MenuTunes.m

   1 /*
   2 Things to do:
   3 ¥ Make preferences window pretty
   4 ¥ Optimize
   5 ¥ Apple Events! Apple Events! Apple Events!
   6 */
   7
   8 #import "MenuTunes.h"
   9 #import "PreferencesController.h"
  10 #import "HotKeyCenter.h"
  11 #import "StatusWindowController.h"
  12
  13 @interface MenuTunes(Private)
  14 - (void)registerDefaultsIfNeeded;
  15 - (void)updateMenu;
  16 - (void)rebuildUpcomingSongsMenu;
  17 - (void)rebuildPlaylistMenu;
  18 - (void)rebuildEQPresetsMenu;
  19 - (void)setupHotKeys;
  20 - (NSString *)runScriptAndReturnResult:(NSString *)script;
  21 - (void)timerUpdate;
  22 - (void)sendAEWithEventClass:(AEEventClass)eventClass andEventID:(AEEventID)eventID;
  23
  24 @end
  25
  26 @implementation MenuTunes
  27
  28 /*************************************************************************/
  29 #pragma mark -
  30 #pragma mark INITIALIZATION METHODS
  31 /*************************************************************************/
  32
  33 - (void)applicationDidFinishLaunching:(NSNotification *)note
  34 {
  35     asComponent = OpenDefaultComponent(kOSAComponentType, kAppleScriptSubtype);
  36
  37     [self registerDefaultsIfNeeded];
  38
  39     menu = [[NSMenu alloc] initWithTitle:@""];
  40     iTunesPSN = [self iTunesPSN]; //Get PSN of iTunes if it's running
  41
  42     if (!((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0)))
  43     {
  44         [self rebuildMenu];
  45         refreshTimer = [NSTimer scheduledTimerWithTimeInterval:3.5
  46                                                         target:self
  47                                                       selector:@selector(timerUpdate)
  48                                                       userInfo:nil
  49                                                        repeats:YES];
  50     }
  51     else
  52     {
  53         menu = [[NSMenu alloc] initWithTitle:@""];
  54         [[menu addItemWithTitle:@"Open iTunes" action:@selector(openiTunes:) keyEquivalent:@""] setTarget:self];
  55         [[menu addItemWithTitle:@"Preferences" action:@selector(showPreferences:) keyEquivalent:@""] setTarget:self];
  56         [[menu addItemWithTitle:@"Quit" action:@selector(quitMenuTunes:) keyEquivalent:@""] setTarget:self];
  57         [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
  58         refreshTimer = nil;
  59     }
  60
  61     statusItem = [[ITStatusItem alloc] initWithStatusBar:[NSStatusBar systemStatusBar]
  62                                               withLength:NSVariableStatusItemLength];
  63
  64     [statusItem setImage:[NSImage imageNamed:@"menu"]];
  65     [statusItem setAlternateImage:[NSImage imageNamed:@"selected_image"]];
  66     [statusItem setMenu:menu];
  67     // Below line of code is for creating builds for Beta Testers
  68     // [statusItem setToolTip:@"This Nontransferable Beta (Built on __DATE__) of iThink Software's MenuTunes is Registered to: Beta Tester (betatester@somedomain.com)."];
  69 }
  70
  71
  72 /*************************************************************************/
  73 #pragma mark -
  74 #pragma mark INSTANCE METHODS
  75 /*************************************************************************/
  76
  77 - (void)registerDefaultsIfNeeded
  78 {
  79     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  80     if (![defaults objectForKey:@"menu"]) {
  81         [defaults setObject:
  82             [NSArray arrayWithObjects:
  83                 @"Play/Pause",
  84                 @"Next Track",
  85                 @"Previous Track",
  86                 @"Fast Forward",
  87                 @"Rewind",
  88                 @"<separator>",
  89                 @"Upcoming Songs",
  90                 @"Playlists",
  91                 @"<separator>",
  92                 @"PreferencesÉ",
  93                 @"Quit",
  94                 @"<separator>",
  95                 @"Current Track Info",
  96                 nil] forKey:@"menu"];
  97     }
  98
  99     if (![defaults objectForKey:@"showName"]) {
 100         [defaults setBool:YES forKey:@"showName"];
 101     }
 102
 103     if (![defaults objectForKey:@"showArtist"]) {
 104         [defaults setBool:YES forKey:@"showArtist"];
 105     }
 106
 107     if (![defaults objectForKey:@"showAlbum"]) {
 108         [defaults setBool:NO forKey:@"showAlbum"];
 109     }
 110
 111     if (![defaults objectForKey:@"showTime"]) {
 112         [defaults setBool:NO forKey:@"showTime"];
 113     }
 114 }
 115
 116 //Recreate the status item menu
 117 - (void)rebuildMenu
 118 {
 119     NSArray *myMenu = [[NSUserDefaults standardUserDefaults] arrayForKey:@"menu"];
