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 = [[NSStatusBar systemStatusBar] statusItemWithLength:NSSquareStatusItemLength];
  62     [[[statusItem _button] cell] setType:NSNullCellType];
  63     [statusItem setImage:[NSImage imageNamed:@"menu"]];
  64     [[statusItem _button] setAlternateImage:[NSImage imageNamed:@"selected_image"]];
  65     [statusItem setHighlightMode:YES];
  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     [statusItem retain];
  70 }
  71
  72
  73 /*************************************************************************/
  74 #pragma mark -
  75 #pragma mark INSTANCE METHODS
  76 /*************************************************************************/
  77
  78 - (void)registerDefaultsIfNeeded
  79 {
  80     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
  81     if (![defaults objectForKey:@"menu"]) {
  82         [defaults setObject:
  83             [NSArray arrayWithObjects:
  84                 @"Play/Pause",
  85                 @"Next Track",
  86                 @"Previous Track",
  87                 @"Fast Forward",
  88                 @"Rewind",
  89                 @"<separator>",
  90                 @"Upcoming Songs",
  91                 @"Playlists",
  92                 @"<separator>",
  93                 @"PreferencesÉ",
  94                 @"Quit",
  95                 @"<separator>",
  96                 @"Current Track Info",
  97                 nil] forKey:@"menu"];
  98     }
  99
 100     if (![defaults objectForKey:@"showName"])
 101     {
 102         [defaults setBool:YES forKey:@"showName"];
 103     }
 104
 105     if (![defaults objectForKey:@"showArtist"])
 106     {
 107         [defaults setBool:YES forKey:@"showArtist"];
 108     }
 109
 110     if (![defaults objectForKey:@"showAlbum"])
 111     {
 112         [defaults setBool:NO forKey:@"showAlbum"];
 113     }
 114
 115     if (![defaults objectForKey:@"showTime"])
 116     {
 117         [defaults setBool:NO forKey:@"showTime"];
 118     }
 119 }
 120
 121 //Recreate the status item menu
 122 - (void)rebuildMenu
 123 {
 124     NSArray *myMenu = [[NSUserDefaults standardUserDefaults] arrayForKey:@"menu"];
 125     int i;
 126
 127     trackInfoIndex = -1;
 128     didHaveAlbumName = ([[self runScriptAndReturnResult:@"return album of current track"] length] > 0);
 129     didHaveArtistName = ([[self runScriptAndReturnResult:@"return artist of current track"] length] > 0);
 130
 131
 132     while ([menu numberOfItems] > 0) {
 133         [menu removeItemAtIndex:0];
 134     }
 135
 136     playPauseMenuItem = nil;
 137     upcomingSongsItem = nil;
 138     playlistItem = nil;
 139     [playlistMenu release];
 140     playlistMenu = nil;
 141     eqItem = nil;
 142     [eqMenu release];
 143     eqMenu = nil;
 144
 145     for (i = 0; i < [myMenu count]; i++) {
 146         NSString *item = [myMenu objectAtIndex:i];
 147         if ([item isEqualToString:@"Play/Pause"]) {
 148             playPauseMenuItem = [menu addItemWithTitle:@"Play"
 149                                                 action:@selector(playPause:)
 150                                          keyEquivalent:@""];
 151             [playPauseMenuItem setTarget:self];
 152         } else if ([item isEqualToString:@"Next Track"]) {
 153             [[menu addItemWithTitle:@"Next Track"
 154                              action:@selector(nextSong:)
 155                       keyEquivalent:@""] setTarget:self];
 156         } else if ([item isEqualToString:@"Previous Track"]) {
 157             [[menu addItemWithTitle:@"Previous Track"
 158                              action:@selector(prevSong:)
 159                       keyEquivalent:@""] setTarget:self];
 160         } else if ([item isEqualToString:@"Fast Forward"]) {
 161             [[menu addItemWithTitle:@"Fast Forward"
 162                              action:@selector(fastForward:)
 163                       keyEquivalent:@""] setTarget:self];
 164         } else if ([item isEqualToString:@"Rewind"]) {
 165             [[menu addItemWithTitle:@"Rewind"
 166                              action:@selector(rewind:)
 167                       keyEquivalent:@""] setTarget:self];
 168         } else if ([item isEqualToString:@"Upcoming Songs"]) {
 169             upcomingSongsItem = [menu addItemWithTitle:@"Upcoming Songs"
