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

   1 /*****************************************************************************
   2  * MainWindowTitle.m: MacOS X interface module
   3  *****************************************************************************
   4  * Copyright (C) 2011-2012 Felix Paul Kühne
   5  * $Id$
   6  *
   7  * Authors: Felix Paul Kühne <fkuehne -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 #import <vlc_common.h>
  25 #import "intf.h"
  26 #import "MainWindowTitle.h"
  27 #import "CoreInteraction.h"
  28 #import "CompatibilityFixes.h"
  29 #import <SystemConfiguration/SystemConfiguration.h> // for the revealInFinder clone
  30
  31 /*****************************************************************************
  32  * VLCMainWindowTitleView
  33  *
  34  * this is our title bar, which can do anything a title should do
  35  * it relies on the VLCWindowButtonCell to display the correct traffic light
  36  * states, since we can't capture the mouse-moved events here correctly
  37  *****************************************************************************/
  38
  39 @implementation VLCMainWindowTitleView
  40 - (id)init
  41 {
  42     o_window_title_attributes_dict = [[NSDictionary dictionaryWithObjectsAndKeys: [NSColor whiteColor], NSForegroundColorAttributeName, [NSFont titleBarFontOfSize:12.0], NSFontAttributeName, nil] retain];
  43
  44     return [super init];
  45 }
  46
  47 - (void)dealloc
  48 {
  49     [[NSNotificationCenter defaultCenter] removeObserver: self];
  50
  51     [o_red_img release];
  52     [o_red_over_img release];
  53     [o_red_on_img release];
  54     [o_yellow_img release];
  55     [o_yellow_over_img release];
  56     [o_yellow_on_img release];
  57     [o_green_img release];
  58     [o_green_over_img release];
  59     [o_green_on_img release];
  60
  61     [o_window_title_shadow release];
  62     [o_window_title_attributes_dict release];
  63
  64     [super dealloc];
  65 }
  66
  67 - (void)awakeFromNib
  68 {
  69     [self setAutoresizesSubviews: YES];
  70     [self setImagesLeft:[NSImage imageNamed:@"topbar-dark-left"] middle: [NSImage imageNamed:@"topbar-dark-center-fill"] right:[NSImage imageNamed:@"topbar-dark-right"]];
  71
  72     [self loadButtonIcons];
  73     [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(controlTintChanged:) name: NSControlTintDidChangeNotification object: nil];
  74
  75     [o_red_btn setImage: o_red_img];
  76     [o_red_btn setAlternateImage: o_red_on_img];
  77     [[o_red_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  78     [[o_red_btn cell] setTag: 0];
  79     [o_yellow_btn setImage: o_yellow_img];
  80     [o_yellow_btn setAlternateImage: o_yellow_on_img];
  81     [[o_yellow_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  82     [[o_yellow_btn cell] setTag: 1];
  83     [o_green_btn setImage: o_green_img];
  84     [o_green_btn setAlternateImage: o_green_on_img];
  85     [[o_green_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  86     [[o_green_btn cell] setTag: 2];
  87     [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen"]];
  88     [o_fullscreen_btn setAlternateImage: [NSImage imageNamed:@"window-fullscreen-on"]];
  89     [[o_fullscreen_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  90     [[o_fullscreen_btn cell] setTag: 3];
  91 }
  92
  93 - (void)controlTintChanged:(NSNotification *)notification
  94 {
  95     [o_red_img release];
  96     [o_red_over_img release];
  97     [o_red_on_img release];
  98     [o_yellow_img release];
  99     [o_yellow_over_img release];
 100     [o_yellow_on_img release];
 101     [o_green_img release];
 102     [o_green_over_img release];
 103     [o_green_on_img release];
 104
 105     [self loadButtonIcons];
 106
 107     [o_red_btn setNeedsDisplay];
