Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 1134 insertions, 0 deletions

diff --git a/Source/WebCore/rendering/RenderTheme.cpp b/Source/WebCore/rendering/RenderTheme.cpp
new file mode 100644
index 0000000..538b6c6
--- /dev/null
+++ b/Source/WebCore/rendering/RenderTheme.cpp
@@ -0,0 +1,1134 @@
+/**
+ * This file is part of the theme implementation for form controls in WebCore.
+ *
+ * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Computer, Inc.
+ *
+ * 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 "RenderTheme.h"
+
+#include "CSSValueKeywords.h"
+#include "Document.h"
+#include "FloatConversion.h"
+#include "FocusController.h"
+#include "FontSelector.h"
+#include "Frame.h"
+#include "GraphicsContext.h"
+#include "HTMLInputElement.h"
+#include "HTMLNames.h"
+#include "MediaControlElements.h"
+#include "Page.h"
+#include "RenderStyle.h"
+#include "RenderView.h"
+#include "SelectionController.h"
+#include "Settings.h"
+#include "TextControlInnerElements.h"
+
+#if ENABLE(METER_TAG)
+#include "HTMLMeterElement.h"
+#include "RenderMeter.h"
+#endif
+
+#if ENABLE(INPUT_SPEECH)
+#include "RenderInputSpeech.h"
+#endif
+
+// The methods in this file are shared by all themes on every platform.
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+static Color& customFocusRingColor()
+{
+    DEFINE_STATIC_LOCAL(Color, color, ());
+    return color;
+}
+
+RenderTheme::RenderTheme()
+#if USE(NEW_THEME)
+    : m_theme(platformTheme())
+#endif
+{
+}
+
+void RenderTheme::adjustStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e,
+                              bool UAHasAppearance, const BorderData& border, const FillLayer& background, const Color& backgroundColor)
+{
+    // Force inline and table display styles to be inline-block (except for table- which is block)
+    ControlPart part = style->appearance();
+    if (style->display() == INLINE || style->display() == INLINE_TABLE || style->display() == TABLE_ROW_GROUP ||
+        style->display() == TABLE_HEADER_GROUP || style->display() == TABLE_FOOTER_GROUP ||
+        style->display() == TABLE_ROW || style->display() == TABLE_COLUMN_GROUP || style->display() == TABLE_COLUMN ||
+        style->display() == TABLE_CELL || style->display() == TABLE_CAPTION)
+        style->setDisplay(INLINE_BLOCK);
+    else if (style->display() == COMPACT || style->display() == RUN_IN || style->display() == LIST_ITEM || style->display() == TABLE)
+        style->setDisplay(BLOCK);
+
+    if (UAHasAppearance && isControlStyled(style, border, background, backgroundColor)) {
+        if (part == MenulistPart) {
+            style->setAppearance(MenulistButtonPart);
+            part = MenulistButtonPart;
+        } else
+            style->setAppearance(NoControlPart);
+    }
+
+    if (!style->hasAppearance())
+        return;
+
+    // Never support box-shadow on native controls.
