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
  53     /* let the window sit on top of everything else and start out completely transparent */
  54     [win setLevel:NSModalPanelWindowLevel];
  55     i_device = 0;
  56     [win center];
  57     hideAgainTimer = fadeTimer = nil;
  58     [self setNonActive:nil];
  59     return win;
  60 }
  61
  62 - (void)awakeFromNib
  63 {
  64     [self setContentView:[[VLCFSPanelView alloc] initWithFrame: [self frame]]];
  65     BOOL isInside = (NSPointInRect([NSEvent mouseLocation],[self frame]));
  66     [[self contentView] addTrackingRect:[[self contentView] bounds] owner:self userData:nil assumeInside:isInside];
  67     if (isInside)
  68         [self mouseEntered:NULL];
  69     if (!isInside)
  70         [self mouseExited:NULL];
  71
  72     /* get a notification if VLC isn't the active app anymore */
  73     [[NSNotificationCenter defaultCenter]
  74     addObserver: self
  75        selector: @selector(setNonActive:)
  76            name: NSApplicationDidResignActiveNotification
  77          object: NSApp];
  78
  79     /* get a notification if VLC is the active app again */
  80     [[NSNotificationCenter defaultCenter]
  81     addObserver: self
  82        selector: @selector(setActive:)
  83            name: NSApplicationDidBecomeActiveNotification
  84          object: NSApp];
  85 }
  86
  87 /* make sure that we don't become key, since we can't handle hotkeys */
  88 - (BOOL)canBecomeKeyWindow
  89 {
  90     return NO;
  91 }
  92
  93 - (BOOL)mouseDownCanMoveWindow
  94 {
  95     return YES;
  96 }
  97
  98 -(void)dealloc
  99 {
 100     [[NSNotificationCenter defaultCenter] removeObserver: self];
 101
 102     if( hideAgainTimer )
 103     {
 104         [hideAgainTimer invalidate];
 105         [hideAgainTimer release];
 106     }
 107     [self setFadeTimer:nil];
 108     [super dealloc];
 109 }
 110
 111 -(void)center
 112 {
 113     /* centre the panel in the lower third of the screen */
 114     NSPoint theCoordinate;
 115     NSRect theScreensFrame;
 116     NSRect theWindowsFrame;
 117     NSScreen *screen;
 118
 119     /* user-defined screen */
 120     screen = [NSScreen screenWithDisplayID: (CGDirectDisplayID)i_device];
 121
 122     if (!screen)
 123     {
 124         /* invalid preferences or none specified, using main screen */
 125         screen = [NSScreen mainScreen];
 126     }
 127
 128     theScreensFrame = [screen frame];
 129
 130     theWindowsFrame = [self frame];
 131
 132     theCoordinate.x = (theScreensFrame.size.width - theWindowsFrame.size.width) / 2 + theScreensFrame.origin.x;
 133     theCoordinate.y = (theScreensFrame.size.height / 3) - theWindowsFrame.size.height + theScreensFrame.origin.y;
 134     [self setFrameTopLeftPoint: theCoordinate];
 135 }
 136
 137 - (void)setPlay
 138 {
 139     [[self contentView] setPlay];
 140 }
 141
 142 - (void)setPause
 143 {
 144     [[self contentView] setPause];
 145 }
 146
 147 - (void)setStreamTitle:(NSString *)o_title
 148 {
 149     [[self contentView] setStreamTitle: o_title];
 150 }
 151
 152 - (void)setStreamPos:(float) f_pos andTime:(NSString *)o_time
 153 {
 154     [[self contentView] setStreamPos:f_pos andTime: o_time];
 155 }
 156
 157 - (void)setSeekable:(BOOL) b_seekable
 158 {
 159     [[self contentView] setSeekable: b_seekable];
 160 }
 161
 162 - (void)setVolumeLevel: (float)f_volumeLevel
 163 {
 164     [[self contentView] setVolumeLevel: f_volumeLevel];
 165 }
 166
 167 - (void)setNonActive:(id)noData
 168 {
 169     b_nonActive = YES;
 170     [self orderOut: self];
 171
 172     /* here's fadeOut, just without visibly fading */
 173     b_displayed = NO;
 174     [self setAlphaValue:0.0];
 175     [self setFadeTimer:nil];
 176     b_fadeQueued = NO;
 177 }
 178