 120     int i;
 121
 122     trackInfoIndex = -1;
 123     didHaveAlbumName = ([[self runScriptAndReturnResult:@"return album of current track"] length] > 0);
 124     didHaveArtistName = ([[self runScriptAndReturnResult:@"return artist of current track"] length] > 0);
 125
 126
 127     while ([menu numberOfItems] > 0) {
 128         [menu removeItemAtIndex:0];
 129     }
 130
 131     playPauseMenuItem = nil;
 132     upcomingSongsItem = nil;
 133     playlistItem = nil;
 134     [playlistMenu release];
 135     playlistMenu = nil;
 136     eqItem = nil;
 137     [eqMenu release];
 138     eqMenu = nil;
 139
 140     for (i = 0; i < [myMenu count]; i++) {
 141         NSString *item = [myMenu objectAtIndex:i];
 142         if ([item isEqualToString:@"Play/Pause"]) {
 143             playPauseMenuItem = [menu addItemWithTitle:@"Play"
 144                                                 action:@selector(playPause:)
 145                                          keyEquivalent:@""];
 146             [playPauseMenuItem setTarget:self];
 147         } else if ([item isEqualToString:@"Next Track"]) {
 148             [[menu addItemWithTitle:@"Next Track"
 149                              action:@selector(nextSong:)
 150                       keyEquivalent:@""] setTarget:self];
 151         } else if ([item isEqualToString:@"Previous Track"]) {
 152             [[menu addItemWithTitle:@"Previous Track"
 153                              action:@selector(prevSong:)
 154                       keyEquivalent:@""] setTarget:self];
 155         } else if ([item isEqualToString:@"Fast Forward"]) {
 156             [[menu addItemWithTitle:@"Fast Forward"
 157                              action:@selector(fastForward:)
 158                       keyEquivalent:@""] setTarget:self];
 159         } else if ([item isEqualToString:@"Rewind"]) {
 160             [[menu addItemWithTitle:@"Rewind"
 161                              action:@selector(rewind:)
 162                       keyEquivalent:@""] setTarget:self];
 163         } else if ([item isEqualToString:@"Upcoming Songs"]) {
 164             upcomingSongsItem = [menu addItemWithTitle:@"Upcoming Songs"
 165                                                 action:nil
 166                                          keyEquivalent:@""];
 167         } else if ([item isEqualToString:@"Playlists"]) {
 168             playlistItem = [menu addItemWithTitle:@"Playlists"
 169                                            action:nil
 170                                     keyEquivalent:@""];
 171         } else if ([item isEqualToString:@"EQ Presets"]) {
 172             eqItem = [menu addItemWithTitle:@"EQ Presets"
 173                                      action:nil
 174                               keyEquivalent:@""];
 175         } else if ([item isEqualToString:@"PreferencesÉ"]) {
 176             [[menu addItemWithTitle:@"PreferencesÉ"
 177                              action:@selector(showPreferences:)
 178                       keyEquivalent:@""] setTarget:self];
 179         } else if ([item isEqualToString:@"Quit"]) {
 180             [[menu addItemWithTitle:@"Quit"
 181                              action:@selector(quitMenuTunes:)
 182                       keyEquivalent:@""] setTarget:self];
 183         } else if ([item isEqualToString:@"Current Track Info"]) {
 184             trackInfoIndex = [menu numberOfItems];
 185             [menu addItemWithTitle:@"No Song"
 186                             action:nil
 187                      keyEquivalent:@""];
 188         } else if ([item isEqualToString:@"<separator>"]) {
 189             [menu addItem:[NSMenuItem separatorItem]];
 190         }
 191     }
 192
 193     curTrackIndex = -1; //Force update of everything
 194     [self timerUpdate]; //Updates dynamic info in the menu
 195
 196     [self clearHotKeys];
 197     [self setupHotKeys];
 198 }
 199
 200 //Updates the menu with current player state, song, and upcoming songs
 201 - (void)updateMenu
 202 {
 203     NSMenuItem *menuItem;
 204     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 205
 206     if ((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0)) {
 207         return;
 208     }
 209
 210     if (upcomingSongsItem) {
 211         [self rebuildUpcomingSongsMenu];
 212     }
 213
 214     if (playlistItem) {
 215         [self rebuildPlaylistMenu];
 216     }
 217
 218     if (eqItem) {
 219         [self rebuildEQPresetsMenu];
 220     }
 221
 222     if (trackInfoIndex > -1)
 223     {
 224         NSString *curSongName, *curAlbumName = @"", *curArtistName = @"";
 225         curSongName = [self runScriptAndReturnResult:@"return name of current track"];