+    style->setBoxShadow(0);
+    
+#if USE(NEW_THEME)
+    switch (part) {
+        case ListButtonPart:
+        case CheckboxPart:
+        case InnerSpinButtonPart:
+        case OuterSpinButtonPart:
+        case RadioPart:
+        case PushButtonPart:
+        case SquareButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart: {
+            // Border
+            LengthBox borderBox(style->borderTopWidth(), style->borderRightWidth(), style->borderBottomWidth(), style->borderLeftWidth());
+            borderBox = m_theme->controlBorder(part, style->font(), borderBox, style->effectiveZoom());
+            if (borderBox.top().value() != style->borderTopWidth()) {
+                if (borderBox.top().value())
+                    style->setBorderTopWidth(borderBox.top().value());
+                else
+                    style->resetBorderTop();
+            }
+            if (borderBox.right().value() != style->borderRightWidth()) {
+                if (borderBox.right().value())
+                    style->setBorderRightWidth(borderBox.right().value());
+                else
+                    style->resetBorderRight();
+            }
+            if (borderBox.bottom().value() != style->borderBottomWidth()) {
+                style->setBorderBottomWidth(borderBox.bottom().value());
+                if (borderBox.bottom().value())
+                    style->setBorderBottomWidth(borderBox.bottom().value());
+                else
+                    style->resetBorderBottom();
+            }
+            if (borderBox.left().value() != style->borderLeftWidth()) {
+                style->setBorderLeftWidth(borderBox.left().value());
+                if (borderBox.left().value())
+                    style->setBorderLeftWidth(borderBox.left().value());
+                else
+                    style->resetBorderLeft();
+            }
+
+            // Padding
+            LengthBox paddingBox = m_theme->controlPadding(part, style->font(), style->paddingBox(), style->effectiveZoom());
+            if (paddingBox != style->paddingBox())
+                style->setPaddingBox(paddingBox);
+
+            // Whitespace
+            if (m_theme->controlRequiresPreWhiteSpace(part))
+                style->setWhiteSpace(PRE);
+            
+            // Width / Height
+            // The width and height here are affected by the zoom.
+            // FIXME: Check is flawed, since it doesn't take min-width/max-width into account.
+            LengthSize controlSize = m_theme->controlSize(part, style->font(), LengthSize(style->width(), style->height()), style->effectiveZoom());
+            if (controlSize.width() != style->width())
+                style->setWidth(controlSize.width());
+            if (controlSize.height() != style->height())
+                style->setHeight(controlSize.height());
+                
+            // Min-Width / Min-Height
+            LengthSize minControlSize = m_theme->minimumControlSize(part, style->font(), style->effectiveZoom());
+            if (minControlSize.width() != style->minWidth())
+                style->setMinWidth(minControlSize.width());
+            if (minControlSize.height() != style->minHeight())
+                style->setMinHeight(minControlSize.height());
+                
+            // Font
+            FontDescription controlFont = m_theme->controlFont(part, style->font(), style->effectiveZoom());
+            if (controlFont != style->font().fontDescription()) {
+                // Reset our line-height
+                style->setLineHeight(RenderStyle::initialLineHeight());
+                
+                // Now update our font.
+                if (style->setFontDescription(controlFont))
+                    style->font().update(0);
+            }
+        }
+        default:
+            break;
+    }
+#endif
+
+    // Call the appropriate style adjustment method based off the appearance value.
+    switch (style->appearance()) {
+#if !USE(NEW_THEME)
+        case CheckboxPart:
+            return adjustCheckboxStyle(selector, style, e);
+        case RadioPart:
+            return adjustRadioStyle(selector, style, e);
+        case PushButtonPart:
+        case SquareButtonPart:
+        case ListButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+            return adjustButtonStyle(selector, style, e);
+        case InnerSpinButtonPart:
+            return adjustInnerSpinButtonStyle(selector, style, e);
+        case OuterSpinButtonPart:
+            return adjustOuterSpinButtonStyle(selector, style, e);
+#endif
+        case TextFieldPart:
+            return adjustTextFieldStyle(selector, style, e);
+        case TextAreaPart:
+            return adjustTextAreaStyle(selector, style, e);
+#if ENABLE(NO_LISTBOX_RENDERING)
+        case ListboxPart:
+            return adjustListboxStyle(selector, style, e);
+#endif
+        case MenulistPart:
+            return adjustMenuListStyle(selector, style, e);
+        case MenulistButtonPart:
+            return adjustMenuListButtonStyle(selector, style, e);
+        case MediaSliderPart:
+        case MediaVolumeSliderPart:
+        case SliderHorizontalPart:
+        case SliderVerticalPart:
+            return adjustSliderTrackStyle(selector, style, e);
+        case SliderThumbHorizontalPart:
+        case SliderThumbVerticalPart:
+            return adjustSliderThumbStyle(selector, style, e);
+        case SearchFieldPart:
+            return adjustSearchFieldStyle(selector, style, e);
+        case SearchFieldCancelButtonPart:
+            return adjustSearchFieldCancelButtonStyle(selector, style, e);
+        case SearchFieldDecorationPart:
+            return adjustSearchFieldDecorationStyle(selector, style, e);
+        case SearchFieldResultsDecorationPart:
+            return adjustSearchFieldResultsDecorationStyle(selector, style, e);
+        case SearchFieldResultsButtonPart:
+            return adjustSearchFieldResultsButtonStyle(selector, style, e);
+#if ENABLE(PROGRESS_TAG)
+        case ProgressBarPart:
+            return adjustProgressBarStyle(selector, style, e);
+#endif
+#if ENABLE(METER_TAG)
+        case MeterPart:
+        case RelevancyLevelIndicatorPart:
+        case ContinuousCapacityLevelIndicatorPart:
+        case DiscreteCapacityLevelIndicatorPart:
+        case RatingLevelIndicatorPart:
+            return adjustMeterStyle(selector, style, e);
+#endif
+#if ENABLE(INPUT_SPEECH)
+        case InputSpeechButtonPart:
+            return adjustInputFieldSpeechButtonStyle(selector, style, e);
+#endif
+        default:
+            break;
+    }
+}
+
+bool RenderTheme::paint(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
+{
+    // If painting is disabled, but we aren't updating control tints, then just bail.
