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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/173111">173111</a></dd>
<dt>Author</dt> <dd>carlosgc@webkit.org</dd>
<dt>Date</dt> <dd>2014-08-29 01:06:03 -0700 (Fri, 29 Aug 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>RenderThemeGtk depends on classes outside of platform
https://bugs.webkit.org/show_bug.cgi?id=22176
Reviewed by Martin Robinson.
Move RenderThemeGtk.cpp from platform to rendering.
* PlatformGTK.cmake:
* rendering/RenderThemeGtk.cpp: Renamed from Source/WebCore/platform/gtk/RenderThemeGtk.cpp.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorePlatformGTKcmake">trunk/Source/WebCore/PlatformGTK.cmake</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunkSourceWebCorerenderingRenderThemeGtkcpp">trunk/Source/WebCore/rendering/RenderThemeGtk.cpp</a></li>
</ul>
<h3>Removed Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreplatformgtkRenderThemeGtkcpp">trunk/Source/WebCore/platform/gtk/RenderThemeGtk.cpp</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (173110 => 173111)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2014-08-29 07:42:56 UTC (rev 173110)
+++ trunk/Source/WebCore/ChangeLog 2014-08-29 08:06:03 UTC (rev 173111)
</span><span class="lines">@@ -1,5 +1,17 @@
</span><span class="cx"> 2014-08-29 Carlos Garcia Campos <cgarcia@igalia.com>
</span><span class="cx">
</span><ins>+ RenderThemeGtk depends on classes outside of platform
+ https://bugs.webkit.org/show_bug.cgi?id=22176
+
+ Reviewed by Martin Robinson.
+
+ Move RenderThemeGtk.cpp from platform to rendering.
+
+ * PlatformGTK.cmake:
+ * rendering/RenderThemeGtk.cpp: Renamed from Source/WebCore/platform/gtk/RenderThemeGtk.cpp.
+
+2014-08-29 Carlos Garcia Campos <cgarcia@igalia.com>
+
</ins><span class="cx"> [GTK] ScrollbarThemeGtk should not depend on RenderThemeGtk
</span><span class="cx"> https://bugs.webkit.org/show_bug.cgi?id=136338
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCorePlatformGTKcmake"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/PlatformGTK.cmake (173110 => 173111)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/PlatformGTK.cmake 2014-08-29 07:42:56 UTC (rev 173110)
+++ trunk/Source/WebCore/PlatformGTK.cmake 2014-08-29 08:06:03 UTC (rev 173111)
</span><span class="lines">@@ -238,7 +238,6 @@
</span><span class="cx"> platform/gtk/PlatformScreenGtk.cpp
</span><span class="cx"> platform/gtk/PlatformWheelEventGtk.cpp
</span><span class="cx"> platform/gtk/RedirectedXCompositeWindow.cpp
</span><del>- platform/gtk/RenderThemeGtk.cpp
</del><span class="cx"> platform/gtk/ScrollbarThemeGtk.cpp
</span><span class="cx"> platform/gtk/SharedBufferGtk.cpp
</span><span class="cx"> platform/gtk/SharedTimerGtk.cpp
</span><span class="lines">@@ -248,6 +247,8 @@
</span><span class="cx"> platform/gtk/WebKitAuthenticationWidget.cpp
</span><span class="cx"> platform/gtk/WidgetBackingStoreGtkX11.cpp
</span><span class="cx"> platform/gtk/WidgetGtk.cpp
</span><ins>+
+ rendering/RenderThemeGtk.cpp
</ins><span class="cx"> )
</span><span class="cx">
</span><span class="cx"> if (WTF_USE_GEOCLUE2)
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformgtkRenderThemeGtkcpp"></a>
<div class="delfile"><h4>Deleted: trunk/Source/WebCore/platform/gtk/RenderThemeGtk.cpp (173110 => 173111)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/gtk/RenderThemeGtk.cpp 2014-08-29 07:42:56 UTC (rev 173110)
+++ trunk/Source/WebCore/platform/gtk/RenderThemeGtk.cpp 2014-08-29 08:06:03 UTC (rev 173111)
</span><span class="lines">@@ -1,1679 +0,0 @@
</span><del>-/*
- * Copyright (C) 2007 Apple Inc.
- * Copyright (C) 2007 Alp Toker <alp@atoker.com>
- * Copyright (C) 2008 Collabora Ltd.
- * Copyright (C) 2009 Kenneth Rohde Christiansen
- * Copyright (C) 2010 Igalia S.L.
- *
- * 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.
- *
- */
-
-#include "config.h"
-#include "RenderThemeGtk.h"
-
-#include "CSSValueKeywords.h"
-#include "ExceptionCodePlaceholder.h"
-#include "FileList.h"
-#include "FileSystem.h"
-#include "FontDescription.h"
-#include "Gradient.h"
-#include "GraphicsContext.h"
-#include "GtkVersioning.h"
-#include "HTMLMediaElement.h"
-#include "LocalizedStrings.h"
-#include "MediaControlElements.h"
-#include "NamedNodeMap.h"
-#include "Page.h"
-#include "PaintInfo.h"
-#include "PlatformContextCairo.h"
-#include "RenderBox.h"
-#include "RenderObject.h"
-#include "RenderProgress.h"
-#include "ScrollbarThemeGtk.h"
-#include "StringTruncator.h"
-#include "TimeRanges.h"
-#include "UserAgentScripts.h"
-#include "UserAgentStyleSheets.h"
-#include <cmath>
-#include <gdk/gdk.h>
-#include <glib.h>
-#include <gtk/gtk.h>
-#include <wtf/NeverDestroyed.h>
-#include <wtf/gobject/GRefPtr.h>
-#include <wtf/gobject/GUniquePtr.h>
-#include <wtf/text/CString.h>
-#include <wtf/text/StringBuilder.h>
-
-namespace WebCore {
-
-PassRefPtr<RenderTheme> RenderThemeGtk::create()
-{
- return adoptRef(new RenderThemeGtk());
-}
-
-PassRefPtr<RenderTheme> RenderTheme::themeForPage(Page*)
-{
- static RenderTheme* rt = RenderThemeGtk::create().leakRef();
- return rt;
-}
-
-static double getScreenDPI()
-{
- // FIXME: Really this should be the widget's screen.
- GdkScreen* screen = gdk_screen_get_default();
- if (!screen)
- return 96; // Default to 96 DPI.
-
- float dpi = gdk_screen_get_resolution(screen);
- if (dpi <= 0)
- return 96;
- return dpi;
-}
-
-void RenderThemeGtk::systemFont(CSSValueID, FontDescription& fontDescription) const
-{
- GtkSettings* settings = gtk_settings_get_default();
- if (!settings)
- return;
-
- // This will be a font selection string like "Sans 10" so we cannot use it as the family name.
- GUniqueOutPtr<gchar> fontName;
- g_object_get(settings, "gtk-font-name", &fontName.outPtr(), nullptr);
-
- PangoFontDescription* pangoDescription = pango_font_description_from_string(fontName.get());
- if (!pangoDescription)
- return;
-
- fontDescription.setOneFamily(pango_font_description_get_family(pangoDescription));
-
- int size = pango_font_description_get_size(pangoDescription) / PANGO_SCALE;
- // If the size of the font is in points, we need to convert it to pixels.
- if (!pango_font_description_get_size_is_absolute(pangoDescription))
- size = size * (getScreenDPI() / 72.0);
-
- fontDescription.setSpecifiedSize(size);
- fontDescription.setIsAbsoluteSize(true);
- fontDescription.setGenericFamily(FontDescription::NoFamily);
- fontDescription.setWeight(FontWeightNormal);
- fontDescription.setItalic(false);
- pango_font_description_free(pangoDescription);
-}
-
-#if ENABLE(DATALIST_ELEMENT)
-IntSize RenderThemeGtk::sliderTickSize() const
-{
- // FIXME: We need to set this to the size of one tick mark.
- return IntSize(0, 0);
-}
-
-int RenderThemeGtk::sliderTickOffsetFromTrackCenter() const
-{
- // FIXME: We need to set this to the position of the tick marks.
- return 0;
-}
-#endif
-
-#ifndef GTK_API_VERSION_2
-
-// This is the default value defined by GTK+, where it was defined as MIN_ARROW_SIZE in gtkarrow.c.
-static const int minArrowSize = 15;
-// This is the default value defined by GTK+, where it was defined as MIN_ARROW_WIDTH in gtkspinbutton.c.
-static const int minSpinButtonArrowSize = 6;
-
-typedef HashMap<GType, GRefPtr<GtkStyleContext>> StyleContextMap;
-static StyleContextMap& styleContextMap();
-
-static void gtkStyleChangedCallback(GObject*, GParamSpec*)
-{
- for (const auto& styleContext : styleContextMap())
- gtk_style_context_invalidate(styleContext.value.get());
- static_cast<ScrollbarThemeGtk*>(ScrollbarTheme::theme())->themeChanged();
- Page::updateStyleForAllPagesAfterGlobalChangeInEnvironment();
-}
-
-static StyleContextMap& styleContextMap()
-{
- static NeverDestroyed<StyleContextMap> map;
- static bool initialized = false;
- if (!initialized) {
- GtkSettings* settings = gtk_settings_get_default();
- g_signal_connect(settings, "notify::gtk-theme-name", G_CALLBACK(gtkStyleChangedCallback), nullptr);
- g_signal_connect(settings, "notify::gtk-color-scheme", G_CALLBACK(gtkStyleChangedCallback), nullptr);
- initialized = true;
- }
- return map;
-}
-
-static GtkStyleContext* getStyleContext(GType widgetType)
-{
- StyleContextMap::AddResult result = styleContextMap().add(widgetType, nullptr);
- if (!result.isNewEntry)
- return result.iterator->value.get();
-
- GtkWidgetPath* path = gtk_widget_path_new();
- gtk_widget_path_append_type(path, widgetType);
-
- if (widgetType == GTK_TYPE_ENTRY)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_ENTRY);
- else if (widgetType == GTK_TYPE_ARROW)
- gtk_widget_path_iter_add_class(path, 0, "arrow");
- else if (widgetType == GTK_TYPE_BUTTON) {
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_BUTTON);
- gtk_widget_path_iter_add_class(path, 1, "text-button");
- } else if (widgetType == GTK_TYPE_SCALE)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SCALE);
- else if (widgetType == GTK_TYPE_SEPARATOR)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SEPARATOR);
- else if (widgetType == GTK_TYPE_PROGRESS_BAR)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_PROGRESSBAR);
- else if (widgetType == GTK_TYPE_SPIN_BUTTON)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SPINBUTTON);
- else if (widgetType == GTK_TYPE_TREE_VIEW)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_VIEW);
- else if (widgetType == GTK_TYPE_CHECK_BUTTON)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_CHECK);
- else if (widgetType == GTK_TYPE_RADIO_BUTTON)
- gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_RADIO);
-
- GRefPtr<GtkStyleContext> context = adoptGRef(gtk_style_context_new());
- gtk_style_context_set_path(context.get(), path);
- gtk_widget_path_free(path);
-
- result.iterator->value = context;
- return context.get();
-}
-
-static GRefPtr<GdkPixbuf> getStockIconForWidgetType(GType widgetType, const char* iconName, gint direction, gint state, gint iconSize)
-{
- ASSERT(iconName);
-
- GtkStyleContext* context = getStyleContext(widgetType);
- GtkIconSet* iconSet = gtk_style_context_lookup_icon_set(context, iconName);
-
- gtk_style_context_save(context);
-
- guint flags = 0;
- if (state == GTK_STATE_PRELIGHT)
- flags |= GTK_STATE_FLAG_PRELIGHT;
- else if (state == GTK_STATE_INSENSITIVE)
- flags |= GTK_STATE_FLAG_INSENSITIVE;
-
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(direction));
- GdkPixbuf* icon = gtk_icon_set_render_icon_pixbuf(iconSet, context, static_cast<GtkIconSize>(iconSize));
-
- gtk_style_context_restore(context);
-
- return adoptGRef(icon);
-}
-
-static GRefPtr<GdkPixbuf> getStockSymbolicIconForWidgetType(GType widgetType, const char* symbolicIconName, const char* fallbackStockIconName, gint direction, gint state, gint iconSize)
-{
- GtkStyleContext* context = getStyleContext(widgetType);
-
- gtk_style_context_save(context);
-
- guint flags = 0;
- if (state == GTK_STATE_PRELIGHT)
- flags |= GTK_STATE_FLAG_PRELIGHT;
- else if (state == GTK_STATE_INSENSITIVE)
- flags |= GTK_STATE_FLAG_INSENSITIVE;
-
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(direction));
- GtkIconInfo* info = gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(), symbolicIconName, iconSize,
- static_cast<GtkIconLookupFlags>(GTK_ICON_LOOKUP_FORCE_SVG | GTK_ICON_LOOKUP_FORCE_SIZE));
- GdkPixbuf* icon = 0;
- if (info) {
- icon = gtk_icon_info_load_symbolic_for_context(info, context, 0, 0);
- gtk_icon_info_free(info);
- }
-
- gtk_style_context_restore(context);
-
- if (!icon) {
- if (!fallbackStockIconName)
- return nullptr;
- return getStockIconForWidgetType(widgetType, fallbackStockIconName, direction, state, iconSize);
- }
-
- return adoptGRef(icon);
-}
-
-#if ENABLE(VIDEO)
-static HTMLMediaElement* getMediaElementFromRenderObject(const RenderObject& o)
-{
- Node* node = o.node();
- Node* mediaNode = node ? node->shadowHost() : 0;
- if (!mediaNode)
- mediaNode = node;
- if (!mediaNode || !mediaNode->isElementNode() || !toElement(mediaNode)->isMediaElement())
- return 0;
-
- return toHTMLMediaElement(mediaNode);
-}
-
-void RenderThemeGtk::initMediaColors()
-{
- GdkRGBA color;
- GtkStyleContext* containerContext = getStyleContext(GTK_TYPE_CONTAINER);
-
- gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_NORMAL, &color);
- m_panelColor = color;
- gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_ACTIVE, &color);
- m_sliderColor = color;
- gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_SELECTED, &color);
- m_sliderThumbColor = color;
-}
-
-void RenderThemeGtk::initMediaButtons()
-{
- static bool iconsInitialized = false;
-
- if (iconsInitialized)
- return;
-
- GRefPtr<GtkIconFactory> iconFactory = adoptGRef(gtk_icon_factory_new());
- GtkIconSource* iconSource = gtk_icon_source_new();
- const char* icons[] = { "audio-volume-high", "audio-volume-muted" };
-
- gtk_icon_factory_add_default(iconFactory.get());
-
- for (size_t i = 0; i < G_N_ELEMENTS(icons); ++i) {
- gtk_icon_source_set_icon_name(iconSource, icons[i]);
- GtkIconSet* iconSet = gtk_icon_set_new();
- gtk_icon_set_add_source(iconSet, iconSource);
- gtk_icon_factory_add(iconFactory.get(), icons[i], iconSet);
- gtk_icon_set_unref(iconSet);
- }
-
- gtk_icon_source_free(iconSource);
-
- iconsInitialized = true;
-}
-#endif
-
-static bool nodeHasPseudo(Node* node, const char* pseudo)
-{
- RefPtr<Node> attributeNode = node->attributes()->getNamedItem("pseudo");
-
- return attributeNode ? attributeNode->nodeValue() == pseudo : false;
-}
-
-static bool nodeHasClass(Node* node, const char* className)
-{
- if (!node->isElementNode())
- return false;
-
- Element* element = toElement(node);
-
- if (!element->hasClass())
- return false;
-
- return element->classNames().contains(className);
-}
-
-RenderThemeGtk::RenderThemeGtk()
- : m_panelColor(Color::white)
- , m_sliderColor(Color::white)
- , m_sliderThumbColor(Color::white)
- , m_mediaIconSize(16)
- , m_mediaSliderHeight(14)
-{
-#if ENABLE(VIDEO)
- initMediaColors();
- initMediaButtons();
-#endif
-}
-
-RenderThemeGtk::~RenderThemeGtk()
-{
-}
-
-static bool supportsFocus(ControlPart appearance)
-{
- switch (appearance) {
- case PushButtonPart:
- case ButtonPart:
- case TextFieldPart:
- case TextAreaPart:
- case SearchFieldPart:
- case MenulistPart:
- case RadioPart:
- case CheckboxPart:
- case SliderHorizontalPart:
- case SliderVerticalPart:
- return true;
- default:
- return false;
- }
-}
-
-bool RenderThemeGtk::supportsFocusRing(const RenderStyle& style) const
-{
- return supportsFocus(style.appearance());
-}
-
-bool RenderThemeGtk::controlSupportsTints(const RenderObject& o) const
-{
- return isEnabled(o);
-}
-
-int RenderThemeGtk::baselinePosition(const RenderObject& o) const
-{
- if (!o.isBox())
- return 0;
-
- // FIXME: This strategy is possibly incorrect for the GTK+ port.
