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

   1 /*****************************************************************************
   2  * fspanel.m: MacOS X full screen panel
   3  *****************************************************************************
   4  * Copyright (C) 2006-2008 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Jérôme Decoodt <djc 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 #import "intf.h"
  29 #import "CoreInteraction.h"
  30 #import "MainWindow.h"
  31 #import "misc.h"
  32 #import "fspanel.h"
  33
  34 @interface VLCFSPanel ()
  35 - (void)hideMouse;
  36 @end
  37
  38 /*****************************************************************************
  39  * VLCFSPanel
  40  *****************************************************************************/
  41 @implementation VLCFSPanel
  42 /* We override this initializer so we can set the NSBorderlessWindowMask styleMask, and set a few other important settings */
  43 - (id)initWithContentRect:(NSRect)contentRect
  44                 styleMask:(NSUInteger)aStyle
  45                   backing:(NSBackingStoreType)bufferingType
  46                     defer:(BOOL)flag
  47 {
  48     id win = [super initWithContentRect:contentRect styleMask:NSTexturedBackgroundWindowMask backing:bufferingType defer:flag];
  49     [win setOpaque:NO];
  50     [win setHasShadow: NO];
  51     [win setBackgroundColor:[NSColor clearColor]];
  52     if (NSAppKitVersionNumber >= 1115.2)
  53         [win setCollectionBehavior: NSWindowCollectionBehaviorFullScreenAuxiliary];
  54
  55     /* let the window sit on top of everything else and start out completely transparent */
  56     [win setLevel:NSModalPanelWindowLevel];
  57     i_device = 0;
  58     [win center];
  59     hideAgainTimer = fadeTimer = nil;
  60     [self setNonActive:nil];
  61     return win;
  62 }
  63
  64 - (void)awakeFromNib
  65 {
  66     [self setContentView:[[VLCFSPanelView alloc] initWithFrame: [self frame]]];
  67     BOOL isInside = (NSPointInRect([NSEvent mouseLocation],[self frame]));
  68     [[self contentView] addTrackingRect:[[self contentView] bounds] owner:self userData:nil assumeInside:isInside];
  69     if (isInside)
  70         [self mouseEntered:NULL];
  71     if (!isInside)
  72         [self mouseExited:NULL];
  73
  74     /* get a notification if VLC isn't the active app anymore */
  75     [[NSNotificationCenter defaultCenter]
  76     addObserver: self
  77        selector: @selector(setNonActive:)
  78            name: NSApplicationDidResignActiveNotification
  79          object: NSApp];
  80
  81     /* get a notification if VLC is the active app again */
  82     [[NSNotificationCenter defaultCenter]
  83     addObserver: self
  84        selector: @selector(setActive:)
  85            name: NSApplicationDidBecomeActiveNotification
  86          object: NSApp];
  87 }
  88
  89 /* make sure that we don't become key, since we can't handle hotkeys */
  90 - (BOOL)canBecomeKeyWindow
  91 {
  92     return NO;
  93 }
  94
  95 - (BOOL)mouseDownCanMoveWindow
  96 {
  97     return YES;
  98 }
  99
 100 -(void)dealloc
 101 {
 102     [[NSNotificationCenter defaultCenter] removeObserver: self];
 103
 104     if( hideAgainTimer )
 105     {
 106         [hideAgainTimer invalidate];
 107         [hideAgainTimer release];
 108     }
 109     [self setFadeTimer:nil];
 110     [super dealloc];
 111 }
 112
 113 -(void)center
 114 {
 115     /* centre the panel in the lower third of the screen */
 116     NSPoint theCoordinate;
 117     NSRect theScreensFrame;
 118     NSRect theWindowsFrame;
 119     NSScreen *screen;
 120
 121     /* user-defined screen */
 122     screen = [NSScreen screenWithDisplayID: (CGDirectDisplayID)i_device];
 123
 124     if (!screen)
 125     {
 126         /* invalid preferences or none specified, using main screen */
 127         screen = [NSScreen mainScreen];
 128     }
 129
 130     theScreensFrame = [screen frame];
 131
