git.sesse.net Git - vlc/blob - modules/gui/macosx/controls.m

   1 /*****************************************************************************
   2  * controls.m: MacOS X interface module
   3  *****************************************************************************
   4  * Copyright (C) 2002-2003 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
   8  *          Christophe Massiot <massiot@via.ecp.fr>
   9  *          Derk-Jan Hartman <hartman at videolan dot org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #include <stdlib.h>                                      /* malloc(), free() */
  30 #include <sys/param.h>                                    /* for MAXPATHLEN */
  31 #include <string.h>
  32
  33 #include "intf.h"
  34 #include "vout.h"
  35 #include "open.h"
  36 #include "controls.h"
  37 #include <osd.h>
  38
  39 /*****************************************************************************
  40  * VLCControls implementation
  41  *****************************************************************************/
  42 @implementation VLCControls
  43
  44 - (IBAction)play:(id)sender
  45 {
  46     vlc_value_t val;
  47     intf_thread_t * p_intf = VLCIntf;
  48     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  49                                         FIND_ANYWHERE );
  50     if( p_playlist )
  51     {
  52         vlc_mutex_lock( &p_playlist->object_lock );
  53         if( p_playlist->i_size <= 0 )
  54         {
  55             vlc_mutex_unlock( &p_playlist->object_lock );
  56             vlc_object_release( p_playlist );
  57             [o_open openFileGeneric];
  58         }
  59         else
  60         {
  61             vlc_mutex_unlock( &p_playlist->object_lock );
  62             vlc_object_release( p_playlist );
  63         }
  64
  65     }
  66     val.i_int = config_GetInt( p_intf, "key-play-pause" );
  67     var_Set( p_intf->p_vlc, "key-pressed", val );
  68 }
  69
  70 - (IBAction)stop:(id)sender
  71 {
  72     vlc_value_t val;
  73     intf_thread_t * p_intf = VLCIntf;
  74     val.i_int = config_GetInt( p_intf, "key-stop" );
  75     var_Set( p_intf->p_vlc, "key-pressed", val );
  76 }
  77
  78 - (IBAction)faster:(id)sender
  79 {
  80     vlc_value_t val;
  81     intf_thread_t * p_intf = VLCIntf;
  82     val.i_int = config_GetInt( p_intf, "key-faster" );
  83     var_Set( p_intf->p_vlc, "key-pressed", val );
  84 }
  85
  86 - (IBAction)slower:(id)sender
  87 {
  88     vlc_value_t val;
  89     intf_thread_t * p_intf = VLCIntf;
  90     val.i_int = config_GetInt( p_intf, "key-slower" );
  91     var_Set( p_intf->p_vlc, "key-pressed", val );
  92 }
  93
  94 - (IBAction)prev:(id)sender
  95 {
  96     vlc_value_t val;
  97     intf_thread_t * p_intf = VLCIntf;
  98     val.i_int = config_GetInt( p_intf, "key-prev" );
  99     var_Set( p_intf->p_vlc, "key-pressed", val );
 100 }
 101
 102 - (IBAction)next:(id)sender
 103 {
 104     vlc_value_t val;
 105     intf_thread_t * p_intf = VLCIntf;
 106     val.i_int = config_GetInt( p_intf, "key-next" );
 107     var_Set( p_intf->p_vlc, "key-pressed", val );
 108 }
 109
 110 - (IBAction)random:(id)sender
 111 {
 112     vlc_value_t val;
 113     intf_thread_t * p_intf = VLCIntf;
 114     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 115                                                        FIND_ANYWHERE );
 116     if( p_playlist == NULL )
 117     {
 118         return;
 119     }
 120
 121     var_Get( p_playlist, "random", &val );
 122     val.b_bool = !val.b_bool;
 123     var_Set( p_playlist, "random", val );
 124     if( val.b_bool )
 125     {
 126         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Random On" ) );
 127     }
 128     else
 129     {
 130         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Random Off" ) );
 131     }
 132
 133     p_intf->p_sys->b_playlist_update = VLC_TRUE;
 134     p_intf->p_sys->b_intf_update = VLC_TRUE;
