prepare to move to generic bars

This commits series introduces bars which may be calculated from any
custom formula. For a start I've renamed $bar*tag to $bar* and add new
configuration parameters to graphical items.

sources/awesome-widget/plugin/awkeycache.cpp

@@ -91,11 +91,7 @@ QStringList AWKeyCache::getRequiredKeys(const QStringList &keys,
 
     // initial copy
     QSet<QString> used = QSet<QString>::fromList(keys);
-    // insert bars
+    used.unite(QSet<QString>::fromList(bars));
-    for (auto bar : bars) {
-        bar.remove(QRegExp(QString("^bar[0-9]{1,}")));
-        used << bar;
-    }
     // insert keys from tooltip
     for (auto key : tooltip.keys()) {
         if ((key.endsWith(QString("Tooltip"))) && (tooltip[key].toBool())) {

sources/awesome-widget/plugin/awkeyoperations.cpp

@@ -226,12 +226,8 @@ QStringList AWKeyOperations::dictKeys() const
     allKeys.append(QString("la5"));
     allKeys.append(QString("la1"));
     // bars
-    QStringList graphicalItemsKeys;
+    for (int i = graphicalItems->activeItems().count() -1; i >= 0; i--)
-    for (auto item : graphicalItems->items())
+        allKeys.append(graphicalItems->activeItems().at(i)->tag(QString("bar")));
-        graphicalItemsKeys.append(item->tag());
-    graphicalItemsKeys.sort();
-    for (int i = graphicalItemsKeys.count() - 1; i >= 0; i--)
-        allKeys.append(graphicalItemsKeys.at(i));
 
     return allKeys;
 }
@@ -243,7 +239,7 @@ GraphicalItem *AWKeyOperations::giByKey(const QString key) const
 {
     qCDebug(LOG_AW) << "Looking for item" << key;
 
-    return graphicalItems->itemByTag(key);
+    return graphicalItems->itemByTag(key, QString("bar"));
 }
 
 
@@ -251,11 +247,10 @@ QString AWKeyOperations::infoByKey(QString key) const
 {
     qCDebug(LOG_AW) << "Requested key" << key;
 
-    key.remove(QRegExp(QString("^bar[0-9]{1,}")));
+    if (key.startsWith(QString("bar")))
-    if (key.startsWith(QString("custom")))
+        return graphicalItems->itemByTag(key, QString("bar"))->uniq();
-        return extScripts->itemByTagNumber(
+    else if (key.startsWith(QString("custom")))
-                             key.remove(QString("custom")).toInt())
+        return extScripts->itemByTag(key, QString("custom"))->uniq();
-            ->uniq();
     else if (key.contains(QRegExp(QString("^hdd[rw]"))))
         return QString("%1").arg(m_devices[QString(
             "disk")][key.remove(QRegExp(QString("hdd[rw]"))).toInt()]);
@@ -273,24 +268,12 @@ QString AWKeyOperations::infoByKey(QString key) const
         return QString("%1").arg(m_devices[QString(
             "net")][key.remove(QRegExp(QString("^(down|up)"))).toInt()]);
     else if (key.startsWith(QString("pkgcount")))
-        return extUpgrade->itemByTagNumber(
+        return extUpgrade->itemByTag(key, QString("pkgcount"))->uniq();
-                             key.remove(QString("pkgcount")).toInt())
-            ->uniq();
     else if (key.contains(QRegExp(QString("(^|perc)(ask|bid|price)(chg|)"))))
-        return extQuotes->itemByTagNumber(
+        return extQuotes->itemByTag(key, QString("ask"))->uniq();
-                            key.remove(QRegExp(QString(
-                                           "(^|perc)(ask|bid|price)(chg|)")))
-                                .toInt())
-            ->uniq();
     else if (key.contains(QRegExp(
                  QString("(weather|weatherId|humidity|pressure|temperature)"))))
-        return extWeather
+        return extWeather->itemByTag(key, QString("weather"))->uniq();
-            ->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()]);

sources/awesome-widget/plugin/awkeys.cpp

@@ -205,9 +205,19 @@ void AWKeys::reinitKeys(const QStringList 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, m_foundBars,
+        = m_optimize ? AWKeyCache::getRequiredKeys(m_foundKeys, barKeys,
                                                    m_tooltipParams, currentKeys)
                      : QStringList();
 