 226
 227         if ([defaults boolForKey:@"showArtist"]) {
 228             curAlbumName = [self runScriptAndReturnResult:@"return album of current track"];
 229         }
 230
 231         if ([defaults boolForKey:@"showAlbum"]) {
 232             curArtistName = [self runScriptAndReturnResult:@"return artist of current track"];
 233         }
 234
 235         if ([curSongName length] > 0) {
 236             int index = [menu indexOfItemWithTitle:@"Now Playing"];
 237
 238             if (index > -1) {
 239                 if ([defaults boolForKey:@"showName"]) {
 240                     [menu removeItemAtIndex:index + 1];
 241                 }
 242                 if (didHaveAlbumName) {
 243                     [menu removeItemAtIndex:index + 1];
 244                 }
 245                 if (didHaveArtistName) {
 246                     [menu removeItemAtIndex:index + 1];
 247                 }
 248                 if ([defaults boolForKey:@"showTime"]) {
 249                     [menu removeItemAtIndex:index + 1];
 250                 }
 251             }
 252             if (!isPlayingRadio) {
 253                 if ([defaults boolForKey:@"showTime"]) {
 254                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", [self runScriptAndReturnResult:@"return time of current track"]]
 255                                                         action:nil
 256                                                         keyEquivalent:@""];
 257                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 258                     [menuItem release];
 259                 }
 260
 261                 if ([curArtistName length] > 0) {
 262                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curArtistName]
 263                                                         action:nil
 264                                                         keyEquivalent:@""];
 265                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 266                     [menuItem release];
 267                 }
 268
 269                 if ([curAlbumName length] > 0) {
 270                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curAlbumName]
 271                                                         action:nil
 272                                                         keyEquivalent:@""];
 273                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 274                     [menuItem release];
 275                 }
 276             }
 277             menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curSongName]
 278                                                 action:nil
 279                                                 keyEquivalent:@""];
 280             [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 281             [menuItem release];
 282
 283             if (index == -1) {
 284                 menuItem = [[NSMenuItem alloc] initWithTitle:@"Now Playing" action:nil keyEquivalent:@""];
 285                 [menu removeItemAtIndex:[menu indexOfItemWithTitle:@"No Song"]];
 286                 [menu insertItem:menuItem atIndex:trackInfoIndex];
 287                 [menuItem release];
 288             }
 289
 290         } else if ([menu indexOfItemWithTitle:@"No Song"] == -1) {
 291             [menu removeItemAtIndex:trackInfoIndex];
 292
 293             if ([defaults boolForKey:@"showName"] == YES) {
 294                 [menu removeItemAtIndex:trackInfoIndex];
 295             }
 296
 297             if ([defaults boolForKey:@"showTime"] == YES) {
 298                 [menu removeItemAtIndex:trackInfoIndex];
 299             }
 300
 301             if (didHaveArtistName && [defaults boolForKey:@"showArtist"]) {
 302                 [menu removeItemAtIndex:trackInfoIndex];
 303             }
 304
 305             if (didHaveAlbumName && [defaults boolForKey:@"showAlbum"]) {
 306                 [menu removeItemAtIndex:trackInfoIndex];
 307             }
 308
 309             menuItem = [[NSMenuItem alloc] initWithTitle:@"No Song" action:nil keyEquivalent:@""];
 310             [menu insertItem:menuItem atIndex:trackInfoIndex];
 311             [menuItem release];
 312         }
 313
 314         if ([defaults boolForKey:@"showArtist"]) {
 315                 didHaveAlbumName = (([curAlbumName length] > 0) ? YES : NO);
 316             }
 317
 318             if ([defaults boolForKey:@"showAlbum"]) {
 319                 didHaveArtistName = (([curArtistName length] > 0) ? YES : NO);
 320             }
 321     }
 322 }
 323
 324 //Rebuild the upcoming songs submenu. Can be improved a lot.