 135     vlc_object_release( p_playlist );
 136 }
 137
 138 - (IBAction)repeat:(id)sender
 139 {
 140     vlc_value_t val;
 141     intf_thread_t * p_intf = VLCIntf;
 142     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 143                                                        FIND_ANYWHERE );
 144     if( p_playlist == NULL )
 145     {
 146         return;
 147     }
 148
 149     var_Get( p_playlist, "repeat", &val );
 150     if (!val.b_bool)
 151     {
 152         var_Set( p_playlist, "loop", val );
 153     }
 154     val.b_bool = !val.b_bool;
 155     var_Set( p_playlist, "repeat", val );
 156     if( val.b_bool )
 157     {
 158         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat All" ) );
 159     }
 160     else
 161     {
 162         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat Off" ) );
 163     }
 164
 165     p_intf->p_sys->b_playlist_update = VLC_TRUE;
 166     p_intf->p_sys->b_intf_update = VLC_TRUE;
 167     vlc_object_release( p_playlist );
 168 }
 169
 170 - (IBAction)loop:(id)sender
 171 {
 172     vlc_value_t val;
 173     intf_thread_t * p_intf = VLCIntf;
 174     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 175                                                        FIND_ANYWHERE );
 176     if( p_playlist == NULL )
 177     {
 178         return;
 179     }
 180
 181     var_Get( p_playlist, "loop", &val );
 182     if (!val.b_bool)
 183     {
 184         var_Set( p_playlist, "repeat", val );
 185     }
 186     val.b_bool = !val.b_bool;
 187     var_Set( p_playlist, "loop", val );
 188     if( val.b_bool )
 189     {
 190         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat One" ) );
 191     }
 192     else
 193     {
 194         vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat Off" ) );
 195     }
 196
 197     p_intf->p_sys->b_playlist_update = VLC_TRUE;
 198     p_intf->p_sys->b_intf_update = VLC_TRUE;
 199     vlc_object_release( p_playlist );
 200 }
 201
 202 - (IBAction)forward:(id)sender
 203 {
 204     vlc_value_t val;
 205     intf_thread_t * p_intf = VLCIntf;
 206     val.i_int = config_GetInt( p_intf, "key-jump+10sec" );
 207     var_Set( p_intf->p_vlc, "key-pressed", val );
 208 }
 209
 210 - (IBAction)backward:(id)sender
 211 {
 212     vlc_value_t val;
 213     intf_thread_t * p_intf = VLCIntf;
 214     val.i_int = config_GetInt( p_intf, "key-jump-10sec" );
 215     var_Set( p_intf->p_vlc, "key-pressed", val );
 216 }
 217
 218
 219 - (IBAction)volumeUp:(id)sender
 220 {
 221     vlc_value_t val;
 222     intf_thread_t * p_intf = VLCIntf;
 223     val.i_int = config_GetInt( p_intf, "key-vol-up" );
 224     var_Set( p_intf->p_vlc, "key-pressed", val );
 225     [self updateVolumeSlider];
 226 }
 227
 228 - (IBAction)volumeDown:(id)sender
 229 {
 230     vlc_value_t val;
 231     intf_thread_t * p_intf = VLCIntf;
 232     val.i_int = config_GetInt( p_intf, "key-vol-down" );
 233     var_Set( p_intf->p_vlc, "key-pressed", val );
 234     [self updateVolumeSlider];
 235 }
 236
 237 - (IBAction)mute:(id)sender
 238 {
 239     vlc_value_t val;
 240     intf_thread_t * p_intf = VLCIntf;
 241     val.i_int = config_GetInt( p_intf, "key-vol-mute" );
 242     var_Set( p_intf->p_vlc, "key-pressed", val );
 243     [self updateVolumeSlider];
 244 }
 245
 246 - (IBAction)volumeSliderUpdated:(id)sender
 247 {
 248     intf_thread_t * p_intf = VLCIntf;
 249     audio_volume_t i_volume = (audio_volume_t)[sender intValue];
 250
 251     aout_VolumeSet( p_intf, i_volume * AOUT_VOLUME_STEP );
 252 }
 253
 254 - (void)updateVolumeSlider
 255 {
 256     intf_thread_t * p_intf = VLCIntf;
 257     audio_volume_t i_volume;
 258
 259     aout_VolumeGet( p_intf, &i_volume );
 260
 261     [o_volumeslider setFloatValue: (float)(i_volume / AOUT_VOLUME_STEP)];
 262 }
 263
 264 - (IBAction)windowAction:(id)sender
 265 {
 266     id o_window = [NSApp keyWindow];
 267     NSString *o_title = [sender title];
