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

   1 /*****************************************************************************
   2  * embeddedwindow.m: MacOS X interface module
   3  *****************************************************************************
   4  * Copyright (C) 2005-2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Benjamin Pracht <bigben at videolan dot org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 /* DisableScreenUpdates, SetSystemUIMode, ... */
  29 #import <QuickTime/QuickTime.h>
  30
  31 #import "intf.h"
  32 #import "controls.h"
  33 #import "vout.h"
  34 #import "embeddedwindow.h"
  35 #import "fspanel.h"
  36
  37 /*****************************************************************************
  38  * VLCEmbeddedWindow Implementation
  39  *****************************************************************************/
  40
  41 @implementation VLCEmbeddedWindow
  42
  43 - (void)awakeFromNib
  44 {
  45     [self setDelegate: self];
  46
  47     [o_btn_backward setToolTip: _NS("Rewind")];
  48     [o_btn_forward setToolTip: _NS("Fast Forward")];
  49     [o_btn_fullscreen setToolTip: _NS("Fullscreen")];
  50     [o_btn_play setToolTip: _NS("Play")];
  51     [o_slider setToolTip: _NS("Position")];
  52
  53     o_img_play = [NSImage imageNamed: @"play_embedded"];
  54     o_img_play_pressed = [NSImage imageNamed: @"play_embedded_blue"];
  55     o_img_pause = [NSImage imageNamed: @"pause_embedded"];
  56     o_img_pause_pressed = [NSImage imageNamed: @"pause_embedded_blue"];
  57
  58     o_saved_frame = NSMakeRect( 0.0f, 0.0f, 0.0f, 0.0f );
  59
  60     /* Useful to save o_view frame in fullscreen mode */
  61     o_temp_view = [[NSView alloc] init];
  62     [o_temp_view setAutoresizingMask:NSViewHeightSizable | NSViewWidthSizable];
  63
  64     o_fullscreen_window = nil;
  65     o_fullscreen_anim1 = o_fullscreen_anim2 = nil;
  66
  67     /* Not fullscreen when we wake up */
  68     [o_btn_fullscreen setState: NO];
  69     b_fullscreen = NO;
  70     /* Use a recursive lock to be able to trigger enter/leavefullscreen
  71      * in middle of an animation, providing that the enter/leave functions
  72      * are called from the same thread */
  73     o_animation_lock = [[NSRecursiveLock alloc] init];
  74     b_animation_lock_alreadylocked = NO;
  75 }
  76
  77 - (void)setTime:(NSString *)o_arg_time position:(float)f_position
  78 {
  79     [o_time setStringValue: o_arg_time];
  80     [o_slider setFloatValue: f_position];
  81 }
  82
  83 - (void)playStatusUpdated:(int)i_status
  84 {
  85     if( i_status == PLAYING_S )
  86     {
  87         [o_btn_play setImage: o_img_pause];
  88         [o_btn_play setAlternateImage: o_img_pause_pressed];
  89         [o_btn_play setToolTip: _NS("Pause")];
  90     }
  91     else
  92     {
  93         [o_btn_play setImage: o_img_play];
  94         [o_btn_play setAlternateImage: o_img_play_pressed];
  95         [o_btn_play setToolTip: _NS("Play")];
  96     }
  97 }
  98
  99 - (void)setSeekable:(BOOL)b_seekable
 100 {
 101     [o_btn_forward setEnabled: b_seekable];
 102     [o_btn_backward setEnabled: b_seekable];
 103     [o_slider setEnabled: b_seekable];
 104 }
 105
 106 - (void)zoom:(id)sender
 107 {
 108     if( ![self isZoomed] )
 109     {
 110         NSRect zoomRect = [[self screen] frame];
 111         o_saved_frame = [self frame];
 112         /* we don't have to take care of the eventual menu bar and dock
 113           as zoomRect will be cropped automatically by setFrame:display:
 114           to the right rectangle */
 115         [self setFrame: zoomRect display: YES animate: YES];
 116     }
 117     else
 118     {
 119         /* unzoom to the saved_frame if the o_saved_frame coords look sound