 132     theWindowsFrame = [self frame];
 133
 134     theCoordinate.x = (theScreensFrame.size.width - theWindowsFrame.size.width) / 2 + theScreensFrame.origin.x;
 135     theCoordinate.y = (theScreensFrame.size.height / 3) - theWindowsFrame.size.height + theScreensFrame.origin.y;
 136     [self setFrameTopLeftPoint: theCoordinate];
 137 }
 138
 139 - (void)setPlay
 140 {
 141     [[self contentView] setPlay];
 142 }
 143
 144 - (void)setPause
 145 {
 146     [[self contentView] setPause];
 147 }
 148
 149 - (void)setStreamTitle:(NSString *)o_title
 150 {
 151     [[self contentView] setStreamTitle: o_title];
 152 }
 153
 154 - (void)setStreamPos:(float) f_pos andTime:(NSString *)o_time
 155 {
 156     [[self contentView] setStreamPos:f_pos andTime: o_time];
 157 }
 158
 159 - (void)setSeekable:(BOOL) b_seekable
 160 {
 161     [[self contentView] setSeekable: b_seekable];
 162 }
 163
 164 - (void)setVolumeLevel: (float)f_volumeLevel
 165 {
 166     [[self contentView] setVolumeLevel: f_volumeLevel];
 167 }
 168
 169 - (void)setNonActive:(id)noData
 170 {
 171     b_nonActive = YES;
 172     [self orderOut: self];
 173
 174     /* here's fadeOut, just without visibly fading */
 175     b_displayed = NO;
 176     [self setAlphaValue:0.0];
 177     [self setFadeTimer:nil];
 178     b_fadeQueued = NO;
 179 }
 180
 181 - (void)setActive:(id)noData
 182 {
 183     b_nonActive = NO;
 184     [[VLCMain sharedInstance] showFullscreenController];
 185 }
 186
 187 /* This routine is called repeatedly to fade in the window */
 188 - (void)focus:(NSTimer *)timer
 189 {
 190     /* we need to push ourselves to front if the vout window was closed since our last display */
 191     if( b_voutWasUpdated )
 192     {
 193         [self orderFront: self];
 194         b_voutWasUpdated = NO;
 195     }
 196
 197     if( [self alphaValue] < 1.0 )
 198         [self setAlphaValue:[self alphaValue]+0.1];
 199     if( [self alphaValue] >= 1.0 )
 200     {
 201         b_displayed = YES;
 202         [self setAlphaValue: 1.0];
 203         [self setFadeTimer:nil];
 204         if( b_fadeQueued )
 205         {
 206             b_fadeQueued=NO;
 207             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.1 target:self selector:@selector(unfocus:) userInfo:NULL repeats:YES]];
 208         }
 209     }
 210 }
 211
 212 /* This routine is called repeatedly to hide the window */
 213 - (void)unfocus:(NSTimer *)timer
 214 {
 215     if( b_keptVisible )
 216     {
 217         b_keptVisible = NO;
 218         b_fadeQueued = NO;
 219         [self setFadeTimer: NULL];
 220         [self fadeIn];
 221         return;
 222     }
 223     if( [self alphaValue] > 0.0 )
 224         [self setAlphaValue:[self alphaValue]-0.05];
 225     if( [self alphaValue] <= 0.05 )
 226     {
 227         b_displayed = NO;
 228         [self setAlphaValue:0.0];
 229         [self setFadeTimer:nil];
 230         if( b_fadeQueued )
 231         {
 232             b_fadeQueued=NO;
 233             [self setFadeTimer:
 234                 [NSTimer scheduledTimerWithTimeInterval:0.1
 235                                                  target:self
 236                                                selector:@selector(focus:)
 237                                                userInfo:NULL
 238                                                 repeats:YES]];
 239         }
 240     }
 241 }
 242
 243 - (void)mouseExited:(NSEvent *)theEvent
 244 {
 245     /* give up our focus, so the vout may show us again without letting the user clicking it */
 246     vout_thread_t *p_vout = getVout();
 247     if (p_vout)
 248     {
 249         if (var_GetBool( p_vout, "fullscreen" ))
 250             [[[[VLCMainWindow sharedInstance] videoView] window] makeKeyWindow];
 251         vlc_object_release( p_vout );
 252     }
 253 }
 254
 255 - (void)hideMouse
 256 {
 257     [NSCursor setHiddenUntilMouseMoves: YES];
 258 }
 259
 260 - (void)fadeIn
 261 {
 262     /* in case that the user don't want us to appear, make sure we hide the mouse */
