
-{
-    qCDebug(LOG_LIB) << "Single json data" << json;
-
-    QVariantHash output;
-
-    // weather status
-    QVariantList weather = json[QString("weather")].toList();
-    if (!weather.isEmpty()) {
-        int _id = weather.first().toMap()[QString("id")].toInt();
-        output[QString("weatherId")] = _id;
-        output[QString("weather")] = weatherFromInt(_id);
-    }
-
-    // main data
-    QVariantMap mainWeather = json[QString("main")].toMap();
-    if (!weather.isEmpty()) {
-        output[QString("humidity")]
-            = mainWeather[QString("humidity")].toFloat();
-        output[QString("pressure")]
-            = mainWeather[QString("pressure")].toFloat();
-        output[QString("temperature")] = mainWeather[QString("temp")].toFloat();
-    }
-
-    return output;
 }
 
 
@@ -381,13 +376,10 @@ void ExtWeather::translate()
 }
 
 
-QString ExtWeather::url(const bool isForecast) const
+QString ExtWeather::url() const
 {
-    qCDebug(LOG_LIB) << "Is forecast" << isForecast;
 
-    QString apiUrl = isForecast ? QString(OWM_FORECAST_URL) : QString(OWM_URL);
-    apiUrl.replace(QString("$CITY"), m_city);
-    apiUrl.replace(QString("$COUNTRY"), m_country);
+    QString apiUrl = QString(YAHOO_WEATHER_URL).arg(m_city).arg(m_country);
     qCInfo(LOG_LIB) << "API url" << apiUrl;
 
     return apiUrl;

sources/awesomewidgets/extweather.h

@@ -22,12 +22,10 @@
 
 #include "abstractextitem.h"
 
-#define OWM_URL                                                                \
-    "http://api.openweathermap.org/data/2.5/"                                  \
-    "weather?q=$CITY,$COUNTRY&units=metric"
-#define OWM_FORECAST_URL                                                       \
-    "http://api.openweathermap.org/data/2.5/"                                  \
-    "forecast?q=$CITY,$COUNTRY&units=metric"
+#define YAHOO_WEATHER_URL                                                      \
+    "https://query.yahooapis.com/v1/public/yql?format=json&env=store://"       \
+    "datatables.org/alltableswithkeys&q=select * from weather.forecast where " \
+    "u='c' and woeid in (select woeid from geo.places(1) where text='%1, %2')"
 
 
 namespace Ui
@@ -76,9 +74,8 @@ private:
     QNetworkAccessManager *manager;
     bool isRunning = false;
     Ui::ExtWeather *ui;
-    QVariantHash parseSingleJson(const QVariantMap json) const;
     void translate();
-    QString url(const bool isForecast = false) const;
+    QString url() const;
     // properties
     QString m_city = QString("London");
     QString m_country = QString("uk");

sources/awesomewidgets/graphicalitem.cpp

@@ -23,14 +23,13 @@
 #include <QBuffer>
 #include <QColorDialog>
 #include <QDir>
-#include <QGraphicsEllipseItem>
+#include <QFileDialog>
 #include <QGraphicsScene>
 #include <QGraphicsView>
 #include <QSettings>
 
-#include <math.h>
-
 #include "awdebug.h"
+#include "graphicalitemhelper.h"
 #include "version.h"
 
 
@@ -47,10 +46,22 @@ GraphicalItem::GraphicalItem(QWidget *parent, const QString desktopName,
 
     initScene();
 
+    connect(ui->checkBox_custom, SIGNAL(stateChanged(int)), this,
+            SLOT(changeValue(int)));
+    connect(ui->checkBox_activeCheck, SIGNAL(stateChanged(int)), this,
+            SLOT(changeColorState(int)));
+    connect(ui->checkBox_inactiveCheck, SIGNAL(stateChanged(int)), this,
+            SLOT(changeColorState(int)));
+    connect(ui->comboBox_type, SIGNAL(currentIndexChanged(int)), this,
+            SLOT(changeCountState(int)));
     connect(ui->pushButton_activeColor, SIGNAL(clicked()), this,
             SLOT(changeColor()));
     connect(ui->pushButton_inactiveColor, SIGNAL(clicked()), this,
             SLOT(changeColor()));
+    connect(ui->pushButton_activeImage, SIGNAL(clicked()), this,
+            SLOT(changeImage()));
+    connect(ui->pushButton_inactiveImage, SIGNAL(clicked()), this,
+            SLOT(changeImage()));
 }
 
 
@@ -60,62 +71,62 @@ GraphicalItem::~GraphicalItem()
 
     delete m_scene;
     delete ui;
+    delete m_helper;
 }
 
 
 GraphicalItem *GraphicalItem::copy(const QString _fileName, const int _number)
 {
-    qCDebug(LOG_LIB) << "File" << _fileName;
-    qCDebug(LOG_LIB) << "Number" << _number;
+    qCDebug(LOG_LIB) << "File" << _fileName << "with number" << _number;
 
