From e1657ab2e83ed3a4e193aa2b98ea9102e940defa Mon Sep 17 00:00:00 2001
From: narunlifescience <n.arun.lifescience@gmail.com>
Date: Sun, 8 Nov 2015 17:40:15 -0600
Subject: [PATCH] Mouse wheel track slider Seeking

event accept

make format
---
 src/widgets/tracksliderslider.cpp | 10 ++++++++++
 src/widgets/tracksliderslider.h   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/src/widgets/tracksliderslider.cpp b/src/widgets/tracksliderslider.cpp
index dd692153e..5d05e891e 100644
--- a/src/widgets/tracksliderslider.cpp
+++ b/src/widgets/tracksliderslider.cpp
@@ -24,6 +24,7 @@
 #include <QStyle>
 #include <QStyleOptionSlider>
 #include <QtDebug>
+#include <QWheelEvent>
 
 TrackSliderSlider::TrackSliderSlider(QWidget* parent)
     : QSlider(parent),
@@ -86,6 +87,15 @@ void TrackSliderSlider::mouseMoveEvent(QMouseEvent* e) {
       mapTo(window(), QPoint(e->x(), rect().center().y())));
 }
 
+void TrackSliderSlider::wheelEvent(QWheelEvent *e) {
+  if (e->delta() < 0) {
+    emit SeekBackward();
+  } else {
+    emit SeekForward();
+  }
+  e->accept();
+}
+
 void TrackSliderSlider::enterEvent(QEvent* e) {
   QSlider::enterEvent(e);
   if (isEnabled()) {
diff --git a/src/widgets/tracksliderslider.h b/src/widgets/tracksliderslider.h
index 4db0e80d1..6340ce651 100644
--- a/src/widgets/tracksliderslider.h
+++ b/src/widgets/tracksliderslider.h
@@ -37,6 +37,7 @@ signals:
   void mousePressEvent(QMouseEvent* e);
   void mouseReleaseEvent(QMouseEvent* e);
   void mouseMoveEvent(QMouseEvent* e);
+  void wheelEvent(QWheelEvent *e);
   void enterEvent(QEvent*);
   void leaveEvent(QEvent*);
   void keyPressEvent(QKeyEvent* event);