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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) 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.
*
*/
#pragma once
#include "RenderTheme.h"
namespace WebCore {
class RenderThemeGtk final : public RenderTheme {
public:
friend NeverDestroyed<RenderThemeGtk>;
#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.
IntSize sliderTickSize() const override;
// Returns the distance of slider tick origin from the slider track center.
int sliderTickOffsetFromTrackCenter() const override;
#endif
private:
// System fonts.
void updateCachedSystemFontDescription(CSSValueID, FontCascadeDescription&) const override;
public:
#ifndef GTK_API_VERSION_2
// A method asking if the theme's controls actually care about redrawing when hovered.
bool supportsHover(const RenderStyle&) const override { return true; }
// A method asking if the theme is able to draw the focus ring.
bool supportsFocusRing(const RenderStyle&) const override;
// A method asking if the control changes its tint when the window has focus or not.
bool controlSupportsTints(const RenderObject&) const override;
// A general method asking if any control tinting is supported at all.
bool supportsControlTints() const override { return true; }
void adjustRepaintRect(const RenderObject&, FloatRect&) 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.
int baselinePosition(const RenderBox&) const override;
// The platform selection color.
Color platformActiveSelectionBackgroundColor() const override;
Color platformInactiveSelectionBackgroundColor() const override;
Color platformActiveSelectionForegroundColor() const override;
Color platformInactiveSelectionForegroundColor() const override;
// List Box selection color
Color platformActiveListBoxSelectionBackgroundColor() const override;
Color platformActiveListBoxSelectionForegroundColor() const override;
Color platformInactiveListBoxSelectionBackgroundColor() const override;
Color platformInactiveListBoxSelectionForegroundColor() const override;
Seconds caretBlinkInterval() const override;
void platformColorsDidChange() override;
// System colors.
Color systemColor(CSSValueID) const override;
bool popsMenuBySpaceOrReturn() const override { return true; }
#if ENABLE(VIDEO)
String extraMediaControlsStyleSheet() override;
String formatMediaControlsCurrentTime(float currentTime, float duration) const override;
bool supportsClosedCaptioning() const override { return true; }
String mediaControlsScript() override;
#if ENABLE(FULLSCREEN_API)
String extraFullScreenStyleSheet() override;
#endif
#endif
bool shouldHaveCapsLockIndicator(const HTMLInputElement&) const override;
private:
RenderThemeGtk();
virtual ~RenderThemeGtk();
bool paintCheckbox(const RenderObject&, const PaintInfo&, const IntRect&) override;
void setCheckboxSize(RenderStyle&) const override;
bool paintRadio(const RenderObject&, const PaintInfo&, const IntRect&) override;
void setRadioSize(RenderStyle&) const override;
void adjustButtonStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
void adjustTextFieldStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintTextField(const RenderObject&, const PaintInfo&, const FloatRect&) override;
bool paintTextArea(const RenderObject&, const PaintInfo&, const FloatRect&) override;
LengthBox popupInternalPaddingBox(const RenderStyle&) const override;
// 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.
void adjustMenuListStyle(StyleResolver&, RenderStyle&, const Element*) const override;
void adjustMenuListButtonStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintMenuList(const RenderObject&, const PaintInfo&, const FloatRect&) override;
bool paintMenuListButtonDecorations(const RenderBox&, const PaintInfo&, const FloatRect&) override;
void adjustSearchFieldResultsDecorationPartStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintSearchFieldResultsDecorationPart(const RenderBox&, const PaintInfo&, const IntRect&) override;
void adjustSearchFieldStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintSearchField(const RenderObject&, const PaintInfo&, const IntRect&) override;
void adjustSearchFieldResultsButtonStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintSearchFieldResultsButton(const RenderBox&, const PaintInfo&, const IntRect&) override;
void adjustSearchFieldCancelButtonStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintSearchFieldCancelButton(const RenderBox&, const PaintInfo&, const IntRect&) override;
bool paintSliderTrack(const RenderObject&, const PaintInfo&, const IntRect&) override;
void adjustSliderTrackStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintSliderThumb(const RenderObject&, const PaintInfo&, const IntRect&) override;
void adjustSliderThumbStyle(StyleResolver&, RenderStyle&, const Element*) const override;
void adjustSliderThumbSize(RenderStyle&, const Element*) const override;
#if ENABLE(VIDEO)
bool hasOwnDisabledStateHandlingFor(ControlPart) const override;
bool paintMediaFullscreenButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaPlayButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaMuteButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaSeekBackButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaSeekForwardButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaSliderTrack(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaSliderThumb(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaVolumeSliderTrack(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaVolumeSliderThumb(const RenderObject&, const PaintInfo&, const IntRect&) override;
bool paintMediaCurrentTime(const RenderObject&, const PaintInfo&, const IntRect&) override;
#if ENABLE(VIDEO_TRACK)
bool paintMediaToggleClosedCaptionsButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
#endif
#endif
Seconds animationRepeatIntervalForProgressBar(RenderProgress&) const override;
double animationDurationForProgressBar(RenderProgress&) const override;
void adjustProgressBarStyle(StyleResolver&, RenderStyle&, const Element*) const override;
IntRect progressBarRectForBounds(const RenderObject&, const IntRect&) const override;
bool paintProgressBar(const RenderObject&, const PaintInfo&, const IntRect&) override;
InnerSpinButtonLayout innerSpinButtonLayout(const RenderObject&) const override;
void adjustInnerSpinButtonStyle(StyleResolver&, RenderStyle&, const Element*) const override;
bool paintInnerSpinButton(const RenderObject&, const PaintInfo&, const IntRect&) override;
String fileListNameForWidth(const FileList*, const FontCascade&, int width, bool multipleFilesAllowed) const override;
static void setTextInputBorders(RenderStyle&);
#if ENABLE(VIDEO)
bool paintMediaButton(const RenderObject&, GraphicsContext&, const IntRect&, const char* iconName);
#endif
static IntRect calculateProgressRect(const RenderObject&, const IntRect&);
#endif // GTK_API_VERSION_2
};
} // namespace WebCore
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