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/*
* This file is part of the WebKit project.
*
* Copyright (C) 2006 Apple Computer, Inc.
* Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com
* Copyright (C) 2007 Holger Hans Peter Freyther
* Copyright (C) 2007 Alp Toker <alp@atoker.com>
* Copyright (C) 2010 Igalia S.L.
* All rights reserved.
*
* 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 RenderThemeGtk_h
#define RenderThemeGtk_h
#include <wtf/gobject/GRefPtr.h>
#include "RenderTheme.h"
typedef struct _GdkColormap GdkColormap;
namespace WebCore {
class RenderThemeGtk : public RenderTheme {
private:
RenderThemeGtk();
virtual ~RenderThemeGtk();
public:
static PassRefPtr<RenderTheme> create();
// A method asking if the theme's controls actually care about redrawing when hovered.
virtual bool supportsHover(const RenderStyle* style) const { return true; }
// A method asking if the theme is able to draw the focus ring.
virtual bool supportsFocusRing(const RenderStyle*) 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 { return true; }
virtual void adjustRepaintRect(const RenderObject*, IntRect&);
// A method to obtain the baseline position for a "leaf" control. This will only be used if a baseline
// position cannot be determined by examining child content. Checkboxes and radio buttons are examples of
// controls that need to do this.
virtual int baselinePosition(const RenderObject*) const;
// The platform selection color.
virtual Color platformActiveSelectionBackgroundColor() const;
virtual Color platformInactiveSelectionBackgroundColor() const;
virtual Color platformActiveSelectionForegroundColor() const;
virtual Color platformInactiveSelectionForegroundColor() const;
// List Box selection color
virtual Color activeListBoxSelectionBackgroundColor() const;
virtual Color activeListBoxSelectionForegroundColor() const;
virtual Color inactiveListBoxSelectionBackgroundColor() const;
virtual Color inactiveListBoxSelectionForegroundColor() const;
virtual double caretBlinkInterval() const;
virtual void platformColorsDidChange();
// System fonts and colors.
virtual void systemFont(CSSValueID, FontDescription&) const;
virtual Color systemColor(CSSValueID) const;
virtual bool popsMenuBySpaceOrReturn() const OVERRIDE { return true; }
#if ENABLE(VIDEO)
virtual String extraMediaControlsStyleSheet();
virtual String formatMediaControlsCurrentTime(float currentTime, float duration) const;
#if ENABLE(FULLSCREEN_API)
virtual String extraFullScreenStyleSheet();
#endif
#endif
#if ENABLE(DATALIST_ELEMENT)
// Returns size of one slider tick mark for a horizontal track.
// For vertical tracks we rotate it and use it. i.e. Width is always length along the track.
virtual IntSize sliderTickSize() const;
// Returns the distance of slider tick origin from the slider track center.
virtual int sliderTickOffsetFromTrackCenter() const;
#endif
#ifdef GTK_API_VERSION_2
GtkWidget* gtkContainer() const;
GtkWidget* gtkEntry() const;
GtkWidget* gtkVScrollbar() const;
GtkWidget* gtkHScrollbar() const;
static void getIndicatorMetrics(ControlPart, int& indicatorSize, int& indicatorSpacing);
#else
GtkStyleContext* gtkScrollbarStyle();
#endif
protected:
virtual bool paintCheckbox(RenderObject* o, const PaintInfo& i, const IntRect& r);
virtual void setCheckboxSize(RenderStyle* style) const;
virtual bool paintRadio(RenderObject* o, const PaintInfo& i, const IntRect& r);
virtual void setRadioSize(RenderStyle* style) const;
virtual void adjustButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintTextArea(RenderObject*, const PaintInfo&, const IntRect&);
int popupInternalPaddingLeft(RenderStyle*) const;
int popupInternalPaddingRight(RenderStyle*) const;
int popupInternalPaddingTop(RenderStyle*) const;
int popupInternalPaddingBottom(RenderStyle*) const;
// The Mac port differentiates between the "menu list" and the "menu list button."