 179 - (void)setActive:(id)noData
 180 {
 181     vout_thread_t *p_vout = getVout();
 182     if (p_vout)
 183     {
 184         if (var_GetBool( p_vout, "fullscreen" ))
 185         {
 186             b_nonActive = NO;
 187             [self fadeIn];
 188         }
 189         vlc_object_release( p_vout );
 190     }
 191 }
 192
 193 /* This routine is called repeatedly to fade in the window */
 194 - (void)focus:(NSTimer *)timer
 195 {
 196     /* we need to push ourselves to front if the vout window was closed since our last display */
 197     if( b_voutWasUpdated )
 198     {
 199         [self orderFront: self];
 200         b_voutWasUpdated = NO;
 201     }
 202
 203     if( [self alphaValue] < 1.0 )
 204         [self setAlphaValue:[self alphaValue]+0.1];
 205     if( [self alphaValue] >= 1.0 )
 206     {
 207         b_displayed = YES;
 208         [self setAlphaValue: 1.0];
 209         [self setFadeTimer:nil];
 210         if( b_fadeQueued )
 211         {
 212             b_fadeQueued=NO;
 213             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.1 target:self selector:@selector(unfocus:) userInfo:NULL repeats:YES]];
 214         }
 215     }
 216 }
 217
 218 /* This routine is called repeatedly to hide the window */
 219 - (void)unfocus:(NSTimer *)timer
 220 {
 221     if( b_keptVisible )
 222     {
 223         b_keptVisible = NO;
 224         b_fadeQueued = NO;
 225         [self setFadeTimer: NULL];
 226         [self fadeIn];
 227         return;
 228     }
 229     if( [self alphaValue] > 0.0 )
 230         [self setAlphaValue:[self alphaValue]-0.05];
 231     if( [self alphaValue] <= 0.05 )
 232     {
 233         b_displayed = NO;
 234         [self setAlphaValue:0.0];
 235         [self setFadeTimer:nil];
 236         if( b_fadeQueued )
 237         {
 238             b_fadeQueued=NO;
 239             [self setFadeTimer:
 240                 [NSTimer scheduledTimerWithTimeInterval:0.1
 241                                                  target:self
 242                                                selector:@selector(focus:)
 243                                                userInfo:NULL
 244                                                 repeats:YES]];
 245         }
 246     }
 247 }
 248
 249 - (void)mouseExited:(NSEvent *)theEvent
 250 {
 251     /* give up our focus, so the vout may show us again without letting the user clicking it */
 252     vout_thread_t *p_vout = getVout();
 253     if (p_vout)
 254     {
 255         if (var_GetBool( p_vout, "fullscreen" ))
 256             [[[[VLCMainWindow sharedInstance] videoView] window] makeKeyWindow];
 257         vlc_object_release( p_vout );
 258     }
 259 }
 260
 261 - (void)hideMouse
 262 {
 263     [NSCursor setHiddenUntilMouseMoves: YES];
 264 }
 265
 266 - (void)fadeIn
 267 {
 268     /* in case that the user don't want us to appear, make sure we hide the mouse */
 269
 270     if( !config_GetInt( VLCIntf, "macosx-fspanel" ) )
 271     {
 272         float time = (float)var_CreateGetInteger( VLCIntf, "mouse-hide-timeout" ) / 1000.;
 273         [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:time target:self selector:@selector(hideMouse) userInfo:nil repeats:NO]];
 274         return;
 275     }
 276
 277     if( b_nonActive )
 278         return;
 279
 280     [self orderFront: nil];
 281
 282     if( [self alphaValue] < 1.0 || b_displayed != YES )
 283     {
 284         if (![self fadeTimer])
 285             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(focus:) userInfo:[NSNumber numberWithShort:1] repeats:YES]];
 286         else if ([[[self fadeTimer] userInfo] shortValue]==0)
 287             b_fadeQueued=YES;
 288     }
 289     [self autoHide];
 290 }
 291
 292 - (void)fadeOut
 293 {