 108     [o_yellow_btn setNeedsDisplay];
 109     [o_green_btn setNeedsDisplay];
 110 }
 111
 112 - (void)loadButtonIcons
 113 {
 114     if (OSX_LION)
 115     {
 116         if( [NSColor currentControlTint] == NSBlueControlTint )
 117         {
 118             o_red_img = [[NSImage imageNamed:@"lion-window-close"] retain];
 119             o_red_over_img = [[NSImage imageNamed:@"lion-window-close-over"] retain];
 120             o_red_on_img = [[NSImage imageNamed:@"lion-window-close-on"] retain];
 121             o_yellow_img = [[NSImage imageNamed:@"lion-window-minimize"] retain];
 122             o_yellow_over_img = [[NSImage imageNamed:@"lion-window-minimize-over"] retain];
 123             o_yellow_on_img = [[NSImage imageNamed:@"lion-window-minimize-on"] retain];
 124             o_green_img = [[NSImage imageNamed:@"lion-window-zoom"] retain];
 125             o_green_over_img = [[NSImage imageNamed:@"lion-window-zoom-over"] retain];
 126             o_green_on_img = [[NSImage imageNamed:@"lion-window-zoom-on"] retain];
 127         } else {
 128             o_red_img = [[NSImage imageNamed:@"lion-window-close-graphite"] retain];
 129             o_red_over_img = [[NSImage imageNamed:@"lion-window-close-over-graphite"] retain];
 130             o_red_on_img = [[NSImage imageNamed:@"lion-window-close-on-graphite"] retain];
 131             o_yellow_img = [[NSImage imageNamed:@"lion-window-minimize-graphite"] retain];
 132             o_yellow_over_img = [[NSImage imageNamed:@"lion-window-minimize-over-graphite"] retain];
 133             o_yellow_on_img = [[NSImage imageNamed:@"lion-window-minimize-on-graphite"] retain];
 134             o_green_img = [[NSImage imageNamed:@"lion-window-zoom-graphite"] retain];
 135             o_green_over_img = [[NSImage imageNamed:@"lion-window-zoom-over-graphite"] retain];
 136             o_green_on_img = [[NSImage imageNamed:@"lion-window-zoom-on-graphite"] retain];
 137         }
 138     } else {
 139         if( [NSColor currentControlTint] == NSBlueControlTint )
 140         {
 141             o_red_img = [[NSImage imageNamed:@"snowleo-window-close"] retain];
 142             o_red_over_img = [[NSImage imageNamed:@"snowleo-window-close-over"] retain];
 143             o_red_on_img = [[NSImage imageNamed:@"snowleo-window-close-on"] retain];
 144             o_yellow_img = [[NSImage imageNamed:@"snowleo-window-minimize"] retain];
 145             o_yellow_over_img = [[NSImage imageNamed:@"snowleo-window-minimize-over"] retain];
 146             o_yellow_on_img = [[NSImage imageNamed:@"snowleo-window-minimize-on"] retain];
 147             o_green_img = [[NSImage imageNamed:@"snowleo-window-zoom"] retain];
 148             o_green_over_img = [[NSImage imageNamed:@"snowleo-window-zoom-over"] retain];
 149             o_green_on_img = [[NSImage imageNamed:@"snowleo-window-zoom-on"] retain];
 150         } else {
 151             o_red_img = [[NSImage imageNamed:@"snowleo-window-close-graphite"] retain];
 152             o_red_over_img = [[NSImage imageNamed:@"snowleo-window-close-over-graphite"] retain];
 153             o_red_on_img = [[NSImage imageNamed:@"snowleo-window-close-on-graphite"] retain];
 154             o_yellow_img = [[NSImage imageNamed:@"snowleo-window-minimize-graphite"] retain];
 155             o_yellow_over_img = [[NSImage imageNamed:@"snowleo-window-minimize-over-graphite"] retain];
 156             o_yellow_on_img = [[NSImage imageNamed:@"snowleo-window-minimize-on-graphite"] retain];
 157             o_green_img = [[NSImage imageNamed:@"snowleo-window-zoom-graphite"] retain];
 158             o_green_over_img = [[NSImage imageNamed:@"snowleo-window-zoom-over-graphite"] retain];
 159             o_green_on_img = [[NSImage imageNamed:@"snowleo-window-zoom-on-graphite"] retain];
 160         }
 161     }
 162 }
 163
