/*

 * 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) 2009 Kenneth Rohde Christiansen

 * 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 "GRefPtr.h"

#include "RenderTheme.h"

typedef struct _GtkWidget GtkWidget;

typedef struct _GtkStyle GtkStyle;

typedef struct _GtkContainer GtkContainer;

#ifdef GTK_API_VERSION_2

typedef struct _GdkRectangle GdkRectangle;

#else

typedef struct _cairo_rectangle_int cairo_rectangle_int_t;

typedef cairo_rectangle_int_t GdkRectangle;

#endif

typedef struct _GdkDrawable GdkDrawable;

typedef struct _GtkBorder GtkBorder;

typedef struct _GtkThemeParts GtkThemeParts;

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; }

    // 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(int propId, FontDescription&) const;

    virtual Color systemColor(int cssValueId) const;

#if ENABLE(VIDEO)

    virtual String extraMediaControlsStyleSheet();

#endif

    GtkThemeParts* partsForDrawable(GdkDrawable*) const;

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(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintButton(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintTextField(RenderObject*, const PaintInfo&, const IntRect&);

    virtual bool paintTextArea(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintMenuList(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSearchFieldResultsDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintSearchFieldResultsDecoration(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSearchFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintSearchField(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSearchFieldResultsButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintSearchFieldResultsButton(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSearchFieldCancelButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintSearchFieldCancelButton(RenderObject*, const PaintInfo&, const IntRect&);

    virtual bool paintSliderTrack(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSliderTrackStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintSliderThumb(RenderObject*, const PaintInfo&, const IntRect&);

    virtual void adjustSliderThumbStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual void adjustSliderThumbSize(RenderObject* object) const;

#if ENABLE(VIDEO)

    virtual void initMediaStyling(GtkStyle* style, bool force);

    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&);

#endif

#if ENABLE(PROGRESS_TAG)

    virtual double animationRepeatIntervalForProgressBar(RenderProgress*) const;

    virtual double animationDurationForProgressBar(RenderProgress*) const;

    virtual void adjustProgressBarStyle(CSSStyleSelector*, RenderStyle*, Element*) const;

    virtual bool paintProgressBar(RenderObject*, const PaintInfo&, const IntRect&);

#endif

private:

    /*

     * hold the state

     */

    GtkWidget* gtkButton() const;

    GtkWidget* gtkEntry() const;

    GtkWidget* gtkTreeView() const;

    /*

     * unmapped GdkWindow having a container. This is holding all

     * our fake widgets

     */

    GtkContainer* gtkContainer() const;

    mutable GtkWidget* m_gtkWindow;

    mutable GtkContainer* m_gtkContainer;

    mutable GtkWidget* m_gtkButton;

    mutable GtkWidget* m_gtkEntry;

    mutable GtkWidget* m_gtkTreeView;

    mutable Color m_panelColor;

    mutable Color m_sliderColor;

    mutable Color m_sliderThumbColor;

    const int m_mediaIconSize;

    const int m_mediaSliderHeight;

    const int m_mediaSliderThumbWidth;

    const int m_mediaSliderThumbHeight;

    RefPtr<Image> m_fullscreenButton;

    RefPtr<Image> m_muteButton;

    RefPtr<Image> m_unmuteButton;

    RefPtr<Image> m_playButton;

    RefPtr<Image> m_pauseButton;

    RefPtr<Image> m_seekBackButton;

    RefPtr<Image> m_seekForwardButton;

    Page* m_page;

    GRefPtr<GHashTable> m_partsTable;

};

}

#endif // RenderThemeGtk_h