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
  30 /*****************************************************************************
  31  * VLCMainWindowTitleView
  32  *
  33  * this is our title bar, which can do anything a title should do
  34  * it relies on the VLCWindowButtonCell to display the correct traffic light
  35  * states, since we can't capture the mouse-moved events here correctly
  36  *****************************************************************************/
  37
  38 @implementation VLCMainWindowTitleView
  39 - (id)init
  40 {
  41     o_window_title_attributes_dict = [[NSDictionary dictionaryWithObjectsAndKeys: [NSColor whiteColor], NSForegroundColorAttributeName, [NSFont titleBarFontOfSize:12.0], NSFontAttributeName, nil] retain];
  42
  43     return [super init];
  44 }
  45
  46 - (void)dealloc
  47 {
  48     [[NSNotificationCenter defaultCenter] removeObserver: self];
  49
  50     [o_red_img release];
  51     [o_red_over_img release];
  52     [o_red_on_img release];
  53     [o_yellow_img release];
  54     [o_yellow_over_img release];
  55     [o_yellow_on_img release];
  56     [o_green_img release];
  57     [o_green_over_img release];
  58     [o_green_on_img release];
  59
  60     [o_window_title_shadow release];
  61     [o_window_title_attributes_dict release];
  62
  63     [super dealloc];
  64 }
  65
  66 - (void)awakeFromNib
  67 {
  68     [self setAutoresizesSubviews: YES];
  69     [self setImagesLeft:[NSImage imageNamed:@"topbar-dark-left"] middle: [NSImage imageNamed:@"topbar-dark-center-fill"] right:[NSImage imageNamed:@"topbar-dark-right"]];
  70
  71     [self loadButtonIcons];
  72     [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(controlTintChanged:) name: NSControlTintDidChangeNotification object: nil];
  73
  74     [o_red_btn setImage: o_red_img];
  75     [o_red_btn setAlternateImage: o_red_on_img];
  76     [[o_red_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  77     [[o_red_btn cell] setTag: 0];
  78     [o_yellow_btn setImage: o_yellow_img];
  79     [o_yellow_btn setAlternateImage: o_yellow_on_img];
  80     [[o_yellow_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  81     [[o_yellow_btn cell] setTag: 1];
  82     [o_green_btn setImage: o_green_img];
  83     [o_green_btn setAlternateImage: o_green_on_img];
  84     [[o_green_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  85     [[o_green_btn cell] setTag: 2];
  86     [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen"]];
  87     [o_fullscreen_btn setAlternateImage: [NSImage imageNamed:@"window-fullscreen-on"]];
  88     [[o_fullscreen_btn cell] setShowsBorderOnlyWhileMouseInside: YES];
  89     [[o_fullscreen_btn cell] setTag: 3];
  90 }
  91
  92 - (void)controlTintChanged:(NSNotification *)notification
  93 {
  94     [o_red_img release];
  95     [o_red_over_img release];
  96     [o_red_on_img release];
  97     [o_yellow_img release];
  98     [o_yellow_over_img release];
  99     [o_yellow_on_img release];
 100     [o_green_img release];
 101     [o_green_over_img release];
 102     [o_green_on_img release];
 103
 104     [self loadButtonIcons];
 105
 106     [o_red_btn setNeedsDisplay];
 107     [o_yellow_btn setNeedsDisplay];
 108     [o_green_btn setNeedsDisplay];
 109 }
 110
 111 - (void)loadButtonIcons
 112 {
 113     if (OSX_LION)
 114     {
 115         if( [NSColor currentControlTint] == NSBlueControlTint )
 116         {
 117             o_red_img = [[NSImage imageNamed:@"lion-window-close"] retain];
 118             o_red_over_img = [[NSImage imageNamed:@"lion-window-close-over"] retain];
 119             o_red_on_img = [[NSImage imageNamed:@"lion-window-close-on"] retain];
 120             o_yellow_img = [[NSImage imageNamed:@"lion-window-minimize"] retain];
 121             o_yellow_over_img = [[NSImage imageNamed:@"lion-window-minimize-over"] retain];
 122             o_yellow_on_img = [[NSImage imageNamed:@"lion-window-minimize-on"] retain];
 123             o_green_img = [[NSImage imageNamed:@"lion-window-zoom"] retain];
 124             o_green_over_img = [[NSImage imageNamed:@"lion-window-zoom-over"] retain];
 125             o_green_on_img = [[NSImage imageNamed:@"lion-window-zoom-on"] retain];
