Proposed fix for 1595 Instrument track activity LED lights when muted

include/FadeButton.h

@@ -39,6 +39,7 @@ public:
 					_activated_color, QWidget * _parent );
 
 	virtual ~FadeButton();
+	void setActiveColor( const QColor & activated_color );
 
 
 public slots:

include/InstrumentTrack.h

@@ -225,6 +225,7 @@ protected slots:
 	void updateBaseNote();
 	void updatePitch();
 	void updatePitchRange();
+	void muteHasChanged();
 
 
 private:

src/gui/widgets/FadeButton.cpp

@@ -55,6 +55,11 @@ FadeButton::~FadeButton()
 {
 }
 
+void FadeButton::setActiveColor( const QColor & activated_color )
+{
+	m_activatedColor = activated_color;
+}
+
 
 
 

src/tracks/InstrumentTrack.cpp

@@ -124,6 +124,7 @@ InstrumentTrack::InstrumentTrack( TrackContainer* tc ) :
 	connect( &m_baseNoteModel, SIGNAL( dataChanged() ), this, SLOT( updateBaseNote() ) );
 	connect( &m_pitchModel, SIGNAL( dataChanged() ), this, SLOT( updatePitch() ) );
 	connect( &m_pitchRangeModel, SIGNAL( dataChanged() ), this, SLOT( updatePitchRange() ) );
+	connect( &m_mutedModel, SIGNAL( dataChanged() ), this, SLOT( muteHasChanged() ) );
 
 	m_effectChannelModel.setRange( 0, Engine::fxMixer()->numChannels()-1, 1);
 
@@ -136,6 +137,7 @@ InstrumentTrack::InstrumentTrack( TrackContainer* tc ) :
 
 	setName( tr( "Default preset" ) );
 
+
 }
 
 
@@ -549,6 +551,19 @@ void InstrumentTrack::updatePitchRange()
 	processOutEvent( MidiEvent( MidiControlChange, midiPort()->realOutputChannel(), MidiControllerDataEntry, midiPitchRange() ) );
 }
 
+void InstrumentTrack::muteHasChanged()
+{
+	if( m_mutedModel.value() )
+	{
+		m_fb->setActiveColor( QColor( "red" ) );
+	} else
+	{
+		m_fb->setActiveColor( QApplication::palette().color( QPalette::Active,
+															 QPalette::BrightText ) );
+	}
+
+}
+