- if (o.style().appearance() == CheckboxPart
- || o.style().appearance() == RadioPart) {
- const RenderBox* box = toRenderBox(&o);
- return box->marginTop() + box->height() - 2;
- }
-
- return RenderTheme::baselinePosition(o);
-}
-
-static GtkTextDirection gtkTextDirection(TextDirection direction)
-{
- switch (direction) {
- case RTL:
- return GTK_TEXT_DIR_RTL;
- case LTR:
- return GTK_TEXT_DIR_LTR;
- default:
- return GTK_TEXT_DIR_NONE;
- }
-}
-
-static GtkStateType gtkIconState(RenderTheme* theme, const RenderObject& renderObject)
-{
- if (!theme->isEnabled(renderObject))
- return GTK_STATE_INSENSITIVE;
- if (theme->isPressed(renderObject))
- return GTK_STATE_ACTIVE;
- if (theme->isHovered(renderObject))
- return GTK_STATE_PRELIGHT;
-
- return GTK_STATE_NORMAL;
-}
-
-static void adjustRectForFocus(GtkStyleContext* context, FloatRect& rect)
-{
- gint focusWidth, focusPad;
- gtk_style_context_get_style(context, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
- rect.inflate(focusWidth + focusPad);
-}
-
-void RenderThemeGtk::adjustRepaintRect(const RenderObject& renderObject, FloatRect& rect)
-{
- GtkStyleContext* context = 0;
- bool checkInteriorFocus = false;
- ControlPart part = renderObject.style().appearance();
- switch (part) {
- case CheckboxPart:
- case RadioPart:
- context = getStyleContext(part == CheckboxPart ? GTK_TYPE_CHECK_BUTTON : GTK_TYPE_RADIO_BUTTON);
-
- gint indicatorSpacing;
- gtk_style_context_get_style(context, "indicator-spacing", &indicatorSpacing, nullptr);
- rect.inflate(indicatorSpacing);
-
- return;
- case SliderVerticalPart:
- case SliderHorizontalPart:
- context = getStyleContext(GTK_TYPE_SCALE);
- break;
- case ButtonPart:
- case MenulistButtonPart:
- case MenulistPart:
- context = getStyleContext(GTK_TYPE_BUTTON);
- checkInteriorFocus = true;
- break;
- case TextFieldPart:
- case TextAreaPart:
- context = getStyleContext(GTK_TYPE_ENTRY);
- checkInteriorFocus = true;
- break;
- default:
- return;
- }
-
- ASSERT(context);
- if (checkInteriorFocus) {
- gboolean interiorFocus;
- gtk_style_context_get_style(context, "interior-focus", &interiorFocus, nullptr);
- if (interiorFocus)
- return;
- }
- adjustRectForFocus(context, rect);
-}
-
-void RenderThemeGtk::adjustButtonStyle(StyleResolver&, RenderStyle& style, WebCore::Element&) const
-{
- // Some layout tests check explicitly that buttons ignore line-height.
- if (style.appearance() == PushButtonPart)
- style.setLineHeight(RenderStyle::initialLineHeight());
-}
-
-static void setToggleSize(GtkStyleContext* context, RenderStyle& style)
-{
- // The width and height are both specified, so we shouldn't change them.
- if (!style.width().isIntrinsicOrAuto() && !style.height().isAuto())
- return;
-
- // Other ports hard-code this to 13 which is also the default value defined by GTK+.
- // GTK+ users tend to demand the native look.
- // It could be made a configuration option values other than 13 actually break site compatibility.
- gint indicatorSize;
- gtk_style_context_get_style(context, "indicator-size", &indicatorSize, nullptr);
-
- if (style.width().isIntrinsicOrAuto())
- style.setWidth(Length(indicatorSize, Fixed));
-
- if (style.height().isAuto())
- style.setHeight(Length(indicatorSize, Fixed));
-}
-
-static void paintToggle(const RenderThemeGtk* theme, GType widgetType, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& fullRect)
-{
- GtkStyleContext* context = getStyleContext(widgetType);
- gtk_style_context_save(context);
-
- // Some themes do not render large toggle buttons properly, so we simply
- // shrink the rectangle back down to the default size and then center it
- // in the full toggle button region. The reason for not simply forcing toggle
- // buttons to be a smaller size is that we don't want to break site layouts.
- gint indicatorSize;
- gtk_style_context_get_style(context, "indicator-size", &indicatorSize, nullptr);
- IntRect rect(fullRect);
- if (rect.width() > indicatorSize) {
- rect.inflateX(-(rect.width() - indicatorSize) / 2);
- rect.setWidth(indicatorSize); // In case rect.width() was equal to indicatorSize + 1.
- }
-
- if (rect.height() > indicatorSize) {
- rect.inflateY(-(rect.height() - indicatorSize) / 2);
- rect.setHeight(indicatorSize); // In case rect.height() was equal to indicatorSize + 1.
- }
-
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
- gtk_style_context_add_class(context, widgetType == GTK_TYPE_CHECK_BUTTON ? GTK_STYLE_CLASS_CHECK : GTK_STYLE_CLASS_RADIO);
-
- guint flags = 0;
- if (!theme->isEnabled(renderObject) || theme->isReadOnlyControl(renderObject))
- flags |= GTK_STATE_FLAG_INSENSITIVE;
- else if (theme->isHovered(renderObject))
- flags |= GTK_STATE_FLAG_PRELIGHT;
- if (theme->isIndeterminate(renderObject))
- flags |= GTK_STATE_FLAG_INCONSISTENT;
- else if (theme->isChecked(renderObject))
-#if GTK_CHECK_VERSION(3, 13, 7)
- flags |= GTK_STATE_FLAG_CHECKED;
-#else
- flags |= GTK_STATE_FLAG_ACTIVE;
-#endif
- if (theme->isPressed(renderObject))
- flags |= GTK_STATE_FLAG_SELECTED;
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
-
- if (widgetType == GTK_TYPE_CHECK_BUTTON)
- gtk_render_check(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
- else
- gtk_render_option(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
-
- if (theme->isFocused(renderObject)) {
- IntRect indicatorRect(rect);
- gint indicatorSpacing;
- gtk_style_context_get_style(context, "indicator-spacing", &indicatorSpacing, nullptr);
- indicatorRect.inflate(indicatorSpacing);
- gtk_render_focus(context, paintInfo.context->platformContext()->cr(), indicatorRect.x(), indicatorRect.y(),
- indicatorRect.width(), indicatorRect.height());
- }
-
- gtk_style_context_restore(context);
-}
-
-void RenderThemeGtk::setCheckboxSize(RenderStyle& style) const
-{
- setToggleSize(getStyleContext(GTK_TYPE_CHECK_BUTTON), style);
-}
-
-bool RenderThemeGtk::paintCheckbox(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- paintToggle(this, GTK_TYPE_CHECK_BUTTON, renderObject, paintInfo, rect);
- return false;
-}
-
-void RenderThemeGtk::setRadioSize(RenderStyle& style) const
-{
- setToggleSize(getStyleContext(GTK_TYPE_RADIO_BUTTON), style);
-}
-
-bool RenderThemeGtk::paintRadio(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- paintToggle(this, GTK_TYPE_RADIO_BUTTON, renderObject, paintInfo, rect);
- return false;
-}
-
-static void renderButton(RenderTheme* theme, GtkStyleContext* context, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- IntRect buttonRect(rect);
-
- guint flags = 0;
- if (!theme->isEnabled(renderObject) || theme->isReadOnlyControl(renderObject))
- flags |= GTK_STATE_FLAG_INSENSITIVE;
- else if (theme->isHovered(renderObject))
- flags |= GTK_STATE_FLAG_PRELIGHT;
- if (theme->isPressed(renderObject))
- flags |= GTK_STATE_FLAG_ACTIVE;
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
-
- if (theme->isDefault(renderObject)) {
- GtkBorder* borderPtr = 0;
- GtkBorder border = { 1, 1, 1, 1 };
-
- gtk_style_context_get_style(context, "default-border", &borderPtr, nullptr);
- if (borderPtr) {
- border = *borderPtr;
- gtk_border_free(borderPtr);
- }
-
- buttonRect.move(border.left, border.top);
- buttonRect.setWidth(buttonRect.width() - (border.left + border.right));
- buttonRect.setHeight(buttonRect.height() - (border.top + border.bottom));
-
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_DEFAULT);
- }
-
- gtk_render_background(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
- gtk_render_frame(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
-
- if (theme->isFocused(renderObject)) {
- gint focusWidth, focusPad;
- gboolean displaceFocus, interiorFocus;
- gtk_style_context_get_style(
- context,
- "focus-line-width", &focusWidth,
- "focus-padding", &focusPad,
- "interior-focus", &interiorFocus,
- "displace-focus", &displaceFocus,
- nullptr);
-
- if (interiorFocus) {
- GtkBorder borderWidth;
- gtk_style_context_get_border(context, static_cast<GtkStateFlags>(flags), &borderWidth);
-
- buttonRect = IntRect(
- buttonRect.x() + borderWidth.left + focusPad,
- buttonRect.y() + borderWidth.top + focusPad,
- buttonRect.width() - (2 * focusPad + borderWidth.left + borderWidth.right),
- buttonRect.height() - (2 * focusPad + borderWidth.top + borderWidth.bottom));
- } else
- buttonRect.inflate(focusWidth + focusPad);
-
- if (displaceFocus && theme->isPressed(renderObject)) {
- gint childDisplacementX;
- gint childDisplacementY;
- gtk_style_context_get_style(context, "child-displacement-x", &childDisplacementX, "child-displacement-y", &childDisplacementY, nullptr);
- buttonRect.move(childDisplacementX, childDisplacementY);
- }
-
- gtk_render_focus(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
- }
-}
-bool RenderThemeGtk::paintButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- GtkStyleContext* context = getStyleContext(GTK_TYPE_BUTTON);
- gtk_style_context_save(context);
-
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
-
- renderButton(this, context, renderObject, paintInfo, rect);
-
- gtk_style_context_restore(context);
-
- return false;
-}
-
-void RenderThemeGtk::adjustMenuListStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- // The tests check explicitly that select menu buttons ignore line height.
- style.setLineHeight(RenderStyle::initialLineHeight());
-
- // We cannot give a proper rendering when border radius is active, unfortunately.
- style.resetBorderRadius();
-}
-
-void RenderThemeGtk::adjustMenuListButtonStyle(StyleResolver& styleResolver, RenderStyle& style, Element& e) const
-{
- adjustMenuListStyle(styleResolver, style, e);
-}
-
-static void getComboBoxMetrics(RenderStyle& style, GtkBorder& border, int& focus, int& separator)
-{
- // If this menu list button isn't drawn using the native theme, we
- // don't add any extra padding beyond what WebCore already uses.
- if (style.appearance() == NoControlPart)
- return;
-
- GtkStyleContext* context = getStyleContext(GTK_TYPE_COMBO_BOX);
- gtk_style_context_save(context);
-
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(style.direction())));
-
- gtk_style_context_get_border(context, static_cast<GtkStateFlags>(0), &border);
-
- gboolean interiorFocus;
- gint focusWidth, focusPad;
- gtk_style_context_get_style(context, "interior-focus", &interiorFocus, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
- focus = interiorFocus ? focusWidth + focusPad : 0;
-
- gtk_style_context_restore(context);
-
- context = getStyleContext(GTK_TYPE_SEPARATOR);
- gtk_style_context_save(context);
-
- GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(style.direction()));
- gtk_style_context_set_direction(context, direction);
- gtk_style_context_add_class(context, "separator");
-
- gboolean wideSeparators;
- gint separatorWidth;
- gtk_style_context_get_style(context, "wide-separators", &wideSeparators, "separator-width", &separatorWidth, nullptr);
-
- // GTK+ always uses border.left, regardless of text direction. See gtkseperator.c.
- if (!wideSeparators)
- separatorWidth = border.left;
-
- separator = separatorWidth;
-
- gtk_style_context_restore(context);
-}
-
-int RenderThemeGtk::popupInternalPaddingLeft(RenderStyle& style) const
-{
- GtkBorder borderWidth = { 0, 0, 0, 0 };
- int focusWidth = 0, separatorWidth = 0;
- getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
- int left = borderWidth.left + focusWidth;
- if (style.direction() == RTL)
- left += separatorWidth + minArrowSize;
- return left;
-}
-
-int RenderThemeGtk::popupInternalPaddingRight(RenderStyle& style) const
-{
- GtkBorder borderWidth = { 0, 0, 0, 0 };
- int focusWidth = 0, separatorWidth = 0;
- getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
- int right = borderWidth.right + focusWidth;
- if (style.direction() == LTR)
- right += separatorWidth + minArrowSize;
- return right;
-}
-
-int RenderThemeGtk::popupInternalPaddingTop(RenderStyle& style) const
-{
- GtkBorder borderWidth = { 0, 0, 0, 0 };
- int focusWidth = 0, separatorWidth = 0;
- getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
- return borderWidth.top + focusWidth;
-}
-
-int RenderThemeGtk::popupInternalPaddingBottom(RenderStyle& style) const
-{
- GtkBorder borderWidth = { 0, 0, 0, 0 };
- int focusWidth = 0, separatorWidth = 0;
- getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
- return borderWidth.bottom + focusWidth;
-}
-
-bool RenderThemeGtk::paintMenuList(const RenderObject& renderObject, const PaintInfo& paintInfo, const FloatRect& r)
-{
- // FIXME: adopt subpixel themes.
- IntRect rect = IntRect(r);
-
- cairo_t* cairoContext = paintInfo.context->platformContext()->cr();
- GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction()));
-
- // Paint the button.
- GtkStyleContext* buttonStyleContext = getStyleContext(GTK_TYPE_BUTTON);
- gtk_style_context_save(buttonStyleContext);
- gtk_style_context_set_direction(buttonStyleContext, direction);
- gtk_style_context_add_class(buttonStyleContext, GTK_STYLE_CLASS_BUTTON);
- renderButton(this, buttonStyleContext, renderObject, paintInfo, rect);
-
- // Get the inner rectangle.
- gint focusWidth, focusPad;
- GtkBorder* innerBorderPtr = 0;
- GtkBorder innerBorder = { 1, 1, 1, 1 };
- gtk_style_context_get_style(buttonStyleContext, "inner-border", &innerBorderPtr, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
- if (innerBorderPtr) {
- innerBorder = *innerBorderPtr;
- gtk_border_free(innerBorderPtr);
- }
-
- GtkBorder borderWidth;
- GtkStateFlags state = gtk_style_context_get_state(buttonStyleContext);
- gtk_style_context_get_border(buttonStyleContext, state, &borderWidth);
-
- focusWidth += focusPad;
- IntRect innerRect(
- rect.x() + innerBorder.left + borderWidth.left + focusWidth,
- rect.y() + innerBorder.top + borderWidth.top + focusWidth,
- rect.width() - borderWidth.left - borderWidth.right - innerBorder.left - innerBorder.right - (2 * focusWidth),
- rect.height() - borderWidth.top - borderWidth.bottom - innerBorder.top - innerBorder.bottom - (2 * focusWidth));
-
- if (isPressed(renderObject)) {
- gint childDisplacementX;
- gint childDisplacementY;
- gtk_style_context_get_style(buttonStyleContext, "child-displacement-x", &childDisplacementX, "child-displacement-y", &childDisplacementY, nullptr);
- innerRect.move(childDisplacementX, childDisplacementY);
- }
- innerRect.setWidth(std::max(1, innerRect.width()));
- innerRect.setHeight(std::max(1, innerRect.height()));
-
- gtk_style_context_restore(buttonStyleContext);
-
- // Paint the arrow.
