Added seeking menu entries, validation of Control menu entries, updated KnownIssues

Application/AppController.m

@@ -236,11 +236,10 @@ increase/decrease as long as the user holds the left/right, plus/minus button */
 		[remote startListening:self];
 	}
 	
-	NSUndoManager *undoManager = [playlistController undoManager];
+	[[playlistController undoManager] disableUndoRegistration];
-	[undoManager disableUndoRegistration];
 	NSString *filename = @"~/Library/Application Support/Cog/Default.m3u";
 	[playlistLoader addURL:[NSURL fileURLWithPath:[filename stringByExpandingTildeInPath]]];
-	[undoManager enableUndoRegistration];
+	[[playlistController undoManager] enableUndoRegistration];
 }
 
 - (void)applicationWillTerminate:(NSNotification *)aNotification

Application/PlaybackController.h

@@ -66,4 +66,6 @@
 - (void)playEntryAtIndex:(int)i;
 - (void)playEntry:(PlaylistEntry *)pe;
 
+- (int)status;
+
 @end

Application/PlaybackController.m

@@ -8,6 +8,8 @@
 
 @implementation PlaybackController
 
+#define DEFAULT_SEEK 10
+
 - (id)init
 {
 	self = [super init];
@@ -196,38 +198,38 @@
 
 - (IBAction)seekForward:(id)sender
 {
-	double time;
+	double seekTo = [audioPlayer amountPlayed] + DEFAULT_SEEK;
-	time = [audioPlayer amountPlayed];
+	
-
+	if (seekTo > (int)[positionSlider maxValue]) 
-	if ((time + 10) > (int)[positionSlider maxValue]) 
 	{
 		[self next:self];
 	}
 	else
 	{
-		[audioPlayer seekToTime:time + 10];
+		[audioPlayer seekToTime:seekTo];
-		[self updateTimeField:time + 10];
+		[self updateTimeField:seekTo];
+		[positionSlider setDoubleValue:seekTo];
 	}
 }
 
 - (IBAction)seekBackward:(id)sender
 {
-	double time;
+	double seekTo = [audioPlayer amountPlayed] - DEFAULT_SEEK;
-	time = [audioPlayer amountPlayed];
+	
-
+	if (seekTo < 0) 
-	if ((time - 10) < 0) 
 	{
 		[audioPlayer seekToTime:0];
 		[self updateTimeField:0];
+		[positionSlider setDoubleValue:0.0];
 	}
 	else 
 	{
-		[audioPlayer seekToTime:time - 10];
+		[audioPlayer seekToTime:seekTo];
-		[self updateTimeField:time - 10];
+		[self updateTimeField:seekTo];
+		[positionSlider setDoubleValue:seekTo];
 	}
 }
 
-
 - (void)changePlayButtonImage:(NSString *)name
 {
 	NSImage *img = [NSImage imageNamed:name];
@@ -360,6 +362,10 @@
 	
 }
 
+- (int)status
+{
+	return playbackStatus;
+}
 
 - (void)audioPlayer:(AudioPlayer *)player statusChanged:(id)s
 {
@@ -400,4 +406,22 @@
 	playbackStatus = status;
 }
 
+-(BOOL)validateMenuItem:(NSMenuItem*)menuItem
+{
+	SEL action = [menuItem action];
+	
+	if (action == @selector(seekBackward:) && (playbackStatus == kCogStatusStopped))
+		return NO;
+	
+	if (action == @selector(seekForward:) && (playbackStatus == kCogStatusStopped))
+		return NO;
+	
+	if (action == @selector(stop:) && (playbackStatus == kCogStatusStopped))
+		return NO;
+	
+	return YES;
+}
+
+
+
 @end

KnownIssues

@@ -0,0 +1,4 @@
+* Undo does not work for Playlist -> Clear
+* UndoManager starts dropping old undo entries after 25 undos 
+  on the stack. Memleak?
+

Playlist/PlaylistView.m

@@ -200,14 +200,6 @@
 	{ 
 		[playlistController clearFilterPredicate:self];
 	}
-	else if (modifiers == NSControlKeyMask && c == 0xf703) // right arrow 
-	{
-		[playbackController seekForward:self];
-	}
-	else if (modifiers == NSControlKeyMask && c == 0xf702) // left arrow
-	{
-		[playbackController seekBackward:self];
-	}
 	else
 	{
 		[super keyDown:e];