 164 - (BOOL)mouseDownCanMoveWindow
 165 {
 166     return YES;
 167 }
 168
 169 - (IBAction)buttonAction:(id)sender
 170 {
 171     if (sender == o_red_btn)
 172         [[self window] performClose: sender];
 173     else if (sender == o_yellow_btn)
 174         [[self window] miniaturize: sender];
 175     else if (sender == o_green_btn)
 176         [[self window] performZoom: sender];
 177     else if (sender == o_fullscreen_btn)
 178     {
 179         // set fs directly to true, as the vars can be already true in some configs
 180         var_SetBool( pl_Get( VLCIntf ), "fullscreen", true );
 181
 182         vout_thread_t *p_vout = getVout();
 183         if( p_vout )
 184         {
 185             var_SetBool( p_vout, "fullscreen", true );
 186             vlc_object_release( p_vout );
 187         }
 188     }
 189     else
 190         msg_Err( VLCIntf, "unknown button action sender" );
 191
 192     [self setWindowButtonOver: NO];
 193     [self setWindowFullscreenButtonOver: NO];
 194 }
 195
 196 - (void)setWindowTitle:(NSString *)title
 197 {
 198     if (!o_window_title_shadow)
 199     {
 200         o_window_title_shadow = [[NSShadow alloc] init];
 201         [o_window_title_shadow setShadowColor:[NSColor colorWithCalibratedWhite:1.0 alpha:0.5]];
 202         [o_window_title_shadow setShadowOffset:NSMakeSize(0.0, -1.5)];
 203         [o_window_title_shadow setShadowBlurRadius:0.5];
 204         [o_window_title_shadow retain];
 205     }
 206
 207     NSMutableAttributedString *o_attributed_title = [[NSMutableAttributedString alloc] initWithString:title attributes: o_window_title_attributes_dict];
 208     NSUInteger i_titleLength = [title length];
 209
 210     [o_attributed_title addAttribute:NSShadowAttributeName value:o_window_title_shadow range:NSMakeRange(0, i_titleLength)];
 211     [o_attributed_title setAlignment: NSCenterTextAlignment range:NSMakeRange(0, i_titleLength)];
 212     [o_title_lbl setAttributedStringValue:o_attributed_title];
 213     [o_attributed_title release];
 214 }
 215
 216 - (void)setFullscreenButtonHidden:(BOOL)b_value
 217 {
 218     [o_fullscreen_btn setHidden: b_value];
 219 }
 220
 221 - (void)setWindowButtonOver:(BOOL)b_value
 222 {
 223     if( b_value )
 224     {
 225         [o_red_btn setImage: o_red_over_img];
 226         [o_yellow_btn setImage: o_yellow_over_img];
 227         [o_green_btn setImage: o_green_over_img];
 228     }
 229     else
 230     {
 231         [o_red_btn setImage: o_red_img];
 232         [o_yellow_btn setImage: o_yellow_img];
 233         [o_green_btn setImage: o_green_img];
 234     }
 235 }
 236
 237 - (void)setWindowFullscreenButtonOver:(BOOL)b_value
 238 {
 239     if (b_value)
 240         [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen-over"]];
 241     else
 242         [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen"]];
 243 }
 244
 245 - (void)mouseUp:(NSEvent *)event
 246 {
 247     if ([event clickCount] == 2) {
 248         //Get settings from "System Preferences" >  "Appearance" > "Double-click on windows title bar to minimize"
 249         NSString *const MDAppleMiniaturizeOnDoubleClickKey = @"AppleMiniaturizeOnDoubleClick";
 250         NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];
 251         [userDefaults addSuiteNamed:NSGlobalDomain];
 252
 253         if ([[userDefaults objectForKey:MDAppleMiniaturizeOnDoubleClickKey] boolValue])
 254             [[self window] miniaturize:self];
 255     }
 256 }
 257 @end
 258
 259 /*****************************************************************************
 260  * VLCWindowButtonCell
 261  *
 262  * since the title bar cannot fetch these mouse events (the more top-level
 263  * NSButton is unable fetch them as well), we are using a subclass of the
 264  * button cell to do so. It's set in the nib for the respective objects.
