Source/WebCore/rendering/RenderThemeMac.mm

   1 /*
   2  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public License
  15  * along with this library; see the file COPYING.LIB.  If not, write to
  16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  */
  19 #if !PLATFORM(IOS)
  20
  21 #import "config.h"
  22 #import "RenderThemeMac.h"
  23
  24 #import "BitmapImage.h"
  25 #import "CSSValueKeywords.h"
  26 #import "CSSValueList.h"
  27 #import "ColorMac.h"
  28 #import "Document.h"
  29 #import "Element.h"
  30 #import "ExceptionCodePlaceholder.h"
  31 #import "FileList.h"
  32 #import "FloatRoundedRect.h"
  33 #import "FocusController.h"
  34 #import "Frame.h"
  35 #import "FrameView.h"
  36 #import "GraphicsContextCG.h"
  37 #import "HTMLAudioElement.h"
  38 #import "HTMLInputElement.h"
  39 #import "HTMLMediaElement.h"
  40 #import "HTMLNames.h"
  41 #import "HTMLPlugInImageElement.h"
  42 #import "Image.h"
  43 #import "ImageBuffer.h"
  44 #import "LocalCurrentGraphicsContext.h"
  45 #import "LocalizedStrings.h"
  46 #import "MediaControlElements.h"
  47 #import "Page.h"
  48 #import "PaintInfo.h"
  49 #import "RenderLayer.h"
  50 #import "RenderMedia.h"
  51 #import "RenderMediaControlElements.h"
  52 #import "RenderMediaControls.h"
  53 #import "RenderProgress.h"
  54 #import "RenderSlider.h"
  55 #import "RenderSnapshottedPlugIn.h"
  56 #import "RenderView.h"
  57 #import "SharedBuffer.h"
  58 #import "StringTruncator.h"
  59 #import "StyleResolver.h"
  60 #import "ThemeMac.h"
  61 #import "TimeRanges.h"
  62 #import "UserAgentScripts.h"
  63 #import "UserAgentStyleSheets.h"
  64 #import "WebCoreSystemInterface.h"
  65 #import <wtf/RetainPtr.h>
  66 #import <wtf/RetainPtr.h>
  67 #import <wtf/StdLibExtras.h>
  68 #import <wtf/text/StringBuilder.h>
  69 #import <Carbon/Carbon.h>
  70 #import <Cocoa/Cocoa.h>
  71 #import <math.h>
  72
  73 #if ENABLE(METER_ELEMENT)
  74 #import "RenderMeter.h"
  75 #import "HTMLMeterElement.h"
  76 #endif
  77
  78 #if defined(__LP64__) && __LP64__
  79 #define HAVE_APPKIT_SERVICE_CONTROLS_SUPPORT 1
  80 #else
  81 #define HAVE_APPKIT_SERVICE_CONTROLS_SUPPORT 0
  82 #endif
  83
  84 #if ENABLE(SERVICE_CONTROLS) && HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
  85
  86 #if __has_include(<AppKit/AppKitDefines_Private.h>)
  87 #import <AppKit/AppKitDefines_Private.h>
  88 #else
  89 #define APPKIT_PRIVATE_CLASS
  90 #endif
  91
  92 #if __has_include(<AppKit/NSServicesRolloverButtonCell.h>)
  93 #import <AppKit/NSServicesRolloverButtonCell.h>
  94 #endif
  95
  96 @interface NSServicesRolloverButtonCell (Details)
  97 + (NSServicesRolloverButtonCell *)serviceRolloverButtonCellForStyle:(NSSharingServicePickerStyle)style;
  98 @end
  99
 100 #if __has_include(<AppKit/NSSharingService_Private.h>)
 101 #import <AppKit/NSSharingService_Private.h>
 102 #else
 103 typedef enum {
 104     NSSharingServicePickerStyleRollover = 1
 105 } NSSharingServicePickerStyle;
 106 #endif
 107
 108 #endif // ENABLE(SERVICE_CONTROLS)
 109
 110 // The methods in this file are specific to the Mac OS X platform.
 111
 112 // FIXME: The platform-independent code in this class should be factored out and merged with RenderThemeSafari.
 113
 114 // We estimate the animation rate of a Mac OS X progress bar is 33 fps.
 115 // Hard code the value here because we haven't found API for it.
 116 const double progressAnimationFrameRate = 0.033;
 117
 118 // Mac OS X progress bar animation seems to have 256 frames.
 119 const double progressAnimationNumFrames = 256;
 120
 121 @interface WebCoreRenderThemeNotificationObserver : NSObject
 122 {
 123     WebCore::RenderTheme *_theme;
 124 }
 125
 126 - (id)initWithTheme:(WebCore::RenderTheme *)theme;
 127 - (void)systemColorsDidChange:(NSNotification *)notification;
 128
 129 @end
 130
 131 @implementation WebCoreRenderThemeNotificationObserver
 132
 133 - (id)initWithTheme:(WebCore::RenderTheme *)theme
 134 {
 135     if (!(self = [super init]))
 136         return nil;
 137
 138     _theme = theme;
 139     return self;
 140 }
 141
 142 - (void)systemColorsDidChange:(NSNotification *)unusedNotification
 143 {
 144     ASSERT_UNUSED(unusedNotification, [[unusedNotification name] isEqualToString:NSSystemColorsDidChangeNotification]);
 145     _theme->platformColorsDidChange();
 146 }
 147
 148 @end
 149
 150 @interface NSTextFieldCell (WKDetails)
 151 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus;
 152 @end
 153
 154
 155 @interface WebCoreTextFieldCell : NSTextFieldCell
 156 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus;
 157 @end
 158
 159 @implementation WebCoreTextFieldCell
 160 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus
 161 {
 162     // FIXME: This is a post-Lion-only workaround for <rdar://problem/11385461>. When that bug is resolved, we should remove this code.
 163     CFMutableDictionaryRef coreUIDrawOptions = CFDictionaryCreateMutableCopy(NULL, 0, [super _coreUIDrawOptionsWithFrame:cellFrame inView:controlView includeFocus:includeFocus]);
 164     CFDictionarySetValue(coreUIDrawOptions, @"borders only", kCFBooleanTrue);
 165     return (CFDictionaryRef)[NSMakeCollectable(coreUIDrawOptions) autorelease];
 166 }
 167 @end
 168
 169 @interface WebCoreRenderThemeBundle : NSObject
 170 @end
 171
 172 @implementation WebCoreRenderThemeBundle
 173 @end
 174
 175 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 10100
 176 @interface NSSearchFieldCell(Details)
 177 @property (getter=isCenteredLook) BOOL centeredLook;
 178 @end
 179 #endif
 180
 181 namespace WebCore {
 182
 183 using namespace HTMLNames;
 184
 185 enum {
 186     topMargin,
 187     rightMargin,
 188     bottomMargin,
 189     leftMargin
 190 };
 191
 192 enum {
 193     topPadding,
 194     rightPadding,
 195     bottomPadding,
 196     leftPadding
 197 };
 198
 199 PassRefPtr<RenderTheme> RenderTheme::themeForPage(Page*)
 200 {
 201     static RenderTheme* rt = RenderThemeMac::create().leakRef();
 202     return rt;
 203 }
 204
 205 PassRefPtr<RenderTheme> RenderThemeMac::create()
 206 {
 207     return adoptRef(new RenderThemeMac);
 208 }
 209
 210 RenderThemeMac::RenderThemeMac()
 211     : m_isSliderThumbHorizontalPressed(false)
 212     , m_isSliderThumbVerticalPressed(false)
 213     , m_notificationObserver(adoptNS([[WebCoreRenderThemeNotificationObserver alloc] initWithTheme:this]))
 214 {
 215     [[NSNotificationCenter defaultCenter] addObserver:m_notificationObserver.get()
 216                                                         selector:@selector(systemColorsDidChange:)
 217                                                             name:NSSystemColorsDidChangeNotification
 218                                                           object:nil];
 219 }
 220
 221 RenderThemeMac::~RenderThemeMac()
 222 {
 223     [[NSNotificationCenter defaultCenter] removeObserver:m_notificationObserver.get()];
 224 }
 225
 226 NSView* RenderThemeMac::documentViewFor(const RenderObject& o) const
 227 {
 228     ControlStates states(extractControlStatesForRenderer(o));
 229     return ThemeMac::ensuredView(&o.view().frameView(), &states);
 230 }
 231
 232 #if ENABLE(VIDEO)
 233 String RenderThemeMac::mediaControlsStyleSheet()
 234 {
 235 #if ENABLE(MEDIA_CONTROLS_SCRIPT)
 236     if (m_mediaControlsStyleSheet.isEmpty())
 237         m_mediaControlsStyleSheet = [NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsApple" ofType:@"css"] encoding:NSUTF8StringEncoding error:nil];
 238     return m_mediaControlsStyleSheet;
 239 #else
 240     return emptyString();
 241 #endif
 242 }
 243
 244 String RenderThemeMac::mediaControlsScript()
 245 {
 246 #if ENABLE(MEDIA_CONTROLS_SCRIPT)
 247     if (m_mediaControlsScript.isEmpty()) {
 248         StringBuilder scriptBuilder;
 249         scriptBuilder.append([NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsLocalizedStrings" ofType:@"js"] encoding:NSUTF8StringEncoding error:nil]);
 250         scriptBuilder.append([NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsApple" ofType:@"js"] encoding:NSUTF8StringEncoding error:nil]);
 251         m_mediaControlsScript = scriptBuilder.toString();
 252     }
 253     return m_mediaControlsScript;
 254 #else
 255     return emptyString();
 256 #endif
 257 }
 258
 259 #endif // ENABLE(VIDEO)
 260
 261
 262 #if ENABLE(SERVICE_CONTROLS)
 263 String RenderThemeMac::imageControlsStyleSheet() const
 264 {
 265     return String(imageControlsMacUserAgentStyleSheet, sizeof(imageControlsMacUserAgentStyleSheet));
 266 }
 267 #endif
 268
 269 Color RenderThemeMac::platformActiveSelectionBackgroundColor() const
 270 {
 271     NSColor* color = [[NSColor selectedTextBackgroundColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 272     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 273 }
 274
 275 Color RenderThemeMac::platformInactiveSelectionBackgroundColor() const
 276 {
 277     NSColor* color = [[NSColor secondarySelectedControlColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 278     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 279 }
 280
 281 Color RenderThemeMac::platformActiveListBoxSelectionBackgroundColor() const
 282 {
 283     NSColor* color = [[NSColor alternateSelectedControlColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 284     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 285 }
 286
 287 Color RenderThemeMac::platformActiveListBoxSelectionForegroundColor() const
 288 {
 289     return Color::white;
 290 }
 291
 292 Color RenderThemeMac::platformInactiveListBoxSelectionForegroundColor() const
 293 {
 294     return Color::black;
 295 }
 296
 297 Color RenderThemeMac::platformFocusRingColor() const
 298 {
 299     if (usesTestModeFocusRingColor())
 300         return oldAquaFocusRingColor();
 301
 302     return systemColor(CSSValueWebkitFocusRingColor);
 303 }
 304
 305 int RenderThemeMac::platformFocusRingMaxWidth() const
 306 {
 307     // FIXME: Shouldn't this function be named platformFocusRingMinWidth? But also, I'm not sure if this function is needed - looks like
 308     // all platforms just used 0 for this before <http://trac.webkit.org/changeset/168397>.