     GraphicalItem *item = new GraphicalItem(static_cast<QWidget *>(parent()),
                                             _fileName, directories());
-    item->setActive(isActive());
-    item->setActiveColor(activeColor());
-    item->setApiVersion(apiVersion());
-    item->setBar(bar());
-    item->setComment(comment());
-    item->setDirection(direction());
-    item->setHeight(height());
-    item->setInactiveColor(inactiveColor());
-    item->setInterval(interval());
-    item->setName(QString("bar%1").arg(_number));
+    copyDefaults(item);
+    item->setActiveColor(m_activeColor);
+    item->setBar(m_bar);
+    item->setCount(m_count);
+    item->setCustom(m_custom);
+    item->setDirection(m_direction);
+    item->setHeight(m_height);
+    item->setInactiveColor(m_inactiveColor);
+    item->setMaxValue(m_maxValue);
+    item->setMinValue(m_minValue);
     item->setNumber(_number);
-    item->setType(type());
-    item->setWidth(width());
+    item->setType(m_type);
+    item->setWidth(m_width);
 
     return item;
 }
 
 
-QString GraphicalItem::image(const QVariant value)
+QString GraphicalItem::image(const QVariant &value)
 {
     qCDebug(LOG_LIB) << "Value" << value;
-    if (m_bar == QString("none"))
-        return QString("");
 
     m_scene->clear();
     int scale[2] = {1, 1};
+    float converted
+        = m_helper->getPercents(value.toFloat(), m_minValue, m_maxValue);
 
     // paint
     switch (m_type) {
     case Vertical:
-        paintVertical(value.toFloat());
+        m_helper->paintVertical(converted);
         // scale
         scale[1] = -2 * static_cast<int>(m_direction) + 1;
         break;
     case Circle:
-        paintCircle(value.toFloat());
+        m_helper->paintCircle(converted);
         // scale
         scale[0] = -2 * static_cast<int>(m_direction) + 1;
         break;
     case Graph:
-        paintGraph(value.value<QList<float>>());
+        m_helper->paintGraph(converted);
         // direction option is not recognized by this GI type
         break;
     case Horizontal:
     default:
-        paintHorizontal(value.toFloat());
+        m_helper->paintHorizontal(converted);
         // scale
         scale[0] = -2 * static_cast<int>(m_direction) + 1;
         break;
@@ -152,9 +163,27 @@ QString GraphicalItem::inactiveColor() const
 }
 
 
-QString GraphicalItem::tag() const
+int GraphicalItem::count() const
 {
-    return QString("bar%1%2").arg(number()).arg(m_bar);
+    return m_count;
+}
+
+
+bool GraphicalItem::isCustom() const
+{
+    return m_custom;
+}
+
+
+float GraphicalItem::maxValue() const
+{
+    return m_maxValue;
+}
+
+
+float GraphicalItem::minValue() const
+{
+    return m_minValue;
 }
 
 
@@ -216,6 +245,12 @@ int GraphicalItem::height() const
 }
 
 
+QStringList GraphicalItem::usedKeys() const
+{
+    return m_usedKeys;
+}
+
+
 int GraphicalItem::width() const
 {
     return m_width;
@@ -232,13 +267,7 @@ void GraphicalItem::setBar(const QString _bar)
 {
     qCDebug(LOG_LIB) << "Bar" << _bar;
 
-    if (!_bar.contains(QRegExp(
-            QString("^(cpu(?!cl).*|gpu$|mem$|swap$|hdd[0-9].*|bat.*)")))) {
-        qCWarning(LOG_LIB) << "Unsupported bar type" << _bar;
-        m_bar = QString("none");
-    } else {
-        m_bar = _bar;
-    }
+    m_bar = _bar;
 }
 
 
@@ -250,6 +279,24 @@ void GraphicalItem::setActiveColor(const QString _color)
 }
 
 
+void GraphicalItem::setCount(const int _count)
+{
+    qCDebug(LOG_LIB) << "Count" << _count;
+    if (_count <= 1)
+        return;
+
+    m_count = _count;
+}
+
+
+void GraphicalItem::setCustom(const bool _custom)
+{
+    qCDebug(LOG_LIB) << "Use custom tag" << _custom;
+
+    m_custom = _custom;
+}
+
+
 void GraphicalItem::setInactiveColor(const QString _color)
 {
     qCDebug(LOG_LIB) << "Color" << _color;
@@ -258,6 +305,22 @@ void GraphicalItem::setInactiveColor(const QString _color)
 }
 
 
+void GraphicalItem::setMaxValue(const float _value)
+{
+    qCDebug(LOG_LIB) << "Max value" << _value;
+
+    m_maxValue = _value;
+}
+
+
+void GraphicalItem::setMinValue(const float _value)
+{
+    qCDebug(LOG_LIB) << "Min value" << _value;
+
+    m_minValue = _value;
+}
+
+
 void GraphicalItem::setType(const Type _type)
 {
     qCDebug(LOG_LIB) << "Type" << _type;
@@ -310,6 +373,15 @@ void GraphicalItem::setHeight(const int _height)
 }
 
