Added fast forward and rewind. Player state. More key equivalents.
[MenuTunes.git] / MenuTunes.m
1 /*
2 Things to do:
3 ¥ Make preferences window pretty
4 ¥ Optimize
5 ¥ Apple Events! Apple Events! Apple Events!
6 ¥ Manual and webpage
7 ¥ Finish up registration frontend
8 */
9
10 #import "MenuTunes.h"
11 #import "PreferencesController.h"
12 #import "HotKeyCenter.h"
13 #import "StatusWindowController.h"
14
15 @interface MenuTunes(Private)
16 - (ITMTRemote *)loadRemote;
17 - (void)updateMenu;
18 - (void)rebuildUpcomingSongsMenu;
19 - (void)rebuildPlaylistMenu;
20 - (void)rebuildEQPresetsMenu;
21 - (void)setupHotKeys;
22 - (NSString *)runScriptAndReturnResult:(NSString *)script;
23 - (void)timerUpdate;
24 - (void)sendAEWithEventClass:(AEEventClass)eventClass andEventID:(AEEventID)eventID;
25 - (void)setKeyEquivalentForCode:(short)code andModifiers:(long)modifiers
26         onItem:(NSMenuItem *)item;
27
28 @end
29
30 @implementation MenuTunes
31
32 /*************************************************************************/
33 #pragma mark -
34 #pragma mark INITIALIZATION METHODS
35 /*************************************************************************/
36
37 - (id)init
38 {
39     if ( ( self = [super init] ) ) {
40         remoteArray = [[NSMutableArray alloc] initWithCapacity:1];
41     }
42     return self;
43 }
44
45 - (void)applicationDidFinishLaunching:(NSNotification *)note
46 {
47     currentRemote = [self loadRemote];
48     [currentRemote begin];
49     
50     asComponent = OpenDefaultComponent(kOSAComponentType, kAppleScriptSubtype);
51
52     [self registerDefaultsIfNeeded];
53     
54     menu = [[NSMenu alloc] initWithTitle:@""];
55     iTunesPSN = [self iTunesPSN]; //Get PSN of iTunes if it's running
56     
57     if (!((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0)))
58     {
59         [self rebuildMenu];
60         refreshTimer = [NSTimer scheduledTimerWithTimeInterval:3.5
61                             target:self
62                             selector:@selector(timerUpdate)
63                             userInfo:nil
64                             repeats:YES];
65         
66         [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesTerminated:) name:NSWorkspaceDidTerminateApplicationNotification object:nil];
67     }
68     else
69     {
70         menu = [[NSMenu alloc] initWithTitle:@""];
71         [[menu addItemWithTitle:@"Open iTunes" action:@selector(openiTunes:) keyEquivalent:@""] setTarget:self];
72         [[menu addItemWithTitle:@"Preferences" action:@selector(showPreferences:) keyEquivalent:@""] setTarget:self];
73         [[menu addItemWithTitle:@"Quit" action:@selector(quitMenuTunes:) keyEquivalent:@""] setTarget:self];
74         [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
75         refreshTimer = nil;
76     }
77
78     statusItem = [[ITStatusItem alloc] initWithStatusBar:[NSStatusBar systemStatusBar]
79                                               withLength:NSSquareStatusItemLength];
80     
81     [statusItem setImage:[NSImage imageNamed:@"menu"]];
82     [statusItem setAlternateImage:[NSImage imageNamed:@"selected_image"]];
83     [statusItem setMenu:menu];
84     // Below line of code is for creating builds for Beta Testers
85     // [statusItem setToolTip:@[NSString stringWithFormat:@"This Nontransferable Beta (Built on %s) of iThink Software's MenuTunes is Registered to: Beta Tester (betatester@somedomain.com).",__DATE__]];
86 }
87
88 - (ITMTRemote *)loadRemote
89 {
90     NSString *folderPath = [[NSBundle mainBundle] builtInPlugInsPath];
91
92     if (folderPath) {
93         NSArray      *bundlePathList = [NSBundle pathsForResourcesOfType:@"remote" inDirectory:folderPath];
94         NSEnumerator *enumerator     = [bundlePathList objectEnumerator];
95         NSString     *bundlePath;
96
97         while ( (bundlePath = [enumerator nextObject]) ) {
98             NSBundle* remoteBundle = [NSBundle bundleWithPath:bundlePath];
99
100             if (remoteBundle) {
101                 Class remoteClass = [remoteBundle principalClass];
102
103                 if ([remoteClass conformsToProtocol:@protocol(ITMTRemote)] &&
104                     [remoteClass isKindOfClass:[NSObject class]]) {
105
106                     id remote = [remoteClass remote];
107                     [remoteArray addObject:remote];
108                 }
109             }
110         }
111
112 //      if ( [remoteArray count] > 0 ) {
113 //          if ( [remoteArray count] > 1 ) {
114 //              [remoteArray sortUsingSelector:@selector(sortAlpha:)];
115 //          }
116 //          [self loadModuleAccessUI]; //Comment out this line to disable remote visibility
117 //      }
118     }
119     NSLog(@"%@", [remoteArray objectAtIndex:0]);
120     return [remoteArray objectAtIndex:0];
121 }
122
123
124 /*************************************************************************/
125 #pragma mark -
126 #pragma mark INSTANCE METHODS
127 /*************************************************************************/
128
129 - (void)registerDefaultsIfNeeded
130 {
131     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