 309     return 0;
 310 }
 311
 312 Color RenderThemeMac::platformInactiveListBoxSelectionBackgroundColor() const
 313 {
 314     return platformInactiveSelectionBackgroundColor();
 315 }
 316
 317 static FontWeight toFontWeight(NSInteger appKitFontWeight)
 318 {
 319     ASSERT(appKitFontWeight > 0 && appKitFontWeight < 15);
 320     if (appKitFontWeight > 14)
 321         appKitFontWeight = 14;
 322     else if (appKitFontWeight < 1)
 323         appKitFontWeight = 1;
 324
 325     static FontWeight fontWeights[] = {
 326         FontWeight100,
 327         FontWeight100,
 328         FontWeight200,
 329         FontWeight300,
 330         FontWeight400,
 331         FontWeight500,
 332         FontWeight600,
 333         FontWeight600,
 334         FontWeight700,
 335         FontWeight800,
 336         FontWeight800,
 337         FontWeight900,
 338         FontWeight900,
 339         FontWeight900
 340     };
 341     return fontWeights[appKitFontWeight - 1];
 342 }
 343
 344 void RenderThemeMac::systemFont(CSSValueID cssValueId, FontDescription& fontDescription) const
 345 {
 346     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, systemFont, ());
 347     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, smallSystemFont, ());
 348     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, menuFont, ());
 349     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, labelFont, ());
 350     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, miniControlFont, ());
 351     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, smallControlFont, ());
 352     DEPRECATED_DEFINE_STATIC_LOCAL(FontDescription, controlFont, ());
 353
 354     FontDescription* cachedDesc;
 355     NSFont* font = nil;
 356     switch (cssValueId) {
 357         case CSSValueSmallCaption:
 358             cachedDesc = &smallSystemFont;
 359             if (!smallSystemFont.isAbsoluteSize())
 360                 font = [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
 361             break;
 362         case CSSValueMenu:
 363             cachedDesc = &menuFont;
 364             if (!menuFont.isAbsoluteSize())
 365                 font = [NSFont menuFontOfSize:[NSFont systemFontSize]];
 366             break;
 367         case CSSValueStatusBar:
 368             cachedDesc = &labelFont;
 369             if (!labelFont.isAbsoluteSize())
 370                 font = [NSFont labelFontOfSize:[NSFont labelFontSize]];
 371             break;
 372         case CSSValueWebkitMiniControl:
 373             cachedDesc = &miniControlFont;
 374             if (!miniControlFont.isAbsoluteSize())
 375                 font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSMiniControlSize]];
 376             break;
 377         case CSSValueWebkitSmallControl:
 378             cachedDesc = &smallControlFont;
 379             if (!smallControlFont.isAbsoluteSize())
 380                 font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
 381             break;
 382         case CSSValueWebkitControl:
 383             cachedDesc = &controlFont;
 384             if (!controlFont.isAbsoluteSize())
 385                 font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
 386             break;
 387         default:
 388             cachedDesc = &systemFont;
 389             if (!systemFont.isAbsoluteSize())
 390                 font = [NSFont systemFontOfSize:[NSFont systemFontSize]];
 391     }
 392
 393     if (font) {
 394         NSFontManager *fontManager = [NSFontManager sharedFontManager];
 395         cachedDesc->setIsAbsoluteSize(true);
 396         cachedDesc->setGenericFamily(FontDescription::NoFamily);
 397         cachedDesc->setOneFamily([font webCoreFamilyName]);
 398         cachedDesc->setSpecifiedSize([font pointSize]);
 399         cachedDesc->setWeight(toFontWeight([fontManager weightOfFont:font]));
 400         cachedDesc->setItalic([fontManager traitsOfFont:font] & NSItalicFontMask);
 401     }
 402     fontDescription = *cachedDesc;
 403 }
 404
 405 static RGBA32 convertNSColorToColor(NSColor *color)
 406 {
 407     NSColor *colorInColorSpace = [color colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 408     if (colorInColorSpace) {
 409         static const double scaleFactor = nextafter(256.0, 0.0);
 410         return makeRGB(static_cast<int>(scaleFactor * [colorInColorSpace redComponent]),
 411             static_cast<int>(scaleFactor * [colorInColorSpace greenComponent]),
 412             static_cast<int>(scaleFactor * [colorInColorSpace blueComponent]));
 413     }
 414
 415     // This conversion above can fail if the NSColor in question is an NSPatternColor
 416     // (as many system colors are). These colors are actually a repeating pattern
 417     // not just a solid color. To work around this we simply draw a 1x1 image of
 418     // the color and use that pixel's color. It might be better to use an average of
 419     // the colors in the pattern instead.
 420     NSBitmapImageRep *offscreenRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:nil
 421                                                                              pixelsWide:1
 422                                                                              pixelsHigh:1
 423                                                                           bitsPerSample:8
 424                                                                         samplesPerPixel:4
 425                                                                                hasAlpha:YES
 426                                                                                isPlanar:NO
 427                                                                          colorSpaceName:NSDeviceRGBColorSpace
 428                                                                             bytesPerRow:4
 429                                                                            bitsPerPixel:32];
 430
 431     [NSGraphicsContext saveGraphicsState];
 432     [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithBitmapImageRep:offscreenRep]];
 433     NSEraseRect(NSMakeRect(0, 0, 1, 1));
 434     [color drawSwatchInRect:NSMakeRect(0, 0, 1, 1)];
 435     [NSGraphicsContext restoreGraphicsState];
 436
 437     NSUInteger pixel[4];
 438     [offscreenRep getPixel:pixel atX:0 y:0];
 439
 440     [offscreenRep release];
 441
 442     return makeRGB(pixel[0], pixel[1], pixel[2]);
 443 }
 444
 445 static RGBA32 menuBackgroundColor()
 446 {
 447     NSBitmapImageRep *offscreenRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:nil
 448                                                                              pixelsWide:1
 449                                                                              pixelsHigh:1
 450                                                                           bitsPerSample:8
 451                                                                         samplesPerPixel:4
 452                                                                                hasAlpha:YES
 453                                                                                isPlanar:NO
 454                                                                          colorSpaceName:NSDeviceRGBColorSpace
 455                                                                             bytesPerRow:4
 456                                                                            bitsPerPixel:32];
 457
 458     CGContextRef context = static_cast<CGContextRef>([[NSGraphicsContext graphicsContextWithBitmapImageRep:offscreenRep] graphicsPort]);
 459     CGRect rect = CGRectMake(0, 0, 1, 1);
 460     HIThemeMenuDrawInfo drawInfo;
 461     drawInfo.version =  0;
 462     drawInfo.menuType = kThemeMenuTypePopUp;
 463     HIThemeDrawMenuBackground(&rect, &drawInfo, context, kHIThemeOrientationInverted);
 464
 465     NSUInteger pixel[4];
 466     [offscreenRep getPixel:pixel atX:0 y:0];
 467
 468     [offscreenRep release];
 469
 470     return makeRGB(pixel[0], pixel[1], pixel[2]);
 471 }
 472
 473 void RenderThemeMac::platformColorsDidChange()
 474 {
 475     m_systemColorCache.clear();
 476     RenderTheme::platformColorsDidChange();
 477 }
 478
 479 Color RenderThemeMac::systemColor(CSSValueID cssValueId) const
 480 {
 481     {
 482         HashMap<int, RGBA32>::iterator it = m_systemColorCache.find(cssValueId);
 483         if (it != m_systemColorCache.end())
 484             return it->value;
 485     }
 486
 487     Color color;
 488     switch (cssValueId) {
 489     case CSSValueActiveborder:
 490         color = convertNSColorToColor([NSColor keyboardFocusIndicatorColor]);
 491         break;
 492     case CSSValueActivecaption:
 493         color = convertNSColorToColor([NSColor windowFrameTextColor]);
 494         break;
 495     case CSSValueAppworkspace:
 496         color = convertNSColorToColor([NSColor headerColor]);
 497         break;
 498     case CSSValueBackground:
 499         // Use theme independent default
 500         break;
 501     case CSSValueButtonface:
 502         // We use this value instead of NSColor's controlColor to avoid website incompatibilities.
 503         // We may want to change this to use the NSColor in future.
 504         color = 0xFFC0C0C0;
 505         break;
 506     case CSSValueButtonhighlight:
 507         color = convertNSColorToColor([NSColor controlHighlightColor]);
 508         break;
 509     case CSSValueButtonshadow:
 510         color = convertNSColorToColor([NSColor controlShadowColor]);
 511         break;
 512     case CSSValueButtontext:
 513         color = convertNSColorToColor([NSColor controlTextColor]);
 514         break;
 515     case CSSValueCaptiontext:
 516         color = convertNSColorToColor([NSColor textColor]);
 517         break;
 518     case CSSValueGraytext:
 519         color = convertNSColorToColor([NSColor disabledControlTextColor]);
 520         break;
 521     case CSSValueHighlight:
 522         color = convertNSColorToColor([NSColor selectedTextBackgroundColor]);
 523         break;
 524     case CSSValueHighlighttext:
 525         color = convertNSColorToColor([NSColor selectedTextColor]);
 526         break;
 527     case CSSValueInactiveborder:
 528         color = convertNSColorToColor([NSColor controlBackgroundColor]);
 529         break;
 530     case CSSValueInactivecaption:
 531         color = convertNSColorToColor([NSColor controlBackgroundColor]);
 532         break;
 533     case CSSValueInactivecaptiontext:
 534         color = convertNSColorToColor([NSColor textColor]);
 535         break;
 536     case CSSValueInfobackground:
 537         // There is no corresponding NSColor for this so we use a hard coded value.
 538         color = 0xFFFBFCC5;
 539         break;
 540     case CSSValueInfotext:
 541         color = convertNSColorToColor([NSColor textColor]);
 542         break;
 543     case CSSValueMenu:
 544         color = menuBackgroundColor();
 545         break;
 546     case CSSValueMenutext:
 547         color = convertNSColorToColor([NSColor selectedMenuItemTextColor]);
 548         break;
 549     case CSSValueScrollbar:
 550         color = convertNSColorToColor([NSColor scrollBarColor]);
 551         break;
 552     case CSSValueText:
 553         color = convertNSColorToColor([NSColor textColor]);
 554         break;
 555     case CSSValueThreeddarkshadow:
 556         color = convertNSColorToColor([NSColor controlDarkShadowColor]);
 557         break;
 558     case CSSValueThreedshadow:
 559         color = convertNSColorToColor([NSColor shadowColor]);
 560         break;
 561     case CSSValueThreedface:
 562         // We use this value instead of NSColor's controlColor to avoid website incompatibilities.
 563         // We may want to change this to use the NSColor in future.
