1 /* 2 * This file is part of the WebKit project. 3 * 4 * Copyright (C) 2006 Apple Computer, Inc. 5 * Copyright (C) 2006 Michael Emmel mike.emmel (at) gmail.com 6 * Copyright (C) 2007 Holger Hans Peter Freyther 7 * Copyright (C) 2007 Alp Toker <alp (at) atoker.com> 8 * Copyright (C) 2008, 2009 Google, Inc. 9 * All rights reserved. 10 * 11 * This library is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU Library General Public 13 * License as published by the Free Software Foundation; either 14 * version 2 of the License, or (at your option) any later version. 15 * 16 * This library is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * Library General Public License for more details. 20 * 21 * You should have received a copy of the GNU Library General Public License 22 * along with this library; see the file COPYING.LIB. If not, write to 23 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 24 * Boston, MA 02110-1301, USA. 25 * 26 */ 27 28 #ifndef RenderThemeChromiumSkia_h 29 #define RenderThemeChromiumSkia_h 30 31 #include "core/rendering/RenderTheme.h" 32 33 namespace WebCore { 34 35 class RenderProgress; 36 37 class RenderThemeChromiumSkia : public RenderTheme { 38 public: 39 RenderThemeChromiumSkia(); 40 virtual ~RenderThemeChromiumSkia(); 41 42 virtual String extraDefaultStyleSheet(); 43 virtual String extraQuirksStyleSheet(); 44 45 virtual Color platformTapHighlightColor() const OVERRIDE 46 { 47 return Color(defaultTapHighlightColor); 48 } 49 50 // A method asking if the theme's controls actually care about redrawing when hovered. 51 virtual bool supportsHover(const RenderStyle*) const; 52 53 // A method asking if the theme is able to draw the focus ring. 54 virtual bool supportsFocusRing(const RenderStyle*) const; 55 56 virtual bool supportsClosedCaptioning() const OVERRIDE; 57 // The platform selection color. 58 virtual Color platformActiveSelectionBackgroundColor() const; 59 virtual Color platformInactiveSelectionBackgroundColor() const; 60 virtual Color platformActiveSelectionForegroundColor() const; 61 virtual Color platformInactiveSelectionForegroundColor() const; 62 virtual Color platformFocusRingColor() const; 63 64 // To change the blink interval, override caretBlinkIntervalInternal instead of this one so that we may share layout test code an intercepts. 65 virtual double caretBlinkInterval() const; 66 67 // System fonts. 68 virtual void systemFont(CSSValueID, FontDescription&) const; 69 70 virtual int minimumMenuListSize(RenderStyle*) const; 71 72 virtual void setCheckboxSize(RenderStyle*) const; 73 74 virtual void setRadioSize(RenderStyle*) const; 75 76 virtual void adjustButtonStyle(RenderStyle*, Element*) const; 77 78 virtual bool paintTextArea(RenderObject*, const PaintInfo&, const IntRect&); 79 80 virtual void adjustSearchFieldStyle(RenderStyle*, Element*) const; 81 virtual bool paintSearchField(RenderObject*, const PaintInfo&, const IntRect&); 82 83 virtual void adjustSearchFieldCancelButtonStyle(RenderStyle*, Element*) const; 84 virtual bool paintSearchFieldCancelButton(RenderObject*, const PaintInfo&, const IntRect&); 85 86 virtual void adjustSearchFieldDecorationStyle(RenderStyle*, Element*) const; 87 88 virtual void adjustSearchFieldResultsDecorationStyle(RenderStyle*, Element*) const; 89 virtual bool paintSearchFieldResultsDecoration(RenderObject*, const PaintInfo&, const IntRect&); 90 91 virtual bool paintMediaSliderTrack(RenderObject*, const PaintInfo&, const IntRect&); 92 virtual bool paintMediaVolumeSliderTrack(RenderObject*, const PaintInfo&, const IntRect&); 93 virtual void adjustSliderThumbSize(RenderStyle*, Element*) const; 94 virtual bool