132     if (![defaults objectForKey:@"menu"]) {
133         bool found = NO;
134         NSMutableDictionary *loginwindow;
135         NSMutableArray *loginarray;
136         int i;
137         
138         [defaults setObject:
139             [NSArray arrayWithObjects:
140                 @"Play/Pause",
141                 @"Next Track",
142                 @"Previous Track",
143                 @"Fast Forward",
144                 @"Rewind",
145                 @"<separator>",
146                 @"Upcoming Songs",
147                 @"Playlists",
148                 @"<separator>",
149                 @"PreferencesÉ",
150                 @"Quit",
151                 @"<separator>",
152                 @"Current Track Info",
153                 nil] forKey:@"menu"];
154         
155         [defaults synchronize];
156         loginwindow = [[defaults persistentDomainForName:@"loginwindow"] mutableCopy];
157         loginarray = [loginwindow objectForKey:@"AutoLaunchedApplicationDictionary"];
158         
159         for (i = 0; i < [loginarray count]; i++) {
160             NSDictionary *tempDict = [loginarray objectAtIndex:i];
161             if ([[[tempDict objectForKey:@"Path"] lastPathComponent] isEqualToString:[[[NSBundle mainBundle] bundlePath] lastPathComponent]]) {
162                 found = YES;
163             }
164         }
165         
166         if (!found) {
167             if (NSRunInformationalAlertPanel(@"Auto-launch MenuTunes", @"Would you like MenuTunes to automatically launch at login?", @"Yes", @"No", nil) == NSOKButton) {
168                 AEDesc scriptDesc, resultDesc;
169                 NSString *script = [NSString stringWithFormat:@"tell application \"System Events\"\nmake new login item at end of login items with properties {path:\"%@\", kind:\"APPLICATION\"}\nend tell", [[NSBundle mainBundle] bundlePath]];
170                 
171                 AECreateDesc(typeChar, [script cString], [script cStringLength], 
172             &scriptDesc);
173                 
174                 OSADoScript(asComponent, &scriptDesc, kOSANullScript, typeChar, kOSAModeCanInteract, &resultDesc);
175                 
176                 AEDisposeDesc(&scriptDesc);
177                 AEDisposeDesc(&resultDesc);
178             }
179         }
180     }
181     
182     if (![defaults integerForKey:@"SongsInAdvance"])
183     {
184         [defaults setInteger:5 forKey:@"SongsInAdvance"];
185     }
186     
187     if (![defaults objectForKey:@"showName"]) {
188         [defaults setBool:YES forKey:@"showName"];
189     }
190     
191     if (![defaults objectForKey:@"showArtist"]) {
192         [defaults setBool:YES forKey:@"showArtist"];
193     }
194     
195     if (![defaults objectForKey:@"showAlbum"]) {
196         [defaults setBool:NO forKey:@"showAlbum"];
197     }
198     
199     if (![defaults objectForKey:@"showTime"]) {
200         [defaults setBool:NO forKey:@"showTime"];
201     }
202 }
203
204 //Recreate the status item menu
205 - (void)rebuildMenu
206 {
207     NSArray *myMenu = [[NSUserDefaults standardUserDefaults] arrayForKey:@"menu"];
208     int i;
209     
210     trackInfoIndex = -1;
211     lastSongIndex = -1;
212     didHaveAlbumName = ([[self runScriptAndReturnResult:@"return album of current track"] length] > 0);
213     didHaveArtistName = ([[self runScriptAndReturnResult:@"return artist of current track"] length] > 0);
214     
215     
216     while ([menu numberOfItems] > 0) {
217         [menu removeItemAtIndex:0];
218     }
219     
220     playPauseMenuItem = nil;
221     upcomingSongsItem = nil;
222     playlistItem = nil;
223     [playlistMenu release];
224     playlistMenu = nil;
225     eqItem = nil;
226     [eqMenu release];
227     eqMenu = nil;
228     
229     for (i = 0; i < [myMenu count]; i++) {
230         NSString *item = [myMenu objectAtIndex:i];
231         if ([item isEqualToString:@"Play/Pause"]) {
232             KeyCombo *tempCombo = [[NSUserDefaults standardUserDefaults] keyComboForKey:@"PlayPause"];
233             playPauseMenuItem = [menu addItemWithTitle:@"Play"
234                                     action:@selector(playPause:)
235                                     keyEquivalent:@""];
236             [playPauseMenuItem setTarget:self];
237             
238             if (tempCombo)
239             {
240                 [self setKeyEquivalentForCode:[tempCombo keyCode]
241                     andModifiers:[tempCombo modifiers] onItem:playPauseMenuItem];
242                 [tempCombo release];
243             }
244         } else if ([item isEqualToString:@"Next Track"]) {
245             KeyCombo *tempCombo = [[NSUserDefaults standardUserDefaults] keyComboForKey:@"NextTrack"];
246             NSMenuItem *nextTrack = [menu addItemWithTitle:@"Next Track"
247                                         action:@selector(nextSong:)
248                                         keyEquivalent:@""];
249             
250             [nextTrack setTarget:self];
251             if (tempCombo)
252             {
253                 [self setKeyEquivalentForCode:[tempCombo keyCode]