@@ -318,16 +328,29 @@ QString AWKeys::parsePattern(QString pattern) const
     // bars
     for (auto bar : m_foundBars) {
         GraphicalItem *item = keyOperator->giByKey(bar);
-        QString key = bar;
-        key.remove(QRegExp(QString("^bar[0-9]{1,}")));
         if (item->type() == GraphicalItem::Graph)
             pattern.replace(QString("$%1").arg(bar),
-                            item->image([](const QList<float> data) {
+                            item->image(QVariant::fromValue<QList<float>>(dataAggregator->getData(item->bar()))));
-                                return QVariant::fromValue<QList<float>>(data);
+        else {
-                            }(dataAggregator->getData(key))));
+            if (item->isCustom())
+                pattern.replace(QString("$%1").arg(bar),item->image([this, item](QString bar ){
+                    QJSEngine engine;
+                    for (auto key : item->usedKeys())
+                        bar.replace(QString("$%1").arg(key), aggregator->formater(values[key], key));
+                    qCInfo(LOG_AW) << "Expression" << bar;
+                    QJSValue result = engine.evaluate(bar);
+                    if (result.isError()) {
+                        qCWarning(LOG_AW) << "Uncaught exception at line"
+                                          << result.property("lineNumber").toInt()
+                                          << ":" << result.toString();
+                        return QString();
+                    } else {
+                        return result.toString();
+                    }
+                }(item->bar())));
             else
-            pattern.replace(QString("$%1").arg(bar),
+                pattern.replace(QString("$%1").arg(bar),item->image(values[item->bar()]));
-                            item->image(values[key].toFloat()));
+        }
     }
 
     // prepare strings

sources/awesome-widget/plugin/awkeysaggregator.cpp

@@ -539,7 +539,8 @@ QStringList AWKeysAggregator::registerSource(const QString &source,
     // 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;
-    // let required if key list is empty no one use it
+    // 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) {

sources/awesomewidgets/abstractextitem.cpp

@@ -24,6 +24,7 @@
 
 #include "awdebug.h"
 #include "version.h"
+#include "abstractextitemaggregator.h"
 
 
 AbstractExtItem::AbstractExtItem(QWidget *parent, const QString desktopName,
@@ -47,10 +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
+    _other->setActive(m_active);
-    return new T();
+    _other->setApiVersion(m_apiVersion);
+    _other->setComment(m_comment);
+    _other->setInterval(m_interval);
+    _other->setName(m_name);
 }
 
 

sources/awesomewidgets/abstractextitem.h

@@ -40,7 +40,8 @@ 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/extitemaggregator.h

@@ -62,13 +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;
         for (auto item : m_items) {
-            if (item->tag() != _tag)
+            if (item->tag(_type) != _tag)
                 continue;
             found = item;
             break;
@@ -211,7 +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());
+    copyDefaults(item);
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
-    item->setInterval(interval());
-    item->setName(name());
     item->setNumber(_number);
     item->setTicker(ticker());
 

sources/awesomewidgets/extscript.cpp

@@ -68,12 +68,8 @@ ExtScript *ExtScript::copy(const QString _fileName, const int _number)
 
     ExtScript *item = new ExtScript(static_cast<QWidget *>(parent()), _fileName,
                                     directories());
-    item->setActive(isActive());
+    copyDefaults(item);
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
     item->setExecutable(executable());
-    item->setInterval(interval());
-    item->setName(name());
     item->setNumber(_number);
     item->setPrefix(prefix());
     item->setRedirect(redirect());

sources/awesomewidgets/extupgrade.cpp

@@ -64,13 +64,9 @@ ExtUpgrade *ExtUpgrade::copy(const QString _fileName, const int _number)
 
     ExtUpgrade *item = new ExtUpgrade(static_cast<QWidget *>(parent()),
                                       _fileName, directories());
-    item->setActive(isActive());
+    copyDefaults(item);
-    item->setApiVersion(apiVersion());
-    item->setComment(comment());
     item->setExecutable(executable());
     item->setFilter(filter());
-    item->setInterval(interval());
-    item->setName(name());
     item->setNumber(_number);
     item->setNull(null());
 

sources/awesomewidgets/extweather.cpp

@@ -78,14 +78,10 @@ ExtWeather *ExtWeather::copy(const QString _fileName, const int _number)
 
     ExtWeather *item = new ExtWeather(static_cast<QWidget *>(parent()),
                                       _fileName, directories());
-    item->setActive(isActive());
+    copyDefaults(item);
-    item->setApiVersion(apiVersion());
     item->setCity(city());
-    item->setComment(comment());
     item->setCountry(country());
-    item->setInterval(interval());
     item->setImage(image());
-    item->setName(name());
     item->setNumber(_number);
     item->setTs(ts());
 

sources/awesomewidgets/graphicalitem.cpp

@@ -47,6 +47,8 @@ GraphicalItem::GraphicalItem(QWidget *parent, const QString desktopName,
 
     initScene();
 
