Fixed a couple of bugs related to changing CDs

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14236 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/cdplayer/CDEngine.cpp

@@ -148,8 +148,16 @@ TrackState::UpdateState()
 	}
 
 	// If we're not playing, just monitor the current track in the playlist
-	cdTrack = sPlayList.GetCurrentTrack();
 	count = gCDDevice.CountTracks();
+	if(count>0)
+	{
+		cdTrack = sPlayList.GetCurrentTrack();
+	}
+	else
+	{
+		sPlayList.SetTrackCount(0);
+		cdTrack=-1;
+	}
 	return CurrentState(cdTrack,count);
 }
 

src/apps/cdplayer/CDPlayer.cpp

@@ -498,7 +498,11 @@ CDPlayer::UpdateCDInfo(void)
 	bool trackresult = engine->ContentWatcher()->GetContent(&CDName,&trackNames);
 		
 	if(currentTrack < 0)
+	{
+		fCDTitle->SetText("");
+		fCurrentTrack->SetText("");
 		return;
+	}
 	
 	if(currentTrack == 0)
 		currentTrack++;

src/apps/cdplayer/PlayList.cpp

@@ -48,7 +48,10 @@ PlayList::SetTrackCount(const int16 &count)
 	STRACE(("PlayList::SetTrackCount(%d)\n",count));
 	
 	if(count < 0)
+	{
 		fTrackCount = 0;
+		fTrackIndex = 0;
+	}
 	else
 	if(count > 500)
 		fTrackCount = 500;
@@ -145,7 +148,7 @@ PlayList::GetCurrentTrack(void)
 	fLocker.Lock();
 	
 	int16 value = fTrackList[fTrackIndex];
-	STRACE(("PlayList::GetCurrentTrack()=%d\n",value));
+//	STRACE(("PlayList::GetCurrentTrack()=%d\n",value));
 	
 	fLocker.Unlock();
 	return value;