254                     andModifiers:[tempCombo modifiers] onItem:nextTrack];
255                 [tempCombo release];
256             }
257         } else if ([item isEqualToString:@"Previous Track"]) {
258             KeyCombo *tempCombo = [[NSUserDefaults standardUserDefaults] keyComboForKey:@"PrevTrack"];
259             NSMenuItem *prevTrack = [menu addItemWithTitle:@"Previous Track"
260                                         action:@selector(prevSong:)
261                                         keyEquivalent:@""];
262             
263             [prevTrack setTarget:self];
264             if (tempCombo)
265             {
266                 [self setKeyEquivalentForCode:[tempCombo keyCode]
267                     andModifiers:[tempCombo modifiers] onItem:prevTrack];
268                 [tempCombo release];
269             }
270         } else if ([item isEqualToString:@"Fast Forward"]) {
271             [[menu addItemWithTitle:@"Fast Forward"
272                              action:@selector(fastForward:)
273                       keyEquivalent:@""] setTarget:self];
274         } else if ([item isEqualToString:@"Rewind"]) {
275             [[menu addItemWithTitle:@"Rewind"
276                              action:@selector(rewind:)
277                       keyEquivalent:@""] setTarget:self];
278         } else if ([item isEqualToString:@"Upcoming Songs"]) {
279             upcomingSongsItem = [menu addItemWithTitle:@"Upcoming Songs"
280                                                 action:nil
281                                          keyEquivalent:@""];
282         } else if ([item isEqualToString:@"Playlists"]) {
283             playlistItem = [menu addItemWithTitle:@"Playlists"
284                                            action:nil
285                                     keyEquivalent:@""];
286         } else if ([item isEqualToString:@"EQ Presets"]) {
287             eqItem = [menu addItemWithTitle:@"EQ Presets"
288                                      action:nil
289                               keyEquivalent:@""];
290         } else if ([item isEqualToString:@"PreferencesÉ"]) {
291             [[menu addItemWithTitle:@"PreferencesÉ"
292                              action:@selector(showPreferences:)
293                       keyEquivalent:@""] setTarget:self];
294         } else if ([item isEqualToString:@"Quit"]) {
295             [[menu addItemWithTitle:@"Quit"
296                              action:@selector(quitMenuTunes:)
297                       keyEquivalent:@""] setTarget:self];
298         } else if ([item isEqualToString:@"Current Track Info"]) {
299             trackInfoIndex = [menu numberOfItems];
300             [menu addItemWithTitle:@"No Song"
301                             action:nil
302                      keyEquivalent:@""];
303         } else if ([item isEqualToString:@"<separator>"]) {
304             [menu addItem:[NSMenuItem separatorItem]];
305         }
306     }
307     
308     [self timerUpdate]; //Updates dynamic info in the menu
309     
310     [self clearHotKeys];
311     [self setupHotKeys];
312 }
313
314 //Updates the menu with current player state, song, and upcoming songs
315 - (void)updateMenu
316 {
317     NSMenuItem *menuItem;
318     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
319     
320     if ((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0)) {
321         return;
322     }
323     
324     if (upcomingSongsItem) {
325         [self rebuildUpcomingSongsMenu];
326     }
327     
328     if (playlistItem) {
329         [self rebuildPlaylistMenu];
330     }
331     
332     if (eqItem) {
333         [self rebuildEQPresetsMenu];
334     }
335     
336     if (trackInfoIndex > -1)
337     {
338         NSString *curSongName, *curAlbumName = @"", *curArtistName = @"";
339         curSongName = [currentRemote currentSongTitle];
340         
341         if ([defaults boolForKey:@"showAlbum"]) {
342             curAlbumName = [currentRemote currentSongAlbum];
343         }
344         
345         if ([defaults boolForKey:@"showArtist"]) {
346             curArtistName = [currentRemote currentSongArtist];
347         }
348         
349         if ([curSongName length] > 0) {
350             int index = [menu indexOfItemWithTitle:@"Now Playing"];
351             if (index > -1) {
352                 if ([defaults boolForKey:@"showName"]) {
353                     [menu removeItemAtIndex:index + 1];
354                 }
355                 if (didHaveAlbumName && [defaults boolForKey:@"showAlbum"]) {
356                     [menu removeItemAtIndex:index + 1];
357                 }
358                 if (didHaveArtistName && [defaults boolForKey:@"showArtist"]) {
359                     [menu removeItemAtIndex:index + 1];
360                 }
361                 if ([defaults boolForKey:@"showTime"]) {
362                     [menu removeItemAtIndex:index + 1];
363                 }
364             }
365             
366             if (!isPlayingRadio) {
367                 if ([defaults boolForKey:@"showTime"]) {
368                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", [self runScriptAndReturnResult:@"return time of current track"]]