- GtkStyleContext* arrowStyleContext = getStyleContext(GTK_TYPE_ARROW);
- gtk_style_context_save(arrowStyleContext);
-
- gtk_style_context_set_direction(arrowStyleContext, direction);
- gtk_style_context_add_class(arrowStyleContext, "arrow");
- gtk_style_context_add_class(arrowStyleContext, GTK_STYLE_CLASS_BUTTON);
-
- gfloat arrowScaling;
- gtk_style_context_get_style(arrowStyleContext, "arrow-scaling", &arrowScaling, nullptr);
-
- IntSize arrowSize(minArrowSize, innerRect.height());
- FloatPoint arrowPosition(innerRect.location());
- if (direction == GTK_TEXT_DIR_LTR)
- arrowPosition.move(innerRect.width() - arrowSize.width(), 0);
-
- // GTK+ actually fetches the xalign and valign values from the widget, but since we
- // don't have a widget here, we are just using the default xalign and valign values of 0.5.
- gint extent = std::min(arrowSize.width(), arrowSize.height()) * arrowScaling;
- arrowPosition.move((arrowSize.width() - extent) / 2, (arrowSize.height() - extent) / 2);
-
- gtk_style_context_set_state(arrowStyleContext, state);
- gtk_render_arrow(arrowStyleContext, cairoContext, G_PI, arrowPosition.x(), arrowPosition.y(), extent);
-
- gtk_style_context_restore(arrowStyleContext);
-
- // Paint the separator if needed.
- GtkStyleContext* separatorStyleContext = getStyleContext(GTK_TYPE_COMBO_BOX);
- gtk_style_context_save(separatorStyleContext);
-
- gtk_style_context_set_direction(separatorStyleContext, direction);
- gtk_style_context_add_class(separatorStyleContext, "separator");
-
- gboolean wideSeparators;
- gint separatorWidth;
- gtk_style_context_get_style(separatorStyleContext, "wide-separators", &wideSeparators, "separator-width", &separatorWidth, nullptr);
- if (wideSeparators && !separatorWidth) {
- gtk_style_context_restore(separatorStyleContext);
- return false;
- }
-
- gtk_style_context_set_state(separatorStyleContext, state);
- IntPoint separatorPosition(arrowPosition.x(), innerRect.y());
- if (wideSeparators) {
- if (direction == GTK_TEXT_DIR_LTR)
- separatorPosition.move(-separatorWidth, 0);
- else
- separatorPosition.move(arrowSize.width(), 0);
-
- gtk_render_frame(separatorStyleContext, cairoContext, separatorPosition.x(), separatorPosition.y(), separatorWidth, innerRect.height());
- } else {
- GtkBorder padding;
- gtk_style_context_get_padding(separatorStyleContext, state, &padding);
- GtkBorder border;
- gtk_style_context_get_border(separatorStyleContext, state, &border);
-
- if (direction == GTK_TEXT_DIR_LTR)
- separatorPosition.move(-(padding.left + border.left), 0);
- else
- separatorPosition.move(arrowSize.width(), 0);
-
- cairo_save(cairoContext);
-
- // An extra clip prevents the separator bleeding outside of the specified rectangle because of subpixel positioning.
- cairo_rectangle(cairoContext, separatorPosition.x(), separatorPosition.y(), border.left, innerRect.height());
- cairo_clip(cairoContext);
- gtk_render_line(separatorStyleContext, cairoContext, separatorPosition.x(), separatorPosition.y(), separatorPosition.x(), innerRect.maxY());
- cairo_restore(cairoContext);
- }
-
- gtk_style_context_restore(separatorStyleContext);
- return false;
-}
-
-bool RenderThemeGtk::paintMenuListButtonDecorations(const RenderObject& object, const PaintInfo& info, const FloatRect& rect)
-{
- return paintMenuList(object, info, rect);
-}
-
-bool RenderThemeGtk::paintTextField(const RenderObject& renderObject, const PaintInfo& paintInfo, const FloatRect& rect)
-{
- GtkStyleContext* context = getStyleContext(GTK_TYPE_ENTRY);
- gtk_style_context_save(context);
-
- gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_ENTRY);
-
- guint flags = 0;
- if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
- flags |= GTK_STATE_FLAG_INSENSITIVE;
- else if (isFocused(renderObject))
- flags |= GTK_STATE_FLAG_FOCUSED;
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
-
- gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
- gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
-
- if (isFocused(renderObject) && isEnabled(renderObject)) {
- gboolean interiorFocus;
- gint focusWidth, focusPad;
- gtk_style_context_get_style(context, "interior-focus", &interiorFocus, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
- if (!interiorFocus) {
- IntRect focusRect(rect);
- focusRect.inflate(focusWidth + focusPad);
- gtk_render_focus(context, paintInfo.context->platformContext()->cr(), focusRect.x(), focusRect.y(), focusRect.width(), focusRect.height());
- }
- }
-
- gtk_style_context_restore(context);
-
- return false;
-}
-
-bool RenderThemeGtk::paintTextArea(const RenderObject& o, const PaintInfo& i, const FloatRect& r)
-{
- return paintTextField(o, i, r);
-}
-
-static void paintGdkPixbuf(GraphicsContext* context, const GdkPixbuf* icon, const IntRect& iconRect)
-{
- IntSize iconSize(gdk_pixbuf_get_width(icon), gdk_pixbuf_get_height(icon));
- GRefPtr<GdkPixbuf> scaledIcon;
- if (iconRect.size() != iconSize) {
- // We could use cairo_scale() here but cairo/pixman downscale quality is quite bad.
- scaledIcon = adoptGRef(gdk_pixbuf_scale_simple(icon, iconRect.width(), iconRect.height(),
- GDK_INTERP_BILINEAR));
- icon = scaledIcon.get();
- }
-
- cairo_t* cr = context->platformContext()->cr();
- cairo_save(cr);
- gdk_cairo_set_source_pixbuf(cr, icon, iconRect.x(), iconRect.y());
- cairo_paint(cr);
- cairo_restore(cr);
-}
-
-// Defined in GTK+ (gtk/gtkiconfactory.c)
-static const gint gtkIconSizeMenu = 16;
-static const gint gtkIconSizeSmallToolbar = 18;
-static const gint gtkIconSizeButton = 20;
-static const gint gtkIconSizeLargeToolbar = 24;
-static const gint gtkIconSizeDnd = 32;
-static const gint gtkIconSizeDialog = 48;
-
-static GtkIconSize getIconSizeForPixelSize(gint pixelSize)
-{
- if (pixelSize < gtkIconSizeSmallToolbar)
- return GTK_ICON_SIZE_MENU;
- if (pixelSize >= gtkIconSizeSmallToolbar && pixelSize < gtkIconSizeButton)
- return GTK_ICON_SIZE_SMALL_TOOLBAR;
- if (pixelSize >= gtkIconSizeButton && pixelSize < gtkIconSizeLargeToolbar)
- return GTK_ICON_SIZE_BUTTON;
- if (pixelSize >= gtkIconSizeLargeToolbar && pixelSize < gtkIconSizeDnd)
- return GTK_ICON_SIZE_LARGE_TOOLBAR;
- if (pixelSize >= gtkIconSizeDnd && pixelSize < gtkIconSizeDialog)
- return GTK_ICON_SIZE_DND;
-
- return GTK_ICON_SIZE_DIALOG;
-}
-
-void RenderThemeGtk::adjustSearchFieldResultsButtonStyle(StyleResolver& styleResolver, RenderStyle& style, Element& e) const
-{
- adjustSearchFieldCancelButtonStyle(styleResolver, style, e);
-}
-
-bool RenderThemeGtk::paintSearchFieldResultsButton(const RenderObject& o, const PaintInfo& i, const IntRect& rect)
-{
- return paintSearchFieldResultsDecorationPart(o, i, rect);
-}
-
-static void adjustSearchFieldIconStyle(RenderStyle& style)
-{
- style.resetBorder();
- style.resetPadding();
-
- // Get the icon size based on the font size.
- int fontSize = style.fontSize();
- if (fontSize < gtkIconSizeMenu) {
- style.setWidth(Length(fontSize, Fixed));
- style.setHeight(Length(fontSize, Fixed));
- return;
- }
- gint width = 0, height = 0;
- gtk_icon_size_lookup(getIconSizeForPixelSize(fontSize), &width, &height);
- style.setWidth(Length(width, Fixed));
- style.setHeight(Length(height, Fixed));
-}
-
-void RenderThemeGtk::adjustSearchFieldResultsDecorationPartStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- adjustSearchFieldIconStyle(style);
-}
-
-static IntRect centerRectVerticallyInParentInputElement(const RenderObject& renderObject, const IntRect& rect)
-{
- // Get the renderer of <input> element.
- Node* input = renderObject.node()->shadowHost();
- if (!input)
- input = renderObject.node();
- if (!input->renderer()->isBox())
- return IntRect();
-
- // If possible center the y-coordinate of the rect vertically in the parent input element.
- // We also add one pixel here to ensure that the y coordinate is rounded up for box heights
- // that are even, which looks in relation to the box text.
- IntRect inputContentBox = toRenderBox(input->renderer())->absoluteContentBox();
-
- // Make sure the scaled decoration stays square and will fit in its parent's box.
- int iconSize = std::min(inputContentBox.width(), std::min(inputContentBox.height(), rect.height()));
- IntRect scaledRect(rect.x(), inputContentBox.y() + (inputContentBox.height() - iconSize + 1) / 2, iconSize, iconSize);
- return scaledRect;
-}
-
-bool RenderThemeGtk::paintSearchFieldResultsDecorationPart(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- IntRect iconRect = centerRectVerticallyInParentInputElement(renderObject, rect);
- if (iconRect.isEmpty())
- return false;
-
- GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_FIND,
- gtkTextDirection(renderObject.style().direction()),
- gtkIconState(this, renderObject),
- getIconSizeForPixelSize(rect.height()));
- paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
- return false;
-}
-
-void RenderThemeGtk::adjustSearchFieldCancelButtonStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- adjustSearchFieldIconStyle(style);
-}
-
-bool RenderThemeGtk::paintSearchFieldCancelButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- IntRect iconRect = centerRectVerticallyInParentInputElement(renderObject, rect);
- if (iconRect.isEmpty())
- return false;
-
- GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_CLEAR,
- gtkTextDirection(renderObject.style().direction()),
- gtkIconState(this, renderObject),
- getIconSizeForPixelSize(rect.height()));
- paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
- return false;
-}
-
-void RenderThemeGtk::adjustSearchFieldStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- // We cannot give a proper rendering when border radius is active, unfortunately.
- style.resetBorderRadius();
- style.setLineHeight(RenderStyle::initialLineHeight());
-}
-
-bool RenderThemeGtk::paintSearchField(const RenderObject& o, const PaintInfo& i, const IntRect& rect)
-{
- return paintTextField(o, i, rect);
-}
-
-bool RenderThemeGtk::paintCapsLockIndicator(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- // The other paint methods don't need to check whether painting is disabled because RenderTheme already checks it
- // before calling them, but paintCapsLockIndicator() is called by RenderTextControlSingleLine which doesn't check it.
- if (paintInfo.context->paintingDisabled())
- return true;
-
- int iconSize = std::min(rect.width(), rect.height());
- GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_CAPS_LOCK_WARNING, gtkTextDirection(renderObject.style().direction()), 0, getIconSizeForPixelSize(iconSize));
-
- // Only re-scale the icon when it's smaller than the minimum icon size.
- if (iconSize >= gtkIconSizeMenu)
- iconSize = gdk_pixbuf_get_height(icon.get());
-
- // GTK+ locates the icon right aligned in the entry. The given rectangle is already
- // centered vertically by RenderTextControlSingleLine.
- IntRect iconRect(rect.x() + rect.width() - iconSize,
- rect.y() + (rect.height() - iconSize) / 2,
- iconSize, iconSize);
- paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
- return true;
-}
-
-void RenderThemeGtk::adjustSliderTrackStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- style.setBoxShadow(nullptr);
-}
-
-void RenderThemeGtk::adjustSliderThumbStyle(StyleResolver& styleResolver, RenderStyle& style, Element& element) const
-{
- RenderTheme::adjustSliderThumbStyle(styleResolver, style, element);
- style.setBoxShadow(nullptr);
-}
-
-static void applySliderStyleContextClasses(GtkStyleContext* context, ControlPart part)
-{
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_SCALE);
- if (part == SliderHorizontalPart || part == SliderThumbHorizontalPart)
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_HORIZONTAL);
- else if (part == SliderVerticalPart || part == SliderThumbVerticalPart)
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_VERTICAL);
-}
-
-bool RenderThemeGtk::paintSliderTrack(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- ControlPart part = renderObject.style().appearance();
- ASSERT_UNUSED(part, part == SliderHorizontalPart || part == SliderVerticalPart || part == MediaVolumeSliderPart);
-
- GtkStyleContext* context = getStyleContext(GTK_TYPE_SCALE);
- gtk_style_context_save(context);
-
- gtk_style_context_set_direction(context, gtkTextDirection(renderObject.style().direction()));
- applySliderStyleContextClasses(context, part);
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_TROUGH);
-
- if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
- gtk_style_context_set_state(context, GTK_STATE_FLAG_INSENSITIVE);
-
- gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
- gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
-
- if (isFocused(renderObject)) {
- gint focusWidth, focusPad;
- gtk_style_context_get_style(context, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
- IntRect focusRect(rect);
- focusRect.inflate(focusWidth + focusPad);
- gtk_render_focus(context, paintInfo.context->platformContext()->cr(), focusRect.x(), focusRect.y(), focusRect.width(), focusRect.height());
- }
-
- gtk_style_context_restore(context);
- return false;
-}
-
-bool RenderThemeGtk::paintSliderThumb(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- ControlPart part = renderObject.style().appearance();
- ASSERT(part == SliderThumbHorizontalPart || part == SliderThumbVerticalPart || part == MediaVolumeSliderThumbPart);
-
- GtkStyleContext* context = getStyleContext(GTK_TYPE_SCALE);
- gtk_style_context_save(context);
-
- gtk_style_context_set_direction(context, gtkTextDirection(renderObject.style().direction()));
- applySliderStyleContextClasses(context, part);
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_SLIDER);
-
- guint flags = 0;
- if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
- flags |= GTK_STATE_FLAG_INSENSITIVE;
- else if (isHovered(renderObject))
- flags |= GTK_STATE_FLAG_PRELIGHT;
- if (isPressed(renderObject))
- flags |= GTK_STATE_FLAG_ACTIVE;
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
-
- gtk_render_slider(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height(),
- part == SliderThumbHorizontalPart ? GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL);
-
- gtk_style_context_restore(context);
-
- return false;
-}
-
-void RenderThemeGtk::adjustSliderThumbSize(RenderStyle& style, Element&) const
-{
- ControlPart part = style.appearance();
- if (part != SliderThumbHorizontalPart && part != SliderThumbVerticalPart)
- return;
-
- gint sliderWidth, sliderLength;
- gtk_style_context_get_style(getStyleContext(GTK_TYPE_SCALE), "slider-width", &sliderWidth, "slider-length", &sliderLength, nullptr);
- if (part == SliderThumbHorizontalPart) {
- style.setWidth(Length(sliderLength, Fixed));
- style.setHeight(Length(sliderWidth, Fixed));
- return;
- }
- ASSERT(part == SliderThumbVerticalPart || part == MediaVolumeSliderThumbPart);
- style.setWidth(Length(sliderWidth, Fixed));
- style.setHeight(Length(sliderLength, Fixed));
-}
-
-bool RenderThemeGtk::paintProgressBar(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- if (!renderObject.isProgress())
- return true;
-
- GtkStyleContext* context = getStyleContext(GTK_TYPE_PROGRESS_BAR);
- gtk_style_context_save(context);
-
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_TROUGH);
-
- gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
- gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
-
- gtk_style_context_restore(context);
-
- gtk_style_context_save(context);
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_PROGRESSBAR);
-
-
- GtkBorder padding;
- gtk_style_context_get_padding(context, static_cast<GtkStateFlags>(0), &padding);
- IntRect progressRect(
- rect.x() + padding.left,
- rect.y() + padding.top,
- rect.width() - (padding.left + padding.right),
- rect.height() - (padding.top + padding.bottom));
- progressRect = RenderThemeGtk::calculateProgressRect(renderObject, progressRect);
-
- if (!progressRect.isEmpty())
- gtk_render_activity(context, paintInfo.context->platformContext()->cr(), progressRect.x(), progressRect.y(), progressRect.width(), progressRect.height());
-
- gtk_style_context_restore(context);
- return false;
-}
-
-static gint spinButtonArrowSize(GtkStyleContext* context)
-{
- PangoFontDescription* fontDescription;
- gtk_style_context_get(context, static_cast<GtkStateFlags>(0), "font", &fontDescription, nullptr);
- gint fontSize = pango_font_description_get_size(fontDescription);
- gint arrowSize = std::max(PANGO_PIXELS(fontSize), minSpinButtonArrowSize);
- pango_font_description_free(fontDescription);
-
- return arrowSize - arrowSize % 2; // Force even.