 325 - (void)rebuildUpcomingSongsMenu
 326 {
 327     int numSongs = [[self runScriptAndReturnResult:@"return number of tracks in current playlist"] intValue];
 328     int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
 329     if (!isPlayingRadio) {
 330         if (numSongs > 0) {
 331             int curTrack = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 332             int i;
 333
 334             [upcomingSongsMenu release];
 335             upcomingSongsMenu = [[NSMenu alloc] initWithTitle:@""];
 336             [upcomingSongsItem setSubmenu:upcomingSongsMenu];
 337             [upcomingSongsItem setEnabled:YES];
 338
 339             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
 340                 if (i <= numSongs) {
 341                     NSString *curSong = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of track %i of current playlist", i]];
 342                     NSMenuItem *songItem;
 343                     songItem = [[NSMenuItem alloc] initWithTitle:curSong action:@selector(playTrack:) keyEquivalent:@""];
 344                     [songItem setTarget:self];
 345                     [songItem setRepresentedObject:[NSNumber numberWithInt:i]];
 346                     [upcomingSongsMenu addItem:songItem];
 347                     [songItem release];
 348                 } else {
 349                     break;
 350                 }
 351             }
 352         }
 353     } else {
 354         [upcomingSongsItem setSubmenu:nil];
 355         [upcomingSongsItem setEnabled:NO];
 356     }
 357 }
 358
 359 - (void)rebuildPlaylistMenu
 360 {
 361     int numPlaylists = [[self runScriptAndReturnResult:@"return number of playlists"] intValue];
 362     int i, curPlaylist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 363
 364     if (isPlayingRadio)
 365     {
 366         curPlaylist = 0;
 367     }
 368
 369     if (playlistMenu && (numPlaylists == [playlistMenu numberOfItems]))
 370         return;
 371
 372     [playlistMenu release];
 373     playlistMenu = [[NSMenu alloc] initWithTitle:@""];
 374
 375     for (i = 1; i <= numPlaylists; i++) {
 376         NSString *playlistName = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of playlist %i", i]];
 377         NSMenuItem *tempItem;
 378         tempItem = [[NSMenuItem alloc] initWithTitle:playlistName action:@selector(selectPlaylist:) keyEquivalent:@""];
 379         [tempItem setTarget:self];
 380         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
 381         [playlistMenu addItem:tempItem];
 382         [tempItem release];
 383     }
 384     [playlistItem setSubmenu:playlistMenu];
 385
 386     if (curPlaylist) {
 387         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOnState];
 388     }
 389 }
 390
 391 //Build a menu with the list of all available EQ presets
 392 - (void)rebuildEQPresetsMenu
 393 {
 394     int numSets = [[self runScriptAndReturnResult:@"return number of EQ presets"] intValue];
 395     int i;
 396
 397     if (eqMenu && (numSets == [eqMenu numberOfItems]))
 398         return;
 399
 400     [eqMenu release];
 401     eqMenu = [[NSMenu alloc] initWithTitle:@""];
 402
 403     for (i = 1; i <= numSets; i++) {
 404         NSString *setName = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of EQ preset %i", i]];
 405         NSMenuItem *tempItem;
 406         tempItem = [[NSMenuItem alloc] initWithTitle:setName action:@selector(selectEQPreset:) keyEquivalent:@""];