 564         color = 0xFFC0C0C0;
 565         break;
 566     case CSSValueThreedhighlight:
 567         color = convertNSColorToColor([NSColor highlightColor]);
 568         break;
 569     case CSSValueThreedlightshadow:
 570         color = convertNSColorToColor([NSColor controlLightHighlightColor]);
 571         break;
 572     case CSSValueWebkitFocusRingColor:
 573         color = convertNSColorToColor([NSColor keyboardFocusIndicatorColor]);
 574         break;
 575     case CSSValueWindow:
 576         color = convertNSColorToColor([NSColor windowBackgroundColor]);
 577         break;
 578     case CSSValueWindowframe:
 579         color = convertNSColorToColor([NSColor windowFrameColor]);
 580         break;
 581     case CSSValueWindowtext:
 582         color = convertNSColorToColor([NSColor windowFrameTextColor]);
 583         break;
 584     default:
 585         break;
 586     }
 587
 588     if (!color.isValid())
 589         color = RenderTheme::systemColor(cssValueId);
 590
 591     if (color.isValid())
 592         m_systemColorCache.set(cssValueId, color.rgb());
 593
 594     return color;
 595 }
 596
 597 bool RenderThemeMac::usesTestModeFocusRingColor() const
 598 {
 599     return WebCore::usesTestModeFocusRingColor();
 600 }
 601
 602 bool RenderThemeMac::isControlStyled(const RenderStyle* style, const BorderData& border,
 603                                      const FillLayer& background, const Color& backgroundColor) const
 604 {
 605     if (style->appearance() == TextFieldPart || style->appearance() == TextAreaPart || style->appearance() == ListboxPart)
 606         return style->border() != border;
 607
 608     // FIXME: This is horrible, but there is not much else that can be done.  Menu lists cannot draw properly when
 609     // scaled.  They can't really draw properly when transformed either.  We can't detect the transform case at style
 610     // adjustment time so that will just have to stay broken.  We can however detect that we're zooming.  If zooming
 611     // is in effect we treat it like the control is styled.
 612     if (style->appearance() == MenulistPart && style->effectiveZoom() != 1.0f)
 613         return true;
 614
 615     return RenderTheme::isControlStyled(style, border, background, backgroundColor);
 616 }
 617
 618 static FloatRect inflateRect(const FloatRect& rect, const IntSize& size, const int* margins, float zoomLevel)
 619 {
 620     // Only do the inflation if the available width/height are too small. Otherwise try to
 621     // fit the glow/check space into the available box's width/height.
 622     int widthDelta = rect.width() - (size.width() + margins[leftMargin] * zoomLevel + margins[rightMargin] * zoomLevel);
 623     int heightDelta = rect.height() - (size.height() + margins[topMargin] * zoomLevel + margins[bottomMargin] * zoomLevel);
 624     FloatRect result(rect);
 625     if (widthDelta < 0) {
 626         result.setX(result.x() - margins[leftMargin] * zoomLevel);
 627         result.setWidth(result.width() - widthDelta);
 628     }
 629     if (heightDelta < 0) {
 630         result.setY(result.y() - margins[topMargin] * zoomLevel);
 631         result.setHeight(result.height() - heightDelta);
 632     }
 633     return result;
 634 }
 635
 636 void RenderThemeMac::adjustRepaintRect(const RenderObject& renderer, FloatRect& rect)
 637 {
 638     ControlPart part = renderer.style().appearance();
 639
 640 #if USE(NEW_THEME)
 641     switch (part) {
 642         case CheckboxPart:
 643         case RadioPart:
 644         case PushButtonPart:
 645         case SquareButtonPart:
 646         case DefaultButtonPart:
 647         case ButtonPart:
 648         case InnerSpinButtonPart:
 649             return RenderTheme::adjustRepaintRect(renderer, rect);
 650         default:
 651             break;
 652     }
 653 #endif
 654
 655     float zoomLevel = renderer.style().effectiveZoom();
 656
 657     if (part == MenulistPart) {
 658         setPopupButtonCellState(renderer, IntSize(rect.size()));
 659         IntSize size = popupButtonSizes()[[popupButton() controlSize]];
 660         size.setHeight(size.height() * zoomLevel);
 661         size.setWidth(rect.width());
 662         rect = inflateRect(rect, size, popupButtonMargins(), zoomLevel);
 663     }
 664 }
 665
 666 FloatRect RenderThemeMac::convertToPaintingRect(const RenderObject& inputRenderer, const RenderObject& partRenderer, const FloatRect& inputRect, const IntRect& r) const
 667 {
 668     FloatRect partRect(inputRect);
 669
 670     // Compute an offset between the part renderer and the input renderer
 671     FloatSize offsetFromInputRenderer;
 672     const RenderObject* renderer = &partRenderer;
 673     while (renderer && renderer != &inputRenderer) {
 674         RenderElement* containingRenderer = renderer->container();
 675         offsetFromInputRenderer -= roundedIntSize(renderer->offsetFromContainer(containingRenderer, LayoutPoint()));
 676         renderer = containingRenderer;
 677     }
 678     // If the input renderer was not a container, something went wrong
 679     ASSERT(renderer == &inputRenderer);
 680     // Move the rect into partRenderer's coords
 681     partRect.move(offsetFromInputRenderer);
 682     // Account for the local drawing offset (tx, ty)
 683     partRect.move(r.x(), r.y());
 684
 685     return partRect;
 686 }
 687
 688 void RenderThemeMac::updateCheckedState(NSCell* cell, const RenderObject& o)
 689 {
 690     bool oldIndeterminate = [cell state] == NSMixedState;
 691     bool indeterminate = isIndeterminate(o);
 692     bool checked = isChecked(o);
 693
 694     if (oldIndeterminate != indeterminate) {
 695         [cell setState:indeterminate ? NSMixedState : (checked ? NSOnState : NSOffState)];
 696         return;
 697     }
 698
 699     bool oldChecked = [cell state] == NSOnState;
 700     if (checked != oldChecked)
 701         [cell setState:checked ? NSOnState : NSOffState];
 702 }
 703
 704 void RenderThemeMac::updateEnabledState(NSCell* cell, const RenderObject& o)
 705 {
 706     bool oldEnabled = [cell isEnabled];
 707     bool enabled = isEnabled(o);
 708     if (enabled != oldEnabled)
 709         [cell setEnabled:enabled];
 710 }
 711
 712 void RenderThemeMac::updateFocusedState(NSCell* cell, const RenderObject& o)
 713 {
 714     bool oldFocused = [cell showsFirstResponder];
 715     bool focused = isFocused(o) && o.style().outlineStyleIsAuto();
 716     if (focused != oldFocused)
 717         [cell setShowsFirstResponder:focused];
 718 }
 719
 720 void RenderThemeMac::updatePressedState(NSCell* cell, const RenderObject& o)
 721 {
 722     bool oldPressed = [cell isHighlighted];
 723     bool pressed = o.node() && o.node()->isElementNode() && toElement(o.node())->active();
 724     if (pressed != oldPressed)
 725         [cell setHighlighted:pressed];
 726 }
 727
 728 bool RenderThemeMac::controlSupportsTints(const RenderObject& o) const
 729 {
 730     // An alternate way to implement this would be to get the appropriate cell object
 731     // and call the private _needRedrawOnWindowChangedKeyState method. An advantage of
 732     // that would be that we would match AppKit behavior more closely, but a disadvantage
 733     // would be that we would rely on an AppKit SPI method.
 734
 735     if (!isEnabled(o))
 736         return false;
 737
 738     // Checkboxes only have tint when checked.
 739     if (o.style().appearance() == CheckboxPart)
 740         return isChecked(o);
 741
 742     // For now assume other controls have tint if enabled.
 743     return true;
 744 }
 745
 746 NSControlSize RenderThemeMac::controlSizeForFont(RenderStyle* style) const
 747 {
 748     int fontSize = style->fontSize();
 749     if (fontSize >= 16)
 750         return NSRegularControlSize;
 751     if (fontSize >= 11)
 752         return NSSmallControlSize;
 753     return NSMiniControlSize;
 754 }
 755
 756 NSControlSize RenderThemeMac::controlSizeForCell(NSCell*, const IntSize* sizes, const IntSize& minSize, float zoomLevel) const
 757 {
 758     if (minSize.width() >= static_cast<int>(sizes[NSRegularControlSize].width() * zoomLevel)
 759         && minSize.height() >= static_cast<int>(sizes[NSRegularControlSize].height() * zoomLevel))
 760         return NSRegularControlSize;
 761
 762     if (minSize.width() >= static_cast<int>(sizes[NSSmallControlSize].width() * zoomLevel)
 763         && minSize.height() >= static_cast<int>(sizes[NSSmallControlSize].height() * zoomLevel))
 764         return NSSmallControlSize;
 765
 766     return NSMiniControlSize;
 767 }
 768
 769 void RenderThemeMac::setControlSize(NSCell* cell, const IntSize* sizes, const IntSize& minSize, float zoomLevel)
 770 {
 771     NSControlSize size = controlSizeForCell(cell, sizes, minSize, zoomLevel);
 772     if (size != [cell controlSize]) // Only update if we have to, since AppKit does work even if the size is the same.
 773         [cell setControlSize:size];
 774 }
 775
 776 IntSize RenderThemeMac::sizeForFont(RenderStyle* style, const IntSize* sizes) const
 777 {
 778     if (style->effectiveZoom() != 1.0f) {
 779         IntSize result = sizes[controlSizeForFont(style)];
 780         return IntSize(result.width() * style->effectiveZoom(), result.height() * style->effectiveZoom());
 781     }
 782     return sizes[controlSizeForFont(style)];
 783 }
 784
 785 IntSize RenderThemeMac::sizeForSystemFont(RenderStyle* style, const IntSize* sizes) const
 786 {
 787     if (style->effectiveZoom() != 1.0f) {
 788         IntSize result = sizes[controlSizeForSystemFont(style)];
 789         return IntSize(result.width() * style->effectiveZoom(), result.height() * style->effectiveZoom());
 790     }
 791     return sizes[controlSizeForSystemFont(style)];
 792 }
 793
 794 void RenderThemeMac::setSizeFromFont(RenderStyle* style, const IntSize* sizes) const
 795 {
 796     // FIXME: Check is flawed, since it doesn't take min-width/max-width into account.
