WebCore/RenderThemeChromiumWin.h

   1 /*
   2  * This file is part of the WebKit project.
   3  *
   4  * Copyright (C) 2006 Apple Computer, Inc.
   5  * Copyright (C) 2008, 2009 Google, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Library General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Library General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Library General Public License
  18  * along with this library; see the file COPYING.LIB.  If not, write to
  19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20  * Boston, MA 02110-1301, USA.
  21  *
  22  */
  23
  24 #ifndef RenderThemeChromiumWin_h
  25 #define RenderThemeChromiumWin_h
  26
  27 #include "RenderTheme.h"
  28
  29 #if WIN32
  30 typedef void* HANDLE;
  31 typedef struct HINSTANCE__* HINSTANCE;
  32 typedef HINSTANCE HMODULE;
  33 #endif
  34
  35 namespace WebCore {
  36
  37     struct ThemeData {
  38         ThemeData() : m_part(0), m_state(0), m_classicState(0) {}
  39
  40         unsigned m_part;
  41         unsigned m_state;
  42         unsigned m_classicState;
  43     };
  44
  45     class RenderThemeChromiumWin : public RenderTheme {
  46     public:
  47         RenderThemeChromiumWin() { }
  48         ~RenderThemeChromiumWin() { }
  49
  50         virtual String extraDefaultStyleSheet();
  51         virtual String extraQuirksStyleSheet();
  52
  53         // A method asking if the theme's controls actually care about redrawing when hovered.
  54         virtual bool supportsHover(const RenderStyle*) const { return true; }
  55
  56         // A method asking if the theme is able to draw the focus ring.
  57         virtual bool supportsFocusRing(const RenderStyle*) const;
  58
  59         // The platform selection color.
  60         virtual Color platformActiveSelectionBackgroundColor() const;
  61         virtual Color platformInactiveSelectionBackgroundColor() const;
  62         virtual Color platformActiveSelectionForegroundColor() const;
  63         virtual Color platformInactiveSelectionForegroundColor() const;
  64         virtual Color platformTextSearchHighlightColor() const;
  65
  66         virtual double caretBlinkInterval() const;
  67
  68         // System fonts.
  69         virtual void systemFont(int propId, Document*, FontDescription&) const;
  70
  71         virtual int minimumMenuListSize(RenderStyle*) const;
  72
  73         virtual bool paintCheckbox(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r) { return paintButton(o, i, r); }
  74         virtual void setCheckboxSize(RenderStyle*) const;
  75
  76         virtual bool paintRadio(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r) { return paintButton(o, i, r); }
  77         virtual void setRadioSize(RenderStyle*) const;
  78
  79         virtual bool paintButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
  80
  81         virtual bool paintTextField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
  82
  83         virtual bool paintTextArea(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r) { return paintTextField(o, i, r); }
  84
  85         virtual bool paintSearchField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
  86
  87         // MenuList refers to an unstyled menulist (meaning a menulist without
  88         // background-color or border set) and MenuListButton refers to a styled
  89         // menulist (a menulist with background-color or border set). They have
  90         // this distinction to support showing aqua style themes whenever they
  91         // possibly can, which is something we don't want to replicate.
  92         //
  93         // In short, we either go down the MenuList code path or the MenuListButton
  94         // codepath. We never go down both. And in both cases, they render the
  95         // entire menulist.
  96         virtual void adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
  97         virtual bool paintMenuList(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
  98         virtual void adjustMenuListButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
  99         virtual bool paintMenuListButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
 100
 101         // These methods define the padding for the MenuList's inner block.
 102         virtual int popupInternalPaddingLeft(RenderStyle*) const;
 103         virtual int popupInternalPaddingRight(RenderStyle*) const;
 104         virtual int popupInternalPaddingTop(RenderStyle*) const;
 105         virtual int popupInternalPaddingBottom(RenderStyle*) const;
 106
 107         virtual void adjustButtonInnerStyle(RenderStyle*) const;
 108
 109         // Provide a way to pass the default font size from the Settings object
 110         // to the render theme.  FIXME: http://b/1129186 A cleaner way would be
 111         // to remove the default font size from this object and have callers
 112         // that need the value to get it directly from the appropriate Settings
 113         // object.
 114         static void setDefaultFontSize(int);
 115
 116         // Enables/Disables FindInPage mode, which (if enabled) overrides the
 117         // selection rect color to be orange.
 118         static void setFindInPageMode(bool);
 119
 120     private:
 121         unsigned determineState(RenderObject*);
 122         unsigned determineClassicState(RenderObject*);
 123
 124         ThemeData getThemeData(RenderObject*);
 125
 126         bool paintTextFieldInternal(RenderObject*, const RenderObject::PaintInfo&, const IntRect&, bool);
 127
 128         int menuListInternalPadding(RenderStyle*, int paddingType) const;
 129
 130         // A flag specifying whether we are in Find-in-page mode or not.
 131         static bool m_findInPageMode;
 132     };
 133
 134 } // namespace WebCore
 135
 136 #endif