 170                                                 action:nil
 171                                          keyEquivalent:@""];
 172         } else if ([item isEqualToString:@"Playlists"]) {
 173             playlistItem = [menu addItemWithTitle:@"Playlists"
 174                                            action:nil
 175                                     keyEquivalent:@""];
 176         } else if ([item isEqualToString:@"EQ Presets"]) {
 177             eqItem = [menu addItemWithTitle:@"EQ Presets"
 178                                      action:nil
 179                               keyEquivalent:@""];
 180         } else if ([item isEqualToString:@"PreferencesÉ"]) {
 181             [[menu addItemWithTitle:@"PreferencesÉ"
 182                              action:@selector(showPreferences:)
 183                       keyEquivalent:@""] setTarget:self];
 184         } else if ([item isEqualToString:@"Quit"]) {
 185             [[menu addItemWithTitle:@"Quit"
 186                              action:@selector(quitMenuTunes:)
 187                       keyEquivalent:@""] setTarget:self];
 188         } else if ([item isEqualToString:@"Current Track Info"]) {
 189             trackInfoIndex = [menu numberOfItems];
 190             [menu addItemWithTitle:@"No Song"
 191                             action:nil
 192                      keyEquivalent:@""];
 193         } else if ([item isEqualToString:@"<separator>"]) {
 194             [menu addItem:[NSMenuItem separatorItem]];
 195         }
 196     }
 197
 198     curTrackIndex = -1; //Force update of everything
 199     [self timerUpdate]; //Updates dynamic info in the menu
 200
 201     [self clearHotKeys];
 202     [self setupHotKeys];
 203 }
 204
 205 //Updates the menu with current player state, song, and upcoming songs
 206 - (void)updateMenu
 207 {
 208     NSMenuItem *menuItem;
 209     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 210
 211     if ((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0)) {
 212         return;
 213     }
 214
 215     if (upcomingSongsItem) {
 216         [self rebuildUpcomingSongsMenu];
 217     }
 218     if (playlistItem) {
 219         [self rebuildPlaylistMenu];
 220     }
 221     if (eqItem) {
 222         [self rebuildEQPresetsMenu];
 223     }
 224
 225     if (trackInfoIndex > -1)
 226     {
 227         NSString *curSongName, *curAlbumName = @"", *curArtistName = @"";
 228         curSongName = [self runScriptAndReturnResult:@"return name of current track"];
 229
 230         if ([defaults boolForKey:@"showArtist"]) {
 231             curAlbumName = [self runScriptAndReturnResult:@"return album of current track"];
 232         }
 233
 234         if ([defaults boolForKey:@"showAlbum"]) {
 235             curArtistName = [self runScriptAndReturnResult:@"return artist of current track"];
 236         }
 237
 238         if ([curSongName length] > 0) {
 239             int index = [menu indexOfItemWithTitle:@"Now Playing"];
 240
 241             if (index > -1) {
 242                 if ([defaults boolForKey:@"showName"]) {
 243                     [menu removeItemAtIndex:index + 1];
 244                 }
 245                 if (didHaveAlbumName) {
 246                     [menu removeItemAtIndex:index + 1];
 247                 }
 248                 if (didHaveArtistName) {
 249                     [menu removeItemAtIndex:index + 1];
 250                 }
 251                 if ([defaults boolForKey:@"showTime"]) {
 252                     [menu removeItemAtIndex:index + 1];
 253                 }
 254             }
 255             if (!isPlayingRadio) {
 256                 if ([defaults boolForKey:@"showTime"]) {
 257                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", [self runScriptAndReturnResult:@"return time of current track"]]
 258                                                         action:nil
 259                                                         keyEquivalent:@""];
 260                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 261                     [menuItem release];
 262                 }
 263
 264                 if ([curArtistName length] > 0) {
 265                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curArtistName]
 266                                                         action:nil
