Improve peak-controller deletion, well, partially

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1683 0778d3d1-df1d-0410-868b-ea421aaaa00d

ChangeLog

@@ -6,6 +6,10 @@
 	* plugins/lb302/lb302.cpp:
 	max wave-shape model's max match the new total of wave-shapes.
 
+	* include/peak_controller.h:
+	* src/core/peak_controller.cpp:
+	delete controller when effect is destroyed, but not the other way around
+
 2008-09-21	Tobias Doerffel	<tobydox/at/users/dot/sourceforge/dot/net>
 
 	* src/core/plugin.cpp:

include/peak_controller.h

@@ -59,7 +59,7 @@ public:
 
 public slots:
 	virtual controllerDialog * createDialog( QWidget * _parent );
-
+	void handleDestroyedEffect( ); 
 
 protected:
 	// The internal per-controller get-value function

src/core/peak_controller.cpp

@@ -47,6 +47,8 @@ peakController::peakController( model * _parent,
 	controller( PeakController, _parent, tr( "Peak Controller" ) ),
 	m_peakEffect( _peak_effect )
 {
+	connect( m_peakEffect, SIGNAL( destroyed( ) ),
+			this, SLOT( handleDestroyedEffect( ) ) );
 }
 
 
@@ -70,6 +72,17 @@ float peakController::value( int _offset )
 
 
 
+void peakController::handleDestroyedEffect( )
+{
+	// possible race condition...
+	printf("disconnecting effect\n");
+	disconnect( m_peakEffect );
+	m_peakEffect = NULL;
+	//deleteLater();
+	delete this;
+}
+
+
 
 void peakController::saveSettings( QDomDocument & _doc, QDomElement & _this )
 {