 
+void GraphicalItem::setUsedKeys(const QStringList _usedKeys)
+{
+    qCDebug(LOG_LIB) << "Used keys" << _usedKeys;
+
+    // remove dubs
+    m_usedKeys = QSet<QString>::fromList(_usedKeys).toList();
+}
+
+
 void GraphicalItem::setWidth(const int _width)
 {
     qCDebug(LOG_LIB) << "Width" << _width;
@@ -334,7 +406,11 @@ void GraphicalItem::readConfiguration()
             QSettings::IniFormat);
 
         settings.beginGroup(QString("Desktop Entry"));
+        setCount(settings.value(QString("X-AW-Count"), m_count).toInt());
+        setCustom(settings.value(QString("X-AW-Custom"), m_custom).toBool());
         setBar(settings.value(QString("X-AW-Value"), m_bar).toString());
+        setMaxValue(settings.value(QString("X-AW-Max"), m_maxValue).toFloat());
+        setMinValue(settings.value(QString("X-AW-Min"), m_minValue).toFloat());
         setActiveColor(
             settings.value(QString("X-AW-ActiveColor"), m_activeColor)
                 .toString());
@@ -363,23 +439,24 @@ void GraphicalItem::readConfiguration()
 }
 
 
-QVariantHash GraphicalItem::run()
-{
-    // required by abstract class
-    return QVariantHash();
-}
-
-
 int GraphicalItem::showConfiguration(const QVariant args)
 {
     qCDebug(LOG_LIB) << "Combobox arguments" << args;
     QStringList tags = args.toStringList();
 
-    ui->label_nameValue->setText(name());
+    ui->lineEdit_name->setText(name());
     ui->lineEdit_comment->setText(comment());
+    ui->checkBox_custom->setChecked(m_custom);
     ui->comboBox_value->addItems(tags);
-    ui->comboBox_value->addItem(m_bar);
-    ui->comboBox_value->setCurrentIndex(ui->comboBox_value->count() - 1);
+    if (m_custom) {
+        ui->lineEdit_customValue->setText(m_bar);
+    } else {
+        ui->comboBox_value->addItem(m_bar);
+        ui->comboBox_value->setCurrentIndex(ui->comboBox_value->count() - 1);
+    }
+    ui->doubleSpinBox_max->setValue(m_maxValue);
+    ui->doubleSpinBox_min->setValue(m_minValue);
+    ui->spinBox_count->setValue(m_count);
     ui->pushButton_activeColor->setText(m_activeColor);
     ui->pushButton_inactiveColor->setText(m_inactiveColor);
     ui->comboBox_type->setCurrentIndex(static_cast<int>(m_type));
@@ -387,13 +464,22 @@ int GraphicalItem::showConfiguration(const QVariant args)
     ui->spinBox_height->setValue(m_height);
     ui->spinBox_width->setValue(m_width);
 
+    // update UI
+    changeCountState(ui->comboBox_type->currentIndex());
+    changeValue(ui->checkBox_custom->checkState());
+
     int ret = exec();
     if (ret != 1)
         return ret;
-    setName(ui->label_nameValue->text());
+    setName(ui->lineEdit_name->text());
     setComment(ui->lineEdit_comment->text());
     setApiVersion(AWGIAPI);
-    setBar(ui->comboBox_value->currentText());
+    setCount(ui->spinBox_count->value());
+    setCustom(ui->checkBox_custom->isChecked());
+    setBar(m_custom ? ui->lineEdit_customValue->text()
+                    : ui->comboBox_value->currentText());
+    setMaxValue(ui->doubleSpinBox_max->value());
+    setMinValue(ui->doubleSpinBox_min->value());
     setActiveColor(ui->pushButton_activeColor->text().remove(QChar('&')));
     setInactiveColor(ui->pushButton_inactiveColor->text().remove(QChar('&')));
     setStrType(ui->comboBox_type->currentText());
@@ -417,6 +503,10 @@ void GraphicalItem::writeConfiguration() const
 
     settings.beginGroup(QString("Desktop Entry"));
     settings.setValue(QString("X-AW-Value"), m_bar);
+    settings.setValue(QString("X-AW-Count"), m_count);
+    settings.setValue(QString("X-AW-Custom"), m_custom);
+    settings.setValue(QString("X-AW-Max"), m_maxValue);
+    settings.setValue(QString("X-AW-Min"), m_minValue);
     settings.setValue(QString("X-AW-ActiveColor"), m_activeColor);
     settings.setValue(QString("X-AW-InactiveColor"), m_inactiveColor);
     settings.setValue(QString("X-AW-Type"), strType());
@@ -431,8 +521,8 @@ void GraphicalItem::writeConfiguration() const
 
 void GraphicalItem::changeColor()
 {
-    QColor color
-        = stringToColor((static_cast<QPushButton *>(sender()))->text());
+    QColor color = m_helper->stringToColor(
+        (static_cast<QPushButton *>(sender()))->text());
     QColor newColor = QColorDialog::getColor(color, this, tr("Select color"),
                                              QColorDialog::ShowAlphaChannel);
     if (!newColor.isValid())
@@ -450,14 +540,59 @@ void GraphicalItem::changeColor()
 }
 