 267                                                         keyEquivalent:@""];
 268                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 269                     [menuItem release];
 270                 }
 271
 272                 if ([curAlbumName length] > 0) {
 273                     menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curAlbumName]
 274                                                         action:nil
 275                                                         keyEquivalent:@""];
 276                     [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 277                     [menuItem release];
 278                 }
 279             }
 280             menuItem = [[NSMenuItem alloc] initWithTitle:[NSString stringWithFormat:@"  %@", curSongName]
 281                                                 action:nil
 282                                                 keyEquivalent:@""];
 283             [menu insertItem:menuItem atIndex:trackInfoIndex + 1];
 284             [menuItem release];
 285
 286             if (index == -1) {
 287                 menuItem = [[NSMenuItem alloc] initWithTitle:@"Now Playing" action:nil keyEquivalent:@""];
 288                 [menu removeItemAtIndex:[menu indexOfItemWithTitle:@"No Song"]];
 289                 [menu insertItem:menuItem atIndex:trackInfoIndex];
 290                 [menuItem release];
 291             }
 292
 293         } else if ([menu indexOfItemWithTitle:@"No Song"] == -1) {
 294             [menu removeItemAtIndex:trackInfoIndex];
 295
 296             if ([defaults boolForKey:@"showName"] == YES) {
 297                 [menu removeItemAtIndex:trackInfoIndex];
 298             }
 299
 300             if ([defaults boolForKey:@"showTime"] == YES) {
 301                 [menu removeItemAtIndex:trackInfoIndex];
 302             }
 303
 304             if (didHaveArtistName && [defaults boolForKey:@"showArtist"]) {
 305                 [menu removeItemAtIndex:trackInfoIndex];
 306             }
 307
 308             if (didHaveAlbumName && [defaults boolForKey:@"showAlbum"]) {
 309                 [menu removeItemAtIndex:trackInfoIndex];
 310             }
 311
 312             menuItem = [[NSMenuItem alloc] initWithTitle:@"No Song" action:nil keyEquivalent:@""];
 313             [menu insertItem:menuItem atIndex:trackInfoIndex];
 314             [menuItem release];
 315         }
 316
 317         if ([defaults boolForKey:@"showArtist"]) {
 318                 didHaveAlbumName = (([curAlbumName length] > 0) ? YES : NO);
 319             }
 320
 321             if ([defaults boolForKey:@"showAlbum"]) {
 322                 didHaveArtistName = (([curArtistName length] > 0) ? YES : NO);
 323             }
 324     }
 325 }
 326
 327 //Rebuild the upcoming songs submenu. Can be improved a lot.
 328 - (void)rebuildUpcomingSongsMenu
 329 {
 330     int numSongs = [[self runScriptAndReturnResult:@"return number of tracks in current playlist"] intValue];
 331     int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
 332     if (!isPlayingRadio) {
 333         if (numSongs > 0) {
 334             int curTrack = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 335             int i;
 336
 337             [upcomingSongsMenu release];
 338             upcomingSongsMenu = [[NSMenu alloc] initWithTitle:@""];
 339             [upcomingSongsItem setSubmenu:upcomingSongsMenu];
 340             [upcomingSongsItem setEnabled:YES];
 341
 342             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
 343                 if (i <= numSongs) {
 344                     NSString *curSong = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of track %i of current playlist", i]];
 345                     NSMenuItem *songItem;
 346                     songItem = [[NSMenuItem alloc] initWithTitle:curSong action:@selector(playTrack:) keyEquivalent:@""];
 347                     [songItem setTarget:self];
 348                     [songItem setRepresentedObject:[NSNumber numberWithInt:i]];
 349                     [upcomingSongsMenu addItem:songItem];
 350                     [songItem release];
 351                 } else {
 352                     break;
 353                 }
 354             }
 355         }
 356     } else {