 797     IntSize size = sizeForFont(style, sizes);
 798     if (style->width().isIntrinsicOrAuto() && size.width() > 0)
 799         style->setWidth(Length(size.width(), Fixed));
 800     if (style->height().isAuto() && size.height() > 0)
 801         style->setHeight(Length(size.height(), Fixed));
 802 }
 803
 804 void RenderThemeMac::setFontFromControlSize(StyleResolver*, RenderStyle* style, NSControlSize controlSize) const
 805 {
 806     FontDescription fontDescription;
 807     fontDescription.setIsAbsoluteSize(true);
 808     fontDescription.setGenericFamily(FontDescription::SerifFamily);
 809
 810     NSFont* font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:controlSize]];
 811     fontDescription.setOneFamily([font webCoreFamilyName]);
 812     fontDescription.setComputedSize([font pointSize] * style->effectiveZoom());
 813     fontDescription.setSpecifiedSize([font pointSize] * style->effectiveZoom());
 814
 815     // Reset line height
 816     style->setLineHeight(RenderStyle::initialLineHeight());
 817
 818     if (style->setFontDescription(fontDescription))
 819         style->font().update(0);
 820 }
 821
 822 NSControlSize RenderThemeMac::controlSizeForSystemFont(RenderStyle* style) const
 823 {
 824     int fontSize = style->fontSize();
 825     if (fontSize >= [NSFont systemFontSizeForControlSize:NSRegularControlSize])
 826         return NSRegularControlSize;
 827     if (fontSize >= [NSFont systemFontSizeForControlSize:NSSmallControlSize])
 828         return NSSmallControlSize;
 829     return NSMiniControlSize;
 830 }
 831
 832 bool RenderThemeMac::paintTextField(const RenderObject& o, const PaintInfo& paintInfo, const FloatRect& r)
 833 {
 834     LocalCurrentGraphicsContext localContext(paintInfo.context);
 835
 836     NSTextFieldCell *textField = this->textField();
 837
 838     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 839
 840     [textField setEnabled:(isEnabled(o) && !isReadOnlyControl(o))];
 841     [textField drawWithFrame:NSRect(r) inView:documentViewFor(o)];
 842
 843     [textField setControlView:nil];
 844
 845     return false;
 846 }
 847
 848 void RenderThemeMac::adjustTextFieldStyle(StyleResolver*, RenderStyle*, Element*) const
 849 {
 850 }
 851
 852 bool RenderThemeMac::paintCapsLockIndicator(const RenderObject&, const PaintInfo& paintInfo, const IntRect& r)
 853 {
 854     if (paintInfo.context->paintingDisabled())
 855         return true;
 856
 857     LocalCurrentGraphicsContext localContext(paintInfo.context);
 858     wkDrawCapsLockIndicator(localContext.cgContext(), r);
 859
 860     return false;
 861 }
 862
 863 bool RenderThemeMac::paintTextArea(const RenderObject& o, const PaintInfo& paintInfo, const FloatRect& r)
 864 {
 865     LocalCurrentGraphicsContext localContext(paintInfo.context);
 866     wkDrawBezeledTextArea(r, isEnabled(o) && !isReadOnlyControl(o));
 867     return false;
 868 }
 869
 870 void RenderThemeMac::adjustTextAreaStyle(StyleResolver*, RenderStyle*, Element*) const
 871 {
 872 }
 873
 874 const int* RenderThemeMac::popupButtonMargins() const
 875 {
 876     static const int margins[3][4] =
 877     {
 878         { 0, 3, 1, 3 },
 879         { 0, 3, 2, 3 },
 880         { 0, 1, 0, 1 }
 881     };
 882     return margins[[popupButton() controlSize]];
 883 }
 884
 885 const IntSize* RenderThemeMac::popupButtonSizes() const
 886 {
 887     static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
 888     return sizes;
 889 }
 890
 891 const int* RenderThemeMac::popupButtonPadding(NSControlSize size) const
 892 {
 893     static const int padding[3][4] =
 894     {
 895         { 2, 26, 3, 8 },
 896         { 2, 23, 3, 8 },
 897         { 2, 22, 3, 10 }
 898     };
 899     return padding[size];
 900 }
 901
 902 bool RenderThemeMac::paintMenuList(const RenderObject& renderer, const PaintInfo& paintInfo, const FloatRect& rect)
 903 {
 904     LocalCurrentGraphicsContext localContext(paintInfo.context);
 905     setPopupButtonCellState(renderer, IntSize(rect.size()));
 906
 907     NSPopUpButtonCell* popupButton = this->popupButton();
 908
 909     float zoomLevel = renderer.style().effectiveZoom();
 910     IntSize size = popupButtonSizes()[[popupButton controlSize]];
 911     size.setHeight(size.height() * zoomLevel);
 912     size.setWidth(rect.width());
 913
 914     // Now inflate it to account for the shadow.
 915     FloatRect inflatedRect = rect;
 916     if (rect.width() >= minimumMenuListSize(&renderer.style()))
 917         inflatedRect = inflateRect(rect, size, popupButtonMargins(), zoomLevel);
 918
 919     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 920
 921     // On Leopard, the cell will draw outside of the given rect, so we have to clip to the rect
 922     paintInfo.context->clip(inflatedRect);
 923
 924     if (zoomLevel != 1.0f) {
 925         inflatedRect.setWidth(inflatedRect.width() / zoomLevel);
 926         inflatedRect.setHeight(inflatedRect.height() / zoomLevel);
 927         paintInfo.context->translate(inflatedRect.x(), inflatedRect.y());
 928         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
 929         paintInfo.context->translate(-inflatedRect.x(), -inflatedRect.y());
 930     }
 931
 932     NSView *view = documentViewFor(renderer);
 933     [popupButton drawWithFrame:inflatedRect inView:view];
 934     if (isFocused(renderer) && renderer.style().outlineStyleIsAuto()) {
 935         if (wkDrawCellFocusRingWithFrameAtTime(popupButton, inflatedRect, view, std::numeric_limits<double>::max()))
 936             renderer.document().page()->focusController().setFocusedElementNeedsRepaint();
 937     }
 938
 939     [popupButton setControlView:nil];
 940
 941     return false;
 942 }
 943
 944 #if ENABLE(METER_ELEMENT)
 945
 946 IntSize RenderThemeMac::meterSizeForBounds(const RenderMeter* renderMeter, const IntRect& bounds) const
 947 {
 948     if (NoControlPart == renderMeter->style().appearance())
 949         return bounds.size();
 950
 951     NSLevelIndicatorCell* cell = levelIndicatorFor(renderMeter);
 952     // Makes enough room for cell's intrinsic size.
 953     NSSize cellSize = [cell cellSizeForBounds:IntRect(IntPoint(), bounds.size())];
 954     return IntSize(bounds.width() < cellSize.width ? cellSize.width : bounds.width(),
 955                    bounds.height() < cellSize.height ? cellSize.height : bounds.height());
 956 }
 957
 958 bool RenderThemeMac::paintMeter(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
 959 {
 960     if (!renderObject.isMeter())
 961         return true;
 962
 963     LocalCurrentGraphicsContext localContext(paintInfo.context);
 964
 965     NSLevelIndicatorCell* cell = levelIndicatorFor(toRenderMeter(&renderObject));
 966     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 967
 968     [cell drawWithFrame:rect inView:documentViewFor(renderObject)];
 969     [cell setControlView:nil];
 970     return false;
 971 }
 972
 973 bool RenderThemeMac::supportsMeter(ControlPart part) const
 974 {
 975     switch (part) {
 976     case RelevancyLevelIndicatorPart:
 977     case DiscreteCapacityLevelIndicatorPart:
 978     case RatingLevelIndicatorPart:
 979     case MeterPart:
 980     case ContinuousCapacityLevelIndicatorPart:
 981         return true;
 982     default:
 983         return false;
 984     }
 985 }
 986
 987 NSLevelIndicatorStyle RenderThemeMac::levelIndicatorStyleFor(ControlPart part) const
 988 {
 989     switch (part) {
 990     case RelevancyLevelIndicatorPart:
 991         return NSRelevancyLevelIndicatorStyle;
 992     case DiscreteCapacityLevelIndicatorPart:
 993         return NSDiscreteCapacityLevelIndicatorStyle;
 994     case RatingLevelIndicatorPart:
 995         return NSRatingLevelIndicatorStyle;
 996     case MeterPart:
 997     case ContinuousCapacityLevelIndicatorPart:
 998     default:
 999         return NSContinuousCapacityLevelIndicatorStyle;
1000     }
1001
1002 }
1003
1004 NSLevelIndicatorCell* RenderThemeMac::levelIndicatorFor(const RenderMeter* renderMeter) const
1005 {
1006     const RenderStyle& style = renderMeter->style();
1007     ASSERT(style.appearance() != NoControlPart);
1008
1009     if (!m_levelIndicator)
1010         m_levelIndicator = adoptNS([[NSLevelIndicatorCell alloc] initWithLevelIndicatorStyle:NSContinuousCapacityLevelIndicatorStyle]);
1011     NSLevelIndicatorCell* cell = m_levelIndicator.get();
1012
1013     HTMLMeterElement* element = renderMeter->meterElement();
1014     double value = element->value();
1015
1016     // Because NSLevelIndicatorCell does not support optimum-in-the-middle type coloring,
1017     // we explicitly control the color instead giving low and high value to NSLevelIndicatorCell as is.
1018     switch (element->gaugeRegion()) {
1019     case HTMLMeterElement::GaugeRegionOptimum:
1020         // Make meter the green
1021         [cell setWarningValue:value + 1];
1022         [cell setCriticalValue:value + 2];
1023         break;
1024     case HTMLMeterElement::GaugeRegionSuboptimal:
1025         // Make the meter yellow
1026         [cell setWarningValue:value - 1];
1027         [cell setCriticalValue:value + 1];
1028         break;
1029     case HTMLMeterElement::GaugeRegionEvenLessGood:
1030         // Make the meter red
1031         [cell setWarningValue:value - 2];
1032         [cell setCriticalValue:value - 1];
1033         break;
1034     }
1035
1036     [cell setLevelIndicatorStyle:levelIndicatorStyleFor(style.appearance())];
1037     [cell setBaseWritingDirection:style.isLeftToRightDirection() ? NSWritingDirectionLeftToRight : NSWritingDirectionRightToLeft];
1038     [cell setMinValue:element->min()];
1039     [cell setMaxValue:element->max()];
1040     RetainPtr<NSNumber> valueObject = [NSNumber numberWithDouble:value];
1041     [cell setObjectValue:valueObject.get()];
1042
1043     return cell;
1044 }
1045
1046 #endif
1047
1048 const IntSize* RenderThemeMac::progressBarSizes() const
1049 {
1050     static const IntSize sizes[3] = { IntSize(0, 20), IntSize(0, 12), IntSize(0, 12) };
1051     return sizes;
1052 }
1053
1054 const int* RenderThemeMac::progressBarMargins(NSControlSize controlSize) const
1055 {
1056     static const int margins[3][4] =
1057     {
1058         { 0, 0, 1, 0 },
1059         { 0, 0, 1, 0 },
1060         { 0, 0, 1, 0 },
1061     };
1062     return margins[controlSize];
1063 }
1064
1065 IntRect RenderThemeMac::progressBarRectForBounds(const RenderObject& renderObject, const IntRect& bounds) const
1066 {
1067     // Workaround until <rdar://problem/15855086> is fixed.
1068     int maxDimension = static_cast<int>(std::numeric_limits<ushort>::max());
1069     IntRect progressBarBounds(bounds.x(), bounds.y(), std::min(bounds.width(), maxDimension), std::min(bounds.height(), maxDimension));
1070     if (NoControlPart == renderObject.style().appearance())
1071         return progressBarBounds;
1072
1073     float zoomLevel = renderObject.style().effectiveZoom();
1074     NSControlSize controlSize = controlSizeForFont(&renderObject.style());
1075     IntSize size = progressBarSizes()[controlSize];
1076     size.setHeight(size.height() * zoomLevel);
1077     size.setWidth(progressBarBounds.width());
1078
1079     // Now inflate it to account for the shadow.