 263
 264     if( !config_GetInt( VLCIntf, "macosx-fspanel" ) )
 265     {
 266         float time = (float)var_CreateGetInteger( VLCIntf, "mouse-hide-timeout" ) / 1000.;
 267         [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:time target:self selector:@selector(hideMouse) userInfo:nil repeats:NO]];
 268         return;
 269     }
 270
 271     if( b_nonActive )
 272         return;
 273
 274     [self orderFront: nil];
 275
 276     if( [self alphaValue] < 1.0 || b_displayed != YES )
 277     {
 278         if (![self fadeTimer])
 279             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(focus:) userInfo:[NSNumber numberWithShort:1] repeats:YES]];
 280         else if ([[[self fadeTimer] userInfo] shortValue]==0)
 281             b_fadeQueued=YES;
 282     }
 283     [self autoHide];
 284 }
 285
 286 - (void)fadeOut
 287 {
 288     if( NSPointInRect([NSEvent mouseLocation],[self frame]))
 289         return;
 290
 291     if( ( [self alphaValue] > 0.0 ) )
 292     {
 293         if (![self fadeTimer])
 294             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(unfocus:) userInfo:[NSNumber numberWithShort:0] repeats:YES]];
 295         else if ([[[self fadeTimer] userInfo] shortValue]==1)
 296             b_fadeQueued=YES;
 297     }
 298 }
 299
 300 /* triggers a timer to autoHide us again after some seconds of no activity */
 301 - (void)autoHide
 302 {
 303     /* this will tell the timer to start over again or to start at all */
 304     b_keptVisible = YES;
 305
 306     /* get us a valid timer */
 307     if(! b_alreadyCounting )
 308     {
 309         i_timeToKeepVisibleInSec = var_CreateGetInteger( VLCIntf, "mouse-hide-timeout" ) / 500;
 310         if( hideAgainTimer )
 311         {
 312             [hideAgainTimer invalidate];
 313             [hideAgainTimer autorelease];
 314         }
 315         /* released in -autoHide and -dealloc */
 316         hideAgainTimer = [[NSTimer scheduledTimerWithTimeInterval: 0.5
 317                                                           target: self
 318                                                         selector: @selector(keepVisible:)
 319                                                         userInfo: nil
 320                                                          repeats: YES] retain];
 321         b_alreadyCounting = YES;
 322     }
 323 }
 324
 325 - (void)keepVisible:(NSTimer *)timer
 326 {
 327     /* if the user triggered an action, start over again */
 328     if( b_keptVisible )
 329         b_keptVisible = NO;
 330
 331     /* count down until we hide ourselfes again and do so if necessary */
 332     if( --i_timeToKeepVisibleInSec < 1 )
 333     {
 334         [self hideMouse];
 335         [self fadeOut];
 336         [hideAgainTimer invalidate]; /* released in -autoHide and -dealloc */
 337         b_alreadyCounting = NO;
 338     }
 339 }
 340
 341 /* A getter and setter for our main timer that handles window fading */
 342 - (NSTimer *)fadeTimer
 343 {
 344     return fadeTimer;
 345 }
 346
 347 - (void)setFadeTimer:(NSTimer *)timer
 348 {
 349     [timer retain];
 350     [fadeTimer invalidate];
 351     [fadeTimer autorelease];
 352     fadeTimer=timer;
 353 }
 354
 355 - (void)mouseDown:(NSEvent *)theEvent
 356 {
 357     mouseClic = [theEvent locationInWindow];
 358 }
 359
 360 - (void)mouseDragged:(NSEvent *)theEvent
 361 {
 362     NSPoint point = [NSEvent mouseLocation];
 363     point.x -= mouseClic.x;
 364     point.y -= mouseClic.y;
 365     [self setFrameOrigin:point];
 366 }
 367
 368 - (BOOL)isDisplayed
 369 {
 370     return b_displayed;
 371 }
 372
 373 - (void)setVoutWasUpdated: (int)i_newdevice;
 374 {
 375     b_voutWasUpdated = YES;
 376     if( i_newdevice != i_device )
 377     {
 378         i_device = i_newdevice;
 379         [self center];
 380     }
 381 }
 382 @end
 383
 384 /*****************************************************************************
 385  * FSPanelView
