"Saving Complete" message is now displayed only if disk images were written back

src/DiskCaddy.cpp

@@ -32,7 +32,7 @@ static char buffer[256] = { 0 };
 static u32 white = RGBA(0xff, 0xff, 0xff, 0xff);
 static u32 red = RGBA(0xff, 0, 0, 0xff);
 
-void DiskCaddy::Empty()
+bool DiskCaddy::Empty()
 {
 	int x;
 	int y;
@@ -100,6 +100,7 @@ void DiskCaddy::Empty()
 
 	disks.clear();
 	selectedIndex = 0;
+	return anyDirty;
 }
 
 bool DiskCaddy::Insert(const FILINFO* fileInfo, bool readOnly)

src/DiskCaddy.h

@@ -35,7 +35,7 @@ public:
 
 	void SetScreen(Screen* screen, ScreenBase* screenLCD) { this->screen = screen; this->screenLCD = screenLCD; }
 
-	void Empty();
+	bool Empty();
 
 	bool Insert(const FILINFO* fileInfo, bool readOnly);
 

src/main.cpp

@@ -867,7 +867,7 @@ void emulator()
 					//	- will write back all changed/dirty/written to disk images now
 					//		- TDOO: need to display the image names as they write back
 					//	- pass in a call back function?
-					diskCaddy.Empty();
+					if (diskCaddy.Empty())
 						IEC_Bus::WaitMicroSeconds(2 * 1000000);
 
 					fileBrowser->ClearSelections();