-}
-
-void RenderThemeGtk::adjustInnerSpinButtonStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- GtkStyleContext* context = getStyleContext(GTK_TYPE_SPIN_BUTTON);
-
- GtkBorder padding;
- gtk_style_context_get_padding(context, static_cast<GtkStateFlags>(0), &padding);
-
- int width = spinButtonArrowSize(context) + padding.left + padding.right;
- style.setWidth(Length(width, Fixed));
- style.setMinWidth(Length(width, Fixed));
-}
-
-static void paintSpinArrowButton(RenderTheme* theme, GtkStyleContext* context, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect, GtkArrowType arrowType)
-{
- ASSERT(arrowType == GTK_ARROW_UP || arrowType == GTK_ARROW_DOWN);
-
- gtk_style_context_save(context);
- gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
-
- GtkTextDirection direction = gtk_style_context_get_direction(context);
- guint state = static_cast<guint>(gtk_style_context_get_state(context));
- if (!(state & GTK_STATE_FLAG_INSENSITIVE)) {
- if (theme->isPressed(renderObject)) {
- if ((arrowType == GTK_ARROW_UP && theme->isSpinUpButtonPartPressed(renderObject))
- || (arrowType == GTK_ARROW_DOWN && !theme->isSpinUpButtonPartPressed(renderObject)))
- state |= GTK_STATE_FLAG_ACTIVE;
- } else if (theme->isHovered(renderObject)) {
- if ((arrowType == GTK_ARROW_UP && theme->isSpinUpButtonPartHovered(renderObject))
- || (arrowType == GTK_ARROW_DOWN && !theme->isSpinUpButtonPartHovered(renderObject)))
- state |= GTK_STATE_FLAG_PRELIGHT;
- }
- }
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(state));
-
- // Paint button.
- IntRect buttonRect(rect);
- guint junction = gtk_style_context_get_junction_sides(context);
- if (arrowType == GTK_ARROW_UP)
- junction |= GTK_JUNCTION_BOTTOM;
- else {
- junction |= GTK_JUNCTION_TOP;
- buttonRect.move(0, rect.height() / 2);
- }
- buttonRect.setHeight(rect.height() / 2);
- gtk_style_context_set_junction_sides(context, static_cast<GtkJunctionSides>(junction));
-
- gtk_render_background(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
- gtk_render_frame(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
-
- // Paint arrow centered inside button.
- // This code is based on gtkspinbutton.c code.
- IntRect arrowRect;
- gdouble angle;
- if (arrowType == GTK_ARROW_UP) {
- angle = 0;
- arrowRect.setY(rect.y());
- arrowRect.setHeight(rect.height() / 2 - 2);
- } else {
- angle = G_PI;
- arrowRect.setY(rect.y() + buttonRect.y());
- arrowRect.setHeight(rect.height() - arrowRect.y() - 2);
- }
- arrowRect.setWidth(rect.width() - 3);
- if (direction == GTK_TEXT_DIR_LTR)
- arrowRect.setX(rect.x() + 1);
- else
- arrowRect.setX(rect.x() + 2);
-
- gint width = arrowRect.width() / 2;
- width -= width % 2 - 1; // Force odd.
- gint height = (width + 1) / 2;
-
- arrowRect.move((arrowRect.width() - width) / 2, (arrowRect.height() - height) / 2);
- gtk_render_arrow(context, paintInfo.context->platformContext()->cr(), angle, arrowRect.x(), arrowRect.y(), width);
-
- gtk_style_context_restore(context);
-}
-
-bool RenderThemeGtk::paintInnerSpinButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- GtkStyleContext* context = getStyleContext(GTK_TYPE_SPIN_BUTTON);
- gtk_style_context_save(context);
-
- GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction()));
- gtk_style_context_set_direction(context, direction);
-
- guint flags = 0;
- if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
- flags |= GTK_STATE_FLAG_INSENSITIVE;
- else if (isFocused(renderObject))
- flags |= GTK_STATE_FLAG_FOCUSED;
- gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
- gtk_style_context_remove_class(context, GTK_STYLE_CLASS_ENTRY);
-
- paintSpinArrowButton(this, context, renderObject, paintInfo, rect, GTK_ARROW_UP);
- paintSpinArrowButton(this, context, renderObject, paintInfo, rect, GTK_ARROW_DOWN);
-
- gtk_style_context_restore(context);
-
- return false;
-}
-
-double RenderThemeGtk::caretBlinkInterval() const
-{
- GtkSettings* settings = gtk_settings_get_default();
-
- gboolean shouldBlink;
- gint time;
-
- g_object_get(settings, "gtk-cursor-blink", &shouldBlink, "gtk-cursor-blink-time", &time, nullptr);
-
- if (!shouldBlink)
- return 0;
-
- return time / 2000.;
-}
-
-Color RenderThemeGtk::platformActiveSelectionBackgroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformInactiveSelectionBackgroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_ENTRY), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformActiveSelectionForegroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformInactiveSelectionForegroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformActiveListBoxSelectionBackgroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_TREE_VIEW), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformInactiveListBoxSelectionBackgroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_TREE_VIEW), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformActiveListBoxSelectionForegroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_TREE_VIEW), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::platformInactiveListBoxSelectionForegroundColor() const
-{
- GdkRGBA gdkRGBAColor;
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_TREE_VIEW), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
- return gdkRGBAColor;
-}
-
-Color RenderThemeGtk::systemColor(CSSValueID cssValueId) const
-{
- GdkRGBA gdkRGBAColor;
-
- switch (cssValueId) {
- case CSSValueButtontext:
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_BUTTON), GTK_STATE_FLAG_ACTIVE, &gdkRGBAColor);
- return gdkRGBAColor;
- case CSSValueCaptiontext:
- gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(0), &gdkRGBAColor);
- return gdkRGBAColor;
- default:
- return RenderTheme::systemColor(cssValueId);
- }
-}
-
-void RenderThemeGtk::platformColorsDidChange()
-{
-#if ENABLE(VIDEO)
- initMediaColors();
-#endif
- RenderTheme::platformColorsDidChange();
-}
-
-#if ENABLE(VIDEO)
-String RenderThemeGtk::extraMediaControlsStyleSheet()
-{
- return String(mediaControlsGtkUserAgentStyleSheet, sizeof(mediaControlsGtkUserAgentStyleSheet));
-}
-
-#if ENABLE(FULLSCREEN_API)
-String RenderThemeGtk::extraFullScreenStyleSheet()
-{
- return String();
-}
-#endif
-
-bool RenderThemeGtk::paintMediaButton(const RenderObject& renderObject, GraphicsContext* context, const IntRect& rect, const char* symbolicIconName, const char* fallbackStockIconName)
-{
- IntRect iconRect(
- rect.x() + (rect.width() - m_mediaIconSize) / 2,
- rect.y() + (rect.height() - m_mediaIconSize) / 2,
- m_mediaIconSize, m_mediaIconSize);
- GRefPtr<GdkPixbuf> icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, symbolicIconName, fallbackStockIconName,
- gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
- paintGdkPixbuf(context, icon.get(), iconRect);
- return true;
-}
-
-bool RenderThemeGtk::hasOwnDisabledStateHandlingFor(ControlPart part) const
-{
- return (part != MediaMuteButtonPart);
-}
-
-bool RenderThemeGtk::paintMediaFullscreenButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- return paintMediaButton(renderObject, paintInfo.context, rect, "view-fullscreen-symbolic", GTK_STOCK_FULLSCREEN);
-}
-
-bool RenderThemeGtk::paintMediaMuteButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- HTMLMediaElement* mediaElement = getMediaElementFromRenderObject(renderObject);
- if (!mediaElement)
- return false;
-
- bool muted = mediaElement->muted();
- return paintMediaButton(renderObject, paintInfo.context, rect,
- muted ? "audio-volume-muted-symbolic" : "audio-volume-high-symbolic",
- muted ? "audio-volume-muted" : "audio-volume-high");
-}
-
-bool RenderThemeGtk::paintMediaPlayButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- Node* node = renderObject.node();
- if (!node)
- return false;
-
- if (!nodeHasPseudo(node, "-webkit-media-controls-play-button"))
- return false;
- bool showPlayButton = nodeHasClass(node, "paused");
-
- return paintMediaButton(renderObject, paintInfo.context, rect,
- showPlayButton ? "media-playback-start-symbolic" : "media-playback-pause-symbolic",
- showPlayButton ? GTK_STOCK_MEDIA_PLAY : GTK_STOCK_MEDIA_PAUSE);
-}
-
-bool RenderThemeGtk::paintMediaSeekBackButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- return paintMediaButton(renderObject, paintInfo.context, rect, "media-seek-backward-symbolic", GTK_STOCK_MEDIA_REWIND);
-}
-
-bool RenderThemeGtk::paintMediaSeekForwardButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- return paintMediaButton(renderObject, paintInfo.context, rect, "media-seek-forward-symbolic", GTK_STOCK_MEDIA_FORWARD);
-}
-
-#if ENABLE(VIDEO_TRACK)
-bool RenderThemeGtk::paintMediaToggleClosedCaptionsButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- IntRect iconRect(rect.x() + (rect.width() - m_mediaIconSize) / 2, rect.y() + (rect.height() - m_mediaIconSize) / 2,
- m_mediaIconSize, m_mediaIconSize);
- GRefPtr<GdkPixbuf> icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, "media-view-subtitles-symbolic", nullptr,
- gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
- if (!icon)
- icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, "user-invisible-symbolic", GTK_STOCK_JUSTIFY_FILL,
- gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
- paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
- return true;
-}
-#endif
-
-static FloatRoundedRect::Radii borderRadiiFromStyle(RenderStyle& style)
-{
- return FloatRoundedRect::Radii(
- IntSize(style.borderTopLeftRadius().width().intValue(), style.borderTopLeftRadius().height().intValue()),
- IntSize(style.borderTopRightRadius().width().intValue(), style.borderTopRightRadius().height().intValue()),
- IntSize(style.borderBottomLeftRadius().width().intValue(), style.borderBottomLeftRadius().height().intValue()),
- IntSize(style.borderBottomRightRadius().width().intValue(), style.borderBottomRightRadius().height().intValue()));
-}
-
-bool RenderThemeGtk::paintMediaSliderTrack(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
-{
- HTMLMediaElement* mediaElement = parentMediaElement(o);
- if (!mediaElement)
- return false;
-
- GraphicsContext* context = paintInfo.context;
- context->save();
- context->setStrokeStyle(NoStroke);
-
- float mediaDuration = mediaElement->duration();
- float totalTrackWidth = r.width();
- RenderStyle& style = o.style();
- RefPtr<TimeRanges> timeRanges = mediaElement->buffered();
- for (unsigned index = 0; index < timeRanges->length(); ++index) {
- float start = timeRanges->start(index, IGNORE_EXCEPTION);
- float end = timeRanges->end(index, IGNORE_EXCEPTION);
- float startRatio = start / mediaDuration;
- float lengthRatio = (end - start) / mediaDuration;
- if (!lengthRatio)
- continue;
-
- IntRect rangeRect(r);
- rangeRect.setWidth(lengthRatio * totalTrackWidth);
- if (index)
- rangeRect.move(startRatio * totalTrackWidth, 0);
- context->fillRoundedRect(FloatRoundedRect(rangeRect, borderRadiiFromStyle(style)), style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
- }
-
- context->restore();
- return false;
-}
-
-bool RenderThemeGtk::paintMediaSliderThumb(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
-{
- RenderStyle& style = o.style();
- paintInfo.context->fillRoundedRect(FloatRoundedRect(r, borderRadiiFromStyle(style)), style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
- return false;
-}
-
-bool RenderThemeGtk::paintMediaVolumeSliderContainer(const RenderObject&, const PaintInfo&, const IntRect&)
-{
- return true;
-}
-
-bool RenderThemeGtk::paintMediaVolumeSliderTrack(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- HTMLMediaElement* mediaElement = parentMediaElement(renderObject);
- if (!mediaElement)
- return true;
-
- float volume = mediaElement->muted() ? 0.0f : mediaElement->volume();
- if (!volume)
- return true;
-
- GraphicsContext* context = paintInfo.context;
- context->save();
- context->setStrokeStyle(NoStroke);
-
- int rectHeight = rect.height();
- float trackHeight = rectHeight * volume;
- RenderStyle& style = renderObject.style();
- IntRect volumeRect(rect);
- volumeRect.move(0, rectHeight - trackHeight);
- volumeRect.setHeight(ceil(trackHeight));
-
- context->fillRoundedRect(FloatRoundedRect(volumeRect, borderRadiiFromStyle(style)),
- style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
- context->restore();
-
- return false;
-}
-
-bool RenderThemeGtk::paintMediaVolumeSliderThumb(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
-{
- return paintMediaSliderThumb(renderObject, paintInfo, rect);
-}
-
-String RenderThemeGtk::formatMediaControlsCurrentTime(float currentTime, float duration) const
-{
- return formatMediaControlsTime(currentTime) + " / " + formatMediaControlsTime(duration);
-}
-
-bool RenderThemeGtk::paintMediaCurrentTime(const RenderObject&, const PaintInfo&, const IntRect&)
-{
- return false;
-}
-#endif
-
-void RenderThemeGtk::adjustProgressBarStyle(StyleResolver&, RenderStyle& style, Element&) const
-{
- style.setBoxShadow(nullptr);
-}
-
-// These values have been copied from RenderThemeChromiumSkia.cpp
-static const int progressActivityBlocks = 5;
-static const int progressAnimationFrames = 10;
-static const double progressAnimationInterval = 0.125;
-double RenderThemeGtk::animationRepeatIntervalForProgressBar(RenderProgress&) const
-{
- return progressAnimationInterval;
-}
-
-double RenderThemeGtk::animationDurationForProgressBar(RenderProgress&) const
-{
- return progressAnimationInterval * progressAnimationFrames * 2; // "2" for back and forth;
-}
-
-IntRect RenderThemeGtk::calculateProgressRect(const RenderObject& renderObject, const IntRect& fullBarRect)
-{
- IntRect progressRect(fullBarRect);
- const RenderProgress& renderProgress = toRenderProgress(renderObject);
- if (renderProgress.isDeterminate()) {
- int progressWidth = progressRect.width() * renderProgress.position();
- if (renderObject.style().direction() == RTL)
- progressRect.setX(progressRect.x() + progressRect.width() - progressWidth);
- progressRect.setWidth(progressWidth);
- return progressRect;
- }
-
- double animationProgress = renderProgress.animationProgress();
-
- // Never let the progress rect shrink smaller than 2 pixels.
- int newWidth = std::max(2, progressRect.width() / progressActivityBlocks);
- int movableWidth = progressRect.width() - newWidth;
- progressRect.setWidth(newWidth);
-
- // We want the first 0.5 units of the animation progress to represent the
- // forward motion and the second 0.5 units to represent the backward motion,
- // thus we multiply by two here to get the full sweep of the progress bar with
- // each direction.
- if (animationProgress < 0.5)
- progressRect.setX(progressRect.x() + (animationProgress * 2 * movableWidth));
- else
- progressRect.setX(progressRect.x() + ((1.0 - animationProgress) * 2 * movableWidth));
- return progressRect;
-}
-
-String RenderThemeGtk::fileListNameForWidth(const FileList* fileList, const Font& font, int width, bool multipleFilesAllowed) const
-{
- if (width <= 0)
- return String();
-
- if (fileList->length() > 1)
- return StringTruncator::rightTruncate(multipleFileUploadText(fileList->length()), width, font, StringTruncator::EnableRoundingHacks);
-
- String string;
- if (fileList->length())
- string = pathGetFileName(fileList->item(0)->path());
- else if (multipleFilesAllowed)
- string = fileButtonNoFilesSelectedLabel();
- else
- string = fileButtonNoFileSelectedLabel();
-
- return StringTruncator::centerTruncate(string, width, font, StringTruncator::EnableRoundingHacks);
-}
-
-String RenderThemeGtk::mediaControlsScript()
-{
- StringBuilder scriptBuilder;
- scriptBuilder.append(mediaControlsLocalizedStringsJavaScript, sizeof(mediaControlsLocalizedStringsJavaScript));
- scriptBuilder.append(mediaControlsAppleJavaScript, sizeof(mediaControlsAppleJavaScript));
- scriptBuilder.append(mediaControlsGtkJavaScript, sizeof(mediaControlsGtkJavaScript));
- return scriptBuilder.toString();
-}
-
-#endif // GTK_API_VERSION_2
-}
</del></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderThemeGtkcppfromrev173110trunkSourceWebCoreplatformgtkRenderThemeGtkcpp"></a>
<div class="copfile"><h4>Copied: trunk/Source/WebCore/rendering/RenderThemeGtk.cpp (from rev 173110, trunk/Source/WebCore/platform/gtk/RenderThemeGtk.cpp) (0 => 173111)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderThemeGtk.cpp (rev 0)
+++ trunk/Source/WebCore/rendering/RenderThemeGtk.cpp 2014-08-29 08:06:03 UTC (rev 173111)
</span><span class="lines">@@ -0,0 +1,1680 @@
</span><ins>+/*
+ * Copyright (C) 2007 Apple Inc.
