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

   1 /*****************************************************************************
   2  * embeddedwindow.m: MacOS X interface module
   3  *****************************************************************************
   4  * Copyright (C) 2005-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Benjamin Pracht <bigben at videolan dot org>
   8  *          Felix Paul Kühne <fkuehne at videolan dot org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28
  29 #import "intf.h"
  30 #import "controls.h"
  31 #import "vout.h"
  32 #import "embeddedwindow.h"
  33 #import "fspanel.h"
  34
  35 /* SetSystemUIMode, ... */
  36 #import <Carbon/Carbon.h>
  37
  38 /*****************************************************************************
  39  * VLCEmbeddedWindow Implementation
  40  *****************************************************************************/
  41
  42 @implementation VLCEmbeddedWindow
  43
  44 - (id)initWithContentRect:(NSRect)contentRect styleMask: (NSUInteger)windowStyle backing:(NSBackingStoreType)bufferingType defer:(BOOL)deferCreation
  45 {
  46     BOOL b_useTextured = YES;
  47     if( [[NSWindow class] instancesRespondToSelector:@selector(setContentBorderThickness:forEdge:)] )
  48     {
  49         b_useTextured = NO;
  50         windowStyle ^= NSTexturedBackgroundWindowMask;
  51     }
  52     self = [super initWithContentRect:contentRect styleMask:windowStyle backing:bufferingType defer:deferCreation];
  53     if(! b_useTextured )
  54     {
  55         [self setContentBorderThickness:28.0 forEdge:NSMinYEdge];
  56     }
  57     return self;
  58 }
  59
  60 - (void)awakeFromNib
  61 {
  62     [self setDelegate: self];
  63
  64     [o_btn_backward setToolTip: _NS("Rewind")];
  65     [o_btn_forward setToolTip: _NS("Fast Forward")];
  66     [o_btn_fullscreen setToolTip: _NS("Fullscreen")];
  67     [o_btn_play setToolTip: _NS("Play")];
  68     [o_slider setToolTip: _NS("Position")];
  69
  70     o_img_play = [NSImage imageNamed: @"play_embedded"];
  71     o_img_pause = [NSImage imageNamed: @"pause_embedded"];
  72     [self controlTintChanged];
  73     [[NSNotificationCenter defaultCenter] addObserver: self
  74                                              selector: @selector( controlTintChanged )
  75                                                  name: NSControlTintDidChangeNotification
  76                                                object: nil];
  77
  78     /* Useful to save o_view frame in fullscreen mode */
  79     o_temp_view = [[NSView alloc] init];
  80     [o_temp_view setAutoresizingMask:NSViewHeightSizable | NSViewWidthSizable];
  81
  82     o_fullscreen_window = nil;
  83     o_fullscreen_anim1 = o_fullscreen_anim2 = nil;
  84
  85     /* Not fullscreen when we wake up */
  86     [o_btn_fullscreen setState: NO];
  87     b_fullscreen = NO;
  88
  89     [self setMovableByWindowBackground:YES];
  90
  91     [self setDelegate:self];
  92
  93     /* Make sure setVisible: returns NO */
  94     [self orderOut:self];
  95     b_window_is_invisible = YES;
  96     videoRatio = NSMakeSize( 0., 0. );
  97 }
  98
  99 - (void)controlTintChanged
 100 {
 101     BOOL b_playing = NO;
 102     if( [o_btn_play alternateImage] == o_img_play_pressed )
 103         b_playing = YES;
 104
 105     if( [NSColor currentControlTint] == NSGraphiteControlTint )
 106     {
 107         o_img_play_pressed = [NSImage imageNamed: @"play_embedded_graphite"];
 108         o_img_pause_pressed = [NSImage imageNamed: @"pause_embedded_graphite"];
 109         [o_btn_backward setAlternateImage: [NSImage imageNamed: @"skip_previous_embedded_graphite"]];
 110         [o_btn_forward setAlternateImage: [NSImage imageNamed: @"skip_forward_embedded_graphite"]];