 407         [tempItem setTarget:self];
 408         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
 409         [eqMenu addItem:tempItem];
 410         [tempItem release];
 411     }
 412     [eqItem setSubmenu:eqMenu];
 413
 414     [[eqMenu itemAtIndex:[[self runScriptAndReturnResult:@"return index of current EQ preset"] intValue] - 1] setState:NSOnState];
 415 }
 416
 417 - (void)clearHotKeys
 418 {
 419     [[HotKeyCenter sharedCenter] removeHotKey:@"PlayPause"];
 420     [[HotKeyCenter sharedCenter] removeHotKey:@"NextTrack"];
 421     [[HotKeyCenter sharedCenter] removeHotKey:@"PrevTrack"];
 422     [[HotKeyCenter sharedCenter] removeHotKey:@"TrackInfo"];
 423     [[HotKeyCenter sharedCenter] removeHotKey:@"UpcomingSongs"];
 424 }
 425
 426 - (void)setupHotKeys
 427 {
 428     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 429
 430     if ([defaults objectForKey:@"PlayPause"] != nil) {
 431         [[HotKeyCenter sharedCenter] addHotKey:@"PlayPause"
 432                 combo:[defaults keyComboForKey:@"PlayPause"]
 433                 target:self action:@selector(playPause:)];
 434     }
 435
 436     if ([defaults objectForKey:@"NextTrack"] != nil) {
 437         [[HotKeyCenter sharedCenter] addHotKey:@"NextTrack"
 438                 combo:[defaults keyComboForKey:@"NextTrack"]
 439                 target:self action:@selector(nextSong:)];
 440     }
 441
 442     if ([defaults objectForKey:@"PrevTrack"] != nil) {
 443         [[HotKeyCenter sharedCenter] addHotKey:@"PrevTrack"
 444                 combo:[defaults keyComboForKey:@"PrevTrack"]
 445                 target:self action:@selector(prevSong:)];
 446     }
 447
 448     if ([defaults objectForKey:@"TrackInfo"] != nil) {
 449         [[HotKeyCenter sharedCenter] addHotKey:@"TrackInfo"
 450                 combo:[defaults keyComboForKey:@"TrackInfo"]
 451                 target:self action:@selector(showCurrentTrackInfo)];
 452     }
 453
 454     if ([defaults objectForKey:@"UpcomingSongs"] != nil) {
 455         [[HotKeyCenter sharedCenter] addHotKey:@"UpcomingSongs"
 456                combo:[defaults keyComboForKey:@"UpcomingSongs"]
 457                target:self action:@selector(showUpcomingSongs)];
 458     }
 459 }
 460
 461 //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.
 462 - (NSString *)runScriptAndReturnResult:(NSString *)script
 463 {
 464     AEDesc scriptDesc, resultDesc;
 465     Size length;
 466     NSString *result;
 467     Ptr buffer;
 468
 469     script = [NSString stringWithFormat:@"tell application \"iTunes\"\n%@\nend tell", script];
 470
 471     AECreateDesc(typeChar, [script cString], [script cStringLength],
 472 &scriptDesc);
 473
 474     OSADoScript(asComponent, &scriptDesc, kOSANullScript, typeChar, kOSAModeCanInteract, &resultDesc);
 475
 476     length = AEGetDescDataSize(&resultDesc);
 477     buffer = malloc(length);
 478
 479     AEGetDescData(&resultDesc, buffer, length);
 480     AEDisposeDesc(&scriptDesc);
 481     AEDisposeDesc(&resultDesc);
 482     result = [NSString stringWithCString:buffer length:length];
 483     if ( (! [result isEqualToString:@""])      &&
 484          ([result characterAtIndex:0] == '\"') &&
 485          ([result characterAtIndex:[result length] - 1] == '\"') ) {
 486         result = [result substringWithRange:NSMakeRange(1, [result length] - 2)];
 487     }
 488     free(buffer);
 489     buffer = nil;
 490     return result;
 491 }
 492
 493 //Called when the timer fires.