1080     IntRect inflatedRect = progressBarBounds;
1081     if (progressBarBounds.height() <= minimumProgressBarHeight(&renderObject.style()))
1082         inflatedRect = IntRect(inflateRect(inflatedRect, size, progressBarMargins(controlSize), zoomLevel));
1083
1084     return inflatedRect;
1085 }
1086
1087 int RenderThemeMac::minimumProgressBarHeight(RenderStyle* style) const
1088 {
1089     return sizeForSystemFont(style, progressBarSizes()).height();
1090 }
1091
1092 double RenderThemeMac::animationRepeatIntervalForProgressBar(RenderProgress*) const
1093 {
1094     return progressAnimationFrameRate;
1095 }
1096
1097 double RenderThemeMac::animationDurationForProgressBar(RenderProgress*) const
1098 {
1099     return progressAnimationNumFrames * progressAnimationFrameRate;
1100 }
1101
1102 void RenderThemeMac::adjustProgressBarStyle(StyleResolver*, RenderStyle*, Element*) const
1103 {
1104 }
1105
1106 bool RenderThemeMac::paintProgressBar(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
1107 {
1108     if (!renderObject.isProgress())
1109         return true;
1110
1111     IntRect inflatedRect = progressBarRectForBounds(renderObject, rect);
1112     NSControlSize controlSize = controlSizeForFont(&renderObject.style());
1113
1114     const RenderProgress& renderProgress = *toRenderProgress(&renderObject);
1115     HIThemeTrackDrawInfo trackInfo;
1116     trackInfo.version = 0;
1117     if (controlSize == NSRegularControlSize)
1118         trackInfo.kind = renderProgress.position() < 0 ? kThemeLargeIndeterminateBar : kThemeLargeProgressBar;
1119     else
1120         trackInfo.kind = renderProgress.position() < 0 ? kThemeMediumIndeterminateBar : kThemeMediumProgressBar;
1121
1122     float deviceScaleFactor = renderObject.document().deviceScaleFactor();
1123     trackInfo.bounds = IntRect(IntPoint(), inflatedRect.size());
1124     trackInfo.min = 0;
1125     trackInfo.max = std::numeric_limits<SInt32>::max();
1126     trackInfo.value = lround(renderProgress.position() * nextafter(trackInfo.max, 0));
1127     trackInfo.trackInfo.progress.phase = lround(renderProgress.animationProgress() * nextafter(progressAnimationNumFrames, 0) * deviceScaleFactor);
1128     trackInfo.attributes = kThemeTrackHorizontal;
1129     trackInfo.enableState = isActive(renderObject) ? kThemeTrackActive : kThemeTrackInactive;
1130     trackInfo.reserved = 0;
1131     trackInfo.filler1 = 0;
1132
1133     std::unique_ptr<ImageBuffer> imageBuffer = ImageBuffer::create(inflatedRect.size(), deviceScaleFactor);
1134     if (!imageBuffer)
1135         return true;
1136
1137     ContextContainer cgContextContainer(imageBuffer->context());
1138     CGContextRef cgContext = cgContextContainer.context();
1139     HIThemeDrawTrack(&trackInfo, 0, cgContext, kHIThemeOrientationNormal);
1140
1141     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1142
1143     if (!renderProgress.style().isLeftToRightDirection()) {
1144         paintInfo.context->translate(2 * inflatedRect.x() + inflatedRect.width(), 0);
1145         paintInfo.context->scale(FloatSize(-1, 1));
1146     }
1147
1148     paintInfo.context->drawImageBuffer(imageBuffer.get(), ColorSpaceDeviceRGB, inflatedRect.location());
1149     return false;
1150 }
1151
1152 const float baseFontSize = 11.0f;
1153 const float baseArrowHeight = 4.0f;
1154 const float baseArrowWidth = 5.0f;
1155 const float baseSpaceBetweenArrows = 2.0f;
1156 const int arrowPaddingLeft = 6;
1157 const int arrowPaddingRight = 6;
1158 const int paddingBeforeSeparator = 4;
1159 const int baseBorderRadius = 5;
1160 const int styledPopupPaddingLeft = 8;
1161 const int styledPopupPaddingTop = 1;
1162 const int styledPopupPaddingBottom = 2;
1163
1164 static void TopGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1165 {
1166     static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.4f };
1167     static float light[4] = { 1.0f, 1.0f, 1.0f, 0.15f };
1168     float a = inData[0];
1169     int i = 0;
1170     for (i = 0; i < 4; i++)
1171         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1172 }
1173
1174 static void BottomGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1175 {
1176     static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.0f };
1177     static float light[4] = { 1.0f, 1.0f, 1.0f, 0.3f };
1178     float a = inData[0];
1179     int i = 0;
1180     for (i = 0; i < 4; i++)
1181         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1182 }
1183
1184 static void MainGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1185 {
1186     static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.15f };
1187     static float light[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
1188     float a = inData[0];
1189     int i = 0;
1190     for (i = 0; i < 4; i++)
1191         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1192 }
1193
1194 static void TrackGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1195 {
1196     static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.678f };
1197     static float light[4] = { 0.0f, 0.0f, 0.0f, 0.13f };
1198     float a = inData[0];
1199     int i = 0;
1200     for (i = 0; i < 4; i++)
1201         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1202 }
1203
1204 void RenderThemeMac::paintMenuListButtonGradients(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1205 {
1206     if (r.isEmpty())
1207         return;
1208
1209     ContextContainer cgContextContainer(paintInfo.context);
1210     CGContextRef context = cgContextContainer.context();
1211
1212     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1213
1214     FloatRoundedRect border = FloatRoundedRect(o.style().getRoundedBorderFor(r));
1215     int radius = border.radii().topLeft().width();
1216
1217     CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
1218
1219     FloatRect topGradient(r.x(), r.y(), r.width(), r.height() / 2.0f);
1220     struct CGFunctionCallbacks topCallbacks = { 0, TopGradientInterpolate, NULL };
1221     RetainPtr<CGFunctionRef> topFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &topCallbacks));
1222     RetainPtr<CGShadingRef> topShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(topGradient.x(), topGradient.y()), CGPointMake(topGradient.x(), topGradient.maxY()), topFunction.get(), false, false));
1223
1224     FloatRect bottomGradient(r.x() + radius, r.y() + r.height() / 2.0f, r.width() - 2.0f * radius, r.height() / 2.0f);
1225     struct CGFunctionCallbacks bottomCallbacks = { 0, BottomGradientInterpolate, NULL };
1226     RetainPtr<CGFunctionRef> bottomFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &bottomCallbacks));
1227     RetainPtr<CGShadingRef> bottomShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bottomGradient.x(),  bottomGradient.y()), CGPointMake(bottomGradient.x(), bottomGradient.maxY()), bottomFunction.get(), false, false));
1228
1229     struct CGFunctionCallbacks mainCallbacks = { 0, MainGradientInterpolate, NULL };
1230     RetainPtr<CGFunctionRef> mainFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
1231     RetainPtr<CGShadingRef> mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.x(),  r.y()), CGPointMake(r.x(), r.maxY()), mainFunction.get(), false, false));
1232
1233     RetainPtr<CGShadingRef> leftShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.x(),  r.y()), CGPointMake(r.x() + radius, r.y()), mainFunction.get(), false, false));
1234
1235     RetainPtr<CGShadingRef> rightShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.maxX(),  r.y()), CGPointMake(r.maxX() - radius, r.y()), mainFunction.get(), false, false));
1236
1237     {
1238         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1239         CGContextClipToRect(context, r);
1240         paintInfo.context->clipRoundedRect(border);
1241         context = cgContextContainer.context();
1242         CGContextDrawShading(context, mainShading.get());
1243     }
1244
1245     {
1246         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1247         CGContextClipToRect(context, topGradient);
1248         paintInfo.context->clipRoundedRect(FloatRoundedRect(enclosingIntRect(topGradient), border.radii().topLeft(), border.radii().topRight(), IntSize(), IntSize()));
1249         context = cgContextContainer.context();
1250         CGContextDrawShading(context, topShading.get());
1251     }
1252
1253     if (!bottomGradient.isEmpty()) {
1254         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1255         CGContextClipToRect(context, bottomGradient);
1256         paintInfo.context->clipRoundedRect(FloatRoundedRect(enclosingIntRect(bottomGradient), IntSize(), IntSize(), border.radii().bottomLeft(), border.radii().bottomRight()));
1257         context = cgContextContainer.context();
1258         CGContextDrawShading(context, bottomShading.get());
1259     }
1260
1261     {
1262         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1263         CGContextClipToRect(context, r);
1264         paintInfo.context->clipRoundedRect(border);
1265         context = cgContextContainer.context();
1266         CGContextDrawShading(context, leftShading.get());
1267         CGContextDrawShading(context, rightShading.get());
1268     }
1269 }
1270
1271 bool RenderThemeMac::paintMenuListButtonDecorations(const RenderObject& renderer, const PaintInfo& paintInfo, const FloatRect& rect)
1272 {
1273     IntRect bounds = IntRect(rect.x() + renderer.style().borderLeftWidth(),
1274         rect.y() + renderer.style().borderTopWidth(),
1275         rect.width() - renderer.style().borderLeftWidth() - renderer.style().borderRightWidth(),
1276         rect.height() - renderer.style().borderTopWidth() - renderer.style().borderBottomWidth());
1277     // Draw the gradients to give the styled popup menu a button appearance
1278     paintMenuListButtonGradients(renderer, paintInfo, bounds);
1279
1280     // Since we actually know the size of the control here, we restrict the font scale to make sure the arrows will fit vertically in the bounds
1281     float fontScale = std::min(renderer.style().fontSize() / baseFontSize, bounds.height() / (baseArrowHeight * 2 + baseSpaceBetweenArrows));
1282     float centerY = bounds.y() + bounds.height() / 2.0f;
1283     float arrowHeight = baseArrowHeight * fontScale;
1284     float arrowWidth = baseArrowWidth * fontScale;
1285     float leftEdge = bounds.maxX() - arrowPaddingRight * renderer.style().effectiveZoom() - arrowWidth;
1286     float spaceBetweenArrows = baseSpaceBetweenArrows * fontScale;
1287
1288     if (bounds.width() < arrowWidth + arrowPaddingLeft * renderer.style().effectiveZoom())
1289         return false;
1290
1291     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1292
1293     paintInfo.context->setFillColor(renderer.style().visitedDependentColor(CSSPropertyColor), renderer.style().colorSpace());
1294     paintInfo.context->setStrokeStyle(NoStroke);
1295
1296     FloatPoint arrow1[3];
1297     arrow1[0] = FloatPoint(leftEdge, centerY - spaceBetweenArrows / 2.0f);
1298     arrow1[1] = FloatPoint(leftEdge + arrowWidth, centerY - spaceBetweenArrows / 2.0f);
1299     arrow1[2] = FloatPoint(leftEdge + arrowWidth / 2.0f, centerY - spaceBetweenArrows / 2.0f - arrowHeight);
1300
1301     // Draw the top arrow
1302     paintInfo.context->drawConvexPolygon(3, arrow1, true);
1303
1304     FloatPoint arrow2[3];
1305     arrow2[0] = FloatPoint(leftEdge, centerY + spaceBetweenArrows / 2.0f);
1306     arrow2[1] = FloatPoint(leftEdge + arrowWidth, centerY + spaceBetweenArrows / 2.0f);
1307     arrow2[2] = FloatPoint(leftEdge + arrowWidth / 2.0f, centerY + spaceBetweenArrows / 2.0f + arrowHeight);
1308
1309     // Draw the bottom arrow
1310     paintInfo.context->drawConvexPolygon(3, arrow2, true);
1311
1312     Color leftSeparatorColor(0, 0, 0, 40);
1313     Color rightSeparatorColor(255, 255, 255, 40);
1314
1315     // FIXME: Should the separator thickness and space be scaled up by fontScale?
