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/*
* This file is part of the theme implementation for form controls in WebCore.
*
* Copyright (C) 2011 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 RenderThemeQtMobile_h
#define RenderThemeQtMobile_h
#include "RenderThemeQt.h"
#include <QBrush>
#include <QHash>
#include <QPixmapCache>
QT_BEGIN_NAMESPACE
class QColor;
class QSize;
QT_END_NAMESPACE
typedef QPixmapCache::Key CacheKey;
namespace WebCore {
class RenderThemeQtMobile : public RenderThemeQt {
private:
RenderThemeQtMobile(Page*);
virtual ~RenderThemeQtMobile();
public:
static PassRefPtr<RenderTheme> create(Page*);
virtual void adjustSliderThumbSize(RenderStyle*, Element*) const;
virtual bool isControlStyled(const RenderStyle*, const BorderData&, const FillLayer&, const Color& backgroundColor) const;
virtual int popupInternalPaddingBottom(RenderStyle*) const;
virtual bool delegatesMenuListRendering() const { return true; }
// We don't want the focus ring to be drawn by the graphics context so we
// always claim to support it in the theme.
// FIXME: This could be a usability problem in the case of contenteditable divs.
virtual bool supportsFocusRing(const RenderStyle*) const { return true; }
protected:
virtual void adjustButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustTextFieldStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustMenuListStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintMenuListButton(RenderObject*, const PaintInfo&, const IntRect&);
#if ENABLE(PROGRESS_ELEMENT)
// Returns the duration of the animation for the progress bar.
virtual double animationDurationForProgressBar(RenderProgress*) const;
virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);
#endif
virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
virtual void computeSizeBasedOnStyle(RenderStyle*) const;
virtual QSharedPointer<StylePainter> getStylePainter(const PaintInfo&);
virtual QPalette colorPalette() const;
private:
bool checkMultiple(RenderObject*) const;
void setButtonPadding(RenderStyle*) const;
void setPopupPadding(RenderStyle*) const;
};
struct KeyIdentifier {
KeyIdentifier()
: type(Undefined)
, width(0)
, height(0)
, trait1(0)
, trait2(0)
, trait3(0)
{
}
enum ControlType {
Undefined,
CheckBox,
Radio,
ComboButton,
LineEdit,
PushButton,
Progress,
SliderThumb
};
ControlType type : 3;
uint width : 11;
uint height : 9;
uint trait1 : 1;
uint trait2 : 1;
uint trait3 : 7;
inline bool operator==(const KeyIdentifier& other) const
{
return (type == other.type && width == other.width
&& height == other.height && trait1 == other.trait1
&& trait2 == other.trait2 && trait3 == other.trait3);
}
};
class StylePainterMobile : public StylePainter {
public:
explicit StylePainterMobile(RenderThemeQtMobile*, const PaintInfo&);
~StylePainterMobile();
void drawLineEdit(const QRect&, bool focused, bool enabled = true);
void drawCheckBox(const QRect&, bool checked, bool enabled = true);
void drawRadioButton(const QRect&, bool checked, bool enabled = true);
void drawPushButton(const QRect&, bool sunken, bool enabled = true);
void drawComboBox(const QRect&, bool multiple, bool enabled = true);
void drawProgress(const QRect&, double progress, bool leftToRight = true, bool animated = false, bool vertical = false) const;
void drawSliderThumb(const QRect&, bool pressed) const;
private:
void drawCheckableBackground(QPainter*, const QRect&, bool checked, bool enabled) const;
void drawChecker(QPainter*, const QRect&, const QColor&) const;
QPixmap findCheckBox(const QSize&, bool checked, bool enabled) const;
void drawRadio(QPainter*, const QSize&, bool checked, bool enabled) const;
QPixmap findRadio(const QSize&, bool checked, bool enabled) const;
QSizeF getButtonImageSize(int , bool multiple) const;
void drawSimpleComboButton(QPainter*, const QSizeF&, const QColor&) const;
void drawMultipleComboButton(QPainter*, const QSizeF&, const QColor&) const;
QPixmap findComboButton(const QSize&, bool multiple, bool enabled) const;
QPixmap findLineEdit(const QSize&, bool focused) const;
QPixmap findPushButton(const QSize&, bool sunken, bool enabled) const;
QSize sizeForPainterScale(const QRect&) const;
static bool findCachedControl(const KeyIdentifier&, QPixmap*);
static void insertIntoCache(const KeyIdentifier&, const QPixmap&);
bool m_previousSmoothPixmapTransform;
Q_DISABLE_COPY(StylePainterMobile)
};
}
#endif // RenderThemeQtMobile_h
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