paintMediaSliderThumb(RenderObject*, const PaintInfo&, const IntRect&); 95 virtual bool paintMediaToggleClosedCaptionsButton(RenderObject*, const PaintInfo&, const IntRect&); 96 virtual bool paintMediaVolumeSliderThumb(RenderObject*, const PaintInfo&, const IntRect&); 97 virtual bool paintMediaPlayButton(RenderObject*, const PaintInfo&, const IntRect&); 98 virtual bool paintMediaMuteButton(RenderObject*, const PaintInfo&, const IntRect&); 99 virtual String formatMediaControlsTime(float time) const; 100 virtual String formatMediaControlsCurrentTime(float currentTime, float duration) const; 101 virtual bool paintMediaFullscreenButton(RenderObject*, const PaintInfo&, const IntRect&); 102 103 // MenuList refers to an unstyled menulist (meaning a menulist without 104 // background-color or border set) and MenuListButton refers to a styled 105 // menulist (a menulist with background-color or border set). They have 106 // this distinction to support showing aqua style themes whenever they 107 // possibly can, which is something we don't want to replicate. 108 // 109 // In short, we either go down the MenuList code path or the MenuListButton 110 // codepath. We never go down both. And in both cases, they render the 111 // entire menulist. 112 virtual void adjustMenuListStyle(RenderStyle*, Element*) const; 113 virtual void adjustMenuListButtonStyle(RenderStyle*, Element*) const; 114 virtual bool paintMenuListButton(RenderObject*, const PaintInfo&, const IntRect&); 115 116 virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const; 117 virtual double animationDurationForProgressBar(RenderProgress*) const; 118 119 // These methods define the padding for the MenuList's inner block. 120 virtual int popupInternalPaddingLeft(RenderStyle*) const; 121 virtual int popupInternalPaddingRight(RenderStyle*) const; 122 virtual int popupInternalPaddingTop(RenderStyle*) const; 123 virtual int popupInternalPaddingBottom(RenderStyle*) const; 124 125 // Media controls 126 virtual bool hasOwnDisabledStateHandlingFor(ControlPart) const { return true; } 127 virtual bool usesVerticalVolumeSlider() const { return false; } 128 129 // Provide a way to pass the default font size from the Settings object 130 // to the render theme. FIXME: http://b/1129186 A cleaner way would be 131 // to remove the default font size from this object and have callers 132 // that need the value to get it directly from the appropriate Settings 133 // object. 134 static void setDefaultFontSize(int); 135 136 protected: 137 virtual double caretBlinkIntervalInternal() const; 138 139 virtual int menuListArrowPadding() const; 140 141 IntRect determinateProgressValueRectFor(RenderProgress*, const IntRect&) const; 142 IntRect indeterminateProgressValueRectFor(RenderProgress*, const IntRect&) const; 143 IntRect progressValueRectFor(RenderProgress*, const IntRect&) const; 144 145 class DirectionFlippingScope { 146 public: 147 DirectionFlippingScope(RenderObject*, const PaintInfo&, const IntRect&); 148 ~DirectionFlippingScope(); 149 150 private: 151 bool m_needsFlipping; 152 const PaintInfo& m_paintInfo; 153 }; 154 155 private: 156 virtual bool shouldShowPlaceholderWhenFocused() const OVERRIDE; 157 158 int menuListInternalPadding(RenderStyle*, int paddingType) const; 159 bool paintMediaButtonInternal(GraphicsContext*, const IntRect&, Image*); 160 IntRect convertToPaintingRect(RenderObject* inputRenderer, const RenderObject* partRenderer, LayoutRect partRect, const IntRect& localOffset) const; 161 162 static const RGBA32 defaultTapHighlightColor = 0x2e000000; // 18% black. 163 }; 164 165 } // namespace WebCore 166 167 #endif // RenderThemeChromiumSkia_h 168