 294     if( NSPointInRect([NSEvent mouseLocation],[self frame]))
 295         return;
 296
 297     if( ( [self alphaValue] > 0.0 ) )
 298     {
 299         if (![self fadeTimer])
 300             [self setFadeTimer:[NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(unfocus:) userInfo:[NSNumber numberWithShort:0] repeats:YES]];
 301         else if ([[[self fadeTimer] userInfo] shortValue]==1)
 302             b_fadeQueued=YES;
 303     }
 304 }
 305
 306 /* triggers a timer to autoHide us again after some seconds of no activity */
 307 - (void)autoHide
 308 {
 309     /* this will tell the timer to start over again or to start at all */
 310     b_keptVisible = YES;
 311
 312     /* get us a valid timer */
 313     if(! b_alreadyCounting )
 314     {
 315         i_timeToKeepVisibleInSec = var_CreateGetInteger( VLCIntf, "mouse-hide-timeout" ) / 500;
 316         if( hideAgainTimer )
 317         {
 318             [hideAgainTimer invalidate];
 319             [hideAgainTimer autorelease];
 320         }
 321         /* released in -autoHide and -dealloc */
 322         hideAgainTimer = [[NSTimer scheduledTimerWithTimeInterval: 0.5
 323                                                           target: self
 324                                                         selector: @selector(keepVisible:)
 325                                                         userInfo: nil
 326                                                          repeats: YES] retain];
 327         b_alreadyCounting = YES;
 328     }
 329 }
 330
 331 - (void)keepVisible:(NSTimer *)timer
 332 {
 333     /* if the user triggered an action, start over again */
 334     if( b_keptVisible )
 335         b_keptVisible = NO;
 336
 337     /* count down until we hide ourselfes again and do so if necessary */
 338     if( --i_timeToKeepVisibleInSec < 1 )
 339     {
 340         [self hideMouse];
 341         [self fadeOut];
 342         [hideAgainTimer invalidate]; /* released in -autoHide and -dealloc */
 343         b_alreadyCounting = NO;
 344     }
 345 }
 346
 347 /* A getter and setter for our main timer that handles window fading */
 348 - (NSTimer *)fadeTimer
 349 {
 350     return fadeTimer;
 351 }
 352
 353 - (void)setFadeTimer:(NSTimer *)timer
 354 {
 355     [timer retain];
 356     [fadeTimer invalidate];
 357     [fadeTimer autorelease];
 358     fadeTimer=timer;
 359 }
 360
 361 - (void)mouseDown:(NSEvent *)theEvent
 362 {
 363     mouseClic = [theEvent locationInWindow];
 364 }
 365
 366 - (void)mouseDragged:(NSEvent *)theEvent
 367 {
 368     NSPoint point = [NSEvent mouseLocation];
 369     point.x -= mouseClic.x;
 370     point.y -= mouseClic.y;
 371     [self setFrameOrigin:point];
 372 }
 373
 374 - (BOOL)isDisplayed
 375 {
 376     return b_displayed;
 377 }
 378
 379 - (void)setVoutWasUpdated: (int)i_newdevice;
 380 {
 381     b_voutWasUpdated = YES;
 382     if( i_newdevice != i_device )
 383     {
 384         i_device = i_newdevice;
 385         [self center];
 386     }
 387 }
 388 @end
 389
 390 /*****************************************************************************
 391  * FSPanelView
 392  *****************************************************************************/
 393 @implementation VLCFSPanelView
 394
 395 #define addButton( o_button, imageOff, imageOn, _x, _y, action )                                \
 396     s_rc.origin.x = _x;                                                                         \
 397     s_rc.origin.y = _y;                                                                         \
 398     o_button = [[NSButton alloc] initWithFrame: s_rc];                                 \
 399     [o_button setButtonType: NSMomentaryChangeButton];                                          \