 357         [upcomingSongsItem setSubmenu:nil];
 358         [upcomingSongsItem setEnabled:NO];
 359     }
 360 }
 361
 362 - (void)rebuildPlaylistMenu
 363 {
 364     int numPlaylists = [[self runScriptAndReturnResult:@"return number of playlists"] intValue];
 365     int i, curPlaylist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 366
 367     if (isPlayingRadio)
 368     {
 369         curPlaylist = 0;
 370     }
 371
 372     if (playlistMenu && (numPlaylists == [playlistMenu numberOfItems]))
 373         return;
 374
 375     [playlistMenu release];
 376     playlistMenu = [[NSMenu alloc] initWithTitle:@""];
 377
 378     for (i = 1; i <= numPlaylists; i++) {
 379         NSString *playlistName = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of playlist %i", i]];
 380         NSMenuItem *tempItem;
 381         tempItem = [[NSMenuItem alloc] initWithTitle:playlistName action:@selector(selectPlaylist:) keyEquivalent:@""];
 382         [tempItem setTarget:self];
 383         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
 384         [playlistMenu addItem:tempItem];
 385         [tempItem release];
 386     }
 387     [playlistItem setSubmenu:playlistMenu];
 388
 389     if (curPlaylist) {
 390         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOnState];
 391     }
 392 }
 393
 394 //Build a menu with the list of all available EQ presets
 395 - (void)rebuildEQPresetsMenu
 396 {
 397     int numSets = [[self runScriptAndReturnResult:@"return number of EQ presets"] intValue];
 398     int i;
 399
 400     if (eqMenu && (numSets == [eqMenu numberOfItems]))
 401         return;
 402
 403     [eqMenu release];
 404     eqMenu = [[NSMenu alloc] initWithTitle:@""];
 405
 406     for (i = 1; i <= numSets; i++) {
 407         NSString *setName = [self runScriptAndReturnResult:[NSString stringWithFormat:@"return name of EQ preset %i", i]];
 408         NSMenuItem *tempItem;
 409         tempItem = [[NSMenuItem alloc] initWithTitle:setName action:@selector(selectEQPreset:) keyEquivalent:@""];
 410         [tempItem setTarget:self];
 411         [tempItem setRepresentedObject:[NSNumber numberWithInt:i]];
 412         [eqMenu addItem:tempItem];
 413         [tempItem release];
 414     }
 415     [eqItem setSubmenu:eqMenu];
 416
 417     [[eqMenu itemAtIndex:[[self runScriptAndReturnResult:@"return index of current EQ preset"] intValue] - 1] setState:NSOnState];
 418 }
 419
 420 - (void)clearHotKeys
 421 {
 422     [[HotKeyCenter sharedCenter] removeHotKey:@"PlayPause"];
 423     [[HotKeyCenter sharedCenter] removeHotKey:@"NextTrack"];
 424     [[HotKeyCenter sharedCenter] removeHotKey:@"PrevTrack"];
 425     [[HotKeyCenter sharedCenter] removeHotKey:@"TrackInfo"];
 426     [[HotKeyCenter sharedCenter] removeHotKey:@"UpcomingSongs"];
 427 }
 428
 429 - (void)setupHotKeys
 430 {
 431     NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 432
 433     if ([defaults objectForKey:@"PlayPause"] != nil) {
 434         [[HotKeyCenter sharedCenter] addHotKey:@"PlayPause"
 435                 combo:[defaults keyComboForKey:@"PlayPause"]
 436                 target:self action:@selector(playPause:)];
 437     }
 438
 439     if ([defaults objectForKey:@"NextTrack"] != nil) {
 440         [[HotKeyCenter sharedCenter] addHotKey:@"NextTrack"
 441                 combo:[defaults keyComboForKey:@"NextTrack"]
 442                 target:self action:@selector(nextSong:)];
 443     }
 444
 445     if ([defaults objectForKey:@"PrevTrack"] != nil) {
 446         [[HotKeyCenter sharedCenter] addHotKey:@"PrevTrack"
 447                 combo:[defaults keyComboForKey:@"PrevTrack"]
 448                 target:self action:@selector(prevSong:)];
 449     }
 450
 451     if ([defaults objectForKey:@"TrackInfo"] != nil) {
 452         [[HotKeyCenter sharedCenter] addHotKey:@"TrackInfo"
 453                 combo:[defaults keyComboForKey:@"TrackInfo"]
 454                 target:self action:@selector(showCurrentTrackInfo)];
 455     }
 456
 457     if ([defaults objectForKey:@"UpcomingSongs"] != nil) {
 458         [[HotKeyCenter sharedCenter] addHotKey:@"UpcomingSongs"
 459                combo:[defaults keyComboForKey:@"UpcomingSongs"]
 460                target:self action:@selector(showUpcomingSongs)];
 461     }
 462 }
 463
 464 //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.