+ * Copyright (C) 2007 Alp Toker <alp@atoker.com>
+ * Copyright (C) 2008 Collabora Ltd.
+ * Copyright (C) 2009 Kenneth Rohde Christiansen
+ * Copyright (C) 2010 Igalia S.L.
+ *
+ * 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.
+ *
+ */
+
+#include "config.h"
+#include "RenderThemeGtk.h"
+
+#include "CSSValueKeywords.h"
+#include "ExceptionCodePlaceholder.h"
+#include "FileList.h"
+#include "FileSystem.h"
+#include "FontDescription.h"
+#include "Gradient.h"
+#include "GraphicsContext.h"
+#include "GtkVersioning.h"
+#include "HTMLMediaElement.h"
+#include "LocalizedStrings.h"
+#include "MediaControlElements.h"
+#include "NamedNodeMap.h"
+#include "Page.h"
+#include "PaintInfo.h"
+#include "PlatformContextCairo.h"
+#include "RenderBox.h"
+#include "RenderObject.h"
+#include "RenderProgress.h"
+#include "ScrollbarThemeGtk.h"
+#include "StringTruncator.h"
+#include "TimeRanges.h"
+#include "UserAgentScripts.h"
+#include "UserAgentStyleSheets.h"
+#include <cmath>
+#include <gdk/gdk.h>
+#include <glib.h>
+#include <gtk/gtk.h>
+#include <wtf/NeverDestroyed.h>
+#include <wtf/gobject/GRefPtr.h>
+#include <wtf/gobject/GUniquePtr.h>
+#include <wtf/text/CString.h>
+#include <wtf/text/StringBuilder.h>
+
+namespace WebCore {
+
+PassRefPtr<RenderTheme> RenderThemeGtk::create()
+{
+ return adoptRef(new RenderThemeGtk());
+}
+
+PassRefPtr<RenderTheme> RenderTheme::themeForPage(Page*)
+{
+ static RenderTheme* rt = RenderThemeGtk::create().leakRef();
+ return rt;
+}
+
+static double getScreenDPI()
+{
+ // FIXME: Really this should be the widget's screen.
+ GdkScreen* screen = gdk_screen_get_default();
+ if (!screen)
+ return 96; // Default to 96 DPI.
+
+ float dpi = gdk_screen_get_resolution(screen);
+ if (dpi <= 0)
+ return 96;
+ return dpi;
+}
+
+void RenderThemeGtk::systemFont(CSSValueID, FontDescription& fontDescription) const
+{
+ GtkSettings* settings = gtk_settings_get_default();
+ if (!settings)
+ return;
+
+ // This will be a font selection string like "Sans 10" so we cannot use it as the family name.
+ GUniqueOutPtr<gchar> fontName;
+ g_object_get(settings, "gtk-font-name", &fontName.outPtr(), nullptr);
+
+ PangoFontDescription* pangoDescription = pango_font_description_from_string(fontName.get());
+ if (!pangoDescription)
+ return;
+
+ fontDescription.setOneFamily(pango_font_description_get_family(pangoDescription));
+
+ int size = pango_font_description_get_size(pangoDescription) / PANGO_SCALE;
+ // If the size of the font is in points, we need to convert it to pixels.
+ if (!pango_font_description_get_size_is_absolute(pangoDescription))
+ size = size * (getScreenDPI() / 72.0);
+
+ fontDescription.setSpecifiedSize(size);
+ fontDescription.setIsAbsoluteSize(true);
+ fontDescription.setGenericFamily(FontDescription::NoFamily);
+ fontDescription.setWeight(FontWeightNormal);
+ fontDescription.setItalic(false);
+ pango_font_description_free(pangoDescription);
+}
+
+#if ENABLE(DATALIST_ELEMENT)
+IntSize RenderThemeGtk::sliderTickSize() const
+{
+ // FIXME: We need to set this to the size of one tick mark.
+ return IntSize(0, 0);
+}
+
+int RenderThemeGtk::sliderTickOffsetFromTrackCenter() const
+{
+ // FIXME: We need to set this to the position of the tick marks.
+ return 0;
+}
+#endif
+
+#ifndef GTK_API_VERSION_2
+
+// This is the default value defined by GTK+, where it was defined as MIN_ARROW_SIZE in gtkarrow.c.
+static const int minArrowSize = 15;
+// This is the default value defined by GTK+, where it was defined as MIN_ARROW_WIDTH in gtkspinbutton.c.
+static const int minSpinButtonArrowSize = 6;
+
+typedef HashMap<GType, GRefPtr<GtkStyleContext>> StyleContextMap;
+static StyleContextMap& styleContextMap();
+
+static void gtkStyleChangedCallback(GObject*, GParamSpec*)
+{
+ for (const auto& styleContext : styleContextMap())
+ gtk_style_context_invalidate(styleContext.value.get());
+ static_cast<ScrollbarThemeGtk*>(ScrollbarTheme::theme())->themeChanged();
+ Page::updateStyleForAllPagesAfterGlobalChangeInEnvironment();
+}
+
+static StyleContextMap& styleContextMap()
+{
+ static NeverDestroyed<StyleContextMap> map;
+ static bool initialized = false;
+ if (!initialized) {
+ GtkSettings* settings = gtk_settings_get_default();
+ g_signal_connect(settings, "notify::gtk-theme-name", G_CALLBACK(gtkStyleChangedCallback), nullptr);
+ g_signal_connect(settings, "notify::gtk-color-scheme", G_CALLBACK(gtkStyleChangedCallback), nullptr);
+ initialized = true;
+ }
+ return map;
+}
+
+static GtkStyleContext* getStyleContext(GType widgetType)
+{
+ StyleContextMap::AddResult result = styleContextMap().add(widgetType, nullptr);
+ if (!result.isNewEntry)
+ return result.iterator->value.get();
+
+ GtkWidgetPath* path = gtk_widget_path_new();
+ gtk_widget_path_append_type(path, widgetType);
+
+ if (widgetType == GTK_TYPE_ENTRY)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_ENTRY);
+ else if (widgetType == GTK_TYPE_ARROW)
+ gtk_widget_path_iter_add_class(path, 0, "arrow");
+ else if (widgetType == GTK_TYPE_BUTTON) {
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_BUTTON);
+ gtk_widget_path_iter_add_class(path, 1, "text-button");
+ } else if (widgetType == GTK_TYPE_SCALE)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SCALE);
+ else if (widgetType == GTK_TYPE_SEPARATOR)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SEPARATOR);
+ else if (widgetType == GTK_TYPE_PROGRESS_BAR)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_PROGRESSBAR);
+ else if (widgetType == GTK_TYPE_SPIN_BUTTON)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_SPINBUTTON);
+ else if (widgetType == GTK_TYPE_TREE_VIEW)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_VIEW);
+ else if (widgetType == GTK_TYPE_CHECK_BUTTON)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_CHECK);
+ else if (widgetType == GTK_TYPE_RADIO_BUTTON)
+ gtk_widget_path_iter_add_class(path, 0, GTK_STYLE_CLASS_RADIO);
+
+ GRefPtr<GtkStyleContext> context = adoptGRef(gtk_style_context_new());
+ gtk_style_context_set_path(context.get(), path);
+ gtk_widget_path_free(path);
+
+ result.iterator->value = context;
+ return context.get();
+}
+
+static GRefPtr<GdkPixbuf> getStockIconForWidgetType(GType widgetType, const char* iconName, gint direction, gint state, gint iconSize)
+{
+ ASSERT(iconName);
+
+ GtkStyleContext* context = getStyleContext(widgetType);
+ GtkIconSet* iconSet = gtk_style_context_lookup_icon_set(context, iconName);
+
+ gtk_style_context_save(context);
+
+ guint flags = 0;
+ if (state == GTK_STATE_PRELIGHT)
+ flags |= GTK_STATE_FLAG_PRELIGHT;
+ else if (state == GTK_STATE_INSENSITIVE)
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(direction));
+ GdkPixbuf* icon = gtk_icon_set_render_icon_pixbuf(iconSet, context, static_cast<GtkIconSize>(iconSize));
+
+ gtk_style_context_restore(context);
+
+ return adoptGRef(icon);
+}
+
+static GRefPtr<GdkPixbuf> getStockSymbolicIconForWidgetType(GType widgetType, const char* symbolicIconName, const char* fallbackStockIconName, gint direction, gint state, gint iconSize)
+{
+ GtkStyleContext* context = getStyleContext(widgetType);
+
+ gtk_style_context_save(context);
+
+ guint flags = 0;
+ if (state == GTK_STATE_PRELIGHT)
+ flags |= GTK_STATE_FLAG_PRELIGHT;
+ else if (state == GTK_STATE_INSENSITIVE)
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(direction));
+ GtkIconInfo* info = gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(), symbolicIconName, iconSize,
+ static_cast<GtkIconLookupFlags>(GTK_ICON_LOOKUP_FORCE_SVG | GTK_ICON_LOOKUP_FORCE_SIZE));
+ GdkPixbuf* icon = 0;
+ if (info) {
+ icon = gtk_icon_info_load_symbolic_for_context(info, context, 0, 0);
+ gtk_icon_info_free(info);
+ }
+
+ gtk_style_context_restore(context);
+
+ if (!icon) {
+ if (!fallbackStockIconName)
+ return nullptr;
+ return getStockIconForWidgetType(widgetType, fallbackStockIconName, direction, state, iconSize);
+ }
+
+ return adoptGRef(icon);
+}
+
+#if ENABLE(VIDEO)
+static HTMLMediaElement* getMediaElementFromRenderObject(const RenderObject& o)
+{
+ Node* node = o.node();
+ Node* mediaNode = node ? node->shadowHost() : 0;
+ if (!mediaNode)
+ mediaNode = node;
+ if (!mediaNode || !mediaNode->isElementNode() || !toElement(mediaNode)->isMediaElement())
+ return 0;
+
+ return toHTMLMediaElement(mediaNode);
+}
+
+void RenderThemeGtk::initMediaColors()
+{
+ GdkRGBA color;
+ GtkStyleContext* containerContext = getStyleContext(GTK_TYPE_CONTAINER);
+
+ gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_NORMAL, &color);
+ m_panelColor = color;
+ gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_ACTIVE, &color);
+ m_sliderColor = color;
+ gtk_style_context_get_background_color(containerContext, GTK_STATE_FLAG_SELECTED, &color);
+ m_sliderThumbColor = color;
+}
+
+void RenderThemeGtk::initMediaButtons()
+{
+ static bool iconsInitialized = false;
+
+ if (iconsInitialized)
+ return;
+
+ GRefPtr<GtkIconFactory> iconFactory = adoptGRef(gtk_icon_factory_new());
+ GtkIconSource* iconSource = gtk_icon_source_new();
+ const char* icons[] = { "audio-volume-high", "audio-volume-muted" };
+
+ gtk_icon_factory_add_default(iconFactory.get());
+
+ for (size_t i = 0; i < G_N_ELEMENTS(icons); ++i) {
+ gtk_icon_source_set_icon_name(iconSource, icons[i]);
+ GtkIconSet* iconSet = gtk_icon_set_new();
+ gtk_icon_set_add_source(iconSet, iconSource);
+ gtk_icon_factory_add(iconFactory.get(), icons[i], iconSet);
+ gtk_icon_set_unref(iconSet);
+ }
+
+ gtk_icon_source_free(iconSource);
+
+ iconsInitialized = true;
+}
+#endif
+
+static bool nodeHasPseudo(Node* node, const char* pseudo)
+{
+ RefPtr<Node> attributeNode = node->attributes()->getNamedItem("pseudo");
+
+ return attributeNode ? attributeNode->nodeValue() == pseudo : false;
+}
+
+static bool nodeHasClass(Node* node, const char* className)
+{
+ if (!node->isElementNode())
+ return false;
+
+ Element* element = toElement(node);
+
+ if (!element->hasClass())
+ return false;
+
+ return element->classNames().contains(className);
+}
+
+RenderThemeGtk::RenderThemeGtk()
+ : m_panelColor(Color::white)
+ , m_sliderColor(Color::white)
+ , m_sliderThumbColor(Color::white)
+ , m_mediaIconSize(16)
+ , m_mediaSliderHeight(14)
+{
+#if ENABLE(VIDEO)
+ initMediaColors();
+ initMediaButtons();
+#endif
+}
+
+RenderThemeGtk::~RenderThemeGtk()
+{
+}
+
+static bool supportsFocus(ControlPart appearance)
+{
+ switch (appearance) {
+ case PushButtonPart:
+ case ButtonPart:
+ case TextFieldPart:
+ case TextAreaPart:
+ case SearchFieldPart:
+ case MenulistPart:
+ case RadioPart:
+ case CheckboxPart:
+ case SliderHorizontalPart:
+ case SliderVerticalPart:
+ return true;
+ default:
+ return false;
+ }
+}
+
+bool RenderThemeGtk::supportsFocusRing(const RenderStyle& style) const
+{
+ return supportsFocus(style.appearance());
+}
+
+bool RenderThemeGtk::controlSupportsTints(const RenderObject& o) const
+{
+ return isEnabled(o);
+}
+
+int RenderThemeGtk::baselinePosition(const RenderObject& o) const
+{
+ if (!o.isBox())
+ return 0;
+
+ // FIXME: This strategy is possibly incorrect for the GTK+ port.
+ if (o.style().appearance() == CheckboxPart
+ || o.style().appearance() == RadioPart) {
+ const RenderBox* box = toRenderBox(&o);
+ return box->marginTop() + box->height() - 2;
+ }
+
+ return RenderTheme::baselinePosition(o);
+}
+
+static GtkTextDirection gtkTextDirection(TextDirection direction)
+{
+ switch (direction) {
+ case RTL:
+ return GTK_TEXT_DIR_RTL;
+ case LTR:
+ return GTK_TEXT_DIR_LTR;
+ default:
+ return GTK_TEXT_DIR_NONE;
+ }
+}
+
+static GtkStateType gtkIconState(RenderTheme* theme, const RenderObject& renderObject)
+{
+ if (!theme->isEnabled(renderObject))
+ return GTK_STATE_INSENSITIVE;
+ if (theme->isPressed(renderObject))
+ return GTK_STATE_ACTIVE;
+ if (theme->isHovered(renderObject))
+ return GTK_STATE_PRELIGHT;
+
+ return GTK_STATE_NORMAL;
+}
+
+static void adjustRectForFocus(GtkStyleContext* context, FloatRect& rect)
+{
+ gint focusWidth, focusPad;
+ gtk_style_context_get_style(context, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
+ rect.inflate(focusWidth + focusPad);
+}
+
+void RenderThemeGtk::adjustRepaintRect(const RenderObject& renderObject, FloatRect& rect)
+{
+ GtkStyleContext* context = 0;
+ bool checkInteriorFocus = false;
+ ControlPart part = renderObject.style().appearance();
+ switch (part) {
+ case CheckboxPart:
+ case RadioPart:
+ context = getStyleContext(part == CheckboxPart ? GTK_TYPE_CHECK_BUTTON : GTK_TYPE_RADIO_BUTTON);
+
+ gint indicatorSpacing;
+ gtk_style_context_get_style(context, "indicator-spacing", &indicatorSpacing, nullptr);
+ rect.inflate(indicatorSpacing);
+
+ return;
+ case SliderVerticalPart:
+ case SliderHorizontalPart:
+ context = getStyleContext(GTK_TYPE_SCALE);
+ break;
+ case ButtonPart:
+ case MenulistButtonPart:
+ case MenulistPart:
+ context = getStyleContext(GTK_TYPE_BUTTON);
+ checkInteriorFocus = true;
+ break;
+ case TextFieldPart:
+ case TextAreaPart:
+ context = getStyleContext(GTK_TYPE_ENTRY);
+ checkInteriorFocus = true;
+ break;
+ default:
+ return;
+ }
+
+ ASSERT(context);
+ if (checkInteriorFocus) {
+ gboolean interiorFocus;
+ gtk_style_context_get_style(context, "interior-focus", &interiorFocus, nullptr);
+ if (interiorFocus)
+ return;
+ }
+ adjustRectForFocus(context, rect);
+}
+
+void RenderThemeGtk::adjustButtonStyle(StyleResolver&, RenderStyle& style, WebCore::Element&) const
+{
+ // Some layout tests check explicitly that buttons ignore line-height.