 400     [o_button setBezelStyle: NSRegularSquareBezelStyle];                                        \
 401     [o_button setBordered: NO];                                                                 \
 402     [o_button setFont:[NSFont systemFontOfSize:0]];                                             \
 403     [o_button setImage:[NSImage imageNamed:imageOff]];                                 \
 404     [o_button setAlternateImage:[NSImage imageNamed:imageOn]];                         \
 405     [o_button sizeToFit];                                                                       \
 406     [o_button setTarget: self];                                                                 \
 407     [o_button setAction: @selector(action:)];                                                   \
 408     [self addSubview:o_button];
 409
 410 #define addTextfield( class, o_text, align, font, color, size )                                    \
 411     o_text = [[class alloc] initWithFrame: s_rc];                            \
 412     [o_text setDrawsBackground: NO];                                                        \
 413     [o_text setBordered: NO];                                                               \
 414     [o_text setEditable: NO];                                                               \
 415     [o_text setSelectable: NO];                                                             \
 416     [o_text setStringValue: _NS("(no item is being played)")];                                                    \
 417     [o_text setAlignment: align];                                                           \
 418     [o_text setTextColor: [NSColor color]];                                                 \
 419     [o_text setFont:[NSFont font:[NSFont smallSystemFontSize] - size]];                     \
 420     [self addSubview:o_text];
 421
 422 - (id)initWithFrame:(NSRect)frameRect
 423 {
 424     id view = [super initWithFrame:frameRect];
 425     fillColor = [[NSColor clearColor] retain];
 426     NSRect s_rc = [self frame];
 427     addButton( o_prev, @"fs_skip_previous" , @"fs_skip_previous_highlight", 174, 15, prev );
 428     addButton( o_bwd, @"fs_rewind"        , @"fs_rewind_highlight"       , 211, 14, backward );
 429     addButton( o_play, @"fs_play"          , @"fs_play_highlight"         , 267, 10, play );
 430     addButton( o_fwd, @"fs_forward"       , @"fs_forward_highlight"      , 313, 14, forward );
 431     addButton( o_next, @"fs_skip_next"     , @"fs_skip_next_highlight"    , 365, 15, next );
 432     addButton( o_fullscreen, @"fs_exit_fullscreen", @"fs_exit_fullscreen_hightlight", 507, 13, windowAction );
 433 /*
 434     addButton( o_button, @"image (off state)", @"image (on state)", 38, 51, something );
 435  */
 436
 437     /* time slider */
 438     s_rc = [self frame];
 439     s_rc.origin.x = 15;
 440     s_rc.origin.y = 53;
 441     s_rc.size.width = 518;
 442     s_rc.size.height = 9;
 443     o_fs_timeSlider = [[VLCFSTimeSlider alloc] initWithFrame: s_rc];
 444     [o_fs_timeSlider setMinValue:0];
 445     [o_fs_timeSlider setMaxValue:10000];
 446     [o_fs_timeSlider setFloatValue: 0];
 447     [o_fs_timeSlider setContinuous: YES];
 448     [o_fs_timeSlider setTarget: self];
 449     [o_fs_timeSlider setAction: @selector(fsTimeSliderUpdate:)];
 450     [self addSubview: o_fs_timeSlider];
 451
 452     /* volume slider */
 453     s_rc = [self frame];
 454     s_rc.origin.x = 26;
 455     s_rc.origin.y = 17.5;
 456     s_rc.size.width = 95;
 457     s_rc.size.height = 10;
 458     o_fs_volumeSlider = [[VLCFSVolumeSlider alloc] initWithFrame: s_rc];
 459     [o_fs_volumeSlider setMinValue:0];
 460     [o_fs_volumeSlider setMaxValue:32];
 461     [o_fs_volumeSlider setFloatValue: 0];
 462     [o_fs_volumeSlider setContinuous: YES];