1316     int separatorSpace = 2; // Deliberately ignores zoom since it looks nicer if it stays thin.
1317     int leftEdgeOfSeparator = static_cast<int>(leftEdge - arrowPaddingLeft * renderer.style().effectiveZoom()); // FIXME: Round?
1318
1319     // Draw the separator to the left of the arrows
1320     paintInfo.context->setStrokeThickness(1); // Deliberately ignores zoom since it looks nicer if it stays thin.
1321     paintInfo.context->setStrokeStyle(SolidStroke);
1322     paintInfo.context->setStrokeColor(leftSeparatorColor, ColorSpaceDeviceRGB);
1323     paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator, bounds.y()),
1324                                 IntPoint(leftEdgeOfSeparator, bounds.maxY()));
1325
1326     paintInfo.context->setStrokeColor(rightSeparatorColor, ColorSpaceDeviceRGB);
1327     paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.y()),
1328                                 IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.maxY()));
1329     return false;
1330 }
1331
1332 static const IntSize* menuListButtonSizes()
1333 {
1334     static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
1335     return sizes;
1336 }
1337
1338 void RenderThemeMac::adjustMenuListStyle(StyleResolver* styleResolver, RenderStyle* style, Element* e) const
1339 {
1340     NSControlSize controlSize = controlSizeForFont(style);
1341
1342     style->resetBorder();
1343     style->resetPadding();
1344
1345     // Height is locked to auto.
1346     style->setHeight(Length(Auto));
1347
1348     // White-space is locked to pre
1349     style->setWhiteSpace(PRE);
1350
1351     // Set the foreground color to black or gray when we have the aqua look.
1352     // Cast to RGB32 is to work around a compiler bug.
1353     style->setColor(e && !e->isDisabledFormControl() ? static_cast<RGBA32>(Color::black) : Color::darkGray);
1354
1355     // Set the button's vertical size.
1356     setSizeFromFont(style, menuListButtonSizes());
1357
1358     // Our font is locked to the appropriate system font size for the control.  To clarify, we first use the CSS-specified font to figure out
1359     // a reasonable control size, but once that control size is determined, we throw that font away and use the appropriate
1360     // system font for the control size instead.
1361     setFontFromControlSize(styleResolver, style, controlSize);
1362
1363     style->setBoxShadow(nullptr);
1364 }
1365
1366 int RenderThemeMac::popupInternalPaddingLeft(RenderStyle* style) const
1367 {
1368     if (style->appearance() == MenulistPart)
1369         return popupButtonPadding(controlSizeForFont(style))[leftPadding] * style->effectiveZoom();
1370     if (style->appearance() == MenulistButtonPart)
1371         return styledPopupPaddingLeft * style->effectiveZoom();
1372     return 0;
1373 }
1374
1375 int RenderThemeMac::popupInternalPaddingRight(RenderStyle* style) const
1376 {
1377     if (style->appearance() == MenulistPart)
1378         return popupButtonPadding(controlSizeForFont(style))[rightPadding] * style->effectiveZoom();
1379     if (style->appearance() == MenulistButtonPart) {
1380         float fontScale = style->fontSize() / baseFontSize;
1381         float arrowWidth = baseArrowWidth * fontScale;
1382         return static_cast<int>(ceilf(arrowWidth + (arrowPaddingLeft + arrowPaddingRight + paddingBeforeSeparator) * style->effectiveZoom()));
1383     }
1384     return 0;
1385 }
1386
1387 int RenderThemeMac::popupInternalPaddingTop(RenderStyle* style) const
1388 {
1389     if (style->appearance() == MenulistPart)
1390         return popupButtonPadding(controlSizeForFont(style))[topPadding] * style->effectiveZoom();
1391     if (style->appearance() == MenulistButtonPart)
1392         return styledPopupPaddingTop * style->effectiveZoom();
1393     return 0;
1394 }
1395
1396 int RenderThemeMac::popupInternalPaddingBottom(RenderStyle* style) const
1397 {
1398     if (style->appearance() == MenulistPart)
1399         return popupButtonPadding(controlSizeForFont(style))[bottomPadding] * style->effectiveZoom();
1400     if (style->appearance() == MenulistButtonPart)
1401         return styledPopupPaddingBottom * style->effectiveZoom();
1402     return 0;
1403 }
1404
1405 PopupMenuStyle::PopupMenuSize RenderThemeMac::popupMenuSize(const RenderStyle* style, IntRect& rect) const
1406 {
1407     NSPopUpButtonCell* popupButton = this->popupButton();
1408     NSControlSize size = controlSizeForCell(popupButton, popupButtonSizes(), rect.size(), style->effectiveZoom());
1409     switch (size) {
1410     case NSRegularControlSize:
1411         return PopupMenuStyle::PopupMenuSizeNormal;
1412     case NSSmallControlSize:
1413         return PopupMenuStyle::PopupMenuSizeSmall;
1414     case NSMiniControlSize:
1415         return PopupMenuStyle::PopupMenuSizeMini;
1416     default:
1417         return PopupMenuStyle::PopupMenuSizeNormal;
1418     }
1419 }
1420
1421 void RenderThemeMac::adjustMenuListButtonStyle(StyleResolver&, RenderStyle& style, Element&) const
1422 {
1423     float fontScale = style.fontSize() / baseFontSize;
1424
1425     style.resetPadding();
1426     style.setBorderRadius(IntSize(int(baseBorderRadius + fontScale - 1), int(baseBorderRadius + fontScale - 1))); // FIXME: Round up?
1427
1428     const int minHeight = 15;
1429     style.setMinHeight(Length(minHeight, Fixed));
1430
1431     style.setLineHeight(RenderStyle::initialLineHeight());
1432 }
1433
1434 void RenderThemeMac::setPopupButtonCellState(const RenderObject& o, const IntSize& buttonSize)
1435 {
1436     NSPopUpButtonCell* popupButton = this->popupButton();
1437
1438     // Set the control size based off the rectangle we're painting into.
1439     setControlSize(popupButton, popupButtonSizes(), buttonSize, o.style().effectiveZoom());
1440
1441     // Update the various states we respond to.
1442     updateCheckedState(popupButton, o);
1443     updateEnabledState(popupButton, o);
1444     updatePressedState(popupButton, o);
1445 }
1446
1447 const IntSize* RenderThemeMac::menuListSizes() const
1448 {
1449     static const IntSize sizes[3] = { IntSize(9, 0), IntSize(5, 0), IntSize(0, 0) };
1450     return sizes;
1451 }
1452
1453 int RenderThemeMac::minimumMenuListSize(RenderStyle* style) const
1454 {
1455     return sizeForSystemFont(style, menuListSizes()).width();
1456 }
1457
1458 const int trackWidth = 5;
1459 const int trackRadius = 2;
1460
1461 void RenderThemeMac::adjustSliderTrackStyle(StyleResolver*, RenderStyle* style, Element*) const
1462 {
1463     style->setBoxShadow(nullptr);
1464 }
1465
1466 bool RenderThemeMac::paintSliderTrack(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1467 {
1468     IntRect bounds = r;
1469     float zoomLevel = o.style().effectiveZoom();
1470     float zoomedTrackWidth = trackWidth * zoomLevel;
1471
1472     if (o.style().appearance() ==  SliderHorizontalPart || o.style().appearance() ==  MediaSliderPart) {
1473         bounds.setHeight(zoomedTrackWidth);
1474         bounds.setY(r.y() + r.height() / 2 - zoomedTrackWidth / 2);
1475     } else if (o.style().appearance() == SliderVerticalPart) {
1476         bounds.setWidth(zoomedTrackWidth);
1477         bounds.setX(r.x() + r.width() / 2 - zoomedTrackWidth / 2);
1478     }
1479
1480     LocalCurrentGraphicsContext localContext(paintInfo.context);
1481     CGContextRef context = localContext.cgContext();
1482     CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
1483
1484 #if ENABLE(DATALIST_ELEMENT)
1485     paintSliderTicks(o, paintInfo, r);
1486 #endif
1487
1488     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1489     CGContextClipToRect(context, bounds);
1490
1491     struct CGFunctionCallbacks mainCallbacks = { 0, TrackGradientInterpolate, NULL };
1492     RetainPtr<CGFunctionRef> mainFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
1493     RetainPtr<CGShadingRef> mainShading;
1494     if (o.style().appearance() == SliderVerticalPart)
1495         mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.x(),  bounds.maxY()), CGPointMake(bounds.maxX(), bounds.maxY()), mainFunction.get(), false, false));
1496     else
1497         mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.x(),  bounds.y()), CGPointMake(bounds.x(), bounds.maxY()), mainFunction.get(), false, false));
1498
1499     IntSize radius(trackRadius, trackRadius);
1500     paintInfo.context->clipRoundedRect(FloatRoundedRect(bounds, radius, radius, radius, radius));
1501     context = localContext.cgContext();
1502     CGContextDrawShading(context, mainShading.get());
1503
1504     return false;
1505 }
1506
1507 void RenderThemeMac::adjustSliderThumbStyle(StyleResolver* styleResolver, RenderStyle* style, Element* element) const
1508 {
1509     RenderTheme::adjustSliderThumbStyle(styleResolver, style, element);
1510     style->setBoxShadow(nullptr);
1511 }
1512
1513 const float verticalSliderHeightPadding = 0.1f;
1514
1515 bool RenderThemeMac::paintSliderThumb(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1516 {
1517     NSSliderCell* sliderThumbCell = o.style().appearance() == SliderThumbVerticalPart
1518         ? sliderThumbVertical()
1519         : sliderThumbHorizontal();
1520
1521     LocalCurrentGraphicsContext localContext(paintInfo.context);
1522
1523     // Update the various states we respond to.
1524     updateEnabledState(sliderThumbCell, o);
1525         Element* focusDelegate = (o.node() && o.node()->isElementNode()) ? toElement(o.node())->focusDelegate() : 0;
1526     if (focusDelegate)
1527         updateFocusedState(sliderThumbCell, *focusDelegate->renderer());
1528
1529     // Update the pressed state using the NSCell tracking methods, since that's how NSSliderCell keeps track of it.