+ if (style.appearance() == PushButtonPart)
+ style.setLineHeight(RenderStyle::initialLineHeight());
+}
+
+static void setToggleSize(GtkStyleContext* context, RenderStyle& style)
+{
+ // The width and height are both specified, so we shouldn't change them.
+ if (!style.width().isIntrinsicOrAuto() && !style.height().isAuto())
+ return;
+
+ // Other ports hard-code this to 13 which is also the default value defined by GTK+.
+ // GTK+ users tend to demand the native look.
+ // It could be made a configuration option values other than 13 actually break site compatibility.
+ gint indicatorSize;
+ gtk_style_context_get_style(context, "indicator-size", &indicatorSize, nullptr);
+
+ if (style.width().isIntrinsicOrAuto())
+ style.setWidth(Length(indicatorSize, Fixed));
+
+ if (style.height().isAuto())
+ style.setHeight(Length(indicatorSize, Fixed));
+}
+
+static void paintToggle(const RenderThemeGtk* theme, GType widgetType, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& fullRect)
+{
+ GtkStyleContext* context = getStyleContext(widgetType);
+ gtk_style_context_save(context);
+
+ // Some themes do not render large toggle buttons properly, so we simply
+ // shrink the rectangle back down to the default size and then center it
+ // in the full toggle button region. The reason for not simply forcing toggle
+ // buttons to be a smaller size is that we don't want to break site layouts.
+ gint indicatorSize;
+ gtk_style_context_get_style(context, "indicator-size", &indicatorSize, nullptr);
+ IntRect rect(fullRect);
+ if (rect.width() > indicatorSize) {
+ rect.inflateX(-(rect.width() - indicatorSize) / 2);
+ rect.setWidth(indicatorSize); // In case rect.width() was equal to indicatorSize + 1.
+ }
+
+ if (rect.height() > indicatorSize) {
+ rect.inflateY(-(rect.height() - indicatorSize) / 2);
+ rect.setHeight(indicatorSize); // In case rect.height() was equal to indicatorSize + 1.
+ }
+
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
+ gtk_style_context_add_class(context, widgetType == GTK_TYPE_CHECK_BUTTON ? GTK_STYLE_CLASS_CHECK : GTK_STYLE_CLASS_RADIO);
+
+ guint flags = 0;
+ if (!theme->isEnabled(renderObject) || theme->isReadOnlyControl(renderObject))
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+ else if (theme->isHovered(renderObject))
+ flags |= GTK_STATE_FLAG_PRELIGHT;
+ if (theme->isIndeterminate(renderObject))
+ flags |= GTK_STATE_FLAG_INCONSISTENT;
+ else if (theme->isChecked(renderObject))
+#if GTK_CHECK_VERSION(3, 13, 7)
+ flags |= GTK_STATE_FLAG_CHECKED;
+#else
+ flags |= GTK_STATE_FLAG_ACTIVE;
+#endif
+ if (theme->isPressed(renderObject))
+ flags |= GTK_STATE_FLAG_SELECTED;
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+
+ if (widgetType == GTK_TYPE_CHECK_BUTTON)
+ gtk_render_check(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+ else
+ gtk_render_option(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+
+ if (theme->isFocused(renderObject)) {
+ IntRect indicatorRect(rect);
+ gint indicatorSpacing;
+ gtk_style_context_get_style(context, "indicator-spacing", &indicatorSpacing, nullptr);
+ indicatorRect.inflate(indicatorSpacing);
+ gtk_render_focus(context, paintInfo.context->platformContext()->cr(), indicatorRect.x(), indicatorRect.y(),
+ indicatorRect.width(), indicatorRect.height());
+ }
+
+ gtk_style_context_restore(context);
+}
+
+void RenderThemeGtk::setCheckboxSize(RenderStyle& style) const
+{
+ setToggleSize(getStyleContext(GTK_TYPE_CHECK_BUTTON), style);
+}
+
+bool RenderThemeGtk::paintCheckbox(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ paintToggle(this, GTK_TYPE_CHECK_BUTTON, renderObject, paintInfo, rect);
+ return false;
+}
+
+void RenderThemeGtk::setRadioSize(RenderStyle& style) const
+{
+ setToggleSize(getStyleContext(GTK_TYPE_RADIO_BUTTON), style);
+}
+
+bool RenderThemeGtk::paintRadio(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ paintToggle(this, GTK_TYPE_RADIO_BUTTON, renderObject, paintInfo, rect);
+ return false;
+}
+
+static void renderButton(RenderTheme* theme, GtkStyleContext* context, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ IntRect buttonRect(rect);
+
+ guint flags = 0;
+ if (!theme->isEnabled(renderObject) || theme->isReadOnlyControl(renderObject))
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+ else if (theme->isHovered(renderObject))
+ flags |= GTK_STATE_FLAG_PRELIGHT;
+ if (theme->isPressed(renderObject))
+ flags |= GTK_STATE_FLAG_ACTIVE;
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+
+ if (theme->isDefault(renderObject)) {
+ GtkBorder* borderPtr = 0;
+ GtkBorder border = { 1, 1, 1, 1 };
+
+ gtk_style_context_get_style(context, "default-border", &borderPtr, nullptr);
+ if (borderPtr) {
+ border = *borderPtr;
+ gtk_border_free(borderPtr);
+ }
+
+ buttonRect.move(border.left, border.top);
+ buttonRect.setWidth(buttonRect.width() - (border.left + border.right));
+ buttonRect.setHeight(buttonRect.height() - (border.top + border.bottom));
+
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_DEFAULT);
+ }
+
+ gtk_render_background(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
+ gtk_render_frame(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
+
+ if (theme->isFocused(renderObject)) {
+ gint focusWidth, focusPad;
+ gboolean displaceFocus, interiorFocus;
+ gtk_style_context_get_style(
+ context,
+ "focus-line-width", &focusWidth,
+ "focus-padding", &focusPad,
+ "interior-focus", &interiorFocus,
+ "displace-focus", &displaceFocus,
+ nullptr);
+
+ if (interiorFocus) {
+ GtkBorder borderWidth;
+ gtk_style_context_get_border(context, static_cast<GtkStateFlags>(flags), &borderWidth);
+
+ buttonRect = IntRect(
+ buttonRect.x() + borderWidth.left + focusPad,
+ buttonRect.y() + borderWidth.top + focusPad,
+ buttonRect.width() - (2 * focusPad + borderWidth.left + borderWidth.right),
+ buttonRect.height() - (2 * focusPad + borderWidth.top + borderWidth.bottom));
+ } else
+ buttonRect.inflate(focusWidth + focusPad);
+
+ if (displaceFocus && theme->isPressed(renderObject)) {
+ gint childDisplacementX;
+ gint childDisplacementY;
+ gtk_style_context_get_style(context, "child-displacement-x", &childDisplacementX, "child-displacement-y", &childDisplacementY, nullptr);
+ buttonRect.move(childDisplacementX, childDisplacementY);
+ }
+
+ gtk_render_focus(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
+ }
+}
+bool RenderThemeGtk::paintButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_BUTTON);
+ gtk_style_context_save(context);
+
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
+
+ renderButton(this, context, renderObject, paintInfo, rect);
+
+ gtk_style_context_restore(context);
+
+ return false;
+}
+
+void RenderThemeGtk::adjustMenuListStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ // The tests check explicitly that select menu buttons ignore line height.
+ style.setLineHeight(RenderStyle::initialLineHeight());
+
+ // We cannot give a proper rendering when border radius is active, unfortunately.
+ style.resetBorderRadius();
+}
+
+void RenderThemeGtk::adjustMenuListButtonStyle(StyleResolver& styleResolver, RenderStyle& style, Element& e) const
+{
+ adjustMenuListStyle(styleResolver, style, e);
+}
+
+static void getComboBoxMetrics(RenderStyle& style, GtkBorder& border, int& focus, int& separator)
+{
+ // If this menu list button isn't drawn using the native theme, we
+ // don't add any extra padding beyond what WebCore already uses.
+ if (style.appearance() == NoControlPart)
+ return;
+
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_COMBO_BOX);
+ gtk_style_context_save(context);
+
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(style.direction())));
+
+ gtk_style_context_get_border(context, static_cast<GtkStateFlags>(0), &border);
+
+ gboolean interiorFocus;
+ gint focusWidth, focusPad;
+ gtk_style_context_get_style(context, "interior-focus", &interiorFocus, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
+ focus = interiorFocus ? focusWidth + focusPad : 0;
+
+ gtk_style_context_restore(context);
+
+ context = getStyleContext(GTK_TYPE_SEPARATOR);
+ gtk_style_context_save(context);
+
+ GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(style.direction()));
+ gtk_style_context_set_direction(context, direction);
+ gtk_style_context_add_class(context, "separator");
+
+ gboolean wideSeparators;
+ gint separatorWidth;
+ gtk_style_context_get_style(context, "wide-separators", &wideSeparators, "separator-width", &separatorWidth, nullptr);
+
+ // GTK+ always uses border.left, regardless of text direction. See gtkseperator.c.
+ if (!wideSeparators)
+ separatorWidth = border.left;
+
+ separator = separatorWidth;
+
+ gtk_style_context_restore(context);
+}
+
+int RenderThemeGtk::popupInternalPaddingLeft(RenderStyle& style) const
+{
+ GtkBorder borderWidth = { 0, 0, 0, 0 };
+ int focusWidth = 0, separatorWidth = 0;
+ getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
+ int left = borderWidth.left + focusWidth;
+ if (style.direction() == RTL)
+ left += separatorWidth + minArrowSize;
+ return left;
+}
+
+int RenderThemeGtk::popupInternalPaddingRight(RenderStyle& style) const
+{
+ GtkBorder borderWidth = { 0, 0, 0, 0 };
+ int focusWidth = 0, separatorWidth = 0;
+ getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
+ int right = borderWidth.right + focusWidth;
+ if (style.direction() == LTR)
+ right += separatorWidth + minArrowSize;
+ return right;
+}
+
+int RenderThemeGtk::popupInternalPaddingTop(RenderStyle& style) const
+{
+ GtkBorder borderWidth = { 0, 0, 0, 0 };
+ int focusWidth = 0, separatorWidth = 0;
+ getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
+ return borderWidth.top + focusWidth;
+}
+
+int RenderThemeGtk::popupInternalPaddingBottom(RenderStyle& style) const
+{
+ GtkBorder borderWidth = { 0, 0, 0, 0 };
+ int focusWidth = 0, separatorWidth = 0;
+ getComboBoxMetrics(style, borderWidth, focusWidth, separatorWidth);
+ return borderWidth.bottom + focusWidth;
+}
+
+bool RenderThemeGtk::paintMenuList(const RenderObject& renderObject, const PaintInfo& paintInfo, const FloatRect& r)
+{
+ // FIXME: adopt subpixel themes.
+ IntRect rect = IntRect(r);
+
+ cairo_t* cairoContext = paintInfo.context->platformContext()->cr();
+ GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction()));
+
+ // Paint the button.
+ GtkStyleContext* buttonStyleContext = getStyleContext(GTK_TYPE_BUTTON);
+ gtk_style_context_save(buttonStyleContext);
+ gtk_style_context_set_direction(buttonStyleContext, direction);
+ gtk_style_context_add_class(buttonStyleContext, GTK_STYLE_CLASS_BUTTON);
+ renderButton(this, buttonStyleContext, renderObject, paintInfo, rect);
+
+ // Get the inner rectangle.
+ gint focusWidth, focusPad;
+ GtkBorder* innerBorderPtr = 0;
+ GtkBorder innerBorder = { 1, 1, 1, 1 };
+ gtk_style_context_get_style(buttonStyleContext, "inner-border", &innerBorderPtr, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
+ if (innerBorderPtr) {
+ innerBorder = *innerBorderPtr;
+ gtk_border_free(innerBorderPtr);
+ }
+
+ GtkBorder borderWidth;
+ GtkStateFlags state = gtk_style_context_get_state(buttonStyleContext);
+ gtk_style_context_get_border(buttonStyleContext, state, &borderWidth);
+
+ focusWidth += focusPad;
+ IntRect innerRect(
+ rect.x() + innerBorder.left + borderWidth.left + focusWidth,
+ rect.y() + innerBorder.top + borderWidth.top + focusWidth,
+ rect.width() - borderWidth.left - borderWidth.right - innerBorder.left - innerBorder.right - (2 * focusWidth),
+ rect.height() - borderWidth.top - borderWidth.bottom - innerBorder.top - innerBorder.bottom - (2 * focusWidth));
+
+ if (isPressed(renderObject)) {
+ gint childDisplacementX;
+ gint childDisplacementY;
+ gtk_style_context_get_style(buttonStyleContext, "child-displacement-x", &childDisplacementX, "child-displacement-y", &childDisplacementY, nullptr);
+ innerRect.move(childDisplacementX, childDisplacementY);
+ }
+ innerRect.setWidth(std::max(1, innerRect.width()));
+ innerRect.setHeight(std::max(1, innerRect.height()));
+
+ gtk_style_context_restore(buttonStyleContext);
+
+ // Paint the arrow.
+ GtkStyleContext* arrowStyleContext = getStyleContext(GTK_TYPE_ARROW);
+ gtk_style_context_save(arrowStyleContext);
+
+ gtk_style_context_set_direction(arrowStyleContext, direction);
+ gtk_style_context_add_class(arrowStyleContext, "arrow");
+ gtk_style_context_add_class(arrowStyleContext, GTK_STYLE_CLASS_BUTTON);
+
+ gfloat arrowScaling;
+ gtk_style_context_get_style(arrowStyleContext, "arrow-scaling", &arrowScaling, nullptr);
+
+ IntSize arrowSize(minArrowSize, innerRect.height());
+ FloatPoint arrowPosition(innerRect.location());
+ if (direction == GTK_TEXT_DIR_LTR)
+ arrowPosition.move(innerRect.width() - arrowSize.width(), 0);
+
+ // GTK+ actually fetches the xalign and valign values from the widget, but since we
+ // don't have a widget here, we are just using the default xalign and valign values of 0.5.
+ gint extent = std::min(arrowSize.width(), arrowSize.height()) * arrowScaling;
+ arrowPosition.move((arrowSize.width() - extent) / 2, (arrowSize.height() - extent) / 2);
+
+ gtk_style_context_set_state(arrowStyleContext, state);
+ gtk_render_arrow(arrowStyleContext, cairoContext, G_PI, arrowPosition.x(), arrowPosition.y(), extent);
+
+ gtk_style_context_restore(arrowStyleContext);
+
+ // Paint the separator if needed.
+ GtkStyleContext* separatorStyleContext = getStyleContext(GTK_TYPE_COMBO_BOX);
+ gtk_style_context_save(separatorStyleContext);
+
+ gtk_style_context_set_direction(separatorStyleContext, direction);
+ gtk_style_context_add_class(separatorStyleContext, "separator");
+
+ gboolean wideSeparators;
+ gint separatorWidth;
+ gtk_style_context_get_style(separatorStyleContext, "wide-separators", &wideSeparators, "separator-width", &separatorWidth, nullptr);
+ if (wideSeparators && !separatorWidth) {
+ gtk_style_context_restore(separatorStyleContext);
+ return false;
+ }
+
+ gtk_style_context_set_state(separatorStyleContext, state);
+ IntPoint separatorPosition(arrowPosition.x(), innerRect.y());
+ if (wideSeparators) {
+ if (direction == GTK_TEXT_DIR_LTR)
+ separatorPosition.move(-separatorWidth, 0);
+ else
+ separatorPosition.move(arrowSize.width(), 0);
+
+ gtk_render_frame(separatorStyleContext, cairoContext, separatorPosition.x(), separatorPosition.y(), separatorWidth, innerRect.height());
+ } else {
+ GtkBorder padding;
+ gtk_style_context_get_padding(separatorStyleContext, state, &padding);
+ GtkBorder border;
+ gtk_style_context_get_border(separatorStyleContext, state, &border);
+
+ if (direction == GTK_TEXT_DIR_LTR)
+ separatorPosition.move(-(padding.left + border.left), 0);
+ else
+ separatorPosition.move(arrowSize.width(), 0);
+
+ cairo_save(cairoContext);
+
+ // An extra clip prevents the separator bleeding outside of the specified rectangle because of subpixel positioning.
