5 #include <QDesktopWidget>
6 #include <QGraphicsRectItem>
7 #include <QGraphicsScene>
13 class bottomBar : public QWidget
18 explicit bottomBar(QWidget *parent = 0);
21 void setPlaybackProgress(qint64 min,qint64 max);
28 void changeEvent(QEvent *e);
30 void on_addButton_clicked();
31 void on_nextB_clicked();
32 void on_pauseB_clicked();
33 void on_backB_clicked();
38 QGraphicsRectItem *playbackProgress;