 111         [o_btn_fullscreen setAlternateImage: [NSImage imageNamed: @"fullscreen_graphite"]];
 112     }
 113     else
 114     {
 115         o_img_play_pressed = [NSImage imageNamed: @"play_embedded_blue"];
 116         o_img_pause_pressed = [NSImage imageNamed: @"pause_embedded_blue"];
 117         [o_btn_backward setAlternateImage: [NSImage imageNamed: @"skip_previous_embedded_blue"]];
 118         [o_btn_forward setAlternateImage: [NSImage imageNamed: @"skip_forward_embedded_blue"]];
 119         [o_btn_fullscreen setAlternateImage: [NSImage imageNamed: @"fullscreen_blue"]];
 120     }
 121
 122     if( b_playing )
 123         [o_btn_play setAlternateImage: o_img_play_pressed];
 124     else
 125         [o_btn_play setAlternateImage: o_img_pause_pressed];
 126 }
 127
 128 - (void)dealloc
 129 {
 130     [[NSNotificationCenter defaultCenter] removeObserver: self];
 131     [o_img_play release];
 132     [o_img_play_pressed release];
 133     [o_img_pause release];
 134     [o_img_pause_pressed release];
 135
 136     [super dealloc];
 137 }
 138
 139 - (void)setTime:(NSString *)o_arg_time position:(float)f_position
 140 {
 141     [o_time setStringValue: o_arg_time];
 142     [o_slider setFloatValue: f_position];
 143 }
 144
 145 - (void)playStatusUpdated:(int)i_status
 146 {
 147     if( i_status == PLAYING_S )
 148     {
 149         [o_btn_play setImage: o_img_pause];
 150         [o_btn_play setAlternateImage: o_img_pause_pressed];
 151         [o_btn_play setToolTip: _NS("Pause")];
 152     }
 153     else
 154     {
 155         [o_btn_play setImage: o_img_play];
 156         [o_btn_play setAlternateImage: o_img_play_pressed];
 157         [o_btn_play setToolTip: _NS("Play")];
 158     }
 159 }
 160
 161 - (void)setSeekable:(BOOL)b_seekable
 162 {
 163     [o_btn_forward setEnabled: b_seekable];
 164     [o_btn_backward setEnabled: b_seekable];
 165     [o_slider setEnabled: b_seekable];
 166 }
 167
 168 - (BOOL)windowShouldZoom:(NSWindow *)sender toFrame:(NSRect)newFrame
 169 {
 170     [self setFrame: newFrame display: YES animate: YES];
 171     return NO;
 172 }
 173
 174 - (BOOL)windowShouldClose:(id)sender
 175 {
 176     playlist_t * p_playlist = pl_Hold( VLCIntf );
 177
 178     playlist_Stop( p_playlist );
 179     pl_Release( VLCIntf );
 180     return YES;
 181 }
 182
 183 - (NSView *)mainView
 184 {
 185     if (o_fullscreen_window)
 186         return o_temp_view;
 187     else
 188         return o_view;
 189 }
 190
 191 - (void)setVideoRatio:(NSSize)ratio
 192 {
 193     videoRatio = ratio;
 194 }
 195
 196 - (NSSize)windowWillResize:(NSWindow *)window toSize:(NSSize)proposedFrameSize
 197 {
 198     if( videoRatio.height == 0. || videoRatio.width == 0. )
 199         return proposedFrameSize;
 200
 201     NSRect viewRect = [o_view convertRect:[o_view bounds] toView: nil];
 202     NSRect contentRect = [self contentRectForFrameRect:[self frame]];
 203     float marginy = viewRect.origin.y + [self frame].size.height - contentRect.size.height;
 204     float marginx = contentRect.size.width - viewRect.size.width;
 205     proposedFrameSize.height = (proposedFrameSize.width - marginx) * videoRatio.height / videoRatio.width + marginy;
 206
 207     return proposedFrameSize;
 208 }
 209
 210 /*****************************************************************************
 211  * Fullscreen support
 212  */
 213
 214 - (BOOL)isFullscreen
 215 {
 216     return b_fullscreen;
 217 }
 218
 219 - (void)lockFullscreenAnimation
 220 {
 221     [o_animation_lock lock];
 222 }
 223
 224 - (void)unlockFullscreenAnimation
 225 {
 226     [o_animation_lock unlock];
 227 }
 228
 229 - (void)enterFullscreen
 230 {
 231     NSMutableDictionary *dict1, *dict2;
 232     NSScreen *screen;
 233     NSRect screen_rect;
 234     NSRect rect;
 235     vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 236     BOOL blackout_other_displays = config_GetInt( VLCIntf, "macosx-black" );