369                                                         action:nil
370                                                         keyEquivalent:@""];
371                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
372                     [menuItem release];
373                 }
374                 
375                 if ([curArtistName length] > 0) {
376                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curArtistName]
377                                                         action:nil
378                                                         keyEquivalent:@""];
379                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
380                     [menuItem release];
381                 }
382                 
383                 if ([curAlbumName length] > 0) {
384                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curAlbumName]
385                                                         action:nil
386                                                         keyEquivalent:@""];
387                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
388                     [menuItem release];
389                 }
390             }
391             
392             if ([defaults boolForKey:@"showName"]) {
393                 menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curSongName]
394                                                     action:nil
395                                                     keyEquivalent:@""];
396                 [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
397                 [menuItem release];
398             }
399             
400             if (index == -1) {
401                 menuItem = [[NSMenuItem alloc] initWithTitle:@"Now Playing" action:nil keyEquivalent:@""];
402                 [menu removeItemAtIndex:[menu indexOfItemWithTitle:@"No Song"]];
403                 [menu insertItem:menuItem atIndex:trackInfoIndex];
404                 [menuItem release];
405             }
406         } else if ([menu indexOfItemWithTitle:@"No Song"] == -1) {
407             [menu removeItemAtIndex:trackInfoIndex];
408             
409             if ([defaults boolForKey:@"showName"] == YES) {
410                 [menu removeItemAtIndex:trackInfoIndex];
411             }
412             
413             if ([defaults boolForKey:@"showTime"] == YES) {
414                 [menu removeItemAtIndex:trackInfoIndex];
415             }
416             
417             if (didHaveArtistName && [defaults boolForKey:@"showArtist"]) {
418                 [menu removeItemAtIndex:trackInfoIndex];
419             }
420             
421             if (didHaveAlbumName && [defaults boolForKey:@"showAlbum"]) {
422                 [menu removeItemAtIndex:trackInfoIndex];
423             }
424             
425             menuItem = [[NSMenuItem alloc] initWithTitle:@"No Song" action:nil keyEquivalent:@""];
426             [menu insertItem:menuItem atIndex:trackInfoIndex];
427             [menuItem release];
428         }
429         
430         if ([defaults boolForKey:@"showArtist"]) {
431             didHaveArtistName = (([curArtistName length] > 0) ? YES : NO);
432         }
433             
434         if ([defaults boolForKey:@"showAlbum"]) {
435             didHaveAlbumName = (([curAlbumName length] > 0) ? YES : NO);
436         }
437     }
438 }
439
440 //Rebuild the upcoming songs submenu. Can be improved a lot.
441 - (void)rebuildUpcomingSongsMenu
442 {
443     int curIndex = [currentRemote currentPlaylistIndex];
444     int numSongs = [currentRemote numberOfSongsInPlaylistAtIndex:curIndex];
445     int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
446     if (!isPlayingRadio) {
447         if (numSongs > 0) {
448             int curTrack = [currentRemote currentSongIndex];
449             int i;
450             
451             [upcomingSongsMenu release];
452             upcomingSongsMenu = [[NSMenu alloc] initWithTitle:@""];
453             [upcomingSongsItem setSubmenu:upcomingSongsMenu];
454             [upcomingSongsItem setEnabled:YES];
455             
456             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
457                 if (i <= numSongs) {
458                     NSString *curSong = [currentRemote songTitleAtIndex:i];
459                     NSMenuItem *songItem;
460                     songItem = [[NSMenuItem alloc] initWithTitle:curSong action:@selector(playTrack:) keyEquivalent:@""];
461                     [songItem setTarget:self];
462                     [songItem setRepresentedObject:[NSNumber numberWithInt:i]];
463                     [upcomingSongsMenu addItem:songItem];
464                     [songItem release];
465                 } else {
466                     break;
467                 }
468             }
469         }
470     } else {
471         [upcomingSongsItem setSubmenu:nil];
472         [upcomingSongsItem setEnabled:NO];
473     }
474 }
475
476 - (void)rebuildPlaylistMenu
477 {
478     NSArray *playlists = [currentRemote playlists];
479     int i, curPlaylist = [currentRemote currentPlaylistIndex];