+    connect(ui->checkBox_custom, SIGNAL(stateChanged(int)), this,
+            SLOT(changeValue(int)));
     connect(ui->pushButton_activeColor, SIGNAL(clicked()), this,
             SLOT(changeColor()));
     connect(ui->pushButton_inactiveColor, SIGNAL(clicked()), this,
@@ -69,29 +71,26 @@ GraphicalItem *GraphicalItem::copy(const QString _fileName, const int _number)
 
     GraphicalItem *item = new GraphicalItem(static_cast<QWidget *>(parent()),
                                             _fileName, directories());
-    item->setActive(isActive());
+    copyDefaults(item);
-    item->setActiveColor(activeColor());
+    item->setActiveColor(m_activeColor);
-    item->setApiVersion(apiVersion());
+    item->setBar(m_bar);
-    item->setBar(bar());
+    item->setCustom(m_custom);
-    item->setComment(comment());
+    item->setDirection(m_direction);
-    item->setDirection(direction());
+    item->setHeight(m_height);
-    item->setHeight(height());
+    item->setInactiveColor(m_inactiveColor);
-    item->setInactiveColor(inactiveColor());
+    item->setMaxValue(m_maxValue);
-    item->setInterval(interval());
+    item->setMinValue(m_minValue);
-    item->setName(QString("bar%1").arg(_number));
     item->setNumber(_number);
-    item->setType(type());
+    item->setType(m_type);
-    item->setWidth(width());
+    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};
@@ -151,9 +150,21 @@ QString GraphicalItem::inactiveColor() const
 }
 
 
-QString GraphicalItem::tag() const
+bool GraphicalItem::isCustom() const
 {
-    return QString("bar%1%2").arg(number()).arg(m_bar);
+    return m_custom;
+}
+
+
+float GraphicalItem::maxValue() const
+{
+    return m_maxValue;
+}
+
+
+float GraphicalItem::minValue() const
+{
+    return m_minValue;
 }
 
 
@@ -215,6 +226,12 @@ int GraphicalItem::height() const
 }
 
 
+QStringList GraphicalItem::usedKeys() const
+{
+    return m_usedKeys;
+}
+
+
 int GraphicalItem::width() const
 {
     return m_width;
@@ -231,14 +248,8 @@ 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;
 }
-}
 
 
 void GraphicalItem::setActiveColor(const QString _color)
@@ -249,6 +260,14 @@ void GraphicalItem::setActiveColor(const QString _color)
 }
 
 
+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;
@@ -257,6 +276,22 @@ 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;
@@ -309,6 +344,15 @@ 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;
@@ -333,7 +377,10 @@ void GraphicalItem::readConfiguration()
             QSettings::IniFormat);
 
         settings.beginGroup(QString("Desktop Entry"));
+        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());
@@ -374,11 +421,18 @@ 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);
+    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->pushButton_activeColor->setText(m_activeColor);
     ui->pushButton_inactiveColor->setText(m_inactiveColor);
     ui->comboBox_type->setCurrentIndex(static_cast<int>(m_type));
@@ -389,10 +443,13 @@ int GraphicalItem::showConfiguration(const QVariant args)
     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());
+    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());
@@ -416,6 +473,9 @@ void GraphicalItem::writeConfiguration() const
 
     settings.beginGroup(QString("Desktop Entry"));
     settings.setValue(QString("X-AW-Value"), m_bar);
+    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());
@@ -449,6 +509,15 @@ void GraphicalItem::changeColor()
 }
 
 
+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
@@ -464,15 +533,15 @@ 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);
+    pen.setWidth(1);
-    float percent = value / 100.0;
+    float percent = (value - m_minValue) / (m_maxValue - m_minValue);
     QGraphicsEllipseItem *circle;
 
     QColor inactive = stringToColor(m_inactiveColor);
@@ -482,14 +551,14 @@ void GraphicalItem::paintCircle(const float value)
     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->setSpanAngle(-(1.0f - percent) * 360.0f * 16.0f);
-    circle->setStartAngle(90.0 * 16.0 - percent * 360.0 * 16.0);
+    circle->setStartAngle(90.0f * 16.0f - percent * 360.0f * 16.0f);
     // 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->setSpanAngle(-percent * 360.0f * 16.0f);
-    circle->setStartAngle(90.0 * 16.0);
+    circle->setStartAngle(90.0f * 16.0f);
 }
 