 237
 238     screen = [NSScreen screenWithDisplayID:(CGDirectDisplayID)var_GetInteger( p_vout, "video-device" )];
 239
 240     [self lockFullscreenAnimation];
 241
 242     if (!screen)
 243     {
 244         msg_Dbg( p_vout, "chosen screen isn't present, using current screen for fullscreen mode" );
 245         screen = [self screen];
 246     }
 247     if (!screen)
 248     {
 249         msg_Dbg( p_vout, "Using deepest screen" );
 250         screen = [NSScreen deepestScreen];
 251     }
 252
 253     vlc_object_release( p_vout );
 254
 255     screen_rect = [screen frame];
 256
 257     [o_btn_fullscreen setState: YES];
 258
 259     [NSCursor setHiddenUntilMouseMoves: YES];
 260
 261     if( blackout_other_displays )
 262         [screen blackoutOtherScreens];
 263
 264     /* Make sure we don't see the window flashes in float-on-top mode */
 265     originalLevel = [self level];
 266     [self setLevel:NSNormalWindowLevel];
 267
 268     /* Only create the o_fullscreen_window if we are not in the middle of the zooming animation */
 269     if (!o_fullscreen_window)
 270     {
 271         /* We can't change the styleMask of an already created NSWindow, so we create an other window, and do eye catching stuff */
 272
 273         rect = [[o_view superview] convertRect: [o_view frame] toView: nil]; /* Convert to Window base coord */
 274         rect.origin.x += [self frame].origin.x;
 275         rect.origin.y += [self frame].origin.y;
 276         o_fullscreen_window = [[VLCWindow alloc] initWithContentRect:rect styleMask: NSBorderlessWindowMask backing:NSBackingStoreBuffered defer:YES];
 277         [o_fullscreen_window setBackgroundColor: [NSColor blackColor]];
 278         [o_fullscreen_window setCanBecomeKeyWindow: YES];
 279
 280         if (![self isVisible] || [self alphaValue] == 0.0)
 281         {
 282             /* We don't animate if we are not visible, instead we
 283              * simply fade the display */
 284             CGDisplayFadeReservationToken token;
 285
 286             CGAcquireDisplayFadeReservation(kCGMaxDisplayReservationInterval, &token);
 287             CGDisplayFade( token, 0.5, kCGDisplayBlendNormal, kCGDisplayBlendSolidColor, 0, 0, 0, YES );
 288
 289             if ([screen isMainScreen])
 290                 SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
 291
 292             [[self contentView] replaceSubview:o_view with:o_temp_view];
 293             [o_temp_view setFrame:[o_view frame]];
 294             [o_fullscreen_window setContentView:o_view];
 295
 296             [o_fullscreen_window makeKeyAndOrderFront:self];
 297             [o_fullscreen_window orderFront:self animate:YES];
 298
 299             [o_fullscreen_window setFrame:screen_rect display:YES];
 300
 301             CGDisplayFade( token, 0.3, kCGDisplayBlendSolidColor, kCGDisplayBlendNormal, 0, 0, 0, NO );
 302             CGReleaseDisplayFadeReservation( token);
 303
 304             /* Will release the lock */
 305             [self hasBecomeFullscreen];
 306
 307             return;
 308         }
 309
 310         /* Make sure we don't see the o_view disappearing of the screen during this operation */
 311         NSDisableScreenUpdates();
 312                 [[self contentView] replaceSubview:o_view with:o_temp_view];
 313         [o_temp_view setFrame:[o_view frame]];
 314         [o_fullscreen_window setContentView:o_view];
 315         [o_fullscreen_window makeKeyAndOrderFront:self];
 316         NSEnableScreenUpdates();
 317     }
 318
 319     /* We are in fullscreen (and no animation is running) */
 320     if (b_fullscreen)
 321     {
 322         /* Make sure we are hidden */
 323         [super orderOut: self];
 324         [self unlockFullscreenAnimation];
 325         return;
 326     }
 327
