Qt 5.7 | Qt WebEngine | WebEngine Demo Browser Example | autosaver.h Example File

Qt 5.7.1 Reference Documentation

# autosaver.h Example File

webenginewidgets/demobrowser/autosaver.h

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      #ifndef AUTOSAVER_H
      #define AUTOSAVER_H

      #include <QtCore/QObject>
      #include <QtCore/QBasicTimer>
      #include <QtCore/QTime>

      /*
          This class will call the save() slot on the parent object when the parent changes.
          It will wait several seconds after changed() to combining multiple changes and
          prevent continuous writing to disk.
        */
      class AutoSaver : public QObject {

      Q_OBJECT

      public:
          AutoSaver(QObject *parent);
          ~AutoSaver();
          void saveIfNeccessary();

      public slots:
          void changeOccurred();

      protected:
          void timerEvent(QTimerEvent *event);

      private:
          QBasicTimer m_timer;
          QTime m_firstChange;

      };

      #endif // AUTOSAVER_H