 494 - (void)timerUpdate
 495 {
 496     int pid;
 497     if (GetProcessPID(&iTunesPSN, &pid) == noErr) {
 498         int trackPlayingIndex = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 499
 500         if (trackPlayingIndex != curTrackIndex) {
 501             bool wasPlayingRadio = isPlayingRadio;
 502             isPlayingRadio = [[self runScriptAndReturnResult:@"return class of current playlist"] isEqualToString:@"radio tuner playlist"];
 503             if (isPlayingRadio && !wasPlayingRadio) {
 504                 int i;
 505                 for (i = 0; i < [playlistMenu numberOfItems]; i++)
 506                 {
 507                     [[playlistMenu itemAtIndex:i] setState:NSOffState];
 508                 }
 509             }
 510             if (wasPlayingRadio) {
 511                 NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
 512                 [menu insertItem:temp atIndex:trackInfoIndex + 1];
 513                 [temp release];
 514             }
 515             [self updateMenu];
 516             curTrackIndex = trackPlayingIndex;
 517         }
 518         else
 519         {
 520             int playlist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 521             if (playlist != curPlaylistIndex) {
 522                 bool wasPlayingRadio = isPlayingRadio;
 523                 isPlayingRadio = [[self runScriptAndReturnResult:@"return class of current playlist"] isEqualToString:@"radio tuner playlist"];
 524                 if (isPlayingRadio && !wasPlayingRadio) {
 525                     int i;
 526                     for (i = 0; i < [playlistMenu numberOfItems]; i++)
 527                     {
 528                         [[playlistMenu itemAtIndex:i] setState:NSOffState];
 529                     }
 530                 }
 531                 if (wasPlayingRadio) {
 532                     NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
 533                     [menu insertItem:temp atIndex:trackInfoIndex + 1];
 534                     [temp release];
 535                 }
 536                 [self updateMenu];
 537                 curTrackIndex = trackPlayingIndex;
 538                 curPlaylistIndex = playlist;
 539             }
 540         }
 541         //Update Play/Pause menu item
 542         if (playPauseMenuItem){
 543             if ([[self runScriptAndReturnResult:@"return player state"] isEqualToString:@"playing"]) {
 544                 [playPauseMenuItem setTitle:@"Pause"];
 545             } else {
 546                 [playPauseMenuItem setTitle:@"Play"];
 547             }
 548         }
 549     } else {
 550         [menu release];
 551         menu = [[NSMenu alloc] initWithTitle:@""];
 552         [[menu addItemWithTitle:@"Open iTunes" action:@selector(openiTunes:) keyEquivalent:@""] setTarget:self];
 553         [[menu addItemWithTitle:@"Preferences" action:@selector(showPreferences:) keyEquivalent:@""] setTarget:self];
 554         [[menu addItemWithTitle:@"Quit" action:@selector(quitMenuTunes:) keyEquivalent:@""] setTarget:self];
 555         [statusItem setMenu:menu];
 556
 557         [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
 558         [refreshTimer invalidate];
 559         refreshTimer = nil;
 560         [self clearHotKeys];
 561     }
 562 }
 563
 564 - (void)iTunesLaunched:(NSNotification *)note
 565 {
 566     NSDictionary *info = [note userInfo];
 567
 568     iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
 569     iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
 570
 571     //Restart the timer
 572     refreshTimer = [NSTimer scheduledTimerWithTimeInterval:3.5 target:self selector:@selector(timerUpdate) userInfo:nil repeats:YES];
 573
 574     [self rebuildMenu]; //Rebuild the menu since no songs will be playing
 575     [statusItem setMenu:menu]; //Set the menu back to the main one
 576     [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
 577 }
 578
 579 //Return the PSN of iTunes, if it's running
 580 - (ProcessSerialNumber)iTunesPSN
 581 {
 582     ProcessSerialNumber procNum;
 583     procNum.highLongOfPSN = kNoProcess;
 584     procNum.lowLongOfPSN = 0;
 585
 586     while ( (GetNextProcess(&procNum) == noErr) ) {
 587         CFStringRef procName;
 588         if ( (CopyProcessName(&procNum, &procName) == noErr) ) {
 589             if ([(NSString *)procName isEqualToString:@"iTunes"]) {
 590                 return procNum;
 591             }
 592             [(NSString *)procName release];
 593         }
 594     }
 595     return procNum;
 596 }
 597
 598 //Send an AppleEvent with a given event ID
 599 - (void)sendAEWithEventClass:(AEEventClass)eventClass