// The former is used when a menu list button has been styled. This is used to ensure
// Aqua themed controls whenever possible. We always want to use GTK+ theming, so
// we don't maintain this differentiation.
virtual void adjustMenuListStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual void adjustMenuListButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMenuListButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSearchFieldResultsDecorationStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldResultsDecoration(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSearchFieldStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSearchField(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSearchFieldResultsButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldResultsButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSearchFieldCancelButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldCancelButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSliderTrackStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSliderThumbStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual void adjustSliderThumbSize(RenderStyle*, Element*) const;
#if ENABLE(VIDEO)
void initMediaColors();
void initMediaButtons();
virtual bool hasOwnDisabledStateHandlingFor(ControlPart) const;
virtual bool paintMediaFullscreenButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaPlayButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaMuteButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaSeekBackButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaSeekForwardButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaVolumeSliderContainer(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaVolumeSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaVolumeSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
virtual bool paintMediaCurrentTime(RenderObject*, const PaintInfo&, const IntRect&);
#endif
#if ENABLE(PROGRESS_ELEMENT)
virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const;
virtual double animationDurationForProgressBar(RenderProgress*) const;
virtual void adjustProgressBarStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);
#endif
virtual bool paintCapsLockIndicator(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustInnerSpinButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintInnerSpinButton(RenderObject*, const PaintInfo&, const IntRect&);
private:
virtual String fileListNameForWidth(const FileList*, const Font&, int width, bool multipleFilesAllowed) const OVERRIDE;
void platformInit();
static void setTextInputBorders(RenderStyle*);
static double getScreenDPI();
#if ENABLE(VIDEO)
bool paintMediaButton(RenderObject*, GraphicsContext*, const IntRect&, const char* symbolicIconName, const char* fallbackStockIconName);
#endif
#if ENABLE(PROGRESS_ELEMENT)
static IntRect calculateProgressRect(RenderObject*, const IntRect&);
#endif
mutable Color m_panelColor;
mutable Color m_sliderColor;
mutable Color m_sliderThumbColor;
const int m_mediaIconSize;
const int m_mediaSliderHeight;
#ifdef GTK_API_VERSION_2
void setupWidgetAndAddToContainer(GtkWidget*, GtkWidget*) const;
void refreshComboBoxChildren() const;
void getComboBoxPadding(RenderStyle*, int& left, int& top, int& right, int& bottom) const;
int getComboBoxSeparatorWidth() const;
int comboBoxArrowSize(RenderStyle*) const;
GtkWidget* gtkButton() const;
GtkWidget* gtkTreeView() const;
GtkWidget* gtkVScale() const;
GtkWidget* gtkHScale() const;
GtkWidget* gtkRadioButton() const;
GtkWidget* gtkCheckButton() const;
GtkWidget* gtkProgressBar() const;
GtkWidget* gtkComboBox() const;
GtkWidget* gtkComboBoxButton() const;
GtkWidget* gtkComboBoxArrow() const;
GtkWidget* gtkComboBoxSeparator() const;
GtkWidget* gtkSpinButton() const;
GdkColormap* m_colormap;
mutable GtkWidget* m_gtkWindow;
mutable GtkWidget* m_gtkContainer;
mutable GtkWidget* m_gtkButton;
mutable GtkWidget* m_gtkEntry;
mutable GtkWidget* m_gtkTreeView;
mutable GtkWidget* m_gtkVScale;
mutable GtkWidget* m_gtkHScale;
mutable GtkWidget* m_gtkRadioButton;
mutable GtkWidget* m_gtkCheckButton;
mutable GtkWidget* m_gtkProgressBar;
mutable GtkWidget* m_gtkComboBox;
mutable GtkWidget* m_gtkComboBoxButton;
mutable GtkWidget* m_gtkComboBoxArrow;
mutable GtkWidget* m_gtkComboBoxSeparator;
mutable GtkWidget* m_gtkVScrollbar;
mutable GtkWidget* m_gtkHScrollbar;
mutable GtkWidget* m_gtkSpinButton;
bool m_themePartsHaveRGBAColormap;
friend class WidgetRenderingContext;
#endif
};
}
#endif // RenderThemeGtk_h
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