mouse-wheel control for timeline support

lheric · Oct 26, 2013 · de2ee1d · de2ee1d
1 parent bc9c727
commit de2ee1d
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Showing 3 changed files with 20 additions and 1 deletion.
diff --git a/src/model/common/comrom.h b/src/model/common/comrom.h
@@ -5,7 +5,7 @@
 extern QSettings g_cAppSetting;
 
 
-#define ANALYZER_VERSION "1.2.0"    ///< version number
+#define ANALYZER_VERSION "1.3.0"    ///< version number
 
 
 #endif // COMROM_H
diff --git a/src/views/timelineview.cpp b/src/views/timelineview.cpp
@@ -2,6 +2,7 @@
 #include "model/common/comsequence.h"
 #include "gitlivkcmdevt.h"
 #include <QDebug>
+#include <QWheelEvent>
 
 TimeLineView::TimeLineView(QWidget *parent) :
     QGraphicsView(parent)
@@ -78,6 +79,20 @@ void TimeLineView::frameBarClicked(int iPoc)
 }
 
 
+void TimeLineView::wheelEvent(QWheelEvent * event)
+{
+    if( event->delta() < 0 ) /// rotated towards user
+    {
+        GitlIvkCmdEvt cEvt("next_frame");
+        cEvt.dispatch();
+    }
+    else
+    {
+        GitlIvkCmdEvt cEvt("prev_frame");
+        cEvt.dispatch();
+    }
+}
+
 void TimeLineView::xDrawFrameBars(ComSequence* pcSequence)
 {
     QRectF cRect(0,0,20,50);

diff --git a/src/views/timelineview.h b/src/views/timelineview.h
@@ -20,6 +20,10 @@ class TimeLineView : public QGraphicsView, public GitlView
 public slots:
     void frameBarClicked(int iPoc);
 
+
+protected:
+    void wheelEvent(QWheelEvent * event);
+
 private:
     void xDrawFrameBars(ComSequence* pcSequence);
     void xClearAllDrawing();