--- qsampler/trunk/src/qsamplerChannelStrip.cpp	2008/02/04 23:24:19	1667
+++ qsampler/trunk/src/qsamplerChannelStrip.cpp	2008/02/19 09:18:45	1704
@@ -31,6 +31,9 @@
 #include <QDragEnterEvent>
 #include <QUrl>
 
+#define MIDI_OFF_COLOR			Qt::darkGreen
+#define MIDI_ON_COLOR			Qt::green
+
 // Channel status/usage usage limit control.
 #define QSAMPLER_ERROR_LIMIT	3
 
@@ -92,6 +95,21 @@
 		SIGNAL(clicked()),
 		SLOT(channelFxEdit()));
 
+	pMidiActivityTimer = new QTimer(this);
+	pMidiActivityTimer->setSingleShot(true);
+	QObject::connect(
+		pMidiActivityTimer, SIGNAL(timeout()),
+		this, SLOT(midiDataCeased())
+	);
+
+#if CONFIG_EVENT_CHANNEL_MIDI
+	m_ui.MidiActivityLabel->setPalette(MIDI_OFF_COLOR);
+	m_ui.MidiActivityLabel->setAutoFillBackground(true);
+#else
+	m_ui.MidiActivityLabel->setText("X");
+	m_ui.MidiActivityLabel->setToolTip("MIDI Activity Disabled");
+#endif
+
 	setSelected(false);
 }
 
@@ -303,7 +321,7 @@
 
 #if CONFIG_FXSEND
 	ChannelFxForm *pChannelFxForm =
-		new ChannelFxForm(channel()->channelID(), parentWidget());
+		new ChannelFxForm(channel(), parentWidget());
 	if (pChannelFxForm) {
 		//pChannelForm->setup(this);
 		bResult = pChannelFxForm->exec();
@@ -531,6 +549,10 @@
 	}
 }
 
+void ChannelStrip::midiArrived() {
+	m_ui.MidiActivityLabel->setPalette(MIDI_ON_COLOR);
+	pMidiActivityTimer->start(50);
+}
 
 // Context menu event handler.
 void ChannelStrip::contextMenuEvent( QContextMenuEvent *pEvent )
@@ -542,6 +564,9 @@
 	m_pChannel->contextMenuEvent(pEvent);
 }
 
+void ChannelStrip::midiDataCeased() {
+	m_ui.MidiActivityLabel->setPalette(MIDI_OFF_COLOR);
+}
 
 // Error count hackish accessors.
 void ChannelStrip::resetErrorCount (void)