1530     bool oldPressed;
1531     if (o.style().appearance() == SliderThumbVerticalPart)
1532         oldPressed = m_isSliderThumbVerticalPressed;
1533     else
1534         oldPressed = m_isSliderThumbHorizontalPressed;
1535
1536     bool pressed = isPressed(o);
1537
1538     if (o.style().appearance() == SliderThumbVerticalPart)
1539         m_isSliderThumbVerticalPressed = pressed;
1540     else
1541         m_isSliderThumbHorizontalPressed = pressed;
1542
1543     if (pressed != oldPressed) {
1544         if (pressed)
1545             [sliderThumbCell startTrackingAt:NSPoint() inView:nil];
1546         else
1547             [sliderThumbCell stopTracking:NSPoint() at:NSPoint() inView:nil mouseIsUp:YES];
1548     }
1549
1550     FloatRect bounds = r;
1551     // Make the height of the vertical slider slightly larger so NSSliderCell will draw a vertical slider.
1552     if (o.style().appearance() == SliderThumbVerticalPart)
1553         bounds.setHeight(bounds.height() + verticalSliderHeightPadding * o.style().effectiveZoom());
1554
1555     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1556     float zoomLevel = o.style().effectiveZoom();
1557
1558     FloatRect unzoomedRect = bounds;
1559     if (zoomLevel != 1.0f) {
1560         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1561         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1562         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1563         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1564         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1565     }
1566
1567     [sliderThumbCell drawInteriorWithFrame:unzoomedRect inView:documentViewFor(o)];
1568     [sliderThumbCell setControlView:nil];
1569
1570     return false;
1571 }
1572
1573 bool RenderThemeMac::paintSearchField(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1574 {
1575     LocalCurrentGraphicsContext localContext(paintInfo.context);
1576     NSSearchFieldCell* search = this->search();
1577
1578     setSearchCellState(o, r);
1579
1580     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1581
1582     float zoomLevel = o.style().effectiveZoom();
1583
1584     IntRect unzoomedRect = r;
1585
1586     if (zoomLevel != 1.0f) {
1587         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1588         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1589         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1590         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1591         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1592     }
1593
1594     // Set the search button to nil before drawing.  Then reset it so we can draw it later.
1595     [search setSearchButtonCell:nil];
1596
1597     [search drawWithFrame:NSRect(unzoomedRect) inView:documentViewFor(o)];
1598
1599     [search setControlView:nil];
1600     [search resetSearchButtonCell];
1601
1602     return false;
1603 }
1604
1605 void RenderThemeMac::setSearchCellState(const RenderObject& o, const IntRect&)
1606 {
1607     NSSearchFieldCell* search = this->search();
1608
1609     [search setControlSize:controlSizeForFont(&o.style())];
1610
1611     // Update the various states we respond to.
1612     updateEnabledState(search, o);
1613     updateFocusedState(search, o);
1614 }
1615
1616 const IntSize* RenderThemeMac::searchFieldSizes() const
1617 {
1618     static const IntSize sizes[3] = { IntSize(0, 22), IntSize(0, 19), IntSize(0, 17) };
1619     return sizes;
1620 }
1621
1622 void RenderThemeMac::setSearchFieldSize(RenderStyle* style) const
1623 {
1624     // If the width and height are both specified, then we have nothing to do.
1625     if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
1626         return;
1627
1628     // Use the font size to determine the intrinsic width of the control.
1629     setSizeFromFont(style, searchFieldSizes());
1630 }
1631
1632 void RenderThemeMac::adjustSearchFieldStyle(StyleResolver* styleResolver, RenderStyle* style, Element*) const
1633 {
1634     // Override border.
1635     style->resetBorder();
1636     const short borderWidth = 2 * style->effectiveZoom();
1637     style->setBorderLeftWidth(borderWidth);
1638     style->setBorderLeftStyle(INSET);
1639     style->setBorderRightWidth(borderWidth);
1640     style->setBorderRightStyle(INSET);
1641     style->setBorderBottomWidth(borderWidth);
1642     style->setBorderBottomStyle(INSET);
1643     style->setBorderTopWidth(borderWidth);
1644     style->setBorderTopStyle(INSET);
1645
1646     // Override height.
1647     style->setHeight(Length(Auto));
1648     setSearchFieldSize(style);
1649
1650     // Override padding size to match AppKit text positioning.
1651     const int padding = 1 * style->effectiveZoom();
1652     style->setPaddingLeft(Length(padding, Fixed));
1653     style->setPaddingRight(Length(padding, Fixed));
1654     style->setPaddingTop(Length(padding, Fixed));
1655     style->setPaddingBottom(Length(padding, Fixed));
1656
1657     NSControlSize controlSize = controlSizeForFont(style);
1658     setFontFromControlSize(styleResolver, style, controlSize);
1659
1660     style->setBoxShadow(nullptr);
1661 }
1662
1663 bool RenderThemeMac::paintSearchFieldCancelButton(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1664 {
1665     Element* input = o.node()->shadowHost();
1666     if (!input)
1667         input = toElement(o.node());
1668
1669     if (!input->renderer()->isBox())
1670         return false;
1671
1672     LocalCurrentGraphicsContext localContext(paintInfo.context);
1673     setSearchCellState(*input->renderer(), r);
1674
1675     NSSearchFieldCell* search = this->search();
1676
1677     if (!input->isDisabledFormControl() && (input->isTextFormControl() && !toHTMLTextFormControlElement(input)->isReadOnly()))
1678         updatePressedState([search cancelButtonCell], o);
1679     else if ([[search cancelButtonCell] isHighlighted])
1680         [[search cancelButtonCell] setHighlighted:NO];
1681
1682     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1683
1684     float zoomLevel = o.style().effectiveZoom();
1685
1686     FloatRect localBounds = [search cancelButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1687
1688 #if ENABLE(INPUT_SPEECH)
1689     // Take care of cases where the cancel button was not aligned with the right border of the input element (for e.g.
1690     // when speech input is enabled for the input element.
1691     IntRect absBoundingBox = input->renderer()->absoluteBoundingBoxRect();
1692     int absRight = absBoundingBox.x() + absBoundingBox.width() - input->renderBox()->paddingRight() - input->renderBox()->borderRight();
1693     int spaceToRightOfCancelButton = absRight - (r.x() + r.width());
1694     localBounds.setX(localBounds.x() - spaceToRightOfCancelButton);
1695 #endif
1696
1697     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1698
1699     FloatRect unzoomedRect(localBounds);
1700     if (zoomLevel != 1.0f) {
1701         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1702         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1703         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1704         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1705         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1706     }
1707
1708     [[search cancelButtonCell] drawWithFrame:unzoomedRect inView:documentViewFor(o)];
1709     [[search cancelButtonCell] setControlView:nil];
1710     return false;
1711 }
1712
1713 const IntSize* RenderThemeMac::cancelButtonSizes() const
1714 {
1715     static const IntSize sizes[3] = { IntSize(16, 13), IntSize(13, 11), IntSize(13, 9) };
1716     return sizes;
1717 }
1718
1719 void RenderThemeMac::adjustSearchFieldCancelButtonStyle(StyleResolver*, RenderStyle* style, Element*) const
1720 {
1721     IntSize size = sizeForSystemFont(style, cancelButtonSizes());
1722     style->setWidth(Length(size.width(), Fixed));
1723     style->setHeight(Length(size.height(), Fixed));
1724     style->setBoxShadow(nullptr);
1725 }
1726
1727 const IntSize* RenderThemeMac::resultsButtonSizes() const
1728 {
1729     static const IntSize sizes[3] = { IntSize(19, 13), IntSize(17, 11), IntSize(17, 9) };
1730     return sizes;
1731 }
1732
1733 const int emptyResultsOffset = 9;
1734 void RenderThemeMac::adjustSearchFieldDecorationPartStyle(StyleResolver*, RenderStyle* style, Element*) const
1735 {
1736     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1737     style->setWidth(Length(size.width() - emptyResultsOffset, Fixed));
1738     style->setHeight(Length(size.height(), Fixed));
1739     style->setBoxShadow(nullptr);
1740 }
1741
1742 bool RenderThemeMac::paintSearchFieldDecorationPart(const RenderObject&, const PaintInfo&, const IntRect&)
1743 {
1744     return false;
1745 }
1746
1747 void RenderThemeMac::adjustSearchFieldResultsDecorationPartStyle(StyleResolver*, RenderStyle* style, Element*) const
1748 {
1749     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1750     style->setWidth(Length(size.width(), Fixed));
1751     style->setHeight(Length(size.height(), Fixed));
1752     style->setBoxShadow(nullptr);
1753 }
1754
1755 bool RenderThemeMac::paintSearchFieldResultsDecorationPart(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1756 {
1757     Node* input = o.node()->shadowHost();
1758     if (!input)
1759         input = o.node();
1760     if (!input->renderer()->isBox())
1761         return false;
1762
1763     LocalCurrentGraphicsContext localContext(paintInfo.context);
1764     setSearchCellState(*input->renderer(), r);
1765
1766     NSSearchFieldCell* search = this->search();
1767
1768     if ([search searchMenuTemplate] != nil)
1769         [search setSearchMenuTemplate:nil];
1770
1771     FloatRect localBounds = [search searchButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1772     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1773
1774     [[search searchButtonCell] drawWithFrame:localBounds inView:documentViewFor(o)];
1775     [[search searchButtonCell] setControlView:nil];
1776     return false;
1777 }
1778
1779 const int resultsArrowWidth = 5;
1780 void RenderThemeMac::adjustSearchFieldResultsButtonStyle(StyleResolver*, RenderStyle* style, Element*) const
1781 {
1782     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1783     style->setWidth(Length(size.width() + resultsArrowWidth, Fixed));
1784     style->setHeight(Length(size.height(), Fixed));
1785     style->setBoxShadow(nullptr);
1786 }
1787
1788 bool RenderThemeMac::paintSearchFieldResultsButton(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1789 {
1790     Node* input = o.node()->shadowHost();
1791     if (!input)
1792         input = o.node();
1793     if (!input->renderer()->isBox())
1794         return false;
1795
1796     LocalCurrentGraphicsContext localContext(paintInfo.context);
1797     setSearchCellState(*input->renderer(), r);
1798
1799     NSSearchFieldCell* search = this->search();
1800
1801     if (![search searchMenuTemplate])
1802         [search setSearchMenuTemplate:searchMenuTemplate()];
1803
1804     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1805     float zoomLevel = o.style().effectiveZoom();
1806
1807     FloatRect localBounds = [search searchButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1808     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1809
1810     IntRect unzoomedRect(localBounds);
1811     if (zoomLevel != 1.0f) {
1812         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1813         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1814         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1815         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1816         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1817     }
1818
1819     [[search searchButtonCell] drawWithFrame:unzoomedRect inView:documentViewFor(o)];
1820     [[search searchButtonCell] setControlView:nil];
1821
1822     return false;
1823 }
1824
1825 bool RenderThemeMac::paintSnapshottedPluginOverlay(const RenderObject& o, const PaintInfo& paintInfo, const IntRect&)
1826 {
1827     if (paintInfo.phase != PaintPhaseBlockBackground)
1828         return true;
1829
1830     if (!o.isRenderBlock())
1831         return true;
1832
1833     const RenderBlock& renderBlock = *toRenderBlock(&o);
1834
1835     LayoutUnit contentWidth = renderBlock.contentWidth();
1836     LayoutUnit contentHeight = renderBlock.contentHeight();
1837     if (!contentWidth || !contentHeight)
1838         return true;
1839
1840     GraphicsContext* context = paintInfo.context;
1841
1842     LayoutSize contentSize(contentWidth, contentHeight);
1843     LayoutPoint contentLocation = renderBlock.location();
1844     contentLocation.move(renderBlock.borderLeft() + renderBlock.paddingLeft(), renderBlock.borderTop() + renderBlock.paddingTop());
1845
1846     LayoutRect rect(contentLocation, contentSize);
1847     IntRect alignedRect = pixelSnappedIntRect(rect);
1848     if (alignedRect.width() <= 0 || alignedRect.height() <= 0)
1849         return true;
1850
1851     // We need to get the snapshot image from the plugin element, which should be available
1852     // from our node. Assuming this node is the plugin overlay element, we should get to the
1853     // plugin itself by asking for the shadow root parent, and then its parent.