 268     NSArray *o_windows = [NSApp orderedWindows];
 269     NSEnumerator *o_enumerator = [o_windows objectEnumerator];
 270     vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT,
 271                                               FIND_ANYWHERE );
 272
 273     playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
 274                                               FIND_ANYWHERE );
 275
 276     if( p_vout != NULL )
 277     {
 278         while ((o_window = [o_enumerator nextObject]))
 279         {
 280             if( [[o_window className] isEqualToString: @"VLCWindow"] )
 281             {
 282                 if( [o_title isEqualToString: _NS("Half Size") ] )
 283                     [o_window scaleWindowWithFactor: 0.5];
 284                 else if( [o_title isEqualToString: _NS("Normal Size") ] )
 285                     [o_window scaleWindowWithFactor: 1.0];
 286                 else if( [o_title isEqualToString: _NS("Double Size") ] )
 287                     [o_window scaleWindowWithFactor: 2.0];
 288                 else if( [o_title isEqualToString: _NS("Float on Top") ] )
 289                     [o_window toggleFloatOnTop];
 290                 else if( [o_title isEqualToString: _NS("Fit to Screen") ] )
 291                 {
 292                     if( ![o_window isZoomed] )
 293                         [o_window performZoom:self];
 294                 }
 295                 else if( [o_title isEqualToString: _NS("Snapshot") ] )
 296                 {
 297                     [o_window snapshot];
 298                 }
 299                 else
 300                 {
 301                     vlc_value_t val;
 302                     var_Get( p_vout, "fullscreen", &val );
 303                     var_Set( p_vout, "fullscreen", (vlc_value_t)!val.b_bool );
 304                 }
 305                 break;
 306             }
 307         }
 308         vlc_object_release( (vlc_object_t *)p_vout );
 309         if (p_playlist) vlc_object_release(p_playlist);
 310     }
 311
 312     else if ( p_playlist != NULL )
 313     {
 314         if (! ([o_title isEqualToString: _NS("Half Size") ] ||
 315                [o_title isEqualToString: _NS("Normal Size") ] ||
 316                [o_title isEqualToString: _NS("Double Size") ] ||
 317                [o_title isEqualToString: _NS("Float on Top") ] ||
 318                [o_title isEqualToString: _NS("Fit to Screen") ] ))
 319         {
 320             vlc_value_t val;
 321             var_Get( p_playlist, "fullscreen", &val );
 322             var_Set( p_playlist, "fullscreen", (vlc_value_t)!val.b_bool );
 323         }
 324     vlc_object_release( (vlc_object_t *)p_playlist );
 325     }
 326
 327 }
 328
 329 - (void)setupVarMenuItem:(NSMenuItem *)o_mi
 330                     target:(vlc_object_t *)p_object
 331                     var:(const char *)psz_variable
 332                     selector:(SEL)pf_callback
 333 {
 334     vlc_value_t val, text;
 335     int i_type = var_Type( p_object, psz_variable );
 336
 337     switch( i_type & VLC_VAR_TYPE )
 338     {
 339     case VLC_VAR_VOID:
 340     case VLC_VAR_BOOL:
 341     case VLC_VAR_VARIABLE:
 342     case VLC_VAR_STRING:
 343     case VLC_VAR_INTEGER:
 344         break;
 345     default:
 346         /* Variable doesn't exist or isn't handled */
 347         return;
 348     }
 349
 350     /* Make sure we want to display the variable */
 351     if( i_type & VLC_VAR_HASCHOICE )
 352     {
 353         var_Change( p_object, psz_variable, VLC_VAR_CHOICESCOUNT, &val, NULL );
 354         if( val.i_int == 0 ) return;
 355         if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
 356             return;
 357     }
 358
 359     /* Get the descriptive name of the variable */
 360     var_Change( p_object, psz_variable, VLC_VAR_GETTEXT, &text, NULL );
 361     [o_mi setTitle: [[VLCMain sharedInstance] localizedString: text.psz_string ?
