remove track from within slot in trackContainerView for not deleting object inside its own method - fixes Qt-warning

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1075 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/track.h

@@ -327,6 +327,10 @@ private:
 
 	friend class trackView;
 
+
+signals:
+	void trackRemovalScheduled( trackView * _t );
+
 } ;
 
 

include/track_container_view.h

@@ -117,6 +117,7 @@ public:
 public slots:
 	void realignTracks( void );
 	void createTrackView( track * _t );
+	void deleteTrackView( trackView * _tv );
 
 
 protected:

src/core/track.cpp

@@ -1115,6 +1115,12 @@ trackOperationsWidget::trackOperationsWidget( trackView * _parent ) :
 				SIGNAL( positionChanged( const midiTime & ) ),
 				this, SLOT( update() ) );
 	}
+
+	connect( this, SIGNAL( trackRemovalScheduled( trackView * ) ),
+			m_trackView->getTrackContainerView(),
+				SLOT( deleteTrackView( trackView * ) ),
+							Qt::QueuedConnection );
+			
 }
 
 
@@ -1216,11 +1222,7 @@ void trackOperationsWidget::cloneTrack( void )
 
 void trackOperationsWidget::removeTrack( void )
 {
-	m_trackView->close();
-	delete m_trackView;
-	engine::getMixer()->lock();
-	delete m_trackView->getTrack();
-	engine::getMixer()->unlock();
+	emit trackRemovalScheduled( m_trackView );
 }
 
 

src/gui/track_container_view.cpp

@@ -216,6 +216,19 @@ void trackContainerView::createTrackView( track * _t )
 
 
 
+void trackContainerView::deleteTrackView( trackView * _tv )
+{
+	removeTrackView( _tv );
+	delete _tv;
+
+	engine::getMixer()->lock();
+	delete _tv->getTrack();
+	engine::getMixer()->unlock();
+}
+
+
+
+
 const trackView * trackContainerView::trackViewAt( const int _y ) const
 {
 	const int abs_y = _y + m_scrollArea->viewport()->y();