 120            (just in case) */
 121         if( o_saved_frame.size.width > 0 && o_saved_frame.size.height > 0 )
 122             [self setFrame: o_saved_frame display: YES animate: YES];
 123     }
 124 }
 125
 126 - (BOOL)windowShouldClose:(id)sender
 127 {
 128     playlist_t * p_playlist = pl_Yield( VLCIntf );
 129
 130     playlist_Stop( p_playlist );
 131     vlc_object_release( p_playlist );
 132     return YES;
 133 }
 134
 135 - (NSView *)mainView
 136 {
 137     if (o_fullscreen_window)
 138         return o_temp_view;
 139     else
 140         return o_view;
 141 }
 142
 143 /*****************************************************************************
 144  * Fullscreen support
 145  */
 146
 147 - (BOOL)isFullscreen
 148 {
 149     return b_fullscreen;
 150 }
 151
 152 - (void)lockFullscreenAnimation
 153 {
 154     [o_animation_lock lock];
 155 }
 156
 157 - (void)unlockFullscreenAnimation
 158 {
 159     [o_animation_lock unlock];
 160 }
 161
 162 - (void)enterFullscreen
 163 {
 164     NSMutableDictionary *dict1, *dict2;
 165     NSScreen *screen;
 166     NSRect screen_rect;
 167     NSRect rect;
 168     vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 169     BOOL blackout_other_displays = var_GetBool( p_vout, "macosx-black" );
 170
 171     screen = [NSScreen screenWithDisplayID:(CGDirectDisplayID)var_GetInteger( p_vout, "video-device" )];
 172
 173     vlc_object_release( p_vout );
 174
 175     [self lockFullscreenAnimation];
 176
 177     if (!screen)
 178         screen = [self screen];
 179
 180     screen_rect = [screen frame];
 181
 182     [o_btn_fullscreen setState: YES];
 183
 184     [NSCursor setHiddenUntilMouseMoves: YES];
 185
 186     if (blackout_other_displays)
 187         [screen blackoutOtherScreens]; /* We should do something like [screen blackoutOtherScreens]; */
 188
 189     /* Only create the o_fullscreen_window if we are not in the middle of the zooming animation */
 190     if (!o_fullscreen_window)
 191     {
 192         /* We can't change the styleMask of an already created NSWindow, so we create an other window, and do eye catching stuff */
 193
 194         rect = [[o_view superview] convertRect: [o_view frame] toView: nil]; /* Convert to Window base coord */
 195         rect.origin.x += [self frame].origin.x;
 196         rect.origin.y += [self frame].origin.y;
 197         o_fullscreen_window = [[VLCWindow alloc] initWithContentRect:rect styleMask: NSBorderlessWindowMask backing:NSBackingStoreBuffered defer:YES];
 198         [o_fullscreen_window setBackgroundColor: [NSColor blackColor]];
 199         [o_fullscreen_window setCanBecomeKeyWindow: YES];
 200
 201         if (![self isVisible] || [self alphaValue] == 0.0 || MACOS_VERSION < 10.4f)
 202         {
 203             /* We don't animate if we are not visible or if we are running on
 204              * Mac OS X <10.4 which doesn't support NSAnimation, instead we
 205              * simply fade the display */
 206             CGDisplayFadeReservationToken token;
 207
 208             [o_fullscreen_window setFrame:screen_rect display:NO];
 209
 210             CGAcquireDisplayFadeReservation(kCGMaxDisplayReservationInterval, &token);
 211             CGDisplayFade( token, 0.3, kCGDisplayBlendNormal, kCGDisplayBlendSolidColor, 0, 0, 0, YES );
 212
 213             if ([screen isMainScreen])
 214                 SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
 215
 216             [[self contentView] replaceSubview:o_view with:o_temp_view];
 217             [o_temp_view setFrame:[o_view frame]];
 218             [o_fullscreen_window setContentView:o_view];
 219             [o_fullscreen_window makeKeyAndOrderFront:self];
