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/*
* This file is part of the WebKit project.
*
* Copyright (C) 2006 Apple 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
#include "RenderTheme.h"
#include <Eina.h>
#include <cairo.h>
#include <wtf/efl/UniquePtrEfl.h>
namespace WebCore {
enum FormType { // KEEP IN SYNC WITH edjeGroupFromFormType()
Button,
RadioButton,
TextField,
CheckBox,
ComboBox,
ProgressBar,
ScrollbarHorizontalThumb,
ScrollbarHorizontalTrackBackground,
ScrollbarVerticalThumb,
ScrollbarVerticalTrackBackground,
SearchField,
SearchFieldResultsButton,
SearchFieldResultsDecoration,
SearchFieldCancelButton,
SliderVertical,
SliderHorizontal,
SliderThumbVertical,
SliderThumbHorizontal,
Spinner,
FormTypeLast
};
class RenderThemeEfl final : public RenderTheme {
private:
explicit RenderThemeEfl(Page*);
virtual ~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 override { return true; }
// A method Returning whether the control is styled by css or not e.g specifying background-color.
virtual bool isControlStyled(const RenderStyle&, const BorderData&, const FillLayer&, const Color& backgroundColor) const override;
// A method asking if the theme is able to draw the focus ring.
virtual bool supportsFocusRing(const RenderStyle&) const override;
// A method asking if the control changes its tint when the window has focus or not.
virtual bool controlSupportsTints(const RenderObject&) const override;
// A general method asking if any control tinting is supported at all.
virtual bool supportsControlTints() const override { return true; }
// A general method asking if foreground colors of selection are supported.
virtual bool supportsSelectionForegroundColors() const override;
// 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 RenderBox&) const override;
virtual Color platformActiveSelectionBackgroundColor() const override;
virtual Color platformInactiveSelectionBackgroundColor() const override;
virtual Color platformActiveSelectionForegroundColor() const override;
virtual Color platformInactiveSelectionForegroundColor() const override;
virtual Color platformFocusRingColor() const override;
// 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;
virtual void adjustCheckboxStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintCheckbox(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustRadioStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintRadio(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustButtonStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustTextFieldStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintTextField(const RenderObject&, const PaintInfo&, const FloatRect&) override;
virtual void adjustTextAreaStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintTextArea(const RenderObject&, const PaintInfo&, const FloatRect&) override;
virtual void adjustMenuListStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintMenuList(const RenderObject&, const PaintInfo&, const FloatRect&) override;
virtual void adjustMenuListButtonStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintMenuListButtonDecorations(const RenderBox&, const PaintInfo&, const FloatRect&) override;
virtual void adjustSearchFieldResultsDecorationPartStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintSearchFieldResultsDecorationPart(const RenderBox&, const PaintInfo&, const IntRect&) override;
virtual void adjustSearchFieldStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintSearchField(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustSearchFieldResultsButtonStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintSearchFieldResultsButton(const RenderBox&, const PaintInfo&, const IntRect&) override;
virtual void adjustSearchFieldCancelButtonStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintSearchFieldCancelButton(const RenderBox&, const PaintInfo&, const IntRect&) override;
virtual void adjustSliderTrackStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintSliderTrack(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustSliderThumbStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual void adjustSliderThumbSize(RenderStyle&, Element*) const override;
#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(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual void adjustInnerSpinButtonStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintInnerSpinButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
static void setDefaultFontSize(int fontsize);
virtual void adjustProgressBarStyle(StyleResolver&, RenderStyle&, Element*) const override;
virtual bool paintProgressBar(const RenderObject&, const PaintInfo&, const IntRect&) override;
virtual double animationRepeatIntervalForProgressBar(RenderProgress&) const override;
virtual double animationDurationForProgressBar(RenderProgress&) const override;
#if ENABLE(VIDEO)
virtual String mediaControlsStyleSheet() override;
virtual String mediaControlsScript() override;
#endif
#if ENABLE(VIDEO_TRACK)
virtual bool supportsClosedCaptioning() const override { return true; }
#endif
void setThemePath(const String&);
String themePath() const;
bool paintThemePart(const GraphicsContext&, FormType, const IntRect&);
protected:
static float defaultFontSize;
private:
bool loadTheme();
ALWAYS_INLINE bool loadThemeIfNeeded() const
{
return m_edje || (!m_themePath.isEmpty() && const_cast<RenderThemeEfl*>(this)->loadTheme());
}
// System fonts.
virtual void updateCachedSystemFontDescription(CSSValueID, FontCascadeDescription&) const override;
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*, const ControlStates*, bool);
void applyEdjeRTLState(Evas_Object*, const RenderObject&, FormType, const IntRect&);
bool paintThemePart(const RenderObject&, FormType, const PaintInfo&, const IntRect&);
Page* m_page;
Color m_activeSelectionBackgroundColor;
Color m_activeSelectionForegroundColor;
Color m_inactiveSelectionBackgroundColor;
Color m_inactiveSelectionForegroundColor;
Color m_focusRingColor;
Color m_sliderThumbColor;
String m_themePath;
// Order so that the canvas gets destroyed at last.
EflUniquePtr<Ecore_Evas> m_canvas;
EflUniquePtr<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 std::unique_ptr<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.
EflUniquePtr<Ecore_Evas> m_canvas;
EflUniquePtr<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.
Vector<std::unique_ptr<ThemePartCacheEntry>> m_partCache;
ThemePartCacheEntry* getThemePartFromCache(FormType, const IntSize&);
void clearThemePartCache();
};
}
#endif // RenderThemeEfl_h
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