480     
481     if (isPlayingRadio)
482     {
483         curPlaylist = 0;
484     }
485     
486     if (playlistMenu && ([playlists count] == [playlistMenu numberOfItems]))
487         return;
488     
489     [playlistMenu release];
490     playlistMenu = [[NSMenu alloc] initWithTitle:@""];
491     
492     for (i = 1; i < [playlists count]; i++) {
493         NSString *playlistName = [playlists objectAtIndex:i];
494         NSMenuItem *tempItem;
495         tempItem = [[NSMenuItem alloc] initWithTitle:playlistName action:@selector(selectPlaylist:) keyEquivalent:@""];
496         [tempItem setTarget:self];
497         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
498         [playlistMenu addItem:tempItem];
499         [tempItem release];
500     }
501     [playlistItem setSubmenu:playlistMenu];
502     
503     if (curPlaylist) {
504         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOnState];
505     }
506 }
507
508 //Build a menu with the list of all available EQ presets
509 - (void)rebuildEQPresetsMenu
510 {
511     NSArray *eqPresets = [currentRemote eqPresets];
512     int i;
513     
514     if (eqMenu && ([[currentRemote eqPresets] count] == [eqMenu numberOfItems]))
515         return;
516     
517     [eqMenu release];
518     eqMenu = [[NSMenu alloc] initWithTitle:@""];
519     
520     for (i = 0; i < [eqPresets count]; i++) {
521         NSString *setName = [eqPresets objectAtIndex:i];
522         NSMenuItem *tempItem;
523         tempItem = [[NSMenuItem alloc] initWithTitle:setName action:@selector(selectEQPreset:) keyEquivalent:@""];
524         [tempItem setTarget:self];
525         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
526         [eqMenu addItem:tempItem];
527         [tempItem release];
528     }
529     [eqItem setSubmenu:eqMenu];
530     
531     [[eqMenu itemAtIndex:[currentRemote currentEQPresetIndex] - 1] setState:NSOnState];
532 }
533
534 - (void)clearHotKeys
535 {
536     [[HotKeyCenter sharedCenter] removeHotKey:@"PlayPause"];
537     [[HotKeyCenter sharedCenter] removeHotKey:@"NextTrack"];
538     [[HotKeyCenter sharedCenter] removeHotKey:@"PrevTrack"];
539     [[HotKeyCenter sharedCenter] removeHotKey:@"TrackInfo"];
540     [[HotKeyCenter sharedCenter] removeHotKey:@"UpcomingSongs"];
541 }
542
543 - (void)setupHotKeys
544 {
545     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
546     
547     if ([defaults objectForKey:@"PlayPause"] != nil) {
548         [[HotKeyCenter sharedCenter] addHotKey:@"PlayPause"
549                 combo:[defaults keyComboForKey:@"PlayPause"]
550                 target:self action:@selector(playPause:)];
551     }
552     
553     if ([defaults objectForKey:@"NextTrack"] != nil) {
554         [[HotKeyCenter sharedCenter] addHotKey:@"NextTrack"
555                 combo:[defaults keyComboForKey:@"NextTrack"]
556                 target:self action:@selector(nextSong:)];
557     }
558     
559     if ([defaults objectForKey:@"PrevTrack"] != nil) {
560         [[HotKeyCenter sharedCenter] addHotKey:@"PrevTrack"
561                 combo:[defaults keyComboForKey:@"PrevTrack"]
562                 target:self action:@selector(prevSong:)];
563     }
564     
565     if ([defaults objectForKey:@"TrackInfo"] != nil) {
566         [[HotKeyCenter sharedCenter] addHotKey:@"TrackInfo"
567                 combo:[defaults keyComboForKey:@"TrackInfo"]
568                 target:self action:@selector(showCurrentTrackInfo)];
569     }
570     
571     if ([defaults objectForKey:@"UpcomingSongs"] != nil) {
572         [[HotKeyCenter sharedCenter] addHotKey:@"UpcomingSongs"
573                combo:[defaults keyComboForKey:@"UpcomingSongs"]
574                target:self action:@selector(showUpcomingSongs)];
575     }
576 }
577
578 //Runs an AppleScript and returns the result as an NSString after stripping quotes, if needed. It takes in script and automatically adds the tell iTunes and end tell statements.
579 - (NSString *)runScriptAndReturnResult:(NSString *)script
580 {
581     AEDesc scriptDesc, resultDesc;
582     Size length;
583     NSString *result;
584     Ptr buffer;
585     
586     script = [NSString stringWithFormat:@"tell application \"iTunes\"\n%@\nend tell", script];
587     
588     AECreateDesc(typeChar, [script cString], [script cStringLength], 
589 &scriptDesc);
590     
591     OSADoScript(asComponent, &scriptDesc, kOSANullScript, typeChar, kOSAModeCanInteract, &resultDesc);
592     
593     length = AEGetDescDataSize(&resultDesc);
594     buffer = malloc(length);
595     
596     AEGetDescData(&resultDesc, buffer, length);
597     AEDisposeDesc(&scriptDesc);
598     AEDisposeDesc(&resultDesc);
599     result = [NSString stringWithCString:buffer length:length];
600     if ( (! [result isEqualToString:@""])      &&
601          ([result characterAtIndex:0] == '\"') &&
602          ([result characterAtIndex:[result length] - 1] == '\"') ) {
603         result = [result substringWithRange:NSMakeRange(1, [result length] - 2)];
604     }
605     free(buffer);
606     buffer = nil;
607     return result;
608 }
609
610 //Called when the timer fires.