 220             [self orderOut: self];
 221
 222             CGDisplayFade( token, 0.5, kCGDisplayBlendSolidColor, kCGDisplayBlendNormal, 0, 0, 0, NO );
 223             CGReleaseDisplayFadeReservation( token);
 224
 225             /* Will release the lock */
 226             [self hasBecomeFullscreen];
 227
 228             return;
 229         }
 230
 231         /* Make sure we don't see the o_view disappearing of the screen during this operation */
 232         DisableScreenUpdates();
 233         [[self contentView] replaceSubview:o_view with:o_temp_view];
 234         [o_temp_view setFrame:[o_view frame]];
 235         [o_fullscreen_window setContentView:o_view];
 236         [o_fullscreen_window makeKeyAndOrderFront:self];
 237         EnableScreenUpdates();
 238     }
 239
 240     if (MACOS_VERSION < 10.4f)
 241     {
 242         /* We were already fullscreen nothing to do when NSAnimation
 243          * is not supported */
 244         b_animation_lock_alreadylocked = NO;
 245         [self unlockFullscreenAnimation];
 246         return;
 247     }
 248
 249     /* We are in fullscreen (and no animation is running) */
 250     if (b_fullscreen)
 251     {
 252         b_animation_lock_alreadylocked = NO;
 253         [self unlockFullscreenAnimation];
 254         return;
 255     }
 256
 257     if (o_fullscreen_anim1)
 258     {
 259         [o_fullscreen_anim1 stopAnimation];
 260         [o_fullscreen_anim1 release];
 261     }
 262     if (o_fullscreen_anim2)
 263     {
 264         [o_fullscreen_anim2 stopAnimation];
 265         [o_fullscreen_anim2 release];
 266     }
 267
 268      /* This is a recursive lock. If we are already in the middle of an animation we
 269      * unlock it. We don't add an extra locking here, because enter/leavefullscreen
 270      * are executed always in the same thread */
 271     if (b_animation_lock_alreadylocked)
 272         [self unlockFullscreenAnimation];
 273     b_animation_lock_alreadylocked = YES;
 274
 275     if ([screen isMainScreen])
 276         SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
 277
 278     dict1 = [[NSMutableDictionary alloc] initWithCapacity:2];
 279     dict2 = [[NSMutableDictionary alloc] initWithCapacity:3];
 280
 281     [dict1 setObject:self forKey:NSViewAnimationTargetKey];
 282     [dict1 setObject:NSViewAnimationFadeOutEffect forKey:NSViewAnimationEffectKey];
 283
 284     [dict2 setObject:o_fullscreen_window forKey:NSViewAnimationTargetKey];
 285     [dict2 setObject:[NSValue valueWithRect:[o_fullscreen_window frame]] forKey:NSViewAnimationStartFrameKey];
 286     [dict2 setObject:[NSValue valueWithRect:screen_rect] forKey:NSViewAnimationEndFrameKey];
 287
 288     /* Strategy with NSAnimation allocation:
 289         - Keep at most 2 animation at a time
 290         - leaveFullscreen/enterFullscreen are the only responsible for releasing and alloc-ing
 291     */
 292     o_fullscreen_anim1 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict1, nil]];
 293     o_fullscreen_anim2 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict2, nil]];
 294
 295     [dict1 release];
 296     [dict2 release];
 297
 298     [o_fullscreen_anim1 setAnimationBlockingMode: NSAnimationNonblocking];
 299     [o_fullscreen_anim1 setDuration: 0.3];
 300     [o_fullscreen_anim1 setFrameRate: 30];
 301     [o_fullscreen_anim2 setAnimationBlockingMode: NSAnimationNonblocking];
 302     [o_fullscreen_anim2 setDuration: 0.2];
 303     [o_fullscreen_anim2 setFrameRate: 30];
 304
 305     [o_fullscreen_anim2 setDelegate: self];
 306     [o_fullscreen_anim2 startWhenAnimation: o_fullscreen_anim1 reachesProgress: 1.0];
 307
 308     [o_fullscreen_anim1 startAnimation];
 309     /* fullscreenAnimation will be unlocked when animation ends */