 
+void GraphicalItem::changeColorState(const int state)
+{
+    qCDebug(LOG_LIB) << "Current color state is" << state;
+
+    if (sender() == ui->checkBox_activeCheck) {
+        qCInfo(LOG_LIB) << "Change active color state";
+        ui->widget_activeColor->setHidden(state == Qt::Unchecked);
+        ui->widget_activeImage->setHidden(state != Qt::Unchecked);
+    } else if (sender() == ui->checkBox_inactiveCheck) {
+        qCInfo(LOG_LIB) << "Change inactive color state";
+        ui->widget_inactiveColor->setHidden(state == Qt::Unchecked);
+        ui->widget_inactiveImage->setHidden(state != Qt::Unchecked);
+    }
+}
+
+
+void GraphicalItem::changeCountState(const int state)
+{
+    qCDebug(LOG_LIB) << "Current state is" << state;
+
+    // 3 is magic number. Actually 3 is Graph mode
+    ui->widget_count->setHidden(state != 3);
+}
+
+
+void GraphicalItem::changeImage()
+{
+    QString path = static_cast<QPushButton *>(sender())->text();
+    QString directory = QFileInfo(path).absolutePath();
+    QString newPath = QFileDialog::getOpenFileName(
+        this, tr("Select path"), directory,
+        tr("Images (*.png *.bpm *.jpg);;All files (*.*)"));
+
+    qCInfo(LOG_LIB) << "Selected path" << newPath;
+
+    return static_cast<QPushButton *>(sender())->setText(newPath);
+}
+
+
+void GraphicalItem::changeValue(const int state)
+{
+    qCDebug(LOG_LIB) << "Current state is" << state;
+
+    ui->widget_value->setHidden(state != Qt::Unchecked);
+    ui->widget_customValue->setHidden(state == Qt::Unchecked);
+}
+
+
 void GraphicalItem::initScene()
 {
     // init scene
     m_scene = new QGraphicsScene();
-    if (m_type == Graph)
-        m_scene->setBackgroundBrush(stringToColor(m_inactiveColor));
-    else
-        m_scene->setBackgroundBrush(QBrush(Qt::NoBrush));
+    m_scene->setBackgroundBrush(QBrush(Qt::NoBrush));
     // init view
     m_view = new QGraphicsView(m_scene);
     m_view->setStyleSheet(QString("background: transparent"));
@@ -465,104 +600,12 @@ void GraphicalItem::initScene()
     m_view->setFrameShape(QFrame::NoFrame);
     m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     m_view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-    m_view->resize(m_width + 5.0, m_height + 5.0);
-}
+    m_view->resize(m_width + 5, m_height + 5);
 
-
-void GraphicalItem::paintCircle(const float value)
-{
-    QPen pen;
-    pen.setWidth(1.0);
-    float percent = value / 100.0;
-    QGraphicsEllipseItem *circle;
-
-    QColor inactive = stringToColor(m_inactiveColor);
-    QColor active = stringToColor(m_activeColor);
-
-    // inactive
-    pen.setColor(inactive);
-    circle = m_scene->addEllipse(0.0, 0.0, m_width, m_height, pen,
-                                 QBrush(inactive, Qt::SolidPattern));
-    circle->setSpanAngle(-(1.0 - percent) * 360.0 * 16.0);
-    circle->setStartAngle(90.0 * 16.0 - percent * 360.0 * 16.0);
-    // active
-    pen.setColor(active);
-    circle = m_scene->addEllipse(0.0, 0.0, m_width, m_height, pen,
-                                 QBrush(active, Qt::SolidPattern));
-    circle->setSpanAngle(-percent * 360.0 * 16.0);
-    circle->setStartAngle(90.0 * 16.0);
-}
-
-
-void GraphicalItem::paintGraph(const QList<float> value)
-{
-    QPen pen;
-    pen.setColor(stringToColor(m_activeColor));
-
-    // default norms
-    float normX
-        = static_cast<float>(m_width) / static_cast<float>(value.count());
-    float normY = static_cast<float>(m_height) / (1.5 * 100.0);
-    // paint graph
-    for (int i = 0; i < value.count() - 1; i++) {
-        // some magic here
-        float x1 = i * normX;
-        float y1 = -fabs(value.at(i)) * normY + 5.0;
-        float x2 = (i + 1) * normX;
-        float y2 = -fabs(value.at(i + 1)) * normY + 5.0;
-        m_scene->addLine(x1, y1, x2, y2, pen);
-    }
-}
-
-
-void GraphicalItem::paintHorizontal(const float value)
-{
-    QPen pen;
-    float percent = value / 100.0;
-
-    pen.setWidth(m_height);
-    // inactive
-    pen.setColor(stringToColor(m_inactiveColor));
-    m_scene->addLine(percent * m_width + 0.5 * m_height, 0.5 * m_height,
-                     m_width + 0.5 * m_height, 0.5 * m_height, pen);
-    // active
-    pen.setColor(stringToColor(m_activeColor));
-    m_scene->addLine(-0.5 * m_height, 0.5 * m_height,
-                     percent * m_width - 0.5 * m_height, 0.5 * m_height, pen);
-}
-
-
-void GraphicalItem::paintVertical(const float value)
-{
-    QPen pen;
-    float percent = value / 100.0;
-
-    pen.setWidth(m_width);
-    // inactive
-    pen.setColor(stringToColor(m_inactiveColor));
-    m_scene->addLine(0.5 * m_width, -0.5 * m_width, 0.5 * m_width,
-                     (1.0 - percent) * m_height - 0.5 * m_width, pen);
-    // active
-    pen.setColor(stringToColor(m_activeColor));
-    m_scene->addLine(0.5 * m_width, (1.0 - percent) * m_height + 0.5 * m_width,
-                     0.5 * m_width, m_height + 0.5 * m_width, pen);
-}
-
-
-QColor GraphicalItem::stringToColor(const QString _color) const
-{
-    qCDebug(LOG_LIB) << "Color" << _color;
-
-    QColor qcolor;
-    QStringList listColor = _color.split(QChar(','));
-    while (listColor.count() < 4)
-        listColor.append(QString("0"));
-    qcolor.setRed(listColor.at(0).toInt());
-    qcolor.setGreen(listColor.at(1).toInt());
-    qcolor.setBlue(listColor.at(2).toInt());
-    qcolor.setAlpha(listColor.at(3).toInt());
-
-    return qcolor;
+    // init helper
+    m_helper = new GraphicalItemHelper(this, m_scene);
+    m_helper->setParameters(m_activeColor, m_inactiveColor, m_width, m_height,
+                            m_count);
 }
 