 328     if (o_fullscreen_anim1)
 329     {
 330         [o_fullscreen_anim1 stopAnimation];
 331         [o_fullscreen_anim1 release];
 332     }
 333     if (o_fullscreen_anim2)
 334     {
 335         [o_fullscreen_anim2 stopAnimation];
 336         [o_fullscreen_anim2 release];
 337     }
 338
 339     if ([screen isMainScreen])
 340         SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
 341
 342     dict1 = [[NSMutableDictionary alloc] initWithCapacity:2];
 343     dict2 = [[NSMutableDictionary alloc] initWithCapacity:3];
 344
 345     [dict1 setObject:self forKey:NSViewAnimationTargetKey];
 346     [dict1 setObject:NSViewAnimationFadeOutEffect forKey:NSViewAnimationEffectKey];
 347
 348     [dict2 setObject:o_fullscreen_window forKey:NSViewAnimationTargetKey];
 349     [dict2 setObject:[NSValue valueWithRect:[o_fullscreen_window frame]] forKey:NSViewAnimationStartFrameKey];
 350     [dict2 setObject:[NSValue valueWithRect:screen_rect] forKey:NSViewAnimationEndFrameKey];
 351
 352     /* Strategy with NSAnimation allocation:
 353         - Keep at most 2 animation at a time
 354         - leaveFullscreen/enterFullscreen are the only responsible for releasing and alloc-ing
 355     */
 356     o_fullscreen_anim1 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict1, nil]];
 357     o_fullscreen_anim2 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict2, nil]];
 358
 359     [dict1 release];
 360     [dict2 release];
 361
 362     [o_fullscreen_anim1 setAnimationBlockingMode: NSAnimationNonblocking];
 363     [o_fullscreen_anim1 setDuration: 0.3];
 364     [o_fullscreen_anim1 setFrameRate: 30];
 365     [o_fullscreen_anim2 setAnimationBlockingMode: NSAnimationNonblocking];
 366     [o_fullscreen_anim2 setDuration: 0.2];
 367     [o_fullscreen_anim2 setFrameRate: 30];
 368
 369     [o_fullscreen_anim2 setDelegate: self];
 370     [o_fullscreen_anim2 startWhenAnimation: o_fullscreen_anim1 reachesProgress: 1.0];
 371
 372     [o_fullscreen_anim1 startAnimation];
 373     /* fullscreenAnimation will be unlocked when animation ends */
 374 }
 375
 376 - (void)hasBecomeFullscreen
 377 {
 378     [o_fullscreen_window makeFirstResponder: [[[VLCMain sharedInstance] controls] voutView]];
 379
 380     [o_fullscreen_window makeKeyWindow];
 381     [o_fullscreen_window setAcceptsMouseMovedEvents: TRUE];
 382
 383     /* tell the fspanel to move itself to front next time it's triggered */
 384     [[[[VLCMain sharedInstance] controls] fspanel] setVoutWasUpdated: (int)[[o_fullscreen_window screen] displayID]];
 385
 386     if([self isVisible])
 387         [super orderOut: self];
 388
 389     [[[[VLCMain sharedInstance] controls] fspanel] setActive: nil];
 390
 391     b_fullscreen = YES;
 392     [self unlockFullscreenAnimation];
 393 }
 394
 395 - (void)leaveFullscreen
 396 {
 397     [self leaveFullscreenAndFadeOut: NO];
 398 }
 399
 400 - (void)leaveFullscreenAndFadeOut: (BOOL)fadeout
 401 {
 402     NSMutableDictionary *dict1, *dict2;
 403     NSRect frame;
 404
 405     [self lockFullscreenAnimation];
 406
 407     b_fullscreen = NO;
 408     [o_btn_fullscreen setState: NO];
 409
 410     /* We always try to do so */
 411     [NSScreen unblackoutScreens];
 412
 413     /* Don't do anything if o_fullscreen_window is already closed */
 414     if (!o_fullscreen_window)
 415     {
 416         [self unlockFullscreenAnimation];
 417         return;
 418     }
 419
 420     if (fadeout)
 421     {
 422         /* We don't animate if we are not visible, instead we
 423         * simply fade the display */
 424         CGDisplayFadeReservationToken token;
 425
 426         CGAcquireDisplayFadeReservation(kCGMaxDisplayReservationInterval, &token);
 427         CGDisplayFade( token, 0.3, kCGDisplayBlendNormal, kCGDisplayBlendSolidColor, 0, 0, 0, YES );
 428