 465 - (NSString *)runScriptAndReturnResult:(NSString *)script
 466 {
 467     AEDesc scriptDesc, resultDesc;
 468     Size length;
 469     NSString *result;
 470     Ptr buffer;
 471
 472     script = [NSString stringWithFormat:@"tell application \"iTunes\"\n%@\nend tell", script];
 473
 474     AECreateDesc(typeChar, [script cString], [script cStringLength],
 475 &scriptDesc);
 476
 477     OSADoScript(asComponent, &scriptDesc, kOSANullScript, typeChar, kOSAModeCanInteract, &resultDesc);
 478
 479     length = AEGetDescDataSize(&resultDesc);
 480     buffer = malloc(length);
 481
 482     AEGetDescData(&resultDesc, buffer, length);
 483     AEDisposeDesc(&scriptDesc);
 484     AEDisposeDesc(&resultDesc);
 485     result = [NSString stringWithCString:buffer length:length];
 486     if ( (! [result isEqualToString:@""])      &&
 487          ([result characterAtIndex:0] == '\"') &&
 488          ([result characterAtIndex:[result length] - 1] == '\"') ) {
 489         result = [result substringWithRange:NSMakeRange(1, [result length] - 2)];
 490     }
 491     free(buffer);
 492     buffer = nil;
 493     return result;
 494 }
 495
 496 //Called when the timer fires.
 497 - (void)timerUpdate
 498 {
 499     int pid;
 500     if (GetProcessPID(&iTunesPSN, &pid) == noErr) {
 501         int trackPlayingIndex = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 502
 503         if (trackPlayingIndex != curTrackIndex) {
 504             bool wasPlayingRadio = isPlayingRadio;
 505             isPlayingRadio = [[self runScriptAndReturnResult:@"return class of current playlist"] isEqualToString:@"radio tuner playlist"];
 506             if (isPlayingRadio && !wasPlayingRadio) {
 507                 int i;
 508                 for (i = 0; i < [playlistMenu numberOfItems]; i++)
 509                 {
 510                     [[playlistMenu itemAtIndex:i] setState:NSOffState];
 511                 }
 512             }
 513             if (wasPlayingRadio) {
 514                 NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
 515                 [menu insertItem:temp atIndex:trackInfoIndex + 1];
 516                 [temp release];
 517             }
 518             [self updateMenu];
 519             curTrackIndex = trackPlayingIndex;
 520         }
 521         else
 522         {
 523             int playlist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 524             if (playlist != curPlaylistIndex) {
 525                 bool wasPlayingRadio = isPlayingRadio;
 526                 isPlayingRadio = [[self runScriptAndReturnResult:@"return class of current playlist"] isEqualToString:@"radio tuner playlist"];
 527                 if (isPlayingRadio && !wasPlayingRadio) {
 528                     int i;
 529                     for (i = 0; i < [playlistMenu numberOfItems]; i++)
 530                     {
 531                         [[playlistMenu itemAtIndex:i] setState:NSOffState];
 532                     }
 533                 }
 534                 if (wasPlayingRadio) {
 535                     NSMenuItem *temp = [[NSMenuItem alloc] initWithTitle:@"" action:NULL keyEquivalent:@""];
 536                     [menu insertItem:temp atIndex:trackInfoIndex + 1];
 537                     [temp release];
 538                 }
 539                 [self updateMenu];
 540                 curTrackIndex = trackPlayingIndex;
 541                 curPlaylistIndex = playlist;
 542             }
 543         }
 544         //Update Play/Pause menu item
 545         if (playPauseMenuItem){
 546             if ([[self runScriptAndReturnResult:@"return player state"] isEqualToString:@"playing"]) {
 547                 [playPauseMenuItem setTitle:@"Pause"];
 548             } else {
 549                 [playPauseMenuItem setTitle:@"Play"];
 550             }
 551         }
 552     } else {