 386  *****************************************************************************/
 387 @implementation VLCFSPanelView
 388
 389 #define addButton( o_button, imageOff, imageOn, _x, _y, action )                                \
 390     s_rc.origin.x = _x;                                                                         \
 391     s_rc.origin.y = _y;                                                                         \
 392     o_button = [[NSButton alloc] initWithFrame: s_rc];                                 \
 393     [o_button setButtonType: NSMomentaryChangeButton];                                          \
 394     [o_button setBezelStyle: NSRegularSquareBezelStyle];                                        \
 395     [o_button setBordered: NO];                                                                 \
 396     [o_button setFont:[NSFont systemFontOfSize:0]];                                             \
 397     [o_button setImage:[NSImage imageNamed:imageOff]];                                 \
 398     [o_button setAlternateImage:[NSImage imageNamed:imageOn]];                         \
 399     [o_button sizeToFit];                                                                       \
 400     [o_button setTarget: self];                                                                 \
 401     [o_button setAction: @selector(action:)];                                                   \
 402     [self addSubview:o_button];
 403
 404 #define addTextfield( class, o_text, align, font, color, size )                                    \
 405     o_text = [[class alloc] initWithFrame: s_rc];                            \
 406     [o_text setDrawsBackground: NO];                                                        \
 407     [o_text setBordered: NO];                                                               \
 408     [o_text setEditable: NO];                                                               \
 409     [o_text setSelectable: NO];                                                             \
 410     [o_text setStringValue: _NS("(no item is being played)")];                                                    \
 411     [o_text setAlignment: align];                                                           \
 412     [o_text setTextColor: [NSColor color]];                                                 \
 413     [o_text setFont:[NSFont font:[NSFont smallSystemFontSize] - size]];                     \
 414     [self addSubview:o_text];
 415
 416 - (id)initWithFrame:(NSRect)frameRect
 417 {
 418     id view = [super initWithFrame:frameRect];
 419     fillColor = [[NSColor clearColor] retain];
 420     NSRect s_rc = [self frame];
 421     addButton( o_prev, @"fs_skip_previous" , @"fs_skip_previous_highlight", 174, 15, prev );
 422     addButton( o_bwd, @"fs_rewind"        , @"fs_rewind_highlight"       , 211, 14, backward );
 423     addButton( o_play, @"fs_play"          , @"fs_play_highlight"         , 267, 10, play );
 424     addButton( o_fwd, @"fs_forward"       , @"fs_forward_highlight"      , 313, 14, forward );
 425     addButton( o_next, @"fs_skip_next"     , @"fs_skip_next_highlight"    , 365, 15, next );
 426     addButton( o_fullscreen, @"fs_exit_fullscreen", @"fs_exit_fullscreen_hightlight", 507, 13, toggleFullscreen );
 427 /*
 428     addButton( o_button, @"image (off state)", @"image (on state)", 38, 51, something );
 429  */
 430
 431     /* time slider */
 432     s_rc = [self frame];
 433     s_rc.origin.x = 15;
 434     s_rc.origin.y = 53;
 435     s_rc.size.width = 518;
 436     s_rc.size.height = 9;
 437     o_fs_timeSlider = [[VLCFSTimeSlider alloc] initWithFrame: s_rc];
 438     [o_fs_timeSlider setMinValue:0];
 439     [o_fs_timeSlider setMaxValue:10000];
 440     [o_fs_timeSlider setFloatValue: 0];
 441     [o_fs_timeSlider setContinuous: YES];
 442     [o_fs_timeSlider setTarget: self];
 443     [o_fs_timeSlider setAction: @selector(fsTimeSliderUpdate:)];
 444     [self addSubview: o_fs_timeSlider];