 
@@ -570,9 +613,18 @@ void GraphicalItem::translate()
 {
     ui->label_name->setText(i18n("Name"));
     ui->label_comment->setText(i18n("Comment"));
+    ui->label_count->setText(i18n("Points count"));
+    ui->checkBox_custom->setText(i18n("Use custom formula"));
     ui->label_value->setText(i18n("Value"));
+    ui->label_customValue->setText(i18n("Value"));
+    ui->label_max->setText(i18n("Max value"));
+    ui->label_min->setText(i18n("Min value"));
+    ui->checkBox_activeCheck->setText(i18n("Use image for active"));
     ui->label_activeColor->setText(i18n("Active color"));
+    ui->label_activeImage->setText(i18n("Active image"));
+    ui->checkBox_inactiveCheck->setText(i18n("Use image for inactive"));
     ui->label_inactiveColor->setText(i18n("Inactive color"));
+    ui->label_inactiveImage->setText(i18n("Inactive image"));
     ui->label_type->setText(i18n("Type"));
     ui->label_direction->setText(i18n("Direction"));
     ui->label_height->setText(i18n("Height"));

sources/awesomewidgets/graphicalitem.h

@@ -23,6 +23,7 @@
 #include "abstractextitem.h"
 
 
+class GraphicalItemHelper;
 class QGraphicsScene;
 class QGraphicsView;
 
@@ -36,10 +37,15 @@ class GraphicalItem : public AbstractExtItem
     Q_OBJECT
     Q_PROPERTY(QString bar READ bar WRITE setBar)
     Q_PROPERTY(QString activeColor READ activeColor WRITE setActiveColor)
+    Q_PROPERTY(int count READ count WRITE setCount)
+    Q_PROPERTY(bool custom READ isCustom WRITE setCustom)
     Q_PROPERTY(QString inactiveColor READ inactiveColor WRITE setInactiveColor)
     Q_PROPERTY(Type type READ type WRITE setType)
     Q_PROPERTY(Direction direction READ direction WRITE setDirection)
     Q_PROPERTY(int height READ height WRITE setHeight)
+    Q_PROPERTY(float maxValue READ maxValue WRITE setMaxValue)
+    Q_PROPERTY(float minValue READ minValue WRITE setMinValue)
+    Q_PROPERTY(QStringList usedKeys READ usedKeys WRITE setUsedKeys)
     Q_PROPERTY(int width READ width WRITE setWidth)
 
 public:
@@ -51,61 +57,71 @@ public:
                            const QStringList directories = QStringList());
     virtual ~GraphicalItem();
     GraphicalItem *copy(const QString _fileName, const int _number);
-    QString image(const QVariant value);
+    QString image(const QVariant &value);
     // get methods
     QString bar() const;
     QString activeColor() const;
     QString inactiveColor() const;
-    QString tag() const;
+    int count() const;
+    bool isCustom() const;
+    float minValue() const;
+    float maxValue() const;
     Type type() const;
     QString strType() const;
     Direction direction() const;
     QString strDirection() const;
     int height() const;
+    QStringList usedKeys() const;
     int width() const;
     QString uniq() const;
     // set methods
     void setBar(const QString _bar = QString("cpu"));
     void setActiveColor(const QString _color = QString("0,0,0,130"));
+    void setCount(const int _count = 100);
+    void setCustom(const bool _custom = false);
     void setInactiveColor(const QString _color = QString("255,255,255,130"));
+    void setMinValue(const float _value = 0.0);
+    void setMaxValue(const float _value = 100.0);
     void setType(const Type _type = Horizontal);
     void setStrType(const QString _type = QString("Horizontal"));
     void setDirection(const Direction _direction = LeftToRight);
     void setStrDirection(const QString _direction = QString("LeftToRight"));
     void setHeight(const int _height = 100);
+    void setUsedKeys(const QStringList _usedKeys = QStringList());
     void setWidth(const int _width = 100);
 
 public slots:
     void readConfiguration();
-    QVariantHash run();
+    QVariantHash run() { return QVariantHash(); };
     int showConfiguration(const QVariant args = QVariant());
     void writeConfiguration() const;
 
 private slots:
     void changeColor();
+    void changeColorState(const int state);
+    void changeCountState(const int state);
+    void changeImage();
+    void changeValue(const int state);
 