 553         [menu release];
 554         menu = [[NSMenu alloc] initWithTitle:@""];
 555         [[menu addItemWithTitle:@"Open iTunes" action:@selector(openiTunes:) keyEquivalent:@""] setTarget:self];
 556         [[menu addItemWithTitle:@"Preferences" action:@selector(showPreferences:) keyEquivalent:@""] setTarget:self];
 557         [[menu addItemWithTitle:@"Quit" action:@selector(quitMenuTunes:) keyEquivalent:@""] setTarget:self];
 558         [statusItem setMenu:menu];
 559
 560         [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(iTunesLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
 561         [refreshTimer invalidate];
 562         refreshTimer = nil;
 563         [self clearHotKeys];
 564     }
 565 }
 566
 567 - (void)iTunesLaunched:(NSNotification *)note
 568 {
 569     NSDictionary *info = [note userInfo];
 570
 571     iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
 572     iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
 573
 574     //Restart the timer
 575     refreshTimer = [NSTimer scheduledTimerWithTimeInterval:3.5 target:self selector:@selector(timerUpdate) userInfo:nil repeats:YES];
 576
 577     [self rebuildMenu]; //Rebuild the menu since no songs will be playing
 578     [statusItem setMenu:menu]; //Set the menu back to the main one
 579     [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
 580 }
 581
 582 //Return the PSN of iTunes, if it's running
 583 - (ProcessSerialNumber)iTunesPSN
 584 {
 585     ProcessSerialNumber procNum;
 586     procNum.highLongOfPSN = kNoProcess;
 587     procNum.lowLongOfPSN = 0;
 588
 589     while ( (GetNextProcess(&procNum) == noErr) ) {
 590         CFStringRef procName;
 591         if ( (CopyProcessName(&procNum, &procName) == noErr) ) {
 592             if ([(NSString *)procName isEqualToString:@"iTunes"]) {
 593                 return procNum;
 594             }
 595             [(NSString *)procName release];
 596         }
 597     }
 598     return procNum;
 599 }
 600
 601 //Send an AppleEvent with a given event ID
 602 - (void)sendAEWithEventClass:(AEEventClass)eventClass
 603 andEventID:(AEEventID)eventID
 604 {
 605     OSType iTunesType = 'hook';
 606     AppleEvent event, reply;
 607
 608     AEBuildAppleEvent(eventClass, eventID, typeApplSignature, &iTunesType, sizeof(iTunesType), kAutoGenerateReturnID, kAnyTransactionID, &event, nil, "");
 609
 610     AESend(&event, &reply, kAENoReply, kAENormalPriority, kAEDefaultTimeout, nil, nil);
 611     AEDisposeDesc(&event);
 612     AEDisposeDesc(&reply);
 613 }
 614
 615 //
 616 // Selectors - called from status item menu
 617 //
 618
 619 - (void)playTrack:(id)sender
 620 {
 621     [self runScriptAndReturnResult:[NSString stringWithFormat:@"play track %i of current playlist", [[sender representedObject] intValue]]];
 622     [self updateMenu];
 623 }
 624
 625 - (void)selectPlaylist:(id)sender
 626 {
 627     int playlist = [[sender representedObject] intValue];
 628     if (!isPlayingRadio) {
 629         int curPlaylist = [[self runScriptAndReturnResult:@"return index of current playlist"] intValue];
 630         [[playlistMenu itemAtIndex:curPlaylist - 1] setState:NSOffState];
 631     }
 632     [self runScriptAndReturnResult:[NSString stringWithFormat:@"play playlist %i", playlist]];
 633     [[playlistMenu itemAtIndex:playlist - 1] setState:NSOnState];
 634 }
 635
 636 - (void)selectEQPreset:(id)sender
 637 {
 638     int curSet = [[self runScriptAndReturnResult:@"return index of current EQ preset"] intValue];
 639     int item = [[sender representedObject] intValue];
 640     [self runScriptAndReturnResult:[NSString stringWithFormat:@"set current EQ preset to EQ preset %i", item]];
 641     [self runScriptAndReturnResult:@"set EQ enabled to 1"];
 642     [[eqMenu itemAtIndex:curSet - 1] setState:NSOffState];