 265  *****************************************************************************/
 266
 267 @implementation VLCWindowButtonCell
 268
 269 - (void)mouseEntered:(NSEvent *)theEvent
 270 {
 271     if ([self tag] == 3)
 272         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowFullscreenButtonOver: YES];
 273     else
 274         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowButtonOver: YES];
 275 }
 276
 277 - (void)mouseExited:(NSEvent *)theEvent
 278 {
 279     if ([self tag] == 3)
 280         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowFullscreenButtonOver: NO];
 281     else
 282         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowButtonOver: NO];
 283 }
 284
 285 /* accessibility stuff */
 286 - (NSArray*)accessibilityAttributeNames {
 287     NSArray *theAttributeNames = [super accessibilityAttributeNames];
 288     id theControlView = [self controlView];
 289     return ([theControlView respondsToSelector: @selector(extendedAccessibilityAttributeNames:)] ? [theControlView extendedAccessibilityAttributeNames: theAttributeNames] : theAttributeNames); // ask the cell's control view (i.e., the button) for additional attribute values
 290 }
 291
 292 - (id)accessibilityAttributeValue: (NSString*)theAttributeName {
 293     id theControlView = [self controlView];
 294     if ([theControlView respondsToSelector: @selector(extendedAccessibilityAttributeValue:)]) {
 295         id theValue = [theControlView extendedAccessibilityAttributeValue: theAttributeName];
 296         if (theValue) {
 297             return theValue; // if this is an extended attribute value we added, return that -- otherwise, fall back to super's implementation
 298         }
 299     }
 300     return [super accessibilityAttributeValue: theAttributeName];
 301 }
 302
 303 - (BOOL)accessibilityIsAttributeSettable: (NSString*)theAttributeName {
 304     id theControlView = [self controlView];
 305     if ([theControlView respondsToSelector: @selector(extendedAccessibilityIsAttributeSettable:)]) {
 306         NSNumber *theValue = [theControlView extendedAccessibilityIsAttributeSettable: theAttributeName];
 307         if (theValue) {
 308             return [theValue boolValue]; // same basic strategy we use in -accessibilityAttributeValue:
 309         }
 310     }
 311     return [super accessibilityIsAttributeSettable: theAttributeName];
 312 }
 313
 314 @end
 315
 316
 317 /*****************************************************************************
 318  * VLCResizeControl
 319  *
 320  * For Leopard and Snow Leopard, we need to emulate the resize control on the
 321  * bottom right of the window, since it is gone by using the borderless window
 322  * mask. A proper fix would be Lion-only.
 323  *****************************************************************************/
 324
 325 @implementation VLCResizeControl
 326
 327 - (void)mouseDown:(NSEvent *)theEvent {
 328     BOOL keepOn = YES;
 329
 330     while (keepOn) {
 331         theEvent = [[self window] nextEventMatchingMask: NSLeftMouseUpMask |
 332                     NSLeftMouseDraggedMask];
 333
 334         switch ([theEvent type]) {
 335             case NSLeftMouseDragged:
 336             {
 337                 NSRect windowFrame = [[self window] frame];
 338                 CGFloat deltaX, deltaY, oldOriginY;
 339                 deltaX = [theEvent deltaX];
 340                 deltaY = [theEvent deltaY];
 341                 oldOriginY = windowFrame.origin.y;
 342
 343                 windowFrame.origin.y = (oldOriginY + windowFrame.size.height) - (windowFrame.size.height + deltaY);
 344                 windowFrame.size.width += deltaX;
 345                 windowFrame.size.height += deltaY;
 346
 347                 NSSize winMinSize = [self window].minSize;
 348                 if (windowFrame.size.width < winMinSize.width)
 349                     windowFrame.size.width = winMinSize.width;
 350
 351                 if (windowFrame.size.height < winMinSize.height)
 352                 {
 353                     windowFrame.size.height = winMinSize.height;
 354                     windowFrame.origin.y = oldOriginY;
 355                 }
 356
 357                 [[self window] setFrame: windowFrame display: YES animate: NO];