 126         } else {
 127             o_red_img = [[NSImage imageNamed:@"lion-window-close-graphite"] retain];
 128             o_red_over_img = [[NSImage imageNamed:@"lion-window-close-over-graphite"] retain];
 129             o_red_on_img = [[NSImage imageNamed:@"lion-window-close-on-graphite"] retain];
 130             o_yellow_img = [[NSImage imageNamed:@"lion-window-minimize-graphite"] retain];
 131             o_yellow_over_img = [[NSImage imageNamed:@"lion-window-minimize-over-graphite"] retain];
 132             o_yellow_on_img = [[NSImage imageNamed:@"lion-window-minimize-on-graphite"] retain];
 133             o_green_img = [[NSImage imageNamed:@"lion-window-zoom-graphite"] retain];
 134             o_green_over_img = [[NSImage imageNamed:@"lion-window-zoom-over-graphite"] retain];
 135             o_green_on_img = [[NSImage imageNamed:@"lion-window-zoom-on-graphite"] retain];
 136         }
 137     } else {
 138         if( [NSColor currentControlTint] == NSBlueControlTint )
 139         {
 140             o_red_img = [[NSImage imageNamed:@"snowleo-window-close"] retain];
 141             o_red_over_img = [[NSImage imageNamed:@"snowleo-window-close-over"] retain];
 142             o_red_on_img = [[NSImage imageNamed:@"snowleo-window-close-on"] retain];
 143             o_yellow_img = [[NSImage imageNamed:@"snowleo-window-minimize"] retain];
 144             o_yellow_over_img = [[NSImage imageNamed:@"snowleo-window-minimize-over"] retain];
 145             o_yellow_on_img = [[NSImage imageNamed:@"snowleo-window-minimize-on"] retain];
 146             o_green_img = [[NSImage imageNamed:@"snowleo-window-zoom"] retain];
 147             o_green_over_img = [[NSImage imageNamed:@"snowleo-window-zoom-over"] retain];
 148             o_green_on_img = [[NSImage imageNamed:@"snowleo-window-zoom-on"] retain];
 149         } else {
 150             o_red_img = [[NSImage imageNamed:@"snowleo-window-close-graphite"] retain];
 151             o_red_over_img = [[NSImage imageNamed:@"snowleo-window-close-over-graphite"] retain];
 152             o_red_on_img = [[NSImage imageNamed:@"snowleo-window-close-on-graphite"] retain];
 153             o_yellow_img = [[NSImage imageNamed:@"snowleo-window-minimize-graphite"] retain];
 154             o_yellow_over_img = [[NSImage imageNamed:@"snowleo-window-minimize-over-graphite"] retain];
 155             o_yellow_on_img = [[NSImage imageNamed:@"snowleo-window-minimize-on-graphite"] retain];
 156             o_green_img = [[NSImage imageNamed:@"snowleo-window-zoom-graphite"] retain];
 157             o_green_over_img = [[NSImage imageNamed:@"snowleo-window-zoom-over-graphite"] retain];
 158             o_green_on_img = [[NSImage imageNamed:@"snowleo-window-zoom-on-graphite"] retain];
 159         }
 160     }
 161 }
 162
 163 - (BOOL)mouseDownCanMoveWindow
 164 {
 165     return YES;
 166 }
 167
 168 - (IBAction)buttonAction:(id)sender
 169 {
 170     if (sender == o_red_btn)
 171         [[self window] performClose: sender];
 172     else if (sender == o_yellow_btn)
 173         [[self window] miniaturize: sender];
 174     else if (sender == o_green_btn)
 175         [[self window] performZoom: sender];
 176     else if (sender == o_fullscreen_btn)
 177         [[VLCCoreInteraction sharedInstance] toggleFullscreen];
 178     else
 179         msg_Err( VLCIntf, "unknown button action sender" );
 180
 181     [self setWindowButtonOver: NO];
 182     [self setWindowFullscreenButtonOver: NO];
 183 }
 184
 185 - (void)setWindowTitle:(NSString *)title
 186 {
 187     if (!o_window_title_shadow)
 188     {
 189         o_window_title_shadow = [[NSShadow alloc] init];
 190         [o_window_title_shadow setShadowColor:[NSColor colorWithCalibratedWhite:1.0 alpha:0.5]];
 191         [o_window_title_shadow setShadowOffset:NSMakeSize(0.0, -1.5)];
 192         [o_window_title_shadow setShadowBlurRadius:0.5];
 193         [o_window_title_shadow retain];
 194     }
 195
 196     NSMutableAttributedString *o_attributed_title = [[NSMutableAttributedString alloc] initWithString:title attributes: o_window_title_attributes_dict];
 197     NSUInteger i_titleLength = [title length];
 198
 199     [o_attributed_title addAttribute:NSShadowAttributeName value:o_window_title_shadow range:NSMakeRange(0, i_titleLength)];
