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 {
ThemeDataThemeData38         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 
RenderThemeChromiumWin()109         RenderThemeChromiumWin() { }
~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