 310 }
 311
 312 - (void)hasBecomeFullscreen
 313 {
 314     [o_fullscreen_window makeFirstResponder: [[[VLCMain sharedInstance] getControls] getVoutView]];
 315
 316     [o_fullscreen_window makeKeyWindow];
 317     [o_fullscreen_window setAcceptsMouseMovedEvents: TRUE];
 318
 319     /* tell the fspanel to move itself to front next time it's triggered */
 320     [[[[VLCMain sharedInstance] getControls] getFSPanel] setVoutWasUpdated: (int)[[o_fullscreen_window screen] displayID]];
 321
 322     [[[[VLCMain sharedInstance] getControls] getFSPanel] setActive: nil];
 323     b_fullscreen = YES;
 324     [self unlockFullscreenAnimation];
 325 }
 326
 327 - (void)leaveFullscreen
 328 {
 329     NSMutableDictionary *dict1, *dict2;
 330     NSRect frame;
 331
 332     [self lockFullscreenAnimation];
 333
 334     b_fullscreen = NO;
 335     [o_btn_fullscreen setState: NO];
 336
 337     /* We always try to do so */
 338     [NSScreen unblackoutScreens];
 339
 340     /* Don't do anything if o_fullscreen_window is already closed */
 341     if (!o_fullscreen_window)
 342     {
 343         b_animation_lock_alreadylocked = NO;
 344         [self unlockFullscreenAnimation];
 345         return;
 346     }
 347
 348     if (![self isVisible] || MACOS_VERSION < 10.4f)
 349     {
 350         /* We don't animate if we are not visible or if we are running on
 351         * Mac OS X <10.4 which doesn't support NSAnimation, instead we
 352         * simply fade the display */
 353         CGDisplayFadeReservationToken token;
 354
 355         CGAcquireDisplayFadeReservation(kCGMaxDisplayReservationInterval, &token);
 356         CGDisplayFade( token, 0.3, kCGDisplayBlendNormal, kCGDisplayBlendSolidColor, 0, 0, 0, YES );
 357
 358         [[[[VLCMain sharedInstance] getControls] getFSPanel] setNonActive: nil];
 359         SetSystemUIMode( kUIModeNormal, kUIOptionAutoShowMenuBar);
 360
 361         /* Will release the lock */
 362         [self hasEndedFullscreen];
 363
 364         CGDisplayFade( token, 0.5, kCGDisplayBlendSolidColor, kCGDisplayBlendNormal, 0, 0, 0, NO );
 365         CGReleaseDisplayFadeReservation( token);
 366         return;
 367     }
 368
 369     [[[[VLCMain sharedInstance] getControls] getFSPanel] setNonActive: nil];
 370     SetSystemUIMode( kUIModeNormal, kUIOptionAutoShowMenuBar);
 371
 372     if (o_fullscreen_anim1)
 373     {
 374         [o_fullscreen_anim1 stopAnimation];
 375         [o_fullscreen_anim1 release];
 376     }
 377     if (o_fullscreen_anim2)
 378     {
 379         [o_fullscreen_anim2 stopAnimation];
 380         [o_fullscreen_anim2 release];
 381     }
 382
 383     /* This is a recursive lock. If we are already in the middle of an animation we
 384      * unlock it. We don't add an extra locking here, because enter/leavefullscreen
 385      * are executed always in the same thread */
 386     if (b_animation_lock_alreadylocked)
 387         [self unlockFullscreenAnimation];
 388     b_animation_lock_alreadylocked = YES;
 389
 390     frame = [[o_temp_view superview] convertRect: [o_temp_view frame] toView: nil]; /* Convert to Window base coord */
 391     frame.origin.x += [self frame].origin.x;
 392     frame.origin.y += [self frame].origin.y;
 393
 394     dict2 = [[NSMutableDictionary alloc] initWithCapacity:2];
 395     [dict2 setObject:self forKey:NSViewAnimationTargetKey];
 396     [dict2 setObject:NSViewAnimationFadeInEffect forKey:NSViewAnimationEffectKey];
 397
 398     o_fullscreen_anim2 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict2, nil]];
 399     [dict2 release];
 400
 401     [o_fullscreen_anim2 setAnimationBlockingMode: NSAnimationNonblocking];
 402     [o_fullscreen_anim2 setDuration: 0.3];