 200     [o_attributed_title setAlignment: NSCenterTextAlignment range:NSMakeRange(0, i_titleLength)];
 201     [o_title_lbl setAttributedStringValue:o_attributed_title];
 202     [o_attributed_title release];
 203 }
 204
 205 - (void)setFullscreenButtonHidden:(BOOL)b_value
 206 {
 207     [o_fullscreen_btn setHidden: b_value];
 208 }
 209
 210 - (void)setWindowButtonOver:(BOOL)b_value
 211 {
 212     if( b_value )
 213     {
 214         [o_red_btn setImage: o_red_over_img];
 215         [o_yellow_btn setImage: o_yellow_over_img];
 216         [o_green_btn setImage: o_green_over_img];
 217     }
 218     else
 219     {
 220         [o_red_btn setImage: o_red_img];
 221         [o_yellow_btn setImage: o_yellow_img];
 222         [o_green_btn setImage: o_green_img];
 223     }
 224 }
 225
 226 - (void)setWindowFullscreenButtonOver:(BOOL)b_value
 227 {
 228     if (b_value)
 229         [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen-over"]];
 230     else
 231         [o_fullscreen_btn setImage: [NSImage imageNamed:@"window-fullscreen"]];
 232 }
 233 @end
 234
 235 /*****************************************************************************
 236  * VLCWindowButtonCell
 237  *
 238  * since the title bar cannot fetch these mouse events (the more top-level
 239  * NSButton is unable fetch them as well), we are using a subclass of the
 240  * button cell to do so. It's set in the nib for the respective objects.
 241  *****************************************************************************/
 242
 243 @implementation VLCWindowButtonCell
 244
 245 - (void)mouseEntered:(NSEvent *)theEvent
 246 {
 247     if ([self tag] == 3)
 248         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowFullscreenButtonOver: YES];
 249     else
 250         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowButtonOver: YES];
 251 }
 252
 253 - (void)mouseExited:(NSEvent *)theEvent
 254 {
 255     if ([self tag] == 3)
 256         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowFullscreenButtonOver: NO];
 257     else
 258         [(VLCMainWindowTitleView *)[[self controlView] superview] setWindowButtonOver: NO];
 259 }
 260
 261 /* accessibility stuff */
 262 - (NSArray*)accessibilityAttributeNames {
 263     NSArray *theAttributeNames = [super accessibilityAttributeNames];
 264     id theControlView = [self controlView];
 265     return ([theControlView respondsToSelector: @selector(extendedAccessibilityAttributeNames:)] ? [theControlView extendedAccessibilityAttributeNames: theAttributeNames] : theAttributeNames);        // ask the cell's control view (i.e., the button) for additional attribute values
 266 }
 267
 268 - (id)accessibilityAttributeValue: (NSString*)theAttributeName {
 269     id theControlView = [self controlView];
 270     if ([theControlView respondsToSelector: @selector(extendedAccessibilityAttributeValue:)]) {
 271         id theValue = [theControlView extendedAccessibilityAttributeValue: theAttributeName];
 272         if (theValue) {
 273             return theValue;    // if this is an extended attribute value we added, return that -- otherwise, fall back to super's implementation
 274         }
 275     }
 276     return [super accessibilityAttributeValue: theAttributeName];
 277 }
 278
 279 - (BOOL)accessibilityIsAttributeSettable: (NSString*)theAttributeName {
 280     id theControlView = [self controlView];
 281     if ([theControlView respondsToSelector: @selector(extendedAccessibilityIsAttributeSettable:)]) {
 282         NSNumber *theValue = [theControlView extendedAccessibilityIsAttributeSettable: theAttributeName];
 283         if (theValue) {
 284             return [theValue boolValue];        // same basic strategy we use in -accessibilityAttributeValue:
 285         }
 286     }
 287     return [super accessibilityIsAttributeSettable: theAttributeName];
 288 }
 289
 290 @end
 291
 292
 293 /*****************************************************************************
 294  * VLCResizeControl
 295  *
 296  * For Leopard and Snow Leopard, we need to emulate the resize control on the
 297  * bottom right of the window, since it is gone by using the borderless window
 298  * mask. A proper fix would be Lion-only.