+ cairo_rectangle(cairoContext, separatorPosition.x(), separatorPosition.y(), border.left, innerRect.height());
+ cairo_clip(cairoContext);
+ gtk_render_line(separatorStyleContext, cairoContext, separatorPosition.x(), separatorPosition.y(), separatorPosition.x(), innerRect.maxY());
+ cairo_restore(cairoContext);
+ }
+
+ gtk_style_context_restore(separatorStyleContext);
+ return false;
+}
+
+bool RenderThemeGtk::paintMenuListButtonDecorations(const RenderObject& object, const PaintInfo& info, const FloatRect& rect)
+{
+ return paintMenuList(object, info, rect);
+}
+
+bool RenderThemeGtk::paintTextField(const RenderObject& renderObject, const PaintInfo& paintInfo, const FloatRect& rect)
+{
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_ENTRY);
+ gtk_style_context_save(context);
+
+ gtk_style_context_set_direction(context, static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction())));
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_ENTRY);
+
+ guint flags = 0;
+ if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+ else if (isFocused(renderObject))
+ flags |= GTK_STATE_FLAG_FOCUSED;
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+
+ gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+ gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+
+ if (isFocused(renderObject) && isEnabled(renderObject)) {
+ gboolean interiorFocus;
+ gint focusWidth, focusPad;
+ gtk_style_context_get_style(context, "interior-focus", &interiorFocus, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
+ if (!interiorFocus) {
+ IntRect focusRect(rect);
+ focusRect.inflate(focusWidth + focusPad);
+ gtk_render_focus(context, paintInfo.context->platformContext()->cr(), focusRect.x(), focusRect.y(), focusRect.width(), focusRect.height());
+ }
+ }
+
+ gtk_style_context_restore(context);
+
+ return false;
+}
+
+bool RenderThemeGtk::paintTextArea(const RenderObject& o, const PaintInfo& i, const FloatRect& r)
+{
+ return paintTextField(o, i, r);
+}
+
+static void paintGdkPixbuf(GraphicsContext* context, const GdkPixbuf* icon, const IntRect& iconRect)
+{
+ IntSize iconSize(gdk_pixbuf_get_width(icon), gdk_pixbuf_get_height(icon));
+ GRefPtr<GdkPixbuf> scaledIcon;
+ if (iconRect.size() != iconSize) {
+ // We could use cairo_scale() here but cairo/pixman downscale quality is quite bad.
+ scaledIcon = adoptGRef(gdk_pixbuf_scale_simple(icon, iconRect.width(), iconRect.height(), GDK_INTERP_BILINEAR));
+ icon = scaledIcon.get();
+ }
+
+ cairo_t* cr = context->platformContext()->cr();
+ cairo_save(cr);
+ gdk_cairo_set_source_pixbuf(cr, icon, iconRect.x(), iconRect.y());
+ cairo_paint(cr);
+ cairo_restore(cr);
+}
+
+// Defined in GTK+ (gtk/gtkiconfactory.c)
+static const gint gtkIconSizeMenu = 16;
+static const gint gtkIconSizeSmallToolbar = 18;
+static const gint gtkIconSizeButton = 20;
+static const gint gtkIconSizeLargeToolbar = 24;
+static const gint gtkIconSizeDnd = 32;
+static const gint gtkIconSizeDialog = 48;
+
+static GtkIconSize getIconSizeForPixelSize(gint pixelSize)
+{
+ if (pixelSize < gtkIconSizeSmallToolbar)
+ return GTK_ICON_SIZE_MENU;
+ if (pixelSize >= gtkIconSizeSmallToolbar && pixelSize < gtkIconSizeButton)
+ return GTK_ICON_SIZE_SMALL_TOOLBAR;
+ if (pixelSize >= gtkIconSizeButton && pixelSize < gtkIconSizeLargeToolbar)
+ return GTK_ICON_SIZE_BUTTON;
+ if (pixelSize >= gtkIconSizeLargeToolbar && pixelSize < gtkIconSizeDnd)
+ return GTK_ICON_SIZE_LARGE_TOOLBAR;
+ if (pixelSize >= gtkIconSizeDnd && pixelSize < gtkIconSizeDialog)
+ return GTK_ICON_SIZE_DND;
+
+ return GTK_ICON_SIZE_DIALOG;
+}
+
+void RenderThemeGtk::adjustSearchFieldResultsButtonStyle(StyleResolver& styleResolver, RenderStyle& style, Element& e) const
+{
+ adjustSearchFieldCancelButtonStyle(styleResolver, style, e);
+}
+
+bool RenderThemeGtk::paintSearchFieldResultsButton(const RenderObject& o, const PaintInfo& i, const IntRect& rect)
+{
+ return paintSearchFieldResultsDecorationPart(o, i, rect);
+}
+
+static void adjustSearchFieldIconStyle(RenderStyle& style)
+{
+ style.resetBorder();
+ style.resetPadding();
+
+ // Get the icon size based on the font size.
+ int fontSize = style.fontSize();
+ if (fontSize < gtkIconSizeMenu) {
+ style.setWidth(Length(fontSize, Fixed));
+ style.setHeight(Length(fontSize, Fixed));
+ return;
+ }
+ gint width = 0, height = 0;
+ gtk_icon_size_lookup(getIconSizeForPixelSize(fontSize), &width, &height);
+ style.setWidth(Length(width, Fixed));
+ style.setHeight(Length(height, Fixed));
+}
+
+void RenderThemeGtk::adjustSearchFieldResultsDecorationPartStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ adjustSearchFieldIconStyle(style);
+}
+
+static IntRect centerRectVerticallyInParentInputElement(const RenderObject& renderObject, const IntRect& rect)
+{
+ // Get the renderer of <input> element.
+ Node* input = renderObject.node()->shadowHost();
+ if (!input)
+ input = renderObject.node();
+ if (!input->renderer()->isBox())
+ return IntRect();
+
+ // If possible center the y-coordinate of the rect vertically in the parent input element.
+ // We also add one pixel here to ensure that the y coordinate is rounded up for box heights
+ // that are even, which looks in relation to the box text.
+ IntRect inputContentBox = toRenderBox(input->renderer())->absoluteContentBox();
+
+ // Make sure the scaled decoration stays square and will fit in its parent's box.
+ int iconSize = std::min(inputContentBox.width(), std::min(inputContentBox.height(), rect.height()));
+ IntRect scaledRect(rect.x(), inputContentBox.y() + (inputContentBox.height() - iconSize + 1) / 2, iconSize, iconSize);
+ return scaledRect;
+}
+
+bool RenderThemeGtk::paintSearchFieldResultsDecorationPart(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ IntRect iconRect = centerRectVerticallyInParentInputElement(renderObject, rect);
+ if (iconRect.isEmpty())
+ return false;
+
+ GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_FIND,
+ gtkTextDirection(renderObject.style().direction()),
+ gtkIconState(this, renderObject),
+ getIconSizeForPixelSize(rect.height()));
+ paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
+ return false;
+}
+
+void RenderThemeGtk::adjustSearchFieldCancelButtonStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ adjustSearchFieldIconStyle(style);
+}
+
+bool RenderThemeGtk::paintSearchFieldCancelButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ IntRect iconRect = centerRectVerticallyInParentInputElement(renderObject, rect);
+ if (iconRect.isEmpty())
+ return false;
+
+ GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_CLEAR,
+ gtkTextDirection(renderObject.style().direction()),
+ gtkIconState(this, renderObject),
+ getIconSizeForPixelSize(rect.height()));
+ paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
+ return false;
+}
+
+void RenderThemeGtk::adjustSearchFieldStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ // We cannot give a proper rendering when border radius is active, unfortunately.
+ style.resetBorderRadius();
+ style.setLineHeight(RenderStyle::initialLineHeight());
+}
+
+bool RenderThemeGtk::paintSearchField(const RenderObject& o, const PaintInfo& i, const IntRect& rect)
+{
+ return paintTextField(o, i, rect);
+}
+
+bool RenderThemeGtk::paintCapsLockIndicator(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ // The other paint methods don't need to check whether painting is disabled because RenderTheme already checks it
+ // before calling them, but paintCapsLockIndicator() is called by RenderTextControlSingleLine which doesn't check it.
+ if (paintInfo.context->paintingDisabled())
+ return true;
+
+ int iconSize = std::min(rect.width(), rect.height());
+ GRefPtr<GdkPixbuf> icon = getStockIconForWidgetType(GTK_TYPE_ENTRY, GTK_STOCK_CAPS_LOCK_WARNING, gtkTextDirection(renderObject.style().direction()), 0, getIconSizeForPixelSize(iconSize));
+
+ // Only re-scale the icon when it's smaller than the minimum icon size.
+ if (iconSize >= gtkIconSizeMenu)
+ iconSize = gdk_pixbuf_get_height(icon.get());
+
+ // GTK+ locates the icon right aligned in the entry. The given rectangle is already
+ // centered vertically by RenderTextControlSingleLine.
+ IntRect iconRect(
+ rect.x() + rect.width() - iconSize,
+ rect.y() + (rect.height() - iconSize) / 2,
+ iconSize, iconSize);
+ paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
+ return true;
+}
+
+void RenderThemeGtk::adjustSliderTrackStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ style.setBoxShadow(nullptr);
+}
+
+void RenderThemeGtk::adjustSliderThumbStyle(StyleResolver& styleResolver, RenderStyle& style, Element& element) const
+{
+ RenderTheme::adjustSliderThumbStyle(styleResolver, style, element);
+ style.setBoxShadow(nullptr);
+}
+
+static void applySliderStyleContextClasses(GtkStyleContext* context, ControlPart part)
+{
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_SCALE);
+ if (part == SliderHorizontalPart || part == SliderThumbHorizontalPart)
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_HORIZONTAL);
+ else if (part == SliderVerticalPart || part == SliderThumbVerticalPart)
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_VERTICAL);
+}
+
+bool RenderThemeGtk::paintSliderTrack(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ ControlPart part = renderObject.style().appearance();
+ ASSERT_UNUSED(part, part == SliderHorizontalPart || part == SliderVerticalPart || part == MediaVolumeSliderPart);
+
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_SCALE);
+ gtk_style_context_save(context);
+
+ gtk_style_context_set_direction(context, gtkTextDirection(renderObject.style().direction()));
+ applySliderStyleContextClasses(context, part);
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_TROUGH);
+
+ if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
+ gtk_style_context_set_state(context, GTK_STATE_FLAG_INSENSITIVE);
+
+ gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+ gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+
+ if (isFocused(renderObject)) {
+ gint focusWidth, focusPad;
+ gtk_style_context_get_style(context, "focus-line-width", &focusWidth, "focus-padding", &focusPad, nullptr);
+ IntRect focusRect(rect);
+ focusRect.inflate(focusWidth + focusPad);
+ gtk_render_focus(context, paintInfo.context->platformContext()->cr(), focusRect.x(), focusRect.y(), focusRect.width(), focusRect.height());
+ }
+
+ gtk_style_context_restore(context);
+ return false;
+}
+
+bool RenderThemeGtk::paintSliderThumb(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ ControlPart part = renderObject.style().appearance();
+ ASSERT(part == SliderThumbHorizontalPart || part == SliderThumbVerticalPart || part == MediaVolumeSliderThumbPart);
+
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_SCALE);
+ gtk_style_context_save(context);
+
+ gtk_style_context_set_direction(context, gtkTextDirection(renderObject.style().direction()));
+ applySliderStyleContextClasses(context, part);
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_SLIDER);
+
+ guint flags = 0;
+ if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+ else if (isHovered(renderObject))
+ flags |= GTK_STATE_FLAG_PRELIGHT;
+ if (isPressed(renderObject))
+ flags |= GTK_STATE_FLAG_ACTIVE;
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+
+ gtk_render_slider(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height(),
+ part == SliderThumbHorizontalPart ? GTK_ORIENTATION_HORIZONTAL : GTK_ORIENTATION_VERTICAL);
+
+ gtk_style_context_restore(context);
+
+ return false;
+}
+
+void RenderThemeGtk::adjustSliderThumbSize(RenderStyle& style, Element&) const
+{
+ ControlPart part = style.appearance();
+ if (part != SliderThumbHorizontalPart && part != SliderThumbVerticalPart)
+ return;
+
+ gint sliderWidth, sliderLength;
+ gtk_style_context_get_style(getStyleContext(GTK_TYPE_SCALE), "slider-width", &sliderWidth, "slider-length", &sliderLength, nullptr);
+ if (part == SliderThumbHorizontalPart) {
+ style.setWidth(Length(sliderLength, Fixed));
+ style.setHeight(Length(sliderWidth, Fixed));
+ return;
+ }
+ ASSERT(part == SliderThumbVerticalPart || part == MediaVolumeSliderThumbPart);
+ style.setWidth(Length(sliderWidth, Fixed));
+ style.setHeight(Length(sliderLength, Fixed));
+}
+
+bool RenderThemeGtk::paintProgressBar(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ if (!renderObject.isProgress())
+ return true;
+
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_PROGRESS_BAR);
+ gtk_style_context_save(context);
+
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_TROUGH);
+
+ gtk_render_background(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+ gtk_render_frame(context, paintInfo.context->platformContext()->cr(), rect.x(), rect.y(), rect.width(), rect.height());
+
+ gtk_style_context_restore(context);
+
+ gtk_style_context_save(context);
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_PROGRESSBAR);
+
+
+ GtkBorder padding;
+ gtk_style_context_get_padding(context, static_cast<GtkStateFlags>(0), &padding);
+ IntRect progressRect(
+ rect.x() + padding.left,
+ rect.y() + padding.top,
+ rect.width() - (padding.left + padding.right),
+ rect.height() - (padding.top + padding.bottom));
+ progressRect = RenderThemeGtk::calculateProgressRect(renderObject, progressRect);
+
+ if (!progressRect.isEmpty())
+ gtk_render_activity(context, paintInfo.context->platformContext()->cr(), progressRect.x(), progressRect.y(), progressRect.width(), progressRect.height());
+
+ gtk_style_context_restore(context);
+ return false;
+}
+
+static gint spinButtonArrowSize(GtkStyleContext* context)
+{
+ PangoFontDescription* fontDescription;
+ gtk_style_context_get(context, static_cast<GtkStateFlags>(0), "font", &fontDescription, nullptr);
+ gint fontSize = pango_font_description_get_size(fontDescription);
+ gint arrowSize = std::max(PANGO_PIXELS(fontSize), minSpinButtonArrowSize);
+ pango_font_description_free(fontDescription);
+
+ return arrowSize - arrowSize % 2; // Force even.
+}
+
+void RenderThemeGtk::adjustInnerSpinButtonStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_SPIN_BUTTON);
+
+ GtkBorder padding;
+ gtk_style_context_get_padding(context, static_cast<GtkStateFlags>(0), &padding);
+
+ int width = spinButtonArrowSize(context) + padding.left + padding.right;
+ style.setWidth(Length(width, Fixed));
+ style.setMinWidth(Length(width, Fixed));
+}
+
+static void paintSpinArrowButton(RenderTheme* theme, GtkStyleContext* context, const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect, GtkArrowType arrowType)
+{
+ ASSERT(arrowType == GTK_ARROW_UP || arrowType == GTK_ARROW_DOWN);
+
+ gtk_style_context_save(context);
+ gtk_style_context_add_class(context, GTK_STYLE_CLASS_BUTTON);
+
+ GtkTextDirection direction = gtk_style_context_get_direction(context);
+ guint state = static_cast<guint>(gtk_style_context_get_state(context));
+ if (!(state & GTK_STATE_FLAG_INSENSITIVE)) {
+ if (theme->isPressed(renderObject)) {
+ if ((arrowType == GTK_ARROW_UP && theme->isSpinUpButtonPartPressed(renderObject))
+ || (arrowType == GTK_ARROW_DOWN && !theme->isSpinUpButtonPartPressed(renderObject)))
+ state |= GTK_STATE_FLAG_ACTIVE;
+ } else if (theme->isHovered(renderObject)) {
+ if ((arrowType == GTK_ARROW_UP && theme->isSpinUpButtonPartHovered(renderObject))
+ || (arrowType == GTK_ARROW_DOWN && !theme->isSpinUpButtonPartHovered(renderObject)))
+ state |= GTK_STATE_FLAG_PRELIGHT;
+ }
+ }
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(state));
+
+ // Paint button.