 463     [o_fs_volumeSlider setTarget: self];
 464     [o_fs_volumeSlider setAction: @selector(fsVolumeSliderUpdate:)];
 465     [self addSubview: o_fs_volumeSlider];
 466
 467     /* time counter and stream title output fields */
 468     s_rc = [self frame];
 469     s_rc.origin.x = 98;
 470     s_rc.origin.y = 64;
 471     s_rc.size.width = 352;
 472     s_rc.size.height = 14;
 473     addTextfield( NSTextField, o_streamTitle_txt, NSCenterTextAlignment, systemFontOfSize, whiteColor, 0 );
 474     s_rc.origin.x = 481;
 475     s_rc.origin.y = 64;
 476     s_rc.size.width = 55;
 477     addTextfield( VLCTimeField, o_streamPosition_txt, NSRightTextAlignment, systemFontOfSize, whiteColor, 0 );
 478
 479     return view;
 480 }
 481
 482 - (void)dealloc
 483 {
 484     [o_fs_timeSlider release];
 485     [o_fs_volumeSlider release];
 486     [o_prev release];
 487     [o_next release];
 488     [o_bwd release];
 489     [o_play release];
 490     [o_fwd release];
 491     [o_fullscreen release];
 492     [o_streamTitle_txt release];
 493     [o_streamPosition_txt release];
 494     [super dealloc];
 495 }
 496
 497 - (void)setPlay
 498 {
 499     [o_play setImage:[NSImage imageNamed:@"fs_play"]];
 500     [o_play setAlternateImage: [NSImage imageNamed:@"fs_play_highlight"]];
 501 }
 502
 503 - (void)setPause
 504 {
 505     [o_play setImage: [NSImage imageNamed:@"fs_pause"]];
 506     [o_play setAlternateImage: [NSImage imageNamed:@"fs_pause_highlight"]];
 507 }
 508
 509 - (void)setStreamTitle:(NSString *)o_title
 510 {
 511     [o_streamTitle_txt setStringValue: o_title];
 512 }
 513
 514 - (void)setStreamPos:(float) f_pos andTime:(NSString *)o_time
 515 {
 516     [o_streamPosition_txt setStringValue: o_time];
 517     [o_fs_timeSlider setFloatValue: f_pos];
 518 }
 519
 520 - (void)setSeekable:(BOOL)b_seekable
 521 {
 522     [o_bwd setEnabled: b_seekable];
 523     [o_fwd setEnabled: b_seekable];
 524     [o_fs_timeSlider setEnabled: b_seekable];
 525 }
 526
 527 - (void)setVolumeLevel: (float)f_volumeLevel
 528 {
 529     [o_fs_volumeSlider setFloatValue: f_volumeLevel];
 530 }
 531
 532 - (IBAction)play:(id)sender
 533 {
 534     [[[VLCMain sharedInstance] controls] play: sender];
 535 }
 536
 537 - (IBAction)forward:(id)sender
 538 {
 539     [[[VLCMain sharedInstance] controls] forward: sender];
 540 }
 541
 542 - (IBAction)backward:(id)sender
 543 {
 544     [[[VLCMain sharedInstance] controls] backward: sender];
 545 }
 546
 547 - (IBAction)prev:(id)sender
 548 {
 549     [[[VLCMain sharedInstance] controls] prev: sender];
 550 }
 551
 552 - (IBAction)next:(id)sender
 553 {
 554     [[[VLCMain sharedInstance] controls] next: sender];
 555 }
 556
 557 - (IBAction)windowAction:(id)sender
 558 {
 559     [[[VLCMain sharedInstance] controls] windowAction: sender];
 560 }
 561
 562 - (IBAction)fsTimeSliderUpdate:(id)sender
 563 {
 564     input_thread_t * p_input;
 565     p_input = pl_CurrentInput( VLCIntf );
 566     if( p_input != NULL )
 567     {
 568         vlc_value_t pos;
 569
 570         pos.f_float = [o_fs_timeSlider floatValue] / 10000.;
 571         var_Set( p_input, "position", pos );
 572         vlc_object_release( p_input );
 573     }
 574     [[VLCMain sharedInstance] updatePlaybackPosition];
 575 }
 576
 577 - (IBAction)fsVolumeSliderUpdate:(id)sender
 578 {
 579     [[VLCCoreInteraction sharedInstance] setVolume: [sender intValue]];
 580 }
 581
 582 #define addImage(image, _x, _y, mode, _width)                                               \
 583     img = [NSImage imageNamed:image];                                              \
 584     image_rect.size = [img size];                                                           \
 585     image_rect.origin.x = 0;                                                                \