 358                 break;
 359             }
 360                 break;
 361             case NSLeftMouseUp:
 362                 keepOn = NO;
 363                 break;
 364             default:
 365                 /* Ignore any other kind of event. */
 366                 break;
 367         }
 368
 369     };
 370
 371     return;
 372 }
 373
 374 @end
 375
 376 /*****************************************************************************
 377  * VLCColorView
 378  *
 379  * since we are using a clear window color when using the black window
 380  * style, some filling is needed behind the video and some other elements
 381  *****************************************************************************/
 382
 383 @implementation VLCColorView
 384
 385 - (void)drawRect:(NSRect)rect {
 386     [[NSColor blackColor] setFill];
 387     NSRectFill(rect);
 388 }
 389
 390 @end
 391
 392 /*****************************************************************************
 393  * custom window buttons to support the accessibility stuff
 394  *****************************************************************************/
 395
 396 @implementation VLCCustomWindowButtonPrototype
 397 + (Class)cellClass {
 398     return [VLCWindowButtonCell class];
 399 }
 400
 401 - (NSArray*)extendedAccessibilityAttributeNames: (NSArray*)theAttributeNames {
 402     return ([theAttributeNames containsObject: NSAccessibilitySubroleAttribute] ? theAttributeNames : [theAttributeNames arrayByAddingObject: NSAccessibilitySubroleAttribute]); // run-of-the-mill button cells don't usually have a Subrole attribute, so we add that attribute
 403 }
 404
 405 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 406     return nil;
 407 }
 408
 409 - (NSNumber*)extendedAccessibilityIsAttributeSettable: (NSString*)theAttributeName {
 410     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? [NSNumber numberWithBool: NO] : nil); // make the Subrole attribute we added non-settable
 411 }
 412
 413 - (void)accessibilityPerformAction: (NSString*)theActionName {
 414     if ([theActionName isEqualToString: NSAccessibilityPressAction]) {
 415         if ([self isEnabled]) {
 416             [self performClick: nil];
 417         }
 418     } else {
 419         [super accessibilityPerformAction: theActionName];
 420     }
 421 }
 422
 423 @end
 424
 425 @implementation VLCCustomWindowCloseButton
 426 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 427     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityCloseButtonAttribute : nil);
 428 }
 429
 430 @end
 431
 432
 433 @implementation VLCCustomWindowMinimizeButton
 434 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 435     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityMinimizeButtonAttribute : nil);
 436 }
 437
 438 @end
 439
 440
 441 @implementation VLCCustomWindowZoomButton
 442 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 443     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityZoomButtonAttribute : nil);
 444 }
 445
 446 @end
 447
 448
 449 @implementation VLCCustomWindowFullscreenButton
 450 #ifdef MAC_OS_X_VERSION_10_7
 451 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 452     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityFullScreenButtonAttribute : nil);
 453 }
 454 #endif
 455
 456 @end
 457
 458
 459 @implementation VLCWindowTitleTextField
 460
 461 - (void)dealloc
 462 {
 463     if (contextMenu)
 464         [contextMenu release];
 465
 466     [super dealloc];
 467 }
 468
 469 - (void)showRightClickMenuWithEvent:(NSEvent *)o_event
 470 {
 471     if (contextMenu)
 472         [contextMenu release];
 473
 474     NSURL * representedURL = [[self window] representedURL];
 475     if (! representedURL)
 476         return;
 477
 478     NSArray * pathComponents;
 479
 480     if (OSX_SNOW_LEOPARD || OSX_LION)
 481         pathComponents = [representedURL pathComponents];
 482     else
 483         pathComponents = [[representedURL path] pathComponents];
 484
 485     if (!pathComponents)
 486         return;
 487
 488     contextMenu = [[NSMenu alloc] initWithTitle: [[NSFileManager defaultManager] displayNameAtPath: [representedURL path]]];
 489