 362                                         text.psz_string : strdup( psz_variable ) ]];
 363
 364     var_Get( p_object, psz_variable, &val );
 365     if( i_type & VLC_VAR_HASCHOICE )
 366     {
 367         NSMenu *o_menu = [o_mi submenu];
 368
 369         [self setupVarMenu: o_menu forMenuItem: o_mi target:p_object
 370                         var:psz_variable selector:pf_callback];
 371
 372         if( text.psz_string ) free( text.psz_string );
 373         return;
 374     }
 375
 376     VLCMenuExt *o_data;
 377     switch( i_type & VLC_VAR_TYPE )
 378     {
 379     case VLC_VAR_VOID:
 380         o_data = [[VLCMenuExt alloc] initWithVar: psz_variable Object: p_object->i_object_id
 381                 Value: val ofType: i_type];
 382         [o_mi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
 383         break;
 384
 385     case VLC_VAR_BOOL:
 386         o_data = [[VLCMenuExt alloc] initWithVar: psz_variable Object: p_object->i_object_id
 387                 Value: val ofType: i_type];
 388         [o_mi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
 389         if( !( i_type & VLC_VAR_ISCOMMAND ) )
 390             [o_mi setState: val.b_bool ? TRUE : FALSE ];
 391         break;
 392
 393     default:
 394         if( text.psz_string ) free( text.psz_string );
 395         return;
 396     }
 397
 398     if( ( i_type & VLC_VAR_TYPE ) == VLC_VAR_STRING ) free( val.psz_string );
 399     if( text.psz_string ) free( text.psz_string );
 400 }
 401
 402
 403 - (void)setupVarMenu:(NSMenu *)o_menu
 404                     forMenuItem: (NSMenuItem *)o_parent
 405                     target:(vlc_object_t *)p_object
 406                     var:(const char *)psz_variable
 407                     selector:(SEL)pf_callback
 408 {
 409     vlc_value_t val, val_list, text_list;
 410     int i_type, i, i_nb_items;
 411
 412     /* remove previous items */
 413     i_nb_items = [o_menu numberOfItems];
 414     for( i = 0; i < i_nb_items; i++ )
 415     {
 416         [o_menu removeItemAtIndex: 0];
 417     }
 418
 419     /* Check the type of the object variable */
 420     i_type = var_Type( p_object, psz_variable );
 421
 422     /* Make sure we want to display the variable */
 423     if( i_type & VLC_VAR_HASCHOICE )
 424     {
 425         var_Change( p_object, psz_variable, VLC_VAR_CHOICESCOUNT, &val, NULL );
 426         if( val.i_int == 0 ) return;
 427         if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
 428             return;
 429     }
 430     else
 431     {
 432         return;
 433     }
 434
 435     switch( i_type & VLC_VAR_TYPE )
 436     {
 437     case VLC_VAR_VOID:
 438     case VLC_VAR_BOOL:
 439     case VLC_VAR_VARIABLE:
 440     case VLC_VAR_STRING:
 441     case VLC_VAR_INTEGER:
 442         break;
 443     default:
 444         /* Variable doesn't exist or isn't handled */
 445         return;
 446     }
 447
 448     if( var_Get( p_object, psz_variable, &val ) < 0 )
 449     {
 450         return;
 451     }
 452
 453     if( var_Change( p_object, psz_variable, VLC_VAR_GETLIST,
 454                     &val_list, &text_list ) < 0 )
 455     {
 456         if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
 457         return;
 458     }
 459
 460     /* make (un)sensitive */
 461     [o_parent setEnabled: ( val_list.p_list->i_count > 1 )];
 462
 463     for( i = 0; i < val_list.p_list->i_count; i++ )
 464     {
 465         vlc_value_t another_val;
 466         NSMenuItem * o_lmi;
 467         NSString *o_title = @"";
 468         VLCMenuExt *o_data;
 469
 470         switch( i_type & VLC_VAR_TYPE )
 471         {
 472         case VLC_VAR_STRING:
 473             another_val.psz_string =
 474                 strdup(val_list.p_list->p_values[i].psz_string);
 475
 476             o_title = [[VLCMain sharedInstance] localizedString: text_list.p_list->p_values[i].psz_string ?
 477                 text_list.p_list->p_values[i].psz_string : val_list.p_list->p_values[i].psz_string ];
 478
 479             o_lmi = [o_menu addItemWithTitle: o_title action: pf_callback keyEquivalent: @""];
 480             o_data = [[VLCMenuExt alloc] initWithVar: strdup(psz_variable) Object: p_object->i_object_id
 481                     Value: another_val ofType: i_type];
 482             [o_lmi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
 483             [o_lmi setTarget: self];
 484
 485             if( !strcmp( val.psz_string, val_list.p_list->p_values[i].psz_string ) && !( i_type & VLC_VAR_ISCOMMAND ) )
 486                 [o_lmi setState: TRUE ];
 487
 488             break;
 489
 490         case VLC_VAR_INTEGER:
 491
 492              o_title = text_list.p_list->p_values[i].psz_string ?