 586     image_rect.origin.y = 0;                                                                \
 587     frame.origin.x = _x;                                                                    \
 588     frame.origin.y = _y;                                                                    \
 589     frame.size = [img size];                                                                \
 590     if( _width ) frame.size.width = _width;                                                 \
 591     [img drawInRect:frame fromRect:image_rect operation:mode fraction:1];
 592
 593 - (void)drawRect:(NSRect)rect
 594 {
 595     NSRect frame = [self frame];
 596     NSRect image_rect;
 597     NSImage *img;
 598     addImage( @"fs_background", 0, 0, NSCompositeCopy, 0 );
 599     addImage( @"fs_volume_slider_bar", 26, 22, NSCompositeSourceOver, 0 );
 600     addImage( @"fs_volume_mute", 16, 18, NSCompositeSourceOver, 0 );
 601     addImage( @"fs_volume_max", 124, 17, NSCompositeSourceOver, 0 );
 602     addImage( @"fs_time_slider", 15, 53, NSCompositeSourceOver, 0);
 603 }
 604
 605 @end
 606
 607 /*****************************************************************************
 608  * VLCFSTimeSlider
 609  *****************************************************************************/
 610 @implementation VLCFSTimeSlider
 611 - (void)drawKnobInRect:(NSRect)knobRect
 612 {
 613     NSRect image_rect;
 614     NSImage *img = [NSImage imageNamed:@"fs_time_slider_knob_highlight"];
 615     image_rect.size = [img size];
 616     image_rect.origin.x = 0;
 617     image_rect.origin.y = 0;
 618     knobRect.origin.x += (knobRect.size.width - image_rect.size.width) / 2;
 619     knobRect.size.width = image_rect.size.width;
 620     knobRect.size.height = image_rect.size.height;
 621     [img drawInRect:knobRect fromRect:image_rect operation:NSCompositeSourceOver fraction:1];
 622 }
 623
 624 - (void)drawRect:(NSRect)rect
 625 {
 626     /* Draw default to make sure the slider behaves correctly */
 627     [[NSGraphicsContext currentContext] saveGraphicsState];
 628     NSRectClip(NSZeroRect);
 629     [super drawRect:rect];
 630     [[NSGraphicsContext currentContext] restoreGraphicsState];
 631
 632     NSRect knobRect = [[self cell] knobRectFlipped:NO];
 633     knobRect.origin.y+=7.5;
 634     [[[NSColor blackColor] colorWithAlphaComponent:0.6] set];
 635     [self drawKnobInRect: knobRect];
 636 }
 637
 638 @end
 639
 640 /*****************************************************************************
 641 * VLCFSVolumeSlider
 642 *****************************************************************************/
 643 @implementation VLCFSVolumeSlider
 644 - (void)drawKnobInRect:(NSRect) knobRect
 645 {
 646     NSRect image_rect;
 647     NSImage *img = [NSImage imageNamed:@"fs_volume_slider_knob"];
 648     image_rect.size = [img size];
 649     image_rect.origin.x = 0;
 650     image_rect.origin.y = 0;
 651     knobRect.origin.x += (knobRect.size.width - image_rect.size.width) / 2;
 652     knobRect.size.width = image_rect.size.width;
 653     knobRect.size.height = image_rect.size.height;
 654     [img drawInRect:knobRect fromRect:image_rect operation:NSCompositeSourceOver fraction:1];
 655 }
 656
 657 - (void)drawRect:(NSRect)rect
 658 {
 659     /* Draw default to make sure the slider behaves correctly */
 660     [[NSGraphicsContext currentContext] saveGraphicsState];
 661     NSRectClip(NSZeroRect);
 662     [super drawRect:rect];
 663     [[NSGraphicsContext currentContext] restoreGraphicsState];
 664
 665     NSRect knobRect = [[self cell] knobRectFlipped:NO];
 666     knobRect.origin.y+=6;
 667     [[[NSColor blackColor] colorWithAlphaComponent:0.6] set];
 668     [self drawKnobInRect: knobRect];
 669 }
 670
 671 @end
 672