 643     [[eqMenu itemAtIndex:item - 1] setState:NSOnState];
 644 }
 645
 646 - (void)playPause:(id)sender
 647 {
 648     NSString *state = [self runScriptAndReturnResult:@"return player state"];
 649     if ([state isEqualToString:@"playing"]) {
 650         [self sendAEWithEventClass:'hook' andEventID:'Paus'];
 651         [playPauseMenuItem setTitle:@"Play"];
 652     } else if ([state isEqualToString:@"fast forwarding"] || [state
 653 isEqualToString:@"rewinding"]) {
 654         [self sendAEWithEventClass:'hook' andEventID:'Paus'];
 655         [self sendAEWithEventClass:'hook' andEventID:'Play'];
 656     } else {
 657         [self sendAEWithEventClass:'hook' andEventID:'Play'];
 658         [playPauseMenuItem setTitle:@"Pause"];
 659     }
 660 }
 661
 662 - (void)nextSong:(id)sender
 663 {
 664     [self sendAEWithEventClass:'hook' andEventID:'Next'];
 665 }
 666
 667 - (void)prevSong:(id)sender
 668 {
 669     [self sendAEWithEventClass:'hook' andEventID:'Prev'];
 670 }
 671
 672 - (void)fastForward:(id)sender
 673 {
 674     [self sendAEWithEventClass:'hook' andEventID:'Fast'];
 675 }
 676
 677 - (void)rewind:(id)sender
 678 {
 679     [self sendAEWithEventClass:'hook' andEventID:'Rwnd'];
 680 }
 681
 682 - (void)quitMenuTunes:(id)sender
 683 {
 684     [NSApp terminate:self];
 685 }
 686
 687 - (void)openiTunes:(id)sender
 688 {
 689     [[NSWorkspace sharedWorkspace] launchApplication:@"iTunes"];
 690 }
 691
 692 - (void)showPreferences:(id)sender
 693 {
 694     if (!prefsController) {
 695         prefsController = [[PreferencesController alloc] initWithMenuTunes:self];
 696         [self clearHotKeys];
 697     }
 698 }
 699
 700
 701 - (void)closePreferences
 702 {
 703     if (!((iTunesPSN.highLongOfPSN == kNoProcess) && (iTunesPSN.lowLongOfPSN == 0))) {
 704         [self setupHotKeys];
 705     }
 706     [prefsController release];
 707     prefsController = nil;
 708 }
 709
 710 //
 711 //
 712 // Show Current Track Info And Show Upcoming Songs Floaters
 713 //
 714 //
 715
 716 - (void)showCurrentTrackInfo
 717 {
 718     NSString *trackName = [self runScriptAndReturnResult:@"return name of current track"];
 719     if (!statusController && [trackName length]) {
 720         NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
 721         NSString *stringToShow = @"";
 722         int lines = 1;
 723
 724         if ([defaults boolForKey:@"showName"]) {
 725             if ([defaults boolForKey:@"showArtist"]) {
 726                 NSString *trackArtist = [self runScriptAndReturnResult:@"return artist of current track"];
 727                 trackName = [NSString stringWithFormat:@"%@ - %@", trackArtist, trackName];
 728             }
 729             stringToShow = [stringToShow stringByAppendingString:trackName];
 730             stringToShow = [stringToShow stringByAppendingString:@"\n"];
 731             if ([trackName length] > 38) {
 732                 lines++;
 733             }
 734             lines++;
 735         }
 736
 737         if ([defaults boolForKey:@"showAlbum"]) {
 738             NSString *trackAlbum = [self runScriptAndReturnResult:@"return album of current track"];
 739             if ([trackAlbum length]) {
 740                 stringToShow = [stringToShow stringByAppendingString:trackAlbum];
 741                 stringToShow = [stringToShow stringByAppendingString:@"\n"];
 742                 lines++;
 743             }
 744         }
 745
 746         if ([defaults boolForKey:@"showTime"]) {
 747             NSString *trackTime = [self runScriptAndReturnResult:@"return time of current track"];
 748             if ([trackTime length]) {
 749                 stringToShow = [NSString stringWithFormat:@"%@Total Time: %@\n", stringToShow, trackTime];
 750                 lines++;
 751             }
 752         }
 753
 754         {