 493                                  [[VLCMain sharedInstance] localizedString: strdup( text_list.p_list->p_values[i].psz_string )] :
 494                                  [NSString stringWithFormat: @"%d",
 495                                  val_list.p_list->p_values[i].i_int];
 496
 497             o_lmi = [[o_menu addItemWithTitle: o_title action: pf_callback keyEquivalent: @""] retain ];
 498             o_data = [[VLCMenuExt alloc] initWithVar: strdup(psz_variable) Object: p_object->i_object_id
 499                     Value: val_list.p_list->p_values[i] ofType: i_type];
 500             [o_lmi setRepresentedObject: [NSValue valueWithPointer:[ o_data retain]]];
 501             [o_lmi setTarget: self];
 502
 503             if( val_list.p_list->p_values[i].i_int == val.i_int && !( i_type & VLC_VAR_ISCOMMAND ) )
 504                 [o_lmi setState: TRUE ];
 505             break;
 506
 507         default:
 508           break;
 509         }
 510     }
 511
 512     /* clean up everything */
 513     if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
 514     var_Change( p_object, psz_variable, VLC_VAR_FREELIST, &val_list, &text_list );
 515 }
 516
 517 - (IBAction)toggleVar:(id)sender
 518 {
 519     NSMenuItem *o_mi = (NSMenuItem *)sender;
 520     VLCMenuExt *o_data = [[o_mi representedObject] pointerValue];
 521     [NSThread detachNewThreadSelector: @selector(toggleVarThread:)
 522         toTarget: self withObject: o_data];
 523
 524     return;
 525 }
 526
 527 - (int)toggleVarThread: (id)_o_data
 528 {
 529     vlc_object_t *p_object;
 530     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
 531     VLCMenuExt *o_data = (VLCMenuExt *)_o_data;
 532
 533     vlc_thread_set_priority( VLCIntf , VLC_THREAD_PRIORITY_LOW );
 534
 535     p_object = (vlc_object_t *)vlc_object_get( VLCIntf,
 536                                     [o_data objectID] );
 537
 538     if( p_object != NULL )
 539     {
 540         var_Set( p_object, strdup([o_data name]), [o_data value] );
 541         vlc_object_release( p_object );
 542         [o_pool release];
 543         return VLC_TRUE;
 544     }
 545     [o_pool release];
 546     return VLC_EGENERIC;
 547 }
 548
 549 @end
 550
 551 @implementation VLCControls (NSMenuValidation)
 552
 553 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
 554 {
 555     BOOL bEnabled = TRUE;
 556     vlc_value_t val;
 557     intf_thread_t * p_intf = VLCIntf;
 558     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 559                                                        FIND_ANYWHERE );
 560
 561     if( p_playlist != NULL )
 562     {
 563         vlc_mutex_lock( &p_playlist->object_lock );
 564     }
 565
 566 #define p_input p_playlist->p_input
 567
 568     if( [[o_mi title] isEqualToString: _NS("Faster")] ||
 569         [[o_mi title] isEqualToString: _NS("Slower")] )
 570     {
 571         if( p_playlist != NULL && p_input != NULL )
 572         {
 573             bEnabled = p_input->input.b_can_pace_control;
 574         }
 575         else
 576         {
 577             bEnabled = FALSE;
 578         }
 579     }
 580     else if( [[o_mi title] isEqualToString: _NS("Stop")] )
 581     {
 582         if( p_playlist == NULL || p_input == NULL )
 583         {
 584             bEnabled = FALSE;
 585         }
 586     }
 587     else if( [[o_mi title] isEqualToString: _NS("Previous")] ||
 588              [[o_mi title] isEqualToString: _NS("Next")] )
 589     {
 590         if( p_playlist == NULL )
 591         {
 592             bEnabled = FALSE;
 593         }
 594         else
 595         {
 596             bEnabled = p_playlist->i_size > 1;
 597         }
 598     }
 599     else if( [[o_mi title] isEqualToString: _NS("Random")] )
 600     {
 601         int i_state;
 602         var_Get( p_playlist, "random", &val );
 603         i_state = val.b_bool ? NSOnState : NSOffState;
 604         [o_mi setState: i_state];
 605     }
 606     else if( [[o_mi title] isEqualToString: _NS("Repeat One")] )
 607     {
 608         int i_state;
 609         var_Get( p_playlist, "repeat", &val );
 610         i_state = val.b_bool ? NSOnState : NSOffState;