 600 andEventID:(AEEventID)eventID
 601 {
 602     OSType iTunesType = 'hook';
 603     AppleEvent event, reply;
 604
 605     AEBuildAppleEvent(eventClass, eventID, typeApplSignature, &iTunesType, sizeof(iTunesType), kAutoGenerateReturnID, kAnyTransactionID, &event, nil, "");
 606
 607     AESend(&event, &reply, kAENoReply, kAENormalPriority, kAEDefaultTimeout, nil, nil);
 608     AEDisposeDesc(&event);
 609     AEDisposeDesc(&reply);
 610 }
 611
 612 //
 613 // Selectors - called from status item menu
 614 //
 615
 616 - (void)playTrack:(id)sender
 617 {
 618     [self runScriptAndReturnResult:[NSString stringWithFormat:@"play track %i of current playlist", [[sender representedObject] intValue]]];
 619     [self updateMenu];
 620 }
 621
 622 - (void)selectPlaylist:(id)sender
 623 {
 624     int playlist = [[sender representedObject] intValue];
 625     if (!isPlayingRadio) {
 626         int curPlaylist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 627         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOffState];
 628     }
 629     [self runScriptAndReturnResult:[NSString stringWithFormat:@"play playlist %i", playlist]];
 630     [[playlistMenu itemAtIndex:playlist - 1] setState:NSOnState];
 631 }
 632
 633 - (void)selectEQPreset:(id)sender
 634 {
 635     int curSet = [[self runScriptAndReturnResult:@"return index of current EQ preset"] intValue];
 636     int item = [[sender representedObject] intValue];
 637     [self runScriptAndReturnResult:[NSString stringWithFormat:@"set current EQ preset to EQ preset %i", item]];
 638     [self runScriptAndReturnResult:@"set EQ enabled to 1"];
 639     [[eqMenu itemAtIndex:curSet - 1] setState:NSOffState];
 640     [[eqMenu itemAtIndex:item - 1] setState:NSOnState];
 641 }
 642
 643 - (void)playPause:(id)sender
 644 {
 645     NSString *state = [self runScriptAndReturnResult:@"return player state"];
 646     if ([state isEqualToString:@"playing"]) {
 647         [self sendAEWithEventClass:'hook' andEventID:'Paus'];
 648         [playPauseMenuItem setTitle:@"Play"];
 649     } else if ([state isEqualToString:@"fast forwarding"] || [state
 650 isEqualToString:@"rewinding"]) {
 651         [self sendAEWithEventClass:'hook' andEventID:'Paus'];
 652         [self sendAEWithEventClass:'hook' andEventID:'Play'];
 653     } else {
 654         [self sendAEWithEventClass:'hook' andEventID:'Play'];
 655         [playPauseMenuItem setTitle:@"Pause"];
 656     }
 657 }
 658
 659 - (void)nextSong:(id)sender
 660 {
 661     [self sendAEWithEventClass:'hook' andEventID:'Next'];
 662 }
 663
 664 - (void)prevSong:(id)sender
 665 {
 666     [self sendAEWithEventClass:'hook' andEventID:'Prev'];
 667 }
 668
 669 - (void)fastForward:(id)sender
 670 {
 671     [self sendAEWithEventClass:'hook' andEventID:'Fast'];
 672 }
 673
 674 - (void)rewind:(id)sender
 675 {
 676     [self sendAEWithEventClass:'hook' andEventID:'Rwnd'];
 677 }
 678
 679 - (void)quitMenuTunes:(id)sender
 680 {
 681     [NSApp terminate:self];
 682 }
 683
 684 - (void)openiTunes:(id)sender
 685 {
 686     [[NSWorkspace sharedWorkspace] launchApplication:@"iTunes"];
 687 }
 688
 689 - (void)showPreferences:(id)sender
 690 {
 691     if (!prefsController) {
 692         prefsController = [[PreferencesController alloc] initWithMenuTunes:self];
 693         [self clearHotKeys];
 694     }
 695 }
 696
 697
 698 - (void)closePreferences
 699 {
 700     if (!((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0))) {
 701         [self setupHotKeys];
 702     }
 703     [prefsController release];
 704     prefsController = nil;
 705 }
 706
 707 //
 708 //
 709 // Show Current Track Info And Show Upcoming Songs Floaters
 710 //
 711 //
 712
 713 - (void)showCurrentTrackInfo
 714 {
 715     NSString *trackName = [self runScriptAndReturnResult:@"return name of current track"];
 716     if (!statusController && [trackName length]) {
 717         NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 718         NSString *stringToShow = @"";
 719         int lines = 1;
 720
 721         if ([defaults boolForKey:@"showName"]) {
 722             if ([defaults boolForKey:@"showArtist"]) {
 723                 NSString *trackArtist = [self runScriptAndReturnResult:@"return artist of current track"];
 724                 trackName = [NSString stringWithFormat:@"%@ - %@", trackArtist, trackName];
 725             }
 726             stringToShow = [stringToShow stringByAppendingString:trackName];
 727             stringToShow = [stringToShow stringByAppendingString:@"\n"];
 728             if ([trackName length] > 38) {
 729                 lines++;
 730             }