 299  *****************************************************************************/
 300
 301 @implementation VLCResizeControl
 302
 303 - (void)mouseDown:(NSEvent *)theEvent {
 304     BOOL keepOn = YES;
 305
 306     while (keepOn) {
 307         theEvent = [[self window] nextEventMatchingMask: NSLeftMouseUpMask |
 308                     NSLeftMouseDraggedMask];
 309
 310         switch ([theEvent type]) {
 311             case NSLeftMouseDragged:
 312             {
 313                 NSRect windowFrame = [[self window] frame];
 314                 CGFloat deltaX, deltaY, oldOriginY;
 315                 deltaX = [theEvent deltaX];
 316                 deltaY = [theEvent deltaY];
 317                 oldOriginY = windowFrame.origin.y;
 318
 319                 windowFrame.origin.y = (oldOriginY + windowFrame.size.height) - (windowFrame.size.height + deltaY);
 320                 windowFrame.size.width += deltaX;
 321                 windowFrame.size.height += deltaY;
 322
 323                 NSSize winMinSize = [self window].minSize;
 324                 if (windowFrame.size.width < winMinSize.width)
 325                     windowFrame.size.width = winMinSize.width;
 326
 327                 if (windowFrame.size.height < winMinSize.height)
 328                 {
 329                     windowFrame.size.height = winMinSize.height;
 330                     windowFrame.origin.y = oldOriginY;
 331                 }
 332
 333                 [[self window] setFrame: windowFrame display: YES animate: NO];
 334                 break;
 335             }
 336                 break;
 337             case NSLeftMouseUp:
 338                 keepOn = NO;
 339                 break;
 340             default:
 341                 /* Ignore any other kind of event. */
 342                 break;
 343         }
 344
 345     };
 346
 347     return;
 348 }
 349
 350 @end
 351
 352 /*****************************************************************************
 353  * VLCColorView
 354  *
 355  * since we are using a clear window color when using the black window
 356  * style, some filling is needed behind the video and some other elements
 357  *****************************************************************************/
 358
 359 @implementation VLCColorView
 360
 361 - (void)drawRect:(NSRect)rect {
 362     [[NSColor blackColor] setFill];
 363     NSRectFill(rect);
 364 }
 365
 366 @end
 367
 368 /*****************************************************************************
 369  * custom window buttons to support the accessibility stuff
 370  *****************************************************************************/
 371
 372 @implementation VLCCustomWindowButtonPrototype
 373 + (Class)cellClass {
 374     return [VLCWindowButtonCell class];
 375 }
 376
 377 - (NSArray*)extendedAccessibilityAttributeNames: (NSArray*)theAttributeNames {
 378     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
 379 }
 380
 381 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 382     return nil;
 383 }
 384
 385 - (NSNumber*)extendedAccessibilityIsAttributeSettable: (NSString*)theAttributeName {
 386     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? [NSNumber numberWithBool: NO] : nil); // make the Subrole attribute we added non-settable
 387 }
 388
 389 - (void)accessibilityPerformAction: (NSString*)theActionName {
 390     if ([theActionName isEqualToString: NSAccessibilityPressAction]) {
 391         if ([self isEnabled]) {
 392             [self performClick: nil];
 393         }
 394     } else {
 395         [super accessibilityPerformAction: theActionName];
 396     }
 397 }
 398
 399 @end
 400
 401 @implementation VLCCustomWindowCloseButton
 402 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 403     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityCloseButtonAttribute : nil);
 404 }
 405
 406 @end
 407
 408
 409 @implementation VLCCustomWindowMinimizeButton
 410 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 411     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityMinimizeButtonAttribute : nil);
 412 }
 413
 414 @end
 415
 416
 417 @implementation VLCCustomWindowZoomButton
 418 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 419     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityZoomButtonAttribute : nil);
 420 }
 421
 422 @end
 423
 424
 425 @implementation VLCCustomWindowFullscreenButton
 426 #ifdef MAC_OS_X_VERSION_10_7
 427 - (id)extendedAccessibilityAttributeValue: (NSString*)theAttributeName {
 428     return ([theAttributeName isEqualToString: NSAccessibilitySubroleAttribute] ? NSAccessibilityFullScreenButtonAttribute : nil);
 429 }
 430 #endif
 431
 432 @end