611 - (void)timerUpdate
612 {
613     int trackPlayingIndex = [currentRemote currentSongIndex];
614     int playlist = [currentRemote currentPlaylistIndex];
615     
616     if (trackPlayingIndex != lastSongIndex) {
617         bool wasPlayingRadio = isPlayingRadio;
618         isPlayingRadio = [[currentRemote classOfPlaylistAtIndex:playlist] isEqualToString:@"radio tuner playlist"];
619         if (isPlayingRadio && !wasPlayingRadio) {
620             int i;
621             for (i = 0; i < [playlistMenu numberOfItems]; i++)
622             {
623                 [[playlistMenu itemAtIndex:i] setState:NSOffState];
624             }
625         }
626         if (wasPlayingRadio) {
627             NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
628             [menu insertItem:temp atIndex:trackInfoIndex + 1];
629             [temp release];
630         }
631         [self updateMenu];
632         lastSongIndex = trackPlayingIndex;
633     }
634     else
635     {
636         if (playlist != [currentRemote currentPlaylistIndex]) {
637             bool wasPlayingRadio = isPlayingRadio;
638             isPlayingRadio = [[currentRemote classOfPlaylistAtIndex:playlist] isEqualToString:@"radio tuner playlist"];
639             if (isPlayingRadio && !wasPlayingRadio) {
640                 int i;
641                 for (i = 0; i < [playlistMenu numberOfItems]; i++)
642                 {
643                     [[playlistMenu itemAtIndex:i] setState:NSOffState];
644                 }
645             }
646             if (wasPlayingRadio) {
647                 NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
648                 [menu insertItem:temp atIndex:trackInfoIndex + 1];
649                 [temp release];
650             }
651             [self updateMenu];
652             lastSongIndex = trackPlayingIndex;
653         }
654     }
655     //Update Play/Pause menu item
656     if (playPauseMenuItem){
657         if ([[self runScriptAndReturnResult:@"return player state"] isEqualToString:@"playing"]) {
658             [playPauseMenuItem setTitle:@"Pause"];
659         } else {
660             [playPauseMenuItem setTitle:@"Play"];
661         }
662     }
663 }
664
665 - (void)iTunesLaunched:(NSNotification *)note
666 {
667     NSDictionary *info = [note userInfo];
668     
669     iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
670     iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
671     
672     //Restart the timer
673     refreshTimer = [NSTimer scheduledTimerWithTimeInterval:3.5 target:self selector:@selector(timerUpdate) userInfo:nil repeats:YES]; 
674     
675     [self rebuildMenu]; //Rebuild the menu since no songs will be playing
676     [statusItem setMenu:menu]; //Set the menu back to the main one
677     [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
678     
679     [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesTerminated:) name:NSWorkspaceDidTerminateApplicationNotification object:nil];
680 }
681
682 - (void)iTunesTerminated:(NSNotification *)note
683 {
684     [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
685     
686     [menu release];
687     menu = [[NSMenu alloc] initWithTitle:@""];
688     [[menu addItemWithTitle:@"Open iTunes" action:@selector(openiTunes:) keyEquivalent:@""] setTarget:self];
689     [[menu addItemWithTitle:@"Preferences" action:@selector(showPreferences:) keyEquivalent:@""] setTarget:self];
690     [[menu addItemWithTitle:@"Quit" action:@selector(quitMenuTunes:) keyEquivalent:@""] setTarget:self];
691     [statusItem setMenu:menu];
692     
693     [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
694     [refreshTimer invalidate];
695     refreshTimer = nil;
696     [self clearHotKeys];
697 }
698
699 //Return the PSN of iTunes, if it's running
700 - (ProcessSerialNumber)iTunesPSN
701 {
702     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
703     ProcessSerialNumber number;
704     int i;
705     
706     number.highLongOfPSN = kNoProcess;
707     
708     for (i = 0; i < [apps count]; i++)
709     {
710         NSDictionary *curApp = [apps objectAtIndex:i];
711         
712         if ([[curApp objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"])
713         {
714             number.highLongOfPSN = [[curApp objectForKey:@"NSApplicationProcessSerialNumberHigh"] intValue];
715             number.lowLongOfPSN = [[curApp objectForKey:@"NSApplicationProcessSerialNumberLow"] intValue];
716         }
717     }
718     return number;
719 }
720
721 //Send an AppleEvent with a given event ID
722 - (void)sendAEWithEventClass:(AEEventClass)eventClass 
723 andEventID:(AEEventID)eventID
724 {
725     OSType iTunesType = 'hook';
726     AppleEvent event, reply;
727     
728     AEBuildAppleEvent(eventClass, eventID, typeApplSignature, &iTunesType, sizeof(iTunesType), kAutoGenerateReturnID, kAnyTransactionID, &event, nil, "");
729     
730     AESend(&event, &reply, kAENoReply, kAENormalPriority, kAEDefaultTimeout, nil, nil);
731     AEDisposeDesc(&event);
732     AEDisposeDesc(&reply);
733 }
734
735 //
736 //
737 // Selectors - called from status item menu
738 //
739 //
740
741 // Plugin dependent selectors
742
743 - (void)playTrack:(id)sender
744 {
745     [currentRemote switchToSongAtIndex:[[sender representedObject] intValue]];
746     [self updateMenu];
747 }
748
749 - (void)selectPlaylist:(id)sender
750 {
751     int playlist = [[sender representedObject] intValue];
752     if (!isPlayingRadio) {
753         int curPlaylist = [currentRemote currentPlaylistIndex];
754         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOffState];
755     }
756     [currentRemote switchToPlaylistAtIndex:playlist];
757     [[playlistMenu itemAtIndex:playlist - 1] setState:NSOnState];
758     [self updateMenu];
759 }
760
761 - (void)selectEQPreset:(id)sender
762 {
763     int curSet = [currentRemote currentEQPresetIndex];
764     int item = [[sender representedObject] intValue];
765     [currentRemote switchToEQAtIndex:item];
766     [[eqMenu itemAtIndex:curSet - 1] setState:NSOffState];
767     [[eqMenu itemAtIndex:item - 1] setState:NSOnState];
768 }
769
770 - (void)playPause:(id)sender
771 {
772     NSString *state = [self runScriptAndReturnResult:@"return player state"];
773     NSLog(@"%i", [currentRemote playerState]);
774     if ([state isEqualToString:@"playing"]) {
775         [currentRemote play];
776         [playPauseMenuItem setTitle:@"Play"];
777     } else if ([state isEqualToString:@"fast forwarding"] || [state 
778 isEqualToString:@"rewinding"]) {
779         [currentRemote play];
780         [currentRemote pause];
781     } else {
782         [currentRemote play];
783         [playPauseMenuItem setTitle:@"Pause"];
784     }
785 }
786
787 - (void)nextSong:(id)sender
788 {
789     [currentRemote goToNextSong];
790 }
791
792 - (void)prevSong:(id)sender
793 {
794     [currentRemote goToPreviousSong];
795 }
796
797 - (void)fastForward:(id)sender
798 {
799     [currentRemote fastForward];
800 }
801
802 - (void)rewind:(id)sender
803 {
804     [currentRemote rewind];
805 }
806
807 //
808 //
809 // Plugin independent selectors
810 //
811 //
812 - (void)quitMenuTunes:(id)sender
813 {
814     [NSApp terminate:self];
815 }
816
817 //How is this going to work, now that we're pluginized?