 private:
-    QString m_fileName;
-    QStringList m_dirs;
+    GraphicalItemHelper *m_helper = nullptr;
     QGraphicsScene *m_scene = nullptr;
     QGraphicsView *m_view = nullptr;
     Ui::GraphicalItem *ui;
     void initScene();
-    // paint methods
-    void paintCircle(const float value);
-    void paintGraph(const QList<float> value);
-    void paintHorizontal(const float value);
-    void paintVertical(const float value);
-    // additional method
-    QColor stringToColor(const QString _color) const;
     void translate();
     // properties
     QString m_bar = QString("cpu");
-    QString m_activeColor = QString("0,0,0,130");
-    QString m_inactiveColor = QString("255,255,255,130");
+    int m_count = 100;
+    bool m_custom = false;
+    QString m_activeColor;
+    QString m_inactiveColor;
+    float m_minValue = 0.0f;
+    float m_maxValue = 100.0f;
     Type m_type = Horizontal;
     Direction m_direction = LeftToRight;
     int m_height = 100;
+    QStringList m_usedKeys;
     int m_width = 100;
 };
 

sources/awesomewidgets/graphicalitem.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>416</width>
-    <height>325</height>
+    <height>606</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -18,8 +18,14 @@
     <layout class="QHBoxLayout" name="layout_name">
      <item>
       <widget class="QLabel" name="label_name">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
        <property name="text">
-        <string>Name</string>
+        <string>&amp;Name</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -27,11 +33,7 @@
       </widget>
      </item>
      <item>
-      <widget class="QLabel" name="label_nameValue">
-       <property name="text">
-        <string/>
-       </property>
-      </widget>
+      <widget class="QLineEdit" name="lineEdit_name"/>
      </item>
     </layout>
    </item>
@@ -46,7 +48,7 @@
         </sizepolicy>
        </property>
        <property name="text">
-        <string>Comment</string>
+        <string>&amp;Comment</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -59,32 +61,120 @@
     </layout>
    </item>
    <item>
-    <layout class="QHBoxLayout" name="layout_value">
+    <widget class="Line" name="line_2">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_custom">
      <item>
-      <widget class="QLabel" name="label_value">
-       <property name="text">
-        <string>Value</string>
+      <spacer name="spacer_custom">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
        </property>
-       <property name="alignment">
-        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
        </property>
-      </widget>
+      </spacer>
      </item>
      <item>
-      <widget class="QComboBox" name="comboBox_value">
-       <property name="editable">
-        <bool>false</bool>
+      <widget class="QCheckBox" name="checkBox_custom">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Use custom formula</string>
        </property>
       </widget>
      </item>
     </layout>
    </item>
    <item>
-    <layout class="QHBoxLayout" name="layout_activeColor">
+    <widget class="QWidget" name="widget_value" native="true">
+     <layout class="QHBoxLayout" name="layout_value">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_value">
+        <property name="text">
+         <string>&amp;Value</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QComboBox" name="comboBox_value">
+        <property name="editable">
+         <bool>false</bool>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_customValue" native="true">
+     <layout class="QHBoxLayout" name="layout_customValue">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_customValue">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="text">
+         <string>Va&amp;lue</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLineEdit" name="lineEdit_customValue"/>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_max">
      <item>
-      <widget class="QLabel" name="label_activeColor">
+      <widget class="QLabel" name="label_max">
        <property name="text">
-        <string>Active color</string>
+        <string>&amp;Max value</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -92,20 +182,20 @@
       </widget>
      </item>
      <item>
-      <widget class="QPushButton" name="pushButton_activeColor">
-       <property name="text">
-        <string notr="true"/>
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_max">
+       <property name="maximum">
+        <double>9999.989999999999782</double>
        </property>
       </widget>
      </item>
     </layout>
    </item>
    <item>
-    <layout class="QHBoxLayout" name="layout_inactiveColor">
+    <layout class="QHBoxLayout" name="layout_min">
      <item>
-      <widget class="QLabel" name="label_inactiveColor">
+      <widget class="QLabel" name="label_min">
        <property name="text">
-        <string>Inactive color</string>
+        <string>Min val&amp;ue</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -113,20 +203,265 @@
       </widget>
      </item>
      <item>
-      <widget class="QPushButton" name="pushButton_inactiveColor">
-       <property name="text">
-        <string notr="true"/>
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_min">
+       <property name="maximum">
+        <double>9999.989999999999782</double>
        </property>
       </widget>
      </item>
     </layout>
    </item>
+   <item>
+    <widget class="QWidget" name="widget_count" native="true">
+     <layout class="QHBoxLayout" name="layout_count">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_count">
+        <property name="text">
+         <string>&amp;Points count</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QSpinBox" name="spinBox_count">
+        <property name="maximum">
+         <number>2000</number>
+        </property>
+        <property name="singleStep">
+         <number>25</number>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="Line" name="line">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_activeCheck">
+     <item>
+      <spacer name="spacer_activeCheck">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QCheckBox" name="checkBox_activeCheck">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Use image for active</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_activeColor" native="true">
+     <layout class="QHBoxLayout" name="layout_activeColor">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_activeColor">
+        <property name="text">
+         <string>Activ&amp;e color</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButton_activeColor">
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_activeImage" native="true">
+     <layout class="QHBoxLayout" name="layout_activeImage">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_activeImage">
+        <property name="text">
+         <string>&amp;Active image</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButton_activeImage">
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_inactiveCheck">
+     <item>
+      <spacer name="spacer_inactiveCheck">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QCheckBox" name="checkBox_inactiveCheck">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="text">
+        <string>Use image for inactive</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_inactiveColor" native="true">
+     <layout class="QHBoxLayout" name="layout_inactiveColor">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_inactiveColor">
+        <property name="text">
+         <string>&amp;Inactive color</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButton_inactiveColor">
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_inactiveImage" native="true">
+     <layout class="QHBoxLayout" name="layout_inactiveImage">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item>
+       <widget class="QLabel" name="label_inactiveImage">
+        <property name="text">
+         <string>Inactive image</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QPushButton" name="pushButton_inactiveImage">
+        <property name="text">
+         <string notr="true"/>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <layout class="QHBoxLayout" name="layout_type">
      <item>
       <widget class="QLabel" name="label_type">
        <property name="text">
-        <string>Type</string>
+        <string>&amp;Type</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -164,7 +499,7 @@
      <item>
       <widget class="QLabel" name="label_direction">
        <property name="text">
-        <string>Direction</string>
+        <string>&amp;Direction</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -192,7 +527,7 @@
      <item>
       <widget class="QLabel" name="label_height">
        <property name="text">
-        <string>Height</string>
+        <string>&amp;Height</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
@@ -216,7 +551,7 @@
      <item>
       <widget class="QLabel" name="label_width">
        <property name="text">
-        <string>Width</string>
+        <string>&amp;Width</string>
        </property>
        <property name="alignment">
         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>