 490     NSUInteger count = [pathComponents count];
 491     NSImage * icon;
 492     NSMenuItem * currentItem;
 493     NSMutableString * currentPath;
 494     NSSize iconSize = NSMakeSize( 16., 16. );
 495     for (NSUInteger i = count - 1; i > 0; i--) {
 496         currentPath = [NSMutableString stringWithCapacity:1024];
 497         for (NSUInteger y = 0; y < i; y++)
 498             [currentPath appendFormat: @"/%@", [pathComponents objectAtIndex:y + 1]];
 499
 500         [contextMenu addItemWithTitle: [[NSFileManager defaultManager] displayNameAtPath: currentPath] action:@selector(revealInFinder:) keyEquivalent:@""];
 501         currentItem = [contextMenu itemAtIndex:[contextMenu numberOfItems] - 1];
 502         [currentItem setTarget: self];
 503
 504         icon = [[NSWorkspace sharedWorkspace] iconForFile:currentPath];
 505         [icon setSize: iconSize];
 506         [currentItem setImage: icon];
 507     }
 508
 509     if ([[pathComponents objectAtIndex: 1] isEqualToString:@"Volumes"]) {
 510         /* we don't want to show the Volumes item, since the Cocoa does it neither */
 511         currentItem = [contextMenu itemWithTitle:[[NSFileManager defaultManager] displayNameAtPath: @"/Volumes"]];
 512         if (currentItem)
 513             [contextMenu removeItem: currentItem];
 514     } else {
 515         /* we're on the boot drive, so add it since it isn't part of the components */
 516         [contextMenu addItemWithTitle: [[NSFileManager defaultManager] displayNameAtPath:@"/"] action:@selector(revealInFinder:) keyEquivalent:@""];
 517         currentItem = [contextMenu itemAtIndex: [contextMenu numberOfItems] - 1];
 518         icon = [[NSWorkspace sharedWorkspace] iconForFile:@"/"];
 519         [icon setSize: iconSize];
 520         [currentItem setImage: icon];
 521         [currentItem setTarget: self];
 522     }
 523
 524     /* add the computer item */
 525     [contextMenu addItemWithTitle: [(NSString*)SCDynamicStoreCopyComputerName(NULL, NULL) autorelease] action:@selector(revealInFinder:) keyEquivalent:@""];
 526     currentItem = [contextMenu itemAtIndex: [contextMenu numberOfItems] - 1];
 527     icon = [NSImage imageNamed: NSImageNameComputer];
 528     [icon setSize: iconSize];
 529     [currentItem setImage: icon];
 530     [currentItem setTarget: self];
 531
 532     [NSMenu popUpContextMenu: contextMenu withEvent: o_event forView: [self superview]];
 533 }
 534
 535 - (IBAction)revealInFinder:(id)sender
 536 {
 537     NSUInteger count = [contextMenu numberOfItems];
 538     NSUInteger selectedItem = [contextMenu indexOfItem: sender];
 539
 540     if (selectedItem == count - 1)  // the fake computer item
 541     {
 542         [[NSWorkspace sharedWorkspace] selectFile: @"/" inFileViewerRootedAtPath: @""];
 543         return;
 544     }
 545
 546     NSURL * representedURL = [[self window] representedURL];
 547     if (! representedURL)
 548         return;
 549
 550     if (selectedItem == 0) // the actual file, let's save time
 551     {
 552         [[NSWorkspace sharedWorkspace] selectFile: [representedURL path] inFileViewerRootedAtPath: [representedURL path]];
 553         return;
 554     }
 555
 556     NSArray * pathComponents;
 557     if (OSX_SNOW_LEOPARD || OSX_LION)
 558         pathComponents = [representedURL pathComponents];
 559     else
 560         pathComponents = [[representedURL path] pathComponents];
 561     if (!pathComponents)
 562         return;
 563
 564     NSMutableString * currentPath;
 565     currentPath = [NSMutableString stringWithCapacity:1024];
 566     selectedItem = count - selectedItem;
 567
 568     /* fix for non-startup volumes */
 569     if ([[pathComponents objectAtIndex:1] isEqualToString:@"Volumes"])
 570         selectedItem += 1;
 571
 572     for (NSUInteger y = 1; y < selectedItem; y++)
 573         [currentPath appendFormat: @"/%@", [pathComponents objectAtIndex:y]];
 574
 575     [[NSWorkspace sharedWorkspace] selectFile: currentPath inFileViewerRootedAtPath: currentPath];
 576 }
 577
 578 - (void)rightMouseDown:(NSEvent *)o_event
 579 {
 580     if( [o_event type] == NSRightMouseDown )
 581         [self showRightClickMenuWithEvent:o_event];
 582
 583     [super mouseDown: o_event];
 584 }
 585
 586 @end