 445
 446     /* volume slider */
 447     s_rc = [self frame];
 448     s_rc.origin.x = 26;
 449     s_rc.origin.y = 17.5;
 450     s_rc.size.width = 95;
 451     s_rc.size.height = 10;
 452     o_fs_volumeSlider = [[VLCFSVolumeSlider alloc] initWithFrame: s_rc];
 453     [o_fs_volumeSlider setMinValue:0];
 454     [o_fs_volumeSlider setMaxValue:32];
 455     [o_fs_volumeSlider setFloatValue: 0];
 456     [o_fs_volumeSlider setContinuous: YES];
 457     [o_fs_volumeSlider setTarget: self];
 458     [o_fs_volumeSlider setAction: @selector(fsVolumeSliderUpdate:)];
 459     [self addSubview: o_fs_volumeSlider];
 460
 461     /* time counter and stream title output fields */
 462     s_rc = [self frame];
 463     s_rc.origin.x = 98;
 464     s_rc.origin.y = 64;
 465     s_rc.size.width = 352;
 466     s_rc.size.height = 14;
 467     addTextfield( NSTextField, o_streamTitle_txt, NSCenterTextAlignment, systemFontOfSize, whiteColor, 0 );
 468     s_rc.origin.x = 481;
 469     s_rc.origin.y = 64;
 470     s_rc.size.width = 55;
 471     addTextfield( VLCTimeField, o_streamPosition_txt, NSRightTextAlignment, systemFontOfSize, whiteColor, 0 );
 472
 473     return view;
 474 }
 475
 476 - (void)dealloc
 477 {
 478     [o_fs_timeSlider release];
 479     [o_fs_volumeSlider release];
 480     [o_prev release];
 481     [o_next release];
 482     [o_bwd release];
 483     [o_play release];
 484     [o_fwd release];
 485     [o_fullscreen release];
 486     [o_streamTitle_txt release];
 487     [o_streamPosition_txt release];
 488     [super dealloc];
 489 }
 490
 491 - (void)setPlay
 492 {
 493     [o_play setImage:[NSImage imageNamed:@"fs_play"]];
 494     [o_play setAlternateImage: [NSImage imageNamed:@"fs_play_highlight"]];
 495 }
 496
 497 - (void)setPause
 498 {
 499     [o_play setImage: [NSImage imageNamed:@"fs_pause"]];
 500     [o_play setAlternateImage: [NSImage imageNamed:@"fs_pause_highlight"]];
 501 }
 502
 503 - (void)setStreamTitle:(NSString *)o_title
 504 {
 505     [o_streamTitle_txt setStringValue: o_title];
 506 }
 507
 508 - (void)setStreamPos:(float) f_pos andTime:(NSString *)o_time
 509 {
 510     [o_streamPosition_txt setStringValue: o_time];
 511     [o_fs_timeSlider setFloatValue: f_pos];
 512 }
 513
 514 - (void)setSeekable:(BOOL)b_seekable
 515 {
 516     [o_bwd setEnabled: b_seekable];
 517     [o_fwd setEnabled: b_seekable];
 518     [o_fs_timeSlider setEnabled: b_seekable];
 519 }
 520
 521 - (void)setVolumeLevel: (float)f_volumeLevel
 522 {
 523     [o_fs_volumeSlider setFloatValue: f_volumeLevel];
 524 }
 525
 526 - (IBAction)play:(id)sender
 527 {
 528     [[VLCCoreInteraction sharedInstance] play];
 529 }
 530
 531 - (IBAction)forward:(id)sender
 532 {
 533     [[VLCCoreInteraction sharedInstance] forward];
 534 }
 535
 536 - (IBAction)backward:(id)sender
 537 {
 538     [[VLCCoreInteraction sharedInstance] backward];
 539 }
 540
 541 - (IBAction)prev:(id)sender
 542 {
 543     [[VLCCoreInteraction sharedInstance] previous];
 544 }
 545
 546 - (IBAction)next:(id)sender
 547 {
 548     [[VLCCoreInteraction sharedInstance] next];
 549 }
 550
 551 - (IBAction)toggleFullscreen:(id)sender
 552 {
 553     [[VLCCoreInteraction sharedInstance] toggleFullscreen];
 554 }
 555
 556 - (IBAction)fsTimeSliderUpdate:(id)sender
 557 {
 558     input_thread_t * p_input;
 559     p_input = pl_CurrentInput( VLCIntf );
 560     if( p_input != NULL )
 561     {
 562         vlc_value_t pos;
 563
 564         pos.f_float = [o_fs_timeSlider floatValue] / 10000.;
 565         var_Set( p_input, "position", pos );
 566         vlc_object_release( p_input );
 567     }
 568     [[VLCMain sharedInstance] updatePlaybackPosition];
 569 }
 570
 571 - (IBAction)fsVolumeSliderUpdate:(id)sender
 572 {
 573     [[VLCCoreInteraction sharedInstance] setVolume: [sender intValue]];
 574 }
 575
 576 #define addImage(image, _x, _y, mode, _width)                                               \
 577     img = [NSImage imageNamed:image];                                              \
