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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) 2008 INdT - Instituto Nokia de Tecnologia
* Copyright (C) 2009-2010 ProFUSION embedded systems
* Copyright (C) 2009-2010 Samsung Electronics
* 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 RenderThemeEfl_h
#define RenderThemeEfl_h
#if ENABLE(VIDEO)
#include "MediaControlElements.h"
#endif
#include "RenderTheme.h"
#include <Eina.h>
#include <cairo.h>
#include <wtf/efl/RefPtrEfl.h>
namespace WebCore {
enum FormType { // KEEP IN SYNC WITH edjeGroupFromFormType()
Button,
RadioButton,
TextField,
CheckBox,
ComboBox,
#if ENABLE(PROGRESS_ELEMENT)
ProgressBar,
#endif
SearchField,
SearchFieldDecoration,
SearchFieldResultsButton,
SearchFieldResultsDecoration,
SearchFieldCancelButton,
SliderVertical,
SliderHorizontal,
SliderThumbVertical,
SliderThumbHorizontal,
#if ENABLE(VIDEO)
PlayPauseButton,
MuteUnMuteButton,
SeekForwardButton,
SeekBackwardButton,
FullScreenButton,
#endif
#if ENABLE(VIDEO_TRACK)
ToggleCaptionsButton,
#endif
Spinner,
FormTypeLast
};
class RenderThemeEfl : public RenderTheme {
private:
explicit RenderThemeEfl(Page*);
~RenderThemeEfl();
public:
static PassRefPtr<RenderTheme> create(Page*);
// A method asking if the theme's controls actually care about redrawing when hovered.
virtual bool supportsHover(const RenderStyle*) 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; }
// A general method asking if foreground colors of selection are supported.
virtual bool supportsSelectionForegroundColors() const;
// 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;
virtual Color platformActiveSelectionBackgroundColor() const;
virtual Color platformInactiveSelectionBackgroundColor() const;
virtual Color platformActiveSelectionForegroundColor() const;
virtual Color platformInactiveSelectionForegroundColor() const;
virtual Color platformFocusRingColor() const;
// Set platform colors; remember to call platformColorDidChange after.
void setColorFromThemeClass(const char* colorClass);
void setButtonTextColor(int foreR, int foreG, int foreB, int foreA, int backR, int backG, int backB, int backA);
void setComboTextColor(int foreR, int foreG, int foreB, int foreA, int backR, int backG, int backB, int backA);
void setEntryTextColor(int foreR, int foreG, int foreB, int foreA, int backR, int backG, int backB, int backA);
void setSearchTextColor(int foreR, int foreG, int foreB, int foreA, int backR, int backG, int backB, int backA);
void adjustSizeConstraints(RenderStyle*, FormType) const;
// System fonts.
virtual void systemFont(CSSValueID, FontDescription&) const;
virtual void adjustCheckboxStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintCheckbox(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustRadioStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintRadio(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintButton(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustTextFieldStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustTextAreaStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintTextArea(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustMenuListStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustMenuListButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
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 adjustSearchFieldDecorationStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSearchFieldDecoration(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 void adjustSliderTrackStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustSliderThumbStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual void adjustSliderThumbSize(RenderStyle*, Element*) const;
#if ENABLE(DATALIST_ELEMENT)
virtual IntSize sliderTickSize() const OVERRIDE;
virtual int sliderTickOffsetFromTrackCenter() const OVERRIDE;
virtual LayoutUnit sliderTickSnappingThreshold() const OVERRIDE;
#endif
virtual bool supportsDataListUI(const AtomicString&) const OVERRIDE;
virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);
virtual void adjustInnerSpinButtonStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintInnerSpinButton(RenderObject*, const PaintInfo&, const IntRect&);
static void setDefaultFontSize(int fontsize);
#if ENABLE(PROGRESS_ELEMENT)
virtual void adjustProgressBarStyle(StyleResolver*, RenderStyle*, Element*) const;
virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);
virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const;
virtual double animationDurationForProgressBar(RenderProgress*) const;
#endif
#if ENABLE(VIDEO)
virtual String extraMediaControlsStyleSheet();
#if ENABLE(FULLSCREEN_API)
virtual String extraFullScreenStyleSheet();
#endif
virtual String formatMediaControlsCurrentTime(float currentTime, float duration) const;
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(VIDEO_TRACK)
virtual bool supportsClosedCaptioning() const OVERRIDE;
virtual bool paintMediaToggleClosedCaptionsButton(RenderObject*, const PaintInfo&, const IntRect&) OVERRIDE;
#endif
virtual bool shouldShowPlaceholderWhenFocused() const OVERRIDE { return true; }
void setThemePath(const String&);
String themePath() const;
protected:
static float defaultFontSize;
private:
bool loadTheme();
ALWAYS_INLINE bool loadThemeIfNeeded() const
{
return m_edje || (!m_themePath.isEmpty() && const_cast<RenderThemeEfl*>(this)->loadTheme());
}
ALWAYS_INLINE Ecore_Evas* canvas() const { return m_canvas.get(); }
ALWAYS_INLINE Evas_Object* edje() const { return m_edje.get(); }
void applyPartDescriptionsFrom(const String& themePath);
void applyEdjeStateFromForm(Evas_Object*, ControlStates);
void applyEdjeRTLState(Evas_Object*, RenderObject*, FormType, const IntRect&);
bool paintThemePart(RenderObject*, FormType, const PaintInfo&, const IntRect&);
#if ENABLE(VIDEO)
bool emitMediaButtonSignal(FormType, MediaControlElementType, const IntRect&);
#endif
Page* m_page;
Color m_activeSelectionBackgroundColor;
Color m_activeSelectionForegroundColor;
Color m_inactiveSelectionBackgroundColor;
Color m_inactiveSelectionForegroundColor;
Color m_focusRingColor;
Color m_sliderThumbColor;
#if ENABLE(VIDEO)
Color m_mediaPanelColor;
Color m_mediaSliderColor;
#endif
String m_themePath;
// Order so that the canvas gets destroyed at last.
OwnPtr<Ecore_Evas> m_canvas;
RefPtr<Evas_Object> m_edje;
bool m_supportsSelectionForegroundColor;
struct ThemePartDesc {
FormType type;
LengthSize min;
LengthSize max;
LengthBox padding;
};
void applyPartDescriptionFallback(struct ThemePartDesc*);
void applyPartDescription(Evas_Object*, struct ThemePartDesc*);
struct ThemePartCacheEntry {
static PassOwnPtr<RenderThemeEfl::ThemePartCacheEntry> create(const String& themePath, FormType, const IntSize&);
void reuse(const String& themePath, FormType, const IntSize&);
ALWAYS_INLINE Ecore_Evas* canvas() { return m_canvas.get(); }
ALWAYS_INLINE Evas_Object* edje() { return m_edje.get(); }
ALWAYS_INLINE cairo_surface_t* surface() { return m_surface.get(); }
FormType type;
IntSize size;
private:
// Order so that the canvas gets destroyed at last.
OwnPtr<Ecore_Evas> m_canvas;
RefPtr<Evas_Object> m_edje;
RefPtr<cairo_surface_t> m_surface;
};
struct ThemePartDesc m_partDescs[FormTypeLast];
// List of ThemePartCacheEntry* sorted so that the most recently
// used entries come first. We use a list for efficient moving
// of items within the container.
Eina_List* m_partCache;
ThemePartCacheEntry* getThemePartFromCache(FormType, const IntSize&);
void clearThemePartCache();
};
}
#endif // RenderThemeEfl_h
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