+ IntRect buttonRect(rect);
+ guint junction = gtk_style_context_get_junction_sides(context);
+ if (arrowType == GTK_ARROW_UP)
+ junction |= GTK_JUNCTION_BOTTOM;
+ else {
+ junction |= GTK_JUNCTION_TOP;
+ buttonRect.move(0, rect.height() / 2);
+ }
+ buttonRect.setHeight(rect.height() / 2);
+ gtk_style_context_set_junction_sides(context, static_cast<GtkJunctionSides>(junction));
+
+ gtk_render_background(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
+ gtk_render_frame(context, paintInfo.context->platformContext()->cr(), buttonRect.x(), buttonRect.y(), buttonRect.width(), buttonRect.height());
+
+ // Paint arrow centered inside button.
+ // This code is based on gtkspinbutton.c code.
+ IntRect arrowRect;
+ gdouble angle;
+ if (arrowType == GTK_ARROW_UP) {
+ angle = 0;
+ arrowRect.setY(rect.y());
+ arrowRect.setHeight(rect.height() / 2 - 2);
+ } else {
+ angle = G_PI;
+ arrowRect.setY(rect.y() + buttonRect.y());
+ arrowRect.setHeight(rect.height() - arrowRect.y() - 2);
+ }
+ arrowRect.setWidth(rect.width() - 3);
+ if (direction == GTK_TEXT_DIR_LTR)
+ arrowRect.setX(rect.x() + 1);
+ else
+ arrowRect.setX(rect.x() + 2);
+
+ gint width = arrowRect.width() / 2;
+ width -= width % 2 - 1; // Force odd.
+ gint height = (width + 1) / 2;
+
+ arrowRect.move((arrowRect.width() - width) / 2, (arrowRect.height() - height) / 2);
+ gtk_render_arrow(context, paintInfo.context->platformContext()->cr(), angle, arrowRect.x(), arrowRect.y(), width);
+
+ gtk_style_context_restore(context);
+}
+
+bool RenderThemeGtk::paintInnerSpinButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ GtkStyleContext* context = getStyleContext(GTK_TYPE_SPIN_BUTTON);
+ gtk_style_context_save(context);
+
+ GtkTextDirection direction = static_cast<GtkTextDirection>(gtkTextDirection(renderObject.style().direction()));
+ gtk_style_context_set_direction(context, direction);
+
+ guint flags = 0;
+ if (!isEnabled(renderObject) || isReadOnlyControl(renderObject))
+ flags |= GTK_STATE_FLAG_INSENSITIVE;
+ else if (isFocused(renderObject))
+ flags |= GTK_STATE_FLAG_FOCUSED;
+ gtk_style_context_set_state(context, static_cast<GtkStateFlags>(flags));
+ gtk_style_context_remove_class(context, GTK_STYLE_CLASS_ENTRY);
+
+ paintSpinArrowButton(this, context, renderObject, paintInfo, rect, GTK_ARROW_UP);
+ paintSpinArrowButton(this, context, renderObject, paintInfo, rect, GTK_ARROW_DOWN);
+
+ gtk_style_context_restore(context);
+
+ return false;
+}
+
+double RenderThemeGtk::caretBlinkInterval() const
+{
+ GtkSettings* settings = gtk_settings_get_default();
+
+ gboolean shouldBlink;
+ gint time;
+
+ g_object_get(settings, "gtk-cursor-blink", &shouldBlink, "gtk-cursor-blink-time", &time, nullptr);
+
+ if (!shouldBlink)
+ return 0;
+
+ return time / 2000.;
+}
+
+Color RenderThemeGtk::platformActiveSelectionBackgroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformInactiveSelectionBackgroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_ENTRY), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformActiveSelectionForegroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformInactiveSelectionForegroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformActiveListBoxSelectionBackgroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_TREE_VIEW), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformInactiveListBoxSelectionBackgroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_background_color(getStyleContext(GTK_TYPE_TREE_VIEW), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformActiveListBoxSelectionForegroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_TREE_VIEW), static_cast<GtkStateFlags>(GTK_STATE_FLAG_SELECTED | GTK_STATE_FLAG_FOCUSED), &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::platformInactiveListBoxSelectionForegroundColor() const
+{
+ GdkRGBA gdkRGBAColor;
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_TREE_VIEW), GTK_STATE_FLAG_SELECTED, &gdkRGBAColor);
+ return gdkRGBAColor;
+}
+
+Color RenderThemeGtk::systemColor(CSSValueID cssValueId) const
+{
+ GdkRGBA gdkRGBAColor;
+
+ switch (cssValueId) {
+ case CSSValueButtontext:
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_BUTTON), GTK_STATE_FLAG_ACTIVE, &gdkRGBAColor);
+ return gdkRGBAColor;
+ case CSSValueCaptiontext:
+ gtk_style_context_get_color(getStyleContext(GTK_TYPE_ENTRY), static_cast<GtkStateFlags>(0), &gdkRGBAColor);
+ return gdkRGBAColor;
+ default:
+ return RenderTheme::systemColor(cssValueId);
+ }
+}
+
+void RenderThemeGtk::platformColorsDidChange()
+{
+#if ENABLE(VIDEO)
+ initMediaColors();
+#endif
+ RenderTheme::platformColorsDidChange();
+}
+
+#if ENABLE(VIDEO)
+String RenderThemeGtk::extraMediaControlsStyleSheet()
+{
+ return String(mediaControlsGtkUserAgentStyleSheet, sizeof(mediaControlsGtkUserAgentStyleSheet));
+}
+
+#if ENABLE(FULLSCREEN_API)
+String RenderThemeGtk::extraFullScreenStyleSheet()
+{
+ return String();
+}
+#endif
+
+bool RenderThemeGtk::paintMediaButton(const RenderObject& renderObject, GraphicsContext* context, const IntRect& rect, const char* symbolicIconName, const char* fallbackStockIconName)
+{
+ IntRect iconRect(
+ rect.x() + (rect.width() - m_mediaIconSize) / 2,
+ rect.y() + (rect.height() - m_mediaIconSize) / 2,
+ m_mediaIconSize, m_mediaIconSize);
+ GRefPtr<GdkPixbuf> icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, symbolicIconName, fallbackStockIconName,
+ gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
+ paintGdkPixbuf(context, icon.get(), iconRect);
+ return true;
+}
+
+bool RenderThemeGtk::hasOwnDisabledStateHandlingFor(ControlPart part) const
+{
+ return (part != MediaMuteButtonPart);
+}
+
+bool RenderThemeGtk::paintMediaFullscreenButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ return paintMediaButton(renderObject, paintInfo.context, rect, "view-fullscreen-symbolic", GTK_STOCK_FULLSCREEN);
+}
+
+bool RenderThemeGtk::paintMediaMuteButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ HTMLMediaElement* mediaElement = getMediaElementFromRenderObject(renderObject);
+ if (!mediaElement)
+ return false;
+
+ bool muted = mediaElement->muted();
+ return paintMediaButton(renderObject, paintInfo.context, rect,
+ muted ? "audio-volume-muted-symbolic" : "audio-volume-high-symbolic",
+ muted ? "audio-volume-muted" : "audio-volume-high");
+}
+
+bool RenderThemeGtk::paintMediaPlayButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ Node* node = renderObject.node();
+ if (!node)
+ return false;
+
+ if (!nodeHasPseudo(node, "-webkit-media-controls-play-button"))
+ return false;
+ bool showPlayButton = nodeHasClass(node, "paused");
+
+ return paintMediaButton(renderObject, paintInfo.context, rect,
+ showPlayButton ? "media-playback-start-symbolic" : "media-playback-pause-symbolic",
+ showPlayButton ? GTK_STOCK_MEDIA_PLAY : GTK_STOCK_MEDIA_PAUSE);
+}
+
+bool RenderThemeGtk::paintMediaSeekBackButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ return paintMediaButton(renderObject, paintInfo.context, rect, "media-seek-backward-symbolic", GTK_STOCK_MEDIA_REWIND);
+}
+
+bool RenderThemeGtk::paintMediaSeekForwardButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ return paintMediaButton(renderObject, paintInfo.context, rect, "media-seek-forward-symbolic", GTK_STOCK_MEDIA_FORWARD);
+}
+
+#if ENABLE(VIDEO_TRACK)
+bool RenderThemeGtk::paintMediaToggleClosedCaptionsButton(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ IntRect iconRect(rect.x() + (rect.width() - m_mediaIconSize) / 2, rect.y() + (rect.height() - m_mediaIconSize) / 2,
+ m_mediaIconSize, m_mediaIconSize);
+ GRefPtr<GdkPixbuf> icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, "media-view-subtitles-symbolic", nullptr,
+ gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
+ if (!icon) {
+ icon = getStockSymbolicIconForWidgetType(GTK_TYPE_CONTAINER, "user-invisible-symbolic", GTK_STOCK_JUSTIFY_FILL,
+ gtkTextDirection(renderObject.style().direction()), gtkIconState(this, renderObject), iconRect.width());
+ }
+ paintGdkPixbuf(paintInfo.context, icon.get(), iconRect);
+ return true;
+}
+#endif
+
+static FloatRoundedRect::Radii borderRadiiFromStyle(RenderStyle& style)
+{
+ return FloatRoundedRect::Radii(
+ IntSize(style.borderTopLeftRadius().width().intValue(), style.borderTopLeftRadius().height().intValue()),
+ IntSize(style.borderTopRightRadius().width().intValue(), style.borderTopRightRadius().height().intValue()),
+ IntSize(style.borderBottomLeftRadius().width().intValue(), style.borderBottomLeftRadius().height().intValue()),
+ IntSize(style.borderBottomRightRadius().width().intValue(), style.borderBottomRightRadius().height().intValue()));
+}
+
+bool RenderThemeGtk::paintMediaSliderTrack(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
+{
+ HTMLMediaElement* mediaElement = parentMediaElement(o);
+ if (!mediaElement)
+ return false;
+
+ GraphicsContext* context = paintInfo.context;
+ context->save();
+ context->setStrokeStyle(NoStroke);
+
+ float mediaDuration = mediaElement->duration();
+ float totalTrackWidth = r.width();
+ RenderStyle& style = o.style();
+ RefPtr<TimeRanges> timeRanges = mediaElement->buffered();
+ for (unsigned index = 0; index < timeRanges->length(); ++index) {
+ float start = timeRanges->start(index, IGNORE_EXCEPTION);
+ float end = timeRanges->end(index, IGNORE_EXCEPTION);
+ float startRatio = start / mediaDuration;
+ float lengthRatio = (end - start) / mediaDuration;
+ if (!lengthRatio)
+ continue;
+
+ IntRect rangeRect(r);
+ rangeRect.setWidth(lengthRatio * totalTrackWidth);
+ if (index)
+ rangeRect.move(startRatio * totalTrackWidth, 0);
+ context->fillRoundedRect(FloatRoundedRect(rangeRect, borderRadiiFromStyle(style)), style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
+ }
+
+ context->restore();
+ return false;
+}
+
+bool RenderThemeGtk::paintMediaSliderThumb(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
+{
+ RenderStyle& style = o.style();
+ paintInfo.context->fillRoundedRect(FloatRoundedRect(r, borderRadiiFromStyle(style)), style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
+ return false;
+}
+
+bool RenderThemeGtk::paintMediaVolumeSliderContainer(const RenderObject&, const PaintInfo&, const IntRect&)
+{
+ return true;
+}
+
+bool RenderThemeGtk::paintMediaVolumeSliderTrack(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ HTMLMediaElement* mediaElement = parentMediaElement(renderObject);
+ if (!mediaElement)
+ return true;
+
+ float volume = mediaElement->muted() ? 0.0f : mediaElement->volume();
+ if (!volume)
+ return true;
+
+ GraphicsContext* context = paintInfo.context;
+ context->save();
+ context->setStrokeStyle(NoStroke);
+
+ int rectHeight = rect.height();
+ float trackHeight = rectHeight * volume;
+ RenderStyle& style = renderObject.style();
+ IntRect volumeRect(rect);
+ volumeRect.move(0, rectHeight - trackHeight);
+ volumeRect.setHeight(ceil(trackHeight));
+
+ context->fillRoundedRect(FloatRoundedRect(volumeRect, borderRadiiFromStyle(style)),
+ style.visitedDependentColor(CSSPropertyColor), style.colorSpace());
+ context->restore();
+
+ return false;
+}
+
+bool RenderThemeGtk::paintMediaVolumeSliderThumb(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
+{
+ return paintMediaSliderThumb(renderObject, paintInfo, rect);
+}
+
+String RenderThemeGtk::formatMediaControlsCurrentTime(float currentTime, float duration) const
+{
+ return formatMediaControlsTime(currentTime) + " / " + formatMediaControlsTime(duration);
+}
+
+bool RenderThemeGtk::paintMediaCurrentTime(const RenderObject&, const PaintInfo&, const IntRect&)
+{
+ return false;
+}
+#endif
+
+void RenderThemeGtk::adjustProgressBarStyle(StyleResolver&, RenderStyle& style, Element&) const
+{
+ style.setBoxShadow(nullptr);
+}
+
+// These values have been copied from RenderThemeChromiumSkia.cpp
+static const int progressActivityBlocks = 5;
+static const int progressAnimationFrames = 10;
+static const double progressAnimationInterval = 0.125;
+double RenderThemeGtk::animationRepeatIntervalForProgressBar(RenderProgress&) const
+{
+ return progressAnimationInterval;
+}
+
+double RenderThemeGtk::animationDurationForProgressBar(RenderProgress&) const
+{
+ return progressAnimationInterval * progressAnimationFrames * 2; // "2" for back and forth;
+}
+
+IntRect RenderThemeGtk::calculateProgressRect(const RenderObject& renderObject, const IntRect& fullBarRect)
+{
+ IntRect progressRect(fullBarRect);
+ const RenderProgress& renderProgress = toRenderProgress(renderObject);
+ if (renderProgress.isDeterminate()) {
+ int progressWidth = progressRect.width() * renderProgress.position();
+ if (renderObject.style().direction() == RTL)
+ progressRect.setX(progressRect.x() + progressRect.width() - progressWidth);
+ progressRect.setWidth(progressWidth);
+ return progressRect;
+ }
+
+ double animationProgress = renderProgress.animationProgress();
+
+ // Never let the progress rect shrink smaller than 2 pixels.
+ int newWidth = std::max(2, progressRect.width() / progressActivityBlocks);
+ int movableWidth = progressRect.width() - newWidth;
+ progressRect.setWidth(newWidth);
+
+ // We want the first 0.5 units of the animation progress to represent the
+ // forward motion and the second 0.5 units to represent the backward motion,
+ // thus we multiply by two here to get the full sweep of the progress bar with
+ // each direction.
+ if (animationProgress < 0.5)
+ progressRect.setX(progressRect.x() + (animationProgress * 2 * movableWidth));
+ else
+ progressRect.setX(progressRect.x() + ((1.0 - animationProgress) * 2 * movableWidth));
+ return progressRect;
+}
+
+String RenderThemeGtk::fileListNameForWidth(const FileList* fileList, const Font& font, int width, bool multipleFilesAllowed) const
+{
+ if (width <= 0)
+ return String();
+
+ if (fileList->length() > 1)
+ return StringTruncator::rightTruncate(multipleFileUploadText(fileList->length()), width, font, StringTruncator::EnableRoundingHacks);
+
+ String string;
+ if (fileList->length())
+ string = pathGetFileName(fileList->item(0)->path());
+ else if (multipleFilesAllowed)
+ string = fileButtonNoFilesSelectedLabel();
+ else
+ string = fileButtonNoFileSelectedLabel();
+
+ return StringTruncator::centerTruncate(string, width, font, StringTruncator::EnableRoundingHacks);
+}
+
+String RenderThemeGtk::mediaControlsScript()
+{
+ StringBuilder scriptBuilder;
+ scriptBuilder.append(mediaControlsLocalizedStringsJavaScript, sizeof(mediaControlsLocalizedStringsJavaScript));
+ scriptBuilder.append(mediaControlsAppleJavaScript, sizeof(mediaControlsAppleJavaScript));
+ scriptBuilder.append(mediaControlsGtkJavaScript, sizeof(mediaControlsGtkJavaScript));
+ return scriptBuilder.toString();
+}
+
+#endif // GTK_API_VERSION_2
+}
</ins></span></pre>
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