 578     image_rect.size = [img size];                                                           \
 579     image_rect.origin.x = 0;                                                                \
 580     image_rect.origin.y = 0;                                                                \
 581     frame.origin.x = _x;                                                                    \
 582     frame.origin.y = _y;                                                                    \
 583     frame.size = [img size];                                                                \
 584     if( _width ) frame.size.width = _width;                                                 \
 585     [img drawInRect:frame fromRect:image_rect operation:mode fraction:1];
 586
 587 - (void)drawRect:(NSRect)rect
 588 {
 589     NSRect frame = [self frame];
 590     NSRect image_rect;
 591     NSImage *img;
 592     addImage( @"fs_background", 0, 0, NSCompositeCopy, 0 );
 593     addImage( @"fs_volume_slider_bar", 26, 22, NSCompositeSourceOver, 0 );
 594     addImage( @"fs_volume_mute", 16, 18, NSCompositeSourceOver, 0 );
 595     addImage( @"fs_volume_max", 124, 17, NSCompositeSourceOver, 0 );
 596     addImage( @"fs_time_slider", 15, 53, NSCompositeSourceOver, 0);
 597 }
 598
 599 @end
 600
 601 /*****************************************************************************
 602  * VLCFSTimeSlider
 603  *****************************************************************************/
 604 @implementation VLCFSTimeSlider
 605 - (void)drawKnobInRect:(NSRect)knobRect
 606 {
 607     NSRect image_rect;
 608     NSImage *img = [NSImage imageNamed:@"fs_time_slider_knob_highlight"];
 609     image_rect.size = [img size];
 610     image_rect.origin.x = 0;
 611     image_rect.origin.y = 0;
 612     knobRect.origin.x += (knobRect.size.width - image_rect.size.width) / 2;
 613     knobRect.size.width = image_rect.size.width;
 614     knobRect.size.height = image_rect.size.height;
 615     [img drawInRect:knobRect fromRect:image_rect operation:NSCompositeSourceOver fraction:1];
 616 }
 617
 618 - (void)drawRect:(NSRect)rect
 619 {
 620     /* Draw default to make sure the slider behaves correctly */
 621     [[NSGraphicsContext currentContext] saveGraphicsState];
 622     NSRectClip(NSZeroRect);
 623     [super drawRect:rect];
 624     [[NSGraphicsContext currentContext] restoreGraphicsState];
 625
 626     NSRect knobRect = [[self cell] knobRectFlipped:NO];
 627     knobRect.origin.y+=7.5;
 628     [[[NSColor blackColor] colorWithAlphaComponent:0.6] set];
 629     [self drawKnobInRect: knobRect];
 630 }
 631
 632 @end
 633
 634 /*****************************************************************************
 635 * VLCFSVolumeSlider
 636 *****************************************************************************/
 637 @implementation VLCFSVolumeSlider
 638 - (void)drawKnobInRect:(NSRect) knobRect
 639 {
 640     NSRect image_rect;
 641     NSImage *img = [NSImage imageNamed:@"fs_volume_slider_knob"];
 642     image_rect.size = [img size];
 643     image_rect.origin.x = 0;
 644     image_rect.origin.y = 0;
 645     knobRect.origin.x += (knobRect.size.width - image_rect.size.width) / 2;
 646     knobRect.size.width = image_rect.size.width;
 647     knobRect.size.height = image_rect.size.height;
 648     [img drawInRect:knobRect fromRect:image_rect operation:NSCompositeSourceOver fraction:1];
 649 }
 650
 651 - (void)drawRect:(NSRect)rect
 652 {
 653     /* Draw default to make sure the slider behaves correctly */
 654     [[NSGraphicsContext currentContext] saveGraphicsState];
 655     NSRectClip(NSZeroRect);
 656     [super drawRect:rect];
 657     [[NSGraphicsContext currentContext] restoreGraphicsState];
 658
 659     NSRect knobRect = [[self cell] knobRectFlipped:NO];
 660     knobRect.origin.y+=6;
 661     [[[NSColor blackColor] colorWithAlphaComponent:0.6] set];
 662     [self drawKnobInRect: knobRect];
 663 }
 664
 665 @end
 666