 731             lines++;
 732         }
 733
 734         if ([defaults boolForKey:@"showAlbum"]) {
 735             NSString *trackAlbum = [self runScriptAndReturnResult:@"return album of current track"];
 736             if ([trackAlbum length]) {
 737                 stringToShow = [stringToShow stringByAppendingString:trackAlbum];
 738                 stringToShow = [stringToShow stringByAppendingString:@"\n"];
 739                 lines++;
 740             }
 741         }
 742
 743         if ([defaults boolForKey:@"showTime"]) {
 744             NSString *trackTime = [self runScriptAndReturnResult:@"return time of current track"];
 745             if ([trackTime length]) {
 746                 stringToShow = [NSString stringWithFormat:@"%@Total Time: %@\n", stringToShow, trackTime];
 747                 lines++;
 748             }
 749         }
 750
 751         {
 752             int trackTimeLeft = [[self runScriptAndReturnResult:@"return (duration of current track) - player position"] intValue];
 753             int minutes = trackTimeLeft / 60, seconds = trackTimeLeft % 60;
 754             if (seconds < 10) {
 755                 stringToShow = [stringToShow stringByAppendingString:
 756                             [NSString stringWithFormat:@"Time Remaining: %i:0%i", minutes, seconds]];
 757             } else {
 758                 stringToShow = [stringToShow stringByAppendingString:
 759                             [NSString stringWithFormat:@"Time Remaining: %i:%i", minutes, seconds]];
 760             }
 761         }
 762
 763         statusController = [[StatusWindowController alloc] init];
 764         [statusController setTrackInfo:stringToShow lines:lines];
 765         [NSTimer scheduledTimerWithTimeInterval:3.0
 766                                          target:self
 767                                        selector:@selector(fadeAndCloseStatusWindow)
 768                                        userInfo:nil
 769                                         repeats:NO];
 770     }
 771 }
 772
 773 - (void)showUpcomingSongs
 774 {
 775     if (!statusController) {
 776         int numSongs = [[self runScriptAndReturnResult:@"return number of tracks in current playlist"] intValue];
 777
 778         if (numSongs > 0) {
 779             int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
 780             int curTrack = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 781             int i;
 782             NSString *songs = @"";
 783
 784             statusController = [[StatusWindowController alloc] init];
 785             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
 786                 if (i <= numSongs) {
 787                     NSString *curSong = [self runScriptAndReturnResult:
 788                         [NSString stringWithFormat:@"return name of track %i of current playlist", i]];
 789                     songs = [songs stringByAppendingString:curSong];
 790                     songs = [songs stringByAppendingString:@"\n"];
 791                 }
 792             }
 793             [statusController setUpcomingSongs:songs numSongs:numSongsInAdvance];
 794             [NSTimer scheduledTimerWithTimeInterval:3.0
 795                                              target:self
 796                                            selector:@selector(fadeAndCloseStatusWindow)
 797                                            userInfo:nil
 798                                             repeats:NO];
 799         }
 800     }
 801 }
 802
 803 - (void)fadeAndCloseStatusWindow
 804 {
 805     [statusController fadeWindowOut];
 806     [statusController release];
 807     statusController = nil;
 808 }
 809
 810 /*************************************************************************/
 811 #pragma mark -
 812 #pragma mark NSApplication DELEGATE METHODS
 813 /*************************************************************************/
 814
 815 - (void)applicationWillTerminate:(NSNotification *)note
 816 {
 817     [self clearHotKeys];
 818     [[NSStatusBar systemStatusBar] removeStatusItem:statusItem];
 819 }
 820
 821
 822 /*************************************************************************/
 823 #pragma mark -
 824 #pragma mark DEALLOCATION METHODS
 825 /*************************************************************************/
 826
 827 - (void)dealloc
 828 {
 829     if (refreshTimer) {
 830         [refreshTimer invalidate];
 831         refreshTimer = nil;
 832     }
 833     CloseComponent(asComponent);
 834     [statusItem release];
 835     [menu release];
 836 //  [view release];
 837     [super dealloc];
 838 }
 839
 840
 841 @end