818 - (void)openiTunes:(id)sender
819 {
820     [[NSWorkspace sharedWorkspace] launchApplication:@"iTunes"];
821 }
822
823 - (void)showPreferences:(id)sender
824 {
825     if (!prefsController) {
826         prefsController = [[PreferencesController alloc] initWithMenuTunes:self];
827         [self clearHotKeys];
828     }
829 }
830
831
832 - (void)closePreferences
833 {
834     if (!((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0))) {
835         [self setupHotKeys];
836     }
837     [prefsController release];
838     prefsController = nil;
839 }
840
841 //
842 //
843 // Show Current Track Info And Show Upcoming Songs Floaters
844 //
845 //
846
847 - (void)showCurrentTrackInfo
848 {
849     NSString *trackName = [self runScriptAndReturnResult:@"return name of current track"];
850     if (!statusController && [trackName length]) {
851         NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
852         NSString *stringToShow = @"";
853         
854         if ([defaults boolForKey:@"showName"]) {
855             if ([defaults boolForKey:@"showArtist"]) {
856                 NSString *trackArtist = [currentRemote currentSongArtist];
857                 trackName = [NSString stringWithFormat:@"%@ - %@", trackArtist, trackName];
858             }
859             stringToShow = [stringToShow stringByAppendingString:trackName];
860             stringToShow = [stringToShow stringByAppendingString:@"\n"];
861         }
862         
863         if ([defaults boolForKey:@"showAlbum"]) {
864             NSString *trackAlbum = [currentRemote currentSongAlbum];
865             if ([trackAlbum length]) {
866                 stringToShow = [stringToShow stringByAppendingString:trackAlbum];
867                 stringToShow = [stringToShow stringByAppendingString:@"\n"];
868             }
869         }
870         
871         if ([defaults boolForKey:@"showTime"]) {
872             NSString *trackTime = [currentRemote currentSongLength];
873             NSLog(@"%@", trackTime);
874             if ([trackTime length]) {
875                 stringToShow = [NSString stringWithFormat:@"%@Total Time: %@\n", stringToShow, trackTime];
876             }
877         }
878         
879         {
880             int trackTimeLeft = [[currentRemote currentSongRemaining] intValue];
881             int minutes = trackTimeLeft / 60, seconds = trackTimeLeft % 60;
882             if (seconds < 10) {
883                 stringToShow = [stringToShow stringByAppendingString:
884                             [NSString stringWithFormat:@"Time Remaining: %i:0%i", minutes, seconds]];
885             } else {
886                 stringToShow = [stringToShow stringByAppendingString:
887                             [NSString stringWithFormat:@"Time Remaining: %i:%i", minutes, seconds]];
888             }
889         }
890         
891         statusController = [[StatusWindowController alloc] init];
892         [statusController setTrackInfo:stringToShow];
893         [NSTimer scheduledTimerWithTimeInterval:3.0
894                                     target:self
895                                     selector:@selector(fadeAndCloseStatusWindow)
896                                     userInfo:nil
897                                     repeats:NO];
898     }
899 }
900
901 - (void)showUpcomingSongs
902 {
903     int curPlaylist = [currentRemote currentPlaylistIndex];
904     if (!statusController) {
905         int numSongs = [currentRemote numberOfSongsInPlaylistAtIndex:curPlaylist];
906         
907         if (numSongs > 0) {
908             int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
909             int curTrack = [currentRemote currentSongIndex];
910             int i;
911             NSString *songs = @"";
912             
913             statusController = [[StatusWindowController alloc] init];
914             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
915                 if (i <= numSongs) {
916                     NSString *curSong = [currentRemote songTitleAtIndex:i];
917                     songs = [songs stringByAppendingString:curSong];
918                     songs = [songs stringByAppendingString:@"\n"];
919                 }
920             }
921             [statusController setUpcomingSongs:songs];
922             [NSTimer scheduledTimerWithTimeInterval:3.0
923                         target:self
924                         selector:@selector(fadeAndCloseStatusWindow)
925                         userInfo:nil
926                         repeats:NO];
927         }
928     }
929 }
930
931 - (void)fadeAndCloseStatusWindow
932 {
933     [statusController fadeWindowOut];
934     [statusController release];
935     statusController = nil;
936 }
937
938 - (void)setKeyEquivalentForCode:(short)code andModifiers:(long)modifiers
939         onItem:(NSMenuItem *)item
940 {
941     unichar charcode = 'a';
942     int i;
943     long cocoaModifiers = 0;
944     static long carbonToCocoa[6][2] = 
945     {
946         { cmdKey, NSCommandKeyMask },
947         { optionKey, NSAlternateKeyMask },
948         { controlKey, NSControlKeyMask },
949         { shiftKey, NSShiftKeyMask },
950     };
951     
952     for (i = 0; i < 6; i++)
953     {
954         if (modifiers & carbonToCocoa[i][0])
955         {
956             cocoaModifiers += carbonToCocoa[i][1];
957         }
958     }
959     [item setKeyEquivalentModifierMask:cocoaModifiers];
960     
961     //Missing key combos for some keys. Must find them later.