 611         [o_mi setState: i_state];
 612     }
 613     else if( [[o_mi title] isEqualToString: _NS("Repeat All")] )
 614     {
 615         int i_state;
 616         var_Get( p_playlist, "loop", &val );
 617         i_state = val.b_bool ? NSOnState : NSOffState;
 618         [o_mi setState: i_state];
 619     }
 620     else if( [[o_mi title] isEqualToString: _NS("Step Forward")] ||
 621              [[o_mi title] isEqualToString: _NS("Step Backward")] )
 622     {
 623         bEnabled = FALSE;
 624         if( p_playlist != NULL && p_input != NULL )
 625         {
 626             var_Get( p_input, "seekable", &val);
 627             if( val.b_bool )
 628             {
 629                 bEnabled = TRUE;
 630             }
 631         }
 632     }
 633     else if( [[o_mi title] isEqualToString: _NS("Mute")] )
 634     {
 635         [o_mi setState: p_intf->p_sys->b_mute ? NSOnState : NSOffState];
 636     }
 637     else if( [[o_mi title] isEqualToString: _NS("Half Size")] ||
 638                 [[o_mi title] isEqualToString: _NS("Normal Size")] ||
 639                 [[o_mi title] isEqualToString: _NS("Double Size")] ||
 640                 [[o_mi title] isEqualToString: _NS("Fit to Screen")] ||
 641                 [[o_mi title] isEqualToString: _NS("Snapshot")] ||
 642                 [[o_mi title] isEqualToString: _NS("Float on Top")] )
 643     {
 644         id o_window;
 645         NSArray *o_windows = [NSApp orderedWindows];
 646         NSEnumerator *o_enumerator = [o_windows objectEnumerator];
 647         bEnabled = FALSE;
 648
 649         vout_thread_t   *p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
 650                                               FIND_ANYWHERE );
 651         if( p_vout != NULL )
 652         {
 653             if ( [[o_mi title] isEqualToString: _NS("Float on Top")] )
 654             {
 655                 var_Get( p_vout, "video-on-top", &val );
 656                 [o_mi setState: val.b_bool ?  NSOnState : NSOffState];
 657             }
 658
 659             while ((o_window = [o_enumerator nextObject]))
 660             {
 661                 if( [[o_window className] isEqualToString: @"VLCWindow"] )
 662                 {
 663                     bEnabled = TRUE;
 664                     break;
 665                 }
 666             }
 667             vlc_object_release( (vlc_object_t *)p_vout );
 668         }
 669     }
 670     else if( [[o_mi title] isEqualToString: _NS("Fullscreen")])
 671     {
 672         if (p_playlist)
 673         {
 674             var_Get(p_playlist, "fullscreen", &val );
 675             [o_mi setState: val.b_bool];
 676             bEnabled = TRUE;
 677         }
 678         else
 679         {
 680             bEnabled = FALSE;
 681         }
 682     }
 683
 684
 685     if( p_playlist != NULL )
 686     {
 687         vlc_mutex_unlock( &p_playlist->object_lock );
 688         vlc_object_release( p_playlist );
 689     }
 690
 691     return( bEnabled );
 692 }
 693
 694 @end
 695
 696 /*****************************************************************************
 697  * VLCMenuExt implementation
 698  *****************************************************************************
 699  * Object connected to a playlistitem which remembers the data belonging to
 700  * the variable of the autogenerated menu
 701  *****************************************************************************/
 702 @implementation VLCMenuExt
 703
 704 - (id)initWithVar: (const char *)_psz_name Object: (int)i_id
 705         Value: (vlc_value_t)val ofType: (int)_i_type
 706 {
 707     self = [super init];
 708
 709     if( self != nil )
 710     {
 711         psz_name = strdup( _psz_name );
 712         i_object_id = i_id;
 713         value = val;
 714         i_type = _i_type;
 715     }
 716
 717     return( self );
 718 }
 719
 720 - (void)dealloc
 721 {
 722     free( psz_name );
 723 }
 724
 725 - (char *)name
 726 {
 727     return psz_name;
 728 }
 729
 730 - (int)objectID
 731 {
 732     return i_object_id;
 733 }
 734
 735 - (vlc_value_t)value
 736 {
 737     return value;
 738 }
 739
 740 - (int)type
 741 {
 742     return i_type;
 743 }
 744
 745 @end