 
@@ -501,14 +570,14 @@ void GraphicalItem::paintGraph(const QList<float> value)
     // 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);
+    float normY = static_cast<float>(m_height) / (1.5f * 100.0f);
     // 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 y1 = -fabs(value.at(i)) * normY + 5.0f;
         float x2 = (i + 1) * normX;
-        float y2 = -fabs(value.at(i + 1)) * normY + 5.0;
+        float y2 = -fabs(value.at(i + 1)) * normY + 5.0f;
         m_scene->addLine(x1, y1, x2, y2, pen);
     }
 }
@@ -517,7 +586,7 @@ void GraphicalItem::paintGraph(const QList<float> value)
 void GraphicalItem::paintHorizontal(const float value)
 {
     QPen pen;
-    float percent = value / 100.0;
+    float percent = (value - m_minValue) / (m_maxValue - m_minValue);
 
     pen.setWidth(m_height);
     // inactive
@@ -534,7 +603,7 @@ void GraphicalItem::paintHorizontal(const float value)
 void GraphicalItem::paintVertical(const float value)
 {
     QPen pen;
-    float percent = value / 100.0;
+    float percent = (value - m_minValue) / (m_maxValue - m_minValue);
 
     pen.setWidth(m_width);
     // inactive
@@ -569,7 +638,11 @@ void GraphicalItem::translate()
 {
     ui->label_name->setText(i18n("Name"));
     ui->label_comment->setText(i18n("Comment"));
+    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->label_activeColor->setText(i18n("Active color"));
     ui->label_inactiveColor->setText(i18n("Inactive color"));
     ui->label_type->setText(i18n("Type"));

sources/awesomewidgets/graphicalitem.h

@@ -36,10 +36,14 @@ class GraphicalItem : public AbstractExtItem
     Q_OBJECT
     Q_PROPERTY(QString bar READ bar WRITE setBar)
     Q_PROPERTY(QString activeColor READ activeColor WRITE setActiveColor)
+    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:
@@ -51,28 +55,35 @@ 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;
+    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 setCustom(const bool _custom);
     void setInactiveColor(const QString _color = QString("255,255,255,130"));
+    void setMinValue(const float _value);
+    void setMaxValue(const float _value);
     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:
@@ -83,10 +94,9 @@ public slots:
 
 private slots:
     void changeColor();
+    void changeValue(const int state);
 
 private:
-    QString m_fileName;
-    QStringList m_dirs;
     QGraphicsScene *m_scene = nullptr;
     QGraphicsView *m_view = nullptr;
     Ui::GraphicalItem *ui;
@@ -101,11 +111,15 @@ private:
     void translate();
     // properties
     QString m_bar = QString("cpu");
+    bool m_custom = false;
     QString m_activeColor = QString("0,0,0,130");
     QString m_inactiveColor = QString("255,255,255,130");
+    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>461</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -18,6 +18,12 @@
     <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>
        </property>
@@ -27,11 +33,7 @@
       </widget>
      </item>
      <item>
-      <widget class="QLabel" name="label_nameValue">
+      <widget class="QLineEdit" name="lineEdit_name"/>
-       <property name="text">
-        <string/>
-       </property>
-      </widget>
      </item>
     </layout>
    </item>
@@ -59,6 +61,44 @@
     </layout>
    </item>
    <item>
+    <widget class="Line" name="line_2">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_custom">
+     <item>
+      <spacer name="spacer_custom">
+       <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_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>
+    <widget class="QWidget" name="widget_value" native="true">
      <layout class="QHBoxLayout" name="layout_value">
       <item>
        <widget class="QLabel" name="label_value">
@@ -78,6 +118,81 @@
        </widget>
       </item>
      </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QWidget" name="widget_customValue" native="true">
+     <layout class="QHBoxLayout" name="layout_customValue">
+      <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>Value</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_max">
+       <property name="text">
+        <string>Max value</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_max">
+       <property name="maximum">
+        <double>9999.989999999999782</double>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="layout_min">
+     <item>
+      <widget class="QLabel" name="label_min">
+       <property name="text">
+        <string>Min value</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QDoubleSpinBox" name="doubleSpinBox_min">
+       <property name="maximum">
+        <double>9999.989999999999782</double>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="Line" name="line">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
    </item>
    <item>
     <layout class="QHBoxLayout" name="layout_activeColor">

sources/version.h.in

@@ -16,7 +16,7 @@
 
 // configuraion
 // graphical items api version
-#define AWGIAPI 3
+#define AWGIAPI 4
 // extquotes api version
 #define AWEQAPI 3
 // extscript api version