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/*
* This file is part of the theme implementation for form controls in WebCore.
*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef RenderThemeQt_H
#define RenderThemeQt_H
#include "RenderTheme.h"
#include <QStyle>
QT_BEGIN_NAMESPACE
class QPainter;
class QWidget;
QT_END_NAMESPACE
namespace WebCore {
class RenderStyle;
class HTMLMediaElement;
class RenderThemeQt : public RenderTheme
{
private:
RenderThemeQt(Page* page);
virtual ~RenderThemeQt();
public:
static PassRefPtr<RenderTheme> create(Page*);
virtual bool supportsHover(const RenderStyle*) const;
virtual bool supportsFocusRing(const RenderStyle* style) const;
virtual int baselinePosition(const RenderObject* o) const;
// A method asking if the control changes its tint when the window has focus or not.
virtual bool controlSupportsTints(const RenderObject*) const;
// A general method asking if any control tinting is supported at all.
virtual bool supportsControlTints() const;
virtual void adjustRepaintRect(const RenderObject* o, IntRect& r);
virtual bool isControlStyled(const RenderStyle*, const BorderData&,
const FillLayer&, const Color&) const;
// The platform selection color.
virtual Color platformActiveSelectionBackgroundColor() const;
virtual Color platformInactiveSelectionBackgroundColor() const;
virtual Color platformActiveSelectionForegroundColor() const;
virtual Color platformInactiveSelectionForegroundColor() const;
virtual void systemFont(int propId, FontDescription&) const;
virtual int minimumMenuListSize(RenderStyle*) const;
virtual void adjustSliderThumbSize(RenderObject*) const;
virtual double caretBlinkInterval() const;
#if ENABLE(VIDEO)
virtual String extraMediaControlsStyleSheet();
#endif
protected:
virtual bool paintCheckbox(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r);
virtual void setCheckboxSize(RenderStyle*) const;
virtual bool paintRadio(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r);
virtual void setRadioSize(RenderStyle*) const;
virtual void adjustButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void setButtonSize(RenderStyle*) const;
virtual bool paintTextField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintTextArea(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintMenuList(RenderObject* o, const RenderObject::PaintInfo& i, const IntRect& r);
virtual void adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintMenuListButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustMenuListButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintSliderTrack(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintSliderThumb(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintSearchField(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustSearchFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual void adjustSearchFieldCancelButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldCancelButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustSearchFieldDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldDecoration(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual void adjustSearchFieldResultsDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldResultsDecoration(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
#if ENABLE(VIDEO)
virtual bool paintMediaFullscreenButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaPlayButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaMuteButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaSeekBackButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaSeekForwardButton(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaSliderTrack(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
virtual bool paintMediaSliderThumb(RenderObject*, const RenderObject::PaintInfo&, const IntRect&);
private:
HTMLMediaElement* getMediaElementFromRenderObject(RenderObject* o) const;
void paintMediaBackground(QPainter* painter, const IntRect& r) const;
QColor getMediaControlForegroundColor(RenderObject* o = 0) const;
#endif
void computeSizeBasedOnStyle(RenderStyle* renderStyle) const;
private:
bool supportsFocus(ControlPart) const;
ControlPart applyTheme(QStyleOption&, RenderObject*) const;
void setButtonPadding(RenderStyle*) const;
void setPopupPadding(RenderStyle*) const;
QStyle* qStyle() const;
QStyle* fallbackStyle();
Page* m_page;
#ifdef Q_WS_MAC
int m_buttonFontPixelSize;
#endif
QString m_buttonFontFamily;
QStyle* m_fallbackStyle;
};
class StylePainter
{
public:
explicit StylePainter(const RenderObject::PaintInfo& paintInfo);
explicit StylePainter(GraphicsContext* context);
~StylePainter();
bool isValid() const { return painter && style; }
QPainter* painter;
QWidget* widget;
QStyle* style;
void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption& opt)
{ style->drawPrimitive(pe, &opt, painter, widget); }
void drawControl(QStyle::ControlElement ce, const QStyleOption& opt)
{ style->drawControl(ce, &opt, painter, widget); }
void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex& opt)
{ style->drawComplexControl(cc, &opt, painter, widget); }
private:
void init(GraphicsContext* context);
QBrush oldBrush;
bool oldAntialiasing;
Q_DISABLE_COPY(StylePainter)
};
}
#endif
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