1854
1855     if (!renderBlock.element()->isHTMLElement())
1856         return true;
1857
1858     HTMLElement* plugInOverlay = toHTMLElement(renderBlock.element());
1859     Element* parent = plugInOverlay->parentOrShadowHostElement();
1860     while (parent && !parent->isPluginElement())
1861         parent = parent->parentOrShadowHostElement();
1862
1863     if (!parent)
1864         return true;
1865
1866     HTMLPlugInElement* plugInElement = toHTMLPlugInElement(parent);
1867     if (!plugInElement->isPlugInImageElement())
1868         return true;
1869
1870     HTMLPlugInImageElement* plugInImageElement = toHTMLPlugInImageElement(plugInElement);
1871
1872     Image* snapshot = plugInImageElement->snapshotImage();
1873     if (!snapshot)
1874         return true;
1875
1876     RenderSnapshottedPlugIn* plugInRenderer = toRenderSnapshottedPlugIn(plugInImageElement->renderer());
1877     FloatPoint snapshotAbsPos = plugInRenderer->localToAbsolute();
1878     snapshotAbsPos.move(plugInRenderer->borderLeft() + plugInRenderer->paddingLeft(), plugInRenderer->borderTop() + plugInRenderer->paddingTop());
1879
1880     // We could draw the snapshot with that coordinates, but we need to make sure there
1881     // isn't a composited layer between us and the plugInRenderer.
1882     const RenderBox* renderBox = toRenderBox(&o);
1883     while (renderBox != plugInRenderer) {
1884         if (renderBox->hasLayer() && renderBox->layer() && renderBox->layer()->isComposited()) {
1885             snapshotAbsPos = -renderBox->location();
1886             break;
1887         }
1888         renderBox = renderBox->parentBox();
1889     }
1890
1891     LayoutSize pluginSize(plugInRenderer->contentWidth(), plugInRenderer->contentHeight());
1892     LayoutRect pluginRect(snapshotAbsPos, pluginSize);
1893     IntRect alignedPluginRect = pixelSnappedIntRect(pluginRect);
1894
1895     if (alignedPluginRect.width() <= 0 || alignedPluginRect.height() <= 0)
1896         return true;
1897
1898     context->drawImage(snapshot, plugInRenderer->style().colorSpace(), alignedPluginRect, CompositeSourceOver);
1899     return false;
1900 }
1901
1902 #if ENABLE(DATALIST_ELEMENT)
1903 IntSize RenderThemeMac::sliderTickSize() const
1904 {
1905     return IntSize(1, 3);
1906 }
1907
1908 int RenderThemeMac::sliderTickOffsetFromTrackCenter() const
1909 {
1910     return -9;
1911 }
1912 #endif
1913
1914 const int sliderThumbWidth = 15;
1915 const int sliderThumbHeight = 15;
1916
1917 void RenderThemeMac::adjustSliderThumbSize(RenderStyle* style, Element*) const
1918 {
1919     float zoomLevel = style->effectiveZoom();
1920     if (style->appearance() == SliderThumbHorizontalPart || style->appearance() == SliderThumbVerticalPart) {
1921         style->setWidth(Length(static_cast<int>(sliderThumbWidth * zoomLevel), Fixed));
1922         style->setHeight(Length(static_cast<int>(sliderThumbHeight * zoomLevel), Fixed));
1923     }
1924 }
1925
1926 bool RenderThemeMac::shouldShowPlaceholderWhenFocused() const
1927 {
1928     return true;
1929 }
1930
1931 NSPopUpButtonCell* RenderThemeMac::popupButton() const
1932 {
1933     if (!m_popupButton) {
1934         m_popupButton = adoptNS([[NSPopUpButtonCell alloc] initTextCell:@"" pullsDown:NO]);
1935         [m_popupButton.get() setUsesItemFromMenu:NO];
1936         [m_popupButton.get() setFocusRingType:NSFocusRingTypeExterior];
1937     }
1938
1939     return m_popupButton.get();
1940 }
1941
1942 NSSearchFieldCell* RenderThemeMac::search() const
1943 {
1944     if (!m_search) {
1945         m_search = adoptNS([[NSSearchFieldCell alloc] initTextCell:@""]);
1946         [m_search.get() setBezelStyle:NSTextFieldRoundedBezel];
1947         [m_search.get() setBezeled:YES];
1948         [m_search.get() setEditable:YES];
1949         [m_search.get() setFocusRingType:NSFocusRingTypeExterior];
1950 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 10100
1951         [m_search.get() setCenteredLook:NO];
1952 #endif
1953     }
1954
1955     return m_search.get();
1956 }
1957
1958 NSMenu* RenderThemeMac::searchMenuTemplate() const
1959 {
1960     if (!m_searchMenuTemplate)
1961         m_searchMenuTemplate = adoptNS([[NSMenu alloc] initWithTitle:@""]);
1962
1963     return m_searchMenuTemplate.get();
1964 }
1965
1966 NSSliderCell* RenderThemeMac::sliderThumbHorizontal() const
1967 {
1968     if (!m_sliderThumbHorizontal) {
1969         m_sliderThumbHorizontal = adoptNS([[NSSliderCell alloc] init]);
1970         [m_sliderThumbHorizontal.get() setSliderType:NSLinearSlider];
1971         [m_sliderThumbHorizontal.get() setControlSize:NSSmallControlSize];
1972         [m_sliderThumbHorizontal.get() setFocusRingType:NSFocusRingTypeExterior];
1973     }
1974
1975     return m_sliderThumbHorizontal.get();
1976 }
1977
1978 NSSliderCell* RenderThemeMac::sliderThumbVertical() const
1979 {
1980     if (!m_sliderThumbVertical) {
1981         m_sliderThumbVertical = adoptNS([[NSSliderCell alloc] init]);
1982         [m_sliderThumbVertical.get() setSliderType:NSLinearSlider];
1983         [m_sliderThumbVertical.get() setControlSize:NSSmallControlSize];
1984         [m_sliderThumbVertical.get() setFocusRingType:NSFocusRingTypeExterior];
1985     }
1986
1987     return m_sliderThumbVertical.get();
1988 }
1989
1990 NSTextFieldCell* RenderThemeMac::textField() const
1991 {
1992     if (!m_textField) {
1993         m_textField = adoptNS([[WebCoreTextFieldCell alloc] initTextCell:@""]);
1994         [m_textField.get() setBezeled:YES];
1995         [m_textField.get() setEditable:YES];
1996         [m_textField.get() setFocusRingType:NSFocusRingTypeExterior];
1997         // Post-Lion, WebCore can be in charge of paintinng the background thanks to
1998         // the workaround in place for <rdar://problem/11385461>, which is implemented
1999         // above as _coreUIDrawOptionsWithFrame.
2000         [m_textField.get() setDrawsBackground:NO];
2001     }
2002
2003     return m_textField.get();
2004 }
2005
2006 String RenderThemeMac::fileListNameForWidth(const FileList* fileList, const Font& font, int width, bool multipleFilesAllowed) const
2007 {
2008     if (width <= 0)
2009         return String();
2010
2011     String strToTruncate;
2012     if (fileList->isEmpty())
2013         strToTruncate = fileListDefaultLabel(multipleFilesAllowed);
2014     else if (fileList->length() == 1)
2015         strToTruncate = [[NSFileManager defaultManager] displayNameAtPath:(fileList->item(0)->path())];
2016     else
2017         return StringTruncator::rightTruncate(multipleFileUploadText(fileList->length()), width, font, StringTruncator::EnableRoundingHacks);
2018
2019     return StringTruncator::centerTruncate(strToTruncate, width, font, StringTruncator::EnableRoundingHacks);
2020 }
2021
2022 #if ENABLE(SERVICE_CONTROLS)
2023 NSServicesRolloverButtonCell* RenderThemeMac::servicesRolloverButtonCell() const
2024 {
2025 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2026     if (!m_servicesRolloverButton) {
2027         m_servicesRolloverButton = [NSServicesRolloverButtonCell serviceRolloverButtonCellForStyle:NSSharingServicePickerStyleRollover];
2028         [m_servicesRolloverButton setBezelStyle:NSRoundedDisclosureBezelStyle];
2029         [m_servicesRolloverButton setButtonType:NSPushOnPushOffButton];
2030         [m_servicesRolloverButton setImagePosition:NSImageOnly];
2031         [m_servicesRolloverButton setState:NO];
2032     }
2033
2034     return m_servicesRolloverButton.get();
2035 #else
2036     return nil;
2037 #endif
2038 }
2039
2040 bool RenderThemeMac::paintImageControlsButton(const RenderObject& renderer, const PaintInfo& paintInfo, const IntRect& rect)
2041 {
2042     if (paintInfo.phase != PaintPhaseBlockBackground)
2043         return true;
2044
2045 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2046     NSServicesRolloverButtonCell *cell = servicesRolloverButtonCell();
2047
2048     LocalCurrentGraphicsContext localContext(paintInfo.context);
2049     GraphicsContextStateSaver stateSaver(*paintInfo.context);
2050
2051     paintInfo.context->translate(rect.x(), rect.y());
2052
2053     IntRect innerFrame(IntPoint(), rect.size());
2054     [cell drawWithFrame:innerFrame inView:documentViewFor(renderer)];
2055     [cell setControlView:nil];
2056 #else
2057     UNUSED_PARAM(renderer);
2058     UNUSED_PARAM(rect);
2059 #endif
2060
2061     return true;
2062 }
2063
2064 IntSize RenderThemeMac::imageControlsButtonSize(const RenderObject&) const
2065 {
2066 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2067     return IntSize(servicesRolloverButtonCell().cellSize);
2068 #else
2069     return IntSize();
2070 #endif
2071 }
2072
2073 IntSize RenderThemeMac::imageControlsButtonPositionOffset() const
2074 {
2075 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2076     // FIXME: Currently the offsets will always be the same no matter what image rect you try with.
2077     // This may not always be true in the future.
2078     static const int dummyDimension = 100;
2079     IntRect dummyImageRect(0, 0, dummyDimension, dummyDimension);
2080     NSRect bounds = [servicesRolloverButtonCell() rectForBounds:dummyImageRect preferredEdge:NSMinYEdge];
2081
2082     return IntSize(dummyDimension - bounds.origin.x, bounds.origin.y);
2083 #else
2084     return IntSize();
2085 #endif
2086 }
2087 #endif
2088
2089 } // namespace WebCore
2090
2091 #endif // !PLATFORM(IOS)