 403     [o_fullscreen_anim2 setFrameRate: 30];
 404
 405     [o_fullscreen_anim2 setDelegate: self];
 406
 407     dict1 = [[NSMutableDictionary alloc] initWithCapacity:3];
 408
 409     [dict1 setObject:o_fullscreen_window forKey:NSViewAnimationTargetKey];
 410     [dict1 setObject:[NSValue valueWithRect:[o_fullscreen_window frame]] forKey:NSViewAnimationStartFrameKey];
 411     [dict1 setObject:[NSValue valueWithRect:frame] forKey:NSViewAnimationEndFrameKey];
 412
 413     o_fullscreen_anim1 = [[NSViewAnimation alloc] initWithViewAnimations:[NSArray arrayWithObjects:dict1, nil]];
 414     [dict1 release];
 415
 416     [o_fullscreen_anim1 setAnimationBlockingMode: NSAnimationNonblocking];
 417     [o_fullscreen_anim1 setDuration: 0.2];
 418     [o_fullscreen_anim1 setFrameRate: 30];
 419     [o_fullscreen_anim2 startWhenAnimation: o_fullscreen_anim1 reachesProgress: 1.0];
 420     [o_fullscreen_anim1 startAnimation];
 421     /* fullscreenAnimation will be unlocked when animation ends */
 422 }
 423
 424 - (void)hasEndedFullscreen
 425 {
 426     /* This function is private and should be only triggered at the end of the fullscreen change animation */
 427     /* Make sure we don't see the o_view disappearing of the screen during this operation */
 428     DisableScreenUpdates();
 429     [o_view retain];
 430     [o_view removeFromSuperviewWithoutNeedingDisplay];
 431     [[self contentView] replaceSubview:o_temp_view with:o_view];
 432     [o_view release];
 433     [o_view setFrame:[o_temp_view frame]];
 434     [self makeFirstResponder: o_view];
 435     if ([self isVisible])
 436         [self makeKeyAndOrderFront:self];
 437     [o_fullscreen_window orderOut: self];
 438     EnableScreenUpdates();
 439
 440     [o_fullscreen_window release];
 441     o_fullscreen_window = nil;
 442     b_animation_lock_alreadylocked = NO;
 443     [self unlockFullscreenAnimation];
 444 }
 445
 446 - (void)animationDidEnd:(NSAnimation*)animation
 447 {
 448     NSArray *viewAnimations;
 449
 450     if ([animation currentValue] < 1.0)
 451         return;
 452
 453     /* Fullscreen ended or started (we are a delegate only for leaveFullscreen's/enterFullscren's anim2) */
 454     viewAnimations = [o_fullscreen_anim2 viewAnimations];
 455     if ([viewAnimations count] >=1 &&
 456         [[[viewAnimations objectAtIndex: 0] objectForKey: NSViewAnimationEffectKey] isEqualToString:NSViewAnimationFadeInEffect])
 457     {
 458         /* Fullscreen ended */
 459         [self hasEndedFullscreen];
 460     }
 461     else
 462     {
 463         /* Fullscreen started */
 464         [self hasBecomeFullscreen];
 465     }
 466 }
 467
 468 - (void)orderOut: (id)sender
 469 {
 470     [super orderOut: sender];
 471     /* Make sure we leave fullscreen */
 472     [self leaveFullscreen];
 473 }
 474
 475 /* Make sure setFrame gets executed on main thread especially if we are animating.
 476  * (Thus we won't block the video output thread) */
 477 - (void)setFrame:(NSRect)frame display:(BOOL)display animate:(BOOL)animate
 478 {
 479     struct { NSRect frame; BOOL display; BOOL animate;} args;
 480     NSData *packedargs;
 481
 482     args.frame = frame;
 483     args.display = display;
 484     args.animate = animate;
 485
 486     packedargs = [NSData dataWithBytes:&args length:sizeof(args)];
 487
 488     [self performSelectorOnMainThread:@selector(setFrameOnMainThread:)
 489                     withObject: packedargs waitUntilDone: YES];
 490 }
 491
 492 - (void)setFrameOnMainThread:(NSData*)packedargs
 493 {
 494     struct args { NSRect frame; BOOL display; BOOL animate; } * args = (struct args*)[packedargs bytes];
 495
 496     [super setFrame: args->frame display: args->display animate:args->animate];
 497 }
 498 @end