--- qsampler/trunk/src/qsamplerMessages.h	2007/11/04 14:14:00	1469
+++ qsampler/trunk/src/qsamplerMessages.h	2007/11/04 23:37:47	1470
@@ -67,9 +67,16 @@
 
 	// History reset.
 	void clear();
-	
+
+signals:
+
+	void visibilityChanged(bool bVisible);
+
 protected slots:
 
+	// overridden method of QWidget
+	void showEvent(QShowEvent* event);
+
 	// Stdout capture slot.
 	void stdoutNotify(int fd);