962     switch (code)
963     {
964         case 36:
965             charcode = '\r';
966         break;
967         
968         case 48:
969             charcode = '\t';
970         break;
971         
972         //Space -- ARGH!
973         case 49:
974         {
975             /*MenuRef menuRef = _NSGetCarbonMenu([item menu]);
976             NSLog(@"%@", menuRef);
977             SetMenuItemCommandKey(menuRef, 0, NO, 49);
978             SetMenuItemModifiers(menuRef, 0, kMenuNoCommandModifier);
979             SetMenuItemKeyGlyph(menuRef, 0, kMenuBlankGlyph);
980             charcode = 'b';*/
981         }
982         break;
983         
984         case 51:
985             charcode = NSDeleteFunctionKey;
986         break;
987         
988         case 53:
989             charcode = '\e';
990         break;
991         
992         case 71:
993             charcode = '\e';
994         break;
995         
996         case 76:
997             charcode = '\r';
998         break;
999         
1000         case 96:
1001             charcode = NSF5FunctionKey;
1002         break;
1003         
1004         case 97:
1005             charcode = NSF6FunctionKey;
1006         break;
1007         
1008         case 98:
1009             charcode = NSF7FunctionKey;
1010         break;
1011         
1012         case 99:
1013             charcode = NSF3FunctionKey;
1014         break;
1015         
1016         case 100:
1017             charcode = NSF8FunctionKey;
1018         break;
1019         
1020         case 101:
1021             charcode = NSF9FunctionKey;
1022         break;
1023         
1024         case 103:
1025             charcode = NSF11FunctionKey;
1026         break;
1027         
1028         case 105:
1029             charcode = NSF3FunctionKey;
1030         break;
1031         
1032         case 107:
1033             charcode = NSF14FunctionKey;
1034         break;
1035         
1036         case 109:
1037             charcode = NSF10FunctionKey;
1038         break;
1039         
1040         case 111:
1041             charcode = NSF12FunctionKey;
1042         break;
1043         
1044         case 113:
1045             charcode = NSF13FunctionKey;
1046         break;
1047         
1048         case 114:
1049             charcode = NSInsertFunctionKey;
1050         break;
1051         
1052         case 115:
1053             charcode = NSHomeFunctionKey;
1054         break;
1055         
1056         case 116:
1057             charcode = NSPageUpFunctionKey;
1058         break;
1059         
1060         case 117:
1061             charcode = NSDeleteFunctionKey;
1062         break;
1063         
1064         case 118:
1065             charcode = NSF4FunctionKey;
1066         break;
1067         
1068         case 119:
1069             charcode = NSEndFunctionKey;
1070         break;
1071         
1072         case 120:
1073             charcode = NSF2FunctionKey;
1074         break;
1075         
1076         case 121:
1077             charcode = NSPageDownFunctionKey;
1078         break;
1079         
1080         case 122:
1081             charcode = NSF1FunctionKey;
1082         break;
1083         
1084         case 123:
1085             charcode = NSLeftArrowFunctionKey;
1086         break;
1087         
1088         case 124:
1089             charcode = NSRightArrowFunctionKey;
1090         break;
1091         
1092         case 125:
1093             charcode = NSDownArrowFunctionKey;
1094         break;
1095         
1096         case 126:
1097             charcode = NSUpArrowFunctionKey;
1098         break;
1099     }
1100     
1101     if (charcode == 'a') {
1102         unsigned long state;
1103         long keyTrans;
1104         char charCode;
1105         Ptr kchr;
1106         state = 0;
1107         kchr = (Ptr) GetScriptVariable(smCurrentScript, smKCHRCache);
1108         keyTrans = KeyTranslate(kchr, code, &state);
1109         charCode = keyTrans;
1110         [item setKeyEquivalent:[NSString stringWithCString:&charCode length:1]];
1111     } else if (charcode != 'b') {
1112         [item setKeyEquivalent:[NSString stringWithCharacters:&charcode length:1]];
1113     }
1114 }
1115
1116 /*************************************************************************/
1117 #pragma mark -
1118 #pragma mark NSApplication DELEGATE METHODS
1119 /*************************************************************************/
1120
1121 - (void)applicationWillTerminate:(NSNotification *)note
1122 {
1123     [self clearHotKeys];
1124     [[NSStatusBar systemStatusBar] removeStatusItem:statusItem];
1125 }
1126
1127
1128 /*************************************************************************/
1129 #pragma mark -
1130 #pragma mark DEALLOCATION METHODS
1131 /*************************************************************************/
1132
1133 - (void)dealloc
1134 {
1135     if (refreshTimer) {
1136         [refreshTimer invalidate];
1137         refreshTimer = nil;
1138     }
1139     CloseComponent(asComponent);
1140     [currentRemote halt];
1141     [statusItem release];
1142     [menu release];
1143 //  [view release];
1144     [super dealloc];
1145 }
1146
1147 @end