sources/awesomewidgets/graphicalitemhelper.cpp

@@ -0,0 +1,201 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#include "graphicalitemhelper.h"
+
+#include <QColor>
+#include <QGraphicsEllipseItem>
+#include <QGraphicsScene>
+
+#include <cmath>
+
+#include "awdebug.h"
+
+
+GraphicalItemHelper::GraphicalItemHelper(QObject *parent, QGraphicsScene *scene)
+    : QObject(parent)
+    , m_scene(scene)
+{
+    qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
+}
+
+
+GraphicalItemHelper::~GraphicalItemHelper()
+{
+    qCDebug(LOG_LIB) << __PRETTY_FUNCTION__;
+}
+
+
+void GraphicalItemHelper::setParameters(const QString active,
+                                        const QString inactive, const int width,
+                                        const int height, const int count)
+{
+    qCDebug(LOG_LIB) << "Use active color" << active << ", inactive" << inactive
+                     << ", width" << width << ", height" << height << ", count"
+                     << count;
+
+    // put images to pens if any otherwise set pen colors
+    // Images resize to content here as well
+    if (active.startsWith(QString("/"))) {
+        qCInfo(LOG_LIB) << "Found path, trying to load Pixmap from" << active;
+        QPixmap pixmap = QPixmap(active);
+        if (pixmap.isNull()) {
+            qCInfo(LOG_LIB) << "Invalid pixmap found" << active;
+            m_activePen.setColor(QColor(0, 0, 0, 130));
+        } else {
+            m_activePen.setBrush(QBrush(pixmap.scaled(width, height)));
+        }
+    } else {
+        m_activePen.setColor(stringToColor(active));
+    }
+    if (inactive.startsWith(QString("/"))) {
+        qCInfo(LOG_LIB) << "Found path, trying to load Pixmap from" << inactive;
+        QPixmap pixmap = QPixmap(inactive);
+        if (pixmap.isNull()) {
+            qCInfo(LOG_LIB) << "Invalid pixmap found" << inactive;
+            m_inactivePen.setColor(QColor(255, 255, 255, 130));
+        } else {
+            m_inactivePen.setBrush(QBrush(pixmap.scaled(width, height)));
+        }
+    } else {
+        m_inactivePen.setColor(stringToColor(inactive));
+    }
+    m_width = width;
+    m_height = height;
+    m_count = count;
+}
+
+
+void GraphicalItemHelper::paintCircle(const float &percent)
+{
+    qCDebug(LOG_LIB) << "Paint with percent" << percent;
+
+    m_activePen.setWidth(1);
+    m_inactivePen.setWidth(1);
+    QGraphicsEllipseItem *circle;
+    // 16 is because of qt. From Qt documentation:
+    // Returns the start angle for an ellipse segment in 16ths of a degree
+
+    // inactive
+    circle = m_scene->addEllipse(0.0, 0.0, m_width, m_height, m_inactivePen,
+                                 m_inactivePen.brush());
+    circle->setSpanAngle(-(1.0f - percent) * 360.0f * 16.0f);
+    circle->setStartAngle(90.0f * 16.0f - percent * 360.0f * 16.0f);
+    // active
+    circle = m_scene->addEllipse(0.0, 0.0, m_width, m_height, m_activePen,
+                                 m_activePen.brush());
+    circle->setSpanAngle(-percent * 360.0f * 16.0f);
+    circle->setStartAngle(90 * 16);
+}
+
+
+void GraphicalItemHelper::paintGraph(const float &value)
+{
+    qCDebug(LOG_LIB) << "Paint with value" << value;
+
+    // refresh background image
+    m_scene->setBackgroundBrush(m_inactivePen.brush());
+
+    storeValue(value);
+
+    // default norms
+    float normX
+        = static_cast<float>(m_width) / static_cast<float>(m_values.count());
+    float normY = static_cast<float>(m_height - 1);
+    // paint graph
+    for (int i = 0; i < m_values.count() - 1; i++) {
+        // some magic here
+        float x1 = i * normX;
+        float y1 = -fabs(m_values.at(i)) * normY + 0.5f;
+        float x2 = (i + 1) * normX;
+        float y2 = -fabs(m_values.at(i + 1)) * normY + 0.5f;
+        m_scene->addLine(x1, y1, x2, y2, m_activePen);
+    }
+}
+
+
+void GraphicalItemHelper::paintHorizontal(const float &percent)
+{
+    qCDebug(LOG_LIB) << "Paint with percent" << percent;
+
+    m_activePen.setWidth(m_height);
+    m_inactivePen.setWidth(m_height);
+    // inactive
+    m_scene->addLine(percent * m_width + 0.5 * m_height, 0.5 * m_height,
+                     m_width + 0.5 * m_height, 0.5 * m_height, m_inactivePen);
+    // active
+    m_scene->addLine(-0.5 * m_height, 0.5 * m_height,
+                     percent * m_width - 0.5 * m_height, 0.5 * m_height,
+                     m_activePen);
+}
+
+
+void GraphicalItemHelper::paintVertical(const float &percent)
+{
+    qCDebug(LOG_LIB) << "Paint with percent" << percent;
+
+    m_activePen.setWidth(m_height);
+    m_inactivePen.setWidth(m_height);
+    // inactive
+    m_scene->addLine(0.5 * m_width, -0.5 * m_width, 0.5 * m_width,
+                     (1.0 - percent) * m_height - 0.5 * m_width, m_inactivePen);
+    // active
+    m_scene->addLine(0.5 * m_width, (1.0 - percent) * m_height + 0.5 * m_width,
+                     0.5 * m_width, m_height + 0.5 * m_width, m_activePen);
+}
+
+
+float GraphicalItemHelper::getPercents(const float &value, const float &min,
+                                       const float &max)
+{
+    qCDebug(LOG_LIB) << "Get percent value from" << value;
+    // newest Qt crashes here if value is nan
+    if (isnan(value))
+        return 0.0;
+
+    return (value - min) / (max - min);
+}
+
+
+QColor GraphicalItemHelper::stringToColor(const QString &color)
+{
+    qCDebug(LOG_LIB) << "Color" << color;
+
+    QColor qColor;
+    QStringList listColor = color.split(QChar(','));
+    while (listColor.count() < 4)
+        listColor.append(QString("0"));
+    qColor.setRed(listColor.at(0).toInt());
+    qColor.setGreen(listColor.at(1).toInt());
+    qColor.setBlue(listColor.at(2).toInt());
+    qColor.setAlpha(listColor.at(3).toInt());
+
+    return qColor;
+}
+
+
+void GraphicalItemHelper::storeValue(const float &value)
+{
+    qCDebug(LOG_LIB) << "Save value to array" << value;
+
+    if (m_values.count() == 0)
+        m_values.append(1.0);
+    else if (m_values.count() > m_count)
+        m_values.removeFirst();
+
+    m_values.append(value);
+}

