implement qcronscheduler, tests update

sources/awesomewidgets/qcronscheduler.h

@@ -0,0 +1,64 @@
+/***************************************************************************
+ *   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 QCRONSCHEDULER_H
+#define QCRONSCHEDULER_H
+
+#include "QObject"
+
+
+class QTimer;
+
+class QCronScheduler : public QObject
+{
+    Q_OBJECT
+
+public:
+    typedef struct {
+        QList<int> minutes;
+        QList<int> hours;
+        QList<int> days;
+        QList<int> months;
+        QList<int> weekdays;
+    } QCronRunSchedule;
+    typedef struct {
+        int min = -1;
+        int max = -1;
+        int div = 1;
+        void fromRange(const QString &range, const int min, const int max);
+        QList<int> toList();
+    } QCronField;
+
+    explicit QCronScheduler(QObject *parent);
+    virtual ~QCronScheduler();
+    void parse(const QString &timer);
+
+signals:
+    void activated();
+
+private slots:
+    void expired();
+
+private:
+    QCronRunSchedule m_schedule;
+    QTimer *m_timer = nullptr;
+    QList<int> parseField(const QString &value, const int min,
+                          const int max) const;
+};
+
+
+#endif /* QCRONSCHEDULER_H */