 429         [[[[VLCMain sharedInstance] controls] fspanel] setNonActive: nil];
 430         SetSystemUIMode( kUIModeNormal, kUIOptionAutoShowMenuBar);
 431
 432         /* Will release the lock */
 433         [self hasEndedFullscreen];
 434
 435         /* Our window is hidden, and might be faded. We need to workaround that, so note it
 436          * here */
 437         b_window_is_invisible = YES;
 438
 439         CGDisplayFade( token, 0.5, kCGDisplayBlendSolidColor, kCGDisplayBlendNormal, 0, 0, 0, NO );
 440         CGReleaseDisplayFadeReservation( token);
 441         return;
 442     }
 443
 444     [self setAlphaValue: 0.0];
 445     [self orderFront: self];
 446
 447     [[[[VLCMain sharedInstance] controls] fspanel] setNonActive: nil];
 448     SetSystemUIMode( kUIModeNormal, kUIOptionAutoShowMenuBar);
 449
 450     if (o_fullscreen_anim1)
 451     {
 452         [o_fullscreen_anim1 stopAnimation];
 453         [o_fullscreen_anim1 release];
 454     }
 455     if (o_fullscreen_anim2)
 456     {
 457         [o_fullscreen_anim2 stopAnimation];
 458         [o_fullscreen_anim2 release];
 459     }
 460
 461     frame = [[o_temp_view superview] convertRect: [o_temp_view frame] toView: nil]; /* Convert to Window base coord */
 462     frame.origin.x += [self frame].origin.x;
 463     frame.origin.y += [self frame].origin.y;
 464
 465     dict2 = [[NSMutableDictionary alloc] initWithCapacity:2];
 466     [dict2 setObject:self forKey:NSViewAnimationTargetKey];
 467     [dict2 setObject:NSViewAnimationFadeInEffect forKey:NSViewAnimationEffectKey];
 468
 469     o_fullscreen_anim2 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict2, nil]];
 470     [dict2 release];
 471
 472     [o_fullscreen_anim2 setAnimationBlockingMode: NSAnimationNonblocking];
 473     [o_fullscreen_anim2 setDuration: 0.3];
 474     [o_fullscreen_anim2 setFrameRate: 30];
 475
 476     [o_fullscreen_anim2 setDelegate: self];
 477
 478     dict1 = [[NSMutableDictionary alloc] initWithCapacity:3];
 479
 480     [dict1 setObject:o_fullscreen_window forKey:NSViewAnimationTargetKey];
 481     [dict1 setObject:[NSValue valueWithRect:[o_fullscreen_window frame]] forKey:NSViewAnimationStartFrameKey];
 482     [dict1 setObject:[NSValue valueWithRect:frame] forKey:NSViewAnimationEndFrameKey];
 483
 484     o_fullscreen_anim1 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict1, nil]];
 485     [dict1 release];
 486
 487     [o_fullscreen_anim1 setAnimationBlockingMode: NSAnimationNonblocking];
 488     [o_fullscreen_anim1 setDuration: 0.2];
 489     [o_fullscreen_anim1 setFrameRate: 30];
 490     [o_fullscreen_anim2 startWhenAnimation: o_fullscreen_anim1 reachesProgress: 1.0];
 491
 492     /* Make sure o_fullscreen_window is the frontmost window */
 493     [o_fullscreen_window orderFront: self];
 494
 495     [o_fullscreen_anim1 startAnimation];
 496     /* fullscreenAnimation will be unlocked when animation ends */
 497 }
 498
 499 - (void)hasEndedFullscreen
 500 {
 501     /* This function is private and should be only triggered at the end of the fullscreen change animation */
 502     /* Make sure we don't see the o_view disappearing of the screen during this operation */
 503     NSDisableScreenUpdates();
 504     [o_view retain];
 505     [o_view removeFromSuperviewWithoutNeedingDisplay];
 506     [[self contentView] replaceSubview:o_temp_view with:o_view];
 507     [o_view release];
 508     [o_view setFrame:[o_temp_view frame]];
 509     [self makeFirstResponder: o_view];
 510     if ([self isVisible])
 511         [super makeKeyAndOrderFront:self]; /* our version contains a workaround */
 512     [o_fullscreen_window orderOut: self];
 513     NSEnableScreenUpdates();
 514
 515     [o_fullscreen_window release];
 516     o_fullscreen_window = nil;
 517     [self setLevel:originalLevel];
 518
 519     [self unlockFullscreenAnimation];
