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      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 "RenderThemeChromiumSkia.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 RenderThemeChromiumSkia {
     46     public:
     47         static PassRefPtr<RenderTheme> create();
     48 
     49         // A method asking if the theme is able to draw the focus ring.
     50         virtual bool supportsFocusRing(const RenderStyle*) const;
     51 
     52         // The platform selection color.
     53         virtual Color platformActiveSelectionBackgroundColor() const;
     54         virtual Color platformInactiveSelectionBackgroundColor() const;
     55         virtual Color platformActiveSelectionForegroundColor() const;
     56         virtual Color platformInactiveSelectionForegroundColor() const;
     57         virtual Color platformActiveTextSearchHighlightColor() const;
     58         virtual Color platformInactiveTextSearchHighlightColor() const;
     59 
     60         // System fonts.
     61         virtual void systemFont(int propId, FontDescription&) const;
     62         virtual Color systemColor(int cssValueId) const;
     63 
     64         virtual void adjustSliderThumbSize(RenderObject*) const;
     65 
     66         // Various paint functions.
     67         virtual bool paintCheckbox(RenderObject*, const PaintInfo&, const IntRect&);
     68         virtual bool paintRadio(RenderObject*, const PaintInfo&, const IntRect&);
     69         virtual bool paintButton(RenderObject*, const PaintInfo&, const IntRect&);
     70         virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);
     71         virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
     72         virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
     73 
     74         // MenuList refers to an unstyled menulist (meaning a menulist without
     75         // background-color or border set) and MenuListButton refers to a styled
     76         // menulist (a menulist with background-color or border set). They have
     77         // this distinction to support showing aqua style themes whenever they
     78         // possibly can, which is something we don't want to replicate.
     79         //
     80         // In short, we either go down the MenuList code path or the MenuListButton
     81         // codepath. We never go down both. And in both cases, they render the
     82         // entire menulist.
     83         virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);
     84 
     85         // Override RenderThemeChromiumSkia's setDefaultFontSize method to also reset the local font property caches.
     86         // See comment in RenderThemeChromiumSkia::setDefaultFontSize() regarding ugliness of this hack.
     87         static void setDefaultFontSize(int);
     88 
     89         virtual void adjustInnerSpinButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
     90         virtual bool paintInnerSpinButton(RenderObject*, const PaintInfo&, const IntRect&);
     91 
     92 #if ENABLE(PROGRESS_TAG)
     93         virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const;
     94         virtual double animationDurationForProgressBar(RenderProgress*) const;
     95         virtual void adjustProgressBarStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
     96         virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);
     97 #endif
     98 
     99     protected:
    100         virtual double caretBlinkIntervalInternal() const;
    101 
    102     private:
    103         enum ControlSubPart {
    104             None,
    105             SpinButtonDown,
    106             SpinButtonUp,
    107         };
    108 
    109         RenderThemeChromiumWin() { }
    110         virtual ~RenderThemeChromiumWin() { }
    111 
    112         unsigned determineState(RenderObject*, ControlSubPart = None);
    113         unsigned determineSliderThumbState(RenderObject*);
    114         unsigned determineClassicState(RenderObject*, ControlSubPart = None);
    115 
    116         ThemeData getThemeData(RenderObject*, ControlSubPart = None);
    117 
    118         bool paintTextFieldInternal(RenderObject*, const PaintInfo&, const IntRect&, bool);
    119     };
    120 
    121 } // namespace WebCore
    122 
    123 #endif
    124