sources/awesomewidgets/graphicalitemhelper.h

@@ -0,0 +1,59 @@
+/***************************************************************************
+ *   This file is part of awesome-widgets                                  *
+ *                                                                         *
+ *   awesome-widgets is free software: you can redistribute it and/or      *
+ *   modify it under the terms of the GNU General Public License as        *
+ *   published by the Free Software Foundation, either version 3 of the    *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   awesome-widgets is distributed in the hope that it will be useful,    *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with awesome-widgets. If not, see http://www.gnu.org/licenses/  *
+ ***************************************************************************/
+
+#ifndef GRAPHICALITEMHELPER_H
+#define GRAPHICALITEMHELPER_H
+
+#include <QColor>
+#include <QObject>
+#include <QPen>
+
+
+class QGraphicsScene;
+
+class GraphicalItemHelper : public QObject
+{
+public:
+    explicit GraphicalItemHelper(QObject *parent = nullptr,
+                                 QGraphicsScene *scene = nullptr);
+    virtual ~GraphicalItemHelper();
+    // parameters
+    void setParameters(const QString active, const QString inactive,
+                       const int width, const int height, const int count);
+    // paint methods
+    void paintCircle(const float &percent);
+    void paintGraph(const float &value);
+    void paintHorizontal(const float &percent);
+    void paintVertical(const float &percent);
+    // additional conversion methods
+    float getPercents(const float &value, const float &min, const float &max);
+    QColor stringToColor(const QString &color);
+
+private:
+    void storeValue(const float &value);
+    QGraphicsScene *m_scene = nullptr;
+    int m_count = 100;
+    QPen m_activePen;
+    QPen m_inactivePen;
+    int m_width = 100;
+    int m_height = 100;
+    // list of values which will be used to store data for graph type only
+    QList<float> m_values;
+};
+
+
+#endif /* GRAPHICALITEMHELPER_H */