 755             int trackTimeLeft = [[self runScriptAndReturnResult:@"return (duration of current track) - player position"] intValue];
 756             int minutes = trackTimeLeft / 60, seconds = trackTimeLeft % 60;
 757             if (seconds < 10) {
 758                 stringToShow = [stringToShow stringByAppendingString:
 759                             [NSString stringWithFormat:@"Time Remaining: %i:0%i", minutes, seconds]];
 760             } else {
 761                 stringToShow = [stringToShow stringByAppendingString:
 762                             [NSString stringWithFormat:@"Time Remaining: %i:%i", minutes, seconds]];
 763             }
 764         }
 765
 766         statusController = [[StatusWindowController alloc] init];
 767         [statusController setTrackInfo:stringToShow lines:lines];
 768         [NSTimer scheduledTimerWithTimeInterval:3.0
 769                                          target:self
 770                                        selector:@selector(fadeAndCloseStatusWindow)
 771                                        userInfo:nil
 772                                         repeats:NO];
 773     }
 774 }
 775
 776 - (void)showUpcomingSongs
 777 {
 778     if (!statusController) {
 779         int numSongs = [[self runScriptAndReturnResult:@"return number of tracks in current playlist"] intValue];
 780
 781         if (numSongs > 0) {
 782             int numSongsInAdvance = [[NSUserDefaults standardUserDefaults] integerForKey:@"SongsInAdvance"];
 783             int curTrack = [[self runScriptAndReturnResult:@"return index of current track"] intValue];
 784             int i;
 785             NSString *songs = @"";
 786
 787             statusController = [[StatusWindowController alloc] init];
 788             for (i = curTrack + 1; i <= curTrack + numSongsInAdvance; i++) {
 789                 if (i <= numSongs) {
 790                     NSString *curSong = [self runScriptAndReturnResult:
 791                         [NSString stringWithFormat:@"return name of track %i of current playlist", i]];
 792                     songs = [songs stringByAppendingString:curSong];
 793                     songs = [songs stringByAppendingString:@"\n"];
 794                 }
 795             }
 796             [statusController setUpcomingSongs:songs numSongs:numSongsInAdvance];
 797             [NSTimer scheduledTimerWithTimeInterval:3.0
 798                                              target:self
 799                                            selector:@selector(fadeAndCloseStatusWindow)
 800                                            userInfo:nil
 801                                             repeats:NO];
 802         }
 803     }
 804 }
 805
 806 - (void)fadeAndCloseStatusWindow
 807 {
 808     [statusController fadeWindowOut];
 809     [statusController release];
 810     statusController = nil;
 811 }
 812
 813 /*************************************************************************/
 814 #pragma mark -
 815 #pragma mark NSApplication DELEGATE METHODS
 816 /*************************************************************************/
 817
 818 - (void)applicationWillTerminate:(NSNotification *)note
 819 {
 820     [self clearHotKeys];
 821     [[NSStatusBar systemStatusBar] removeStatusItem:statusItem];
 822 }
 823
 824
 825 /*************************************************************************/
 826 #pragma mark -
 827 #pragma mark DEALLOCATION METHODS
 828 /*************************************************************************/
 829
 830 - (void)dealloc
 831 {
 832     if (refreshTimer) {
 833         [refreshTimer invalidate];
 834         refreshTimer = nil;
 835     }
 836     CloseComponent(asComponent);
 837     [statusItem release];
 838     [menu release];
 839 //  [view release];
 840     [super dealloc];
 841 }
 842
 843
 844 @end