 520 }
 521
 522 - (void)animationDidEnd:(NSAnimation*)animation
 523 {
 524     NSArray *viewAnimations;
 525
 526     if ([animation currentValue] < 1.0)
 527         return;
 528
 529     /* Fullscreen ended or started (we are a delegate only for leaveFullscreen's/enterFullscren's anim2) */
 530     viewAnimations = [o_fullscreen_anim2 viewAnimations];
 531     if ([viewAnimations count] >=1 &&
 532         [[[viewAnimations objectAtIndex: 0] objectForKey: NSViewAnimationEffectKey] isEqualToString:NSViewAnimationFadeInEffect])
 533     {
 534         /* Fullscreen ended */
 535         [self hasEndedFullscreen];
 536     }
 537     else
 538     {
 539         /* Fullscreen started */
 540         [self hasBecomeFullscreen];
 541     }
 542 }
 543
 544 - (void)orderOut: (id)sender
 545 {
 546     [super orderOut: sender];
 547
 548     /* Make sure we leave fullscreen */
 549     [self leaveFullscreenAndFadeOut: YES];
 550 }
 551
 552 - (void)makeKeyAndOrderFront: (id)sender
 553 {
 554     /* Hack
 555      * when we exit fullscreen and fade out, we may endup in
 556      * having a window that is faded. We can't have it fade in unless we
 557      * animate again. */
 558
 559     if(!b_window_is_invisible)
 560     {
 561         /* Make sure we don't do it too much */
 562         [super makeKeyAndOrderFront: sender];
 563         return;
 564     }
 565
 566     [super setAlphaValue:0.0f];
 567     [super makeKeyAndOrderFront: sender];
 568
 569     NSMutableDictionary * dict = [[[NSMutableDictionary alloc] initWithCapacity:2] autorelease];
 570     [dict setObject:self forKey:NSViewAnimationTargetKey];
 571     [dict setObject:NSViewAnimationFadeInEffect forKey:NSViewAnimationEffectKey];
 572
 573     NSViewAnimation * anim = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObject:dict]];
 574
 575     [anim setAnimationBlockingMode: NSAnimationNonblocking];
 576     [anim setDuration: 0.1];
 577     [anim setFrameRate: 30];
 578
 579     [anim startAnimation];
 580     b_window_is_invisible = NO;
 581
 582     /* fullscreenAnimation will be unlocked when animation ends */
 583 }
 584
 585
 586
 587 /* Make sure setFrame gets executed on main thread especially if we are animating.
 588  * (Thus we won't block the video output thread) */
 589 - (void)setFrame:(NSRect)frame display:(BOOL)display animate:(BOOL)animate
 590 {
 591     struct { NSRect frame; BOOL display; BOOL animate;} args;
 592     NSData *packedargs;
 593
 594     args.frame = frame;
 595     args.display = display;
 596     args.animate = animate;
 597
 598     packedargs = [NSData dataWithBytes:&args length:sizeof(args)];
 599
 600     [self performSelectorOnMainThread:@selector(setFrameOnMainThread:)
 601                     withObject: packedargs waitUntilDone: YES];
 602 }
 603
 604 - (void)setFrameOnMainThread:(NSData*)packedargs
 605 {
 606     struct args { NSRect frame; BOOL display; BOOL animate; } * args = (struct args*)[packedargs bytes];
 607
 608     if( args->animate )
 609     {
 610         /* Make sure we don't block too long and set up a non blocking animation */
 611         NSDictionary * dict = [NSDictionary dictionaryWithObjectsAndKeys:
 612             self, NSViewAnimationTargetKey,
 613             [NSValue valueWithRect:[self frame]], NSViewAnimationStartFrameKey,
 614             [NSValue valueWithRect:args->frame], NSViewAnimationEndFrameKey, nil];
 615
 616         NSViewAnimation * anim = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict, nil]];
 617
 618         [anim setAnimationBlockingMode: NSAnimationNonblocking];
 619         [anim setDuration: 0.4];
 620         [anim setFrameRate: 30];
 621         [anim startAnimation];
 622     }
 623     else {
 624         [super setFrame:args->frame display:args->display animate:args->animate];
 625     }
 626
 627 }
 628 @end