+    // If we are updating control tints, just schedule a repaint if the theme supports tinting
+    // for that control.
+    if (paintInfo.context->updatingControlTints()) {
+        if (controlSupportsTints(o))
+            o->repaint();
+        return false;
+    }
+    if (paintInfo.context->paintingDisabled())
+        return false;
+
+    ControlPart part = o->style()->appearance();
+
+#if USE(NEW_THEME)
+    switch (part) {
+        case CheckboxPart:
+        case RadioPart:
+        case PushButtonPart:
+        case SquareButtonPart:
+        case ListButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+        case InnerSpinButtonPart:
+        case OuterSpinButtonPart:
+            m_theme->paint(part, controlStatesForRenderer(o), const_cast<GraphicsContext*>(paintInfo.context), r, o->style()->effectiveZoom(), o->view()->frameView());
+            return false;
+        default:
+            break;
+    }
+#endif
+
+    // Call the appropriate paint method based off the appearance value.
+    switch (part) {
+#if !USE(NEW_THEME)
+        case CheckboxPart:
+            return paintCheckbox(o, paintInfo, r);
+        case RadioPart:
+            return paintRadio(o, paintInfo, r);
+        case PushButtonPart:
+        case SquareButtonPart:
+        case ListButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+            return paintButton(o, paintInfo, r);
+        case InnerSpinButtonPart:
+            return paintInnerSpinButton(o, paintInfo, r);
+        case OuterSpinButtonPart:
+            return paintOuterSpinButton(o, paintInfo, r);
+#endif
+        case MenulistPart:
+            return paintMenuList(o, paintInfo, r);
+#if ENABLE(METER_TAG)
+        case MeterPart:
+        case RelevancyLevelIndicatorPart:
+        case ContinuousCapacityLevelIndicatorPart:
+        case DiscreteCapacityLevelIndicatorPart:
+        case RatingLevelIndicatorPart:
+            return paintMeter(o, paintInfo, r);
+#endif
+#if ENABLE(PROGRESS_TAG)
+        case ProgressBarPart:
+            return paintProgressBar(o, paintInfo, r);
+#endif
+        case SliderHorizontalPart:
+        case SliderVerticalPart:
+            return paintSliderTrack(o, paintInfo, r);
+        case SliderThumbHorizontalPart:
+        case SliderThumbVerticalPart:
+            if (o->parent()->isSlider())
+                return paintSliderThumb(o, paintInfo, r);
+            // We don't support drawing a slider thumb without a parent slider
+            break;
+        case MediaFullscreenButtonPart:
+            return paintMediaFullscreenButton(o, paintInfo, r);
+        case MediaPlayButtonPart:
+            return paintMediaPlayButton(o, paintInfo, r);
+        case MediaMuteButtonPart:
+            return paintMediaMuteButton(o, paintInfo, r);
+        case MediaSeekBackButtonPart:
+            return paintMediaSeekBackButton(o, paintInfo, r);
+        case MediaSeekForwardButtonPart:
+            return paintMediaSeekForwardButton(o, paintInfo, r);
+        case MediaRewindButtonPart:
+            return paintMediaRewindButton(o, paintInfo, r);
+        case MediaReturnToRealtimeButtonPart:
+            return paintMediaReturnToRealtimeButton(o, paintInfo, r);
+        case MediaToggleClosedCaptionsButtonPart:
+            return paintMediaToggleClosedCaptionsButton(o, paintInfo, r);
+        case MediaSliderPart:
+            return paintMediaSliderTrack(o, paintInfo, r);
+        case MediaSliderThumbPart:
+            if (o->parent()->isSlider())
+                return paintMediaSliderThumb(o, paintInfo, r);
+            break;
+        case MediaVolumeSliderMuteButtonPart:
+            return paintMediaMuteButton(o, paintInfo, r);
+        case MediaVolumeSliderContainerPart:
+            return paintMediaVolumeSliderContainer(o, paintInfo, r);
+        case MediaVolumeSliderPart:
+            return paintMediaVolumeSliderTrack(o, paintInfo, r);
+        case MediaVolumeSliderThumbPart:
+            if (o->parent()->isSlider())
+                return paintMediaVolumeSliderThumb(o, paintInfo, r);
+            break;
+        case MediaTimeRemainingPart:
+            return paintMediaTimeRemaining(o, paintInfo, r);
+        case MediaCurrentTimePart:
+            return paintMediaCurrentTime(o, paintInfo, r);
+        case MediaControlsBackgroundPart:
+            return paintMediaControlsBackground(o, paintInfo, r);
+        case MenulistButtonPart:
+        case TextFieldPart:
+        case TextAreaPart:
+        case ListboxPart:
+            return true;
+        case SearchFieldPart:
+            return paintSearchField(o, paintInfo, r);
+        case SearchFieldCancelButtonPart:
+            return paintSearchFieldCancelButton(o, paintInfo, r);
+        case SearchFieldDecorationPart:
+            return paintSearchFieldDecoration(o, paintInfo, r);
+        case SearchFieldResultsDecorationPart:
+            return paintSearchFieldResultsDecoration(o, paintInfo, r);
+        case SearchFieldResultsButtonPart:
+            return paintSearchFieldResultsButton(o, paintInfo, r);
+#if ENABLE(INPUT_SPEECH)
+        case InputSpeechButtonPart:
+            return paintInputFieldSpeechButton(o, paintInfo, r);
+#endif
+        default:
+            break;
+    }
+
+    return true; // We don't support the appearance, so let the normal background/border paint.
+}
+
+bool RenderTheme::paintBorderOnly(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
+{
+    if (paintInfo.context->paintingDisabled())
+        return false;
+
+    // Call the appropriate paint method based off the appearance value.
+    switch (o->style()->appearance()) {
+        case TextFieldPart:
+            return paintTextField(o, paintInfo, r);
+        case ListboxPart:
+        case TextAreaPart:
+            return paintTextArea(o, paintInfo, r);
+        case MenulistButtonPart:
+        case SearchFieldPart:
+            return true;
+        case CheckboxPart:
+        case RadioPart:
+        case PushButtonPart:
+        case SquareButtonPart:
+        case ListButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+        case MenulistPart:
+#if ENABLE(METER_TAG)
+        case MeterPart:
+        case RelevancyLevelIndicatorPart:
+        case ContinuousCapacityLevelIndicatorPart:
+        case DiscreteCapacityLevelIndicatorPart:
+        case RatingLevelIndicatorPart:
+#endif
+#if ENABLE(PROGRESS_TAG)
+        case ProgressBarPart:
+#endif
+        case SliderHorizontalPart:
+        case SliderVerticalPart:
+        case SliderThumbHorizontalPart:
+        case SliderThumbVerticalPart:
+        case SearchFieldCancelButtonPart:
+        case SearchFieldDecorationPart:
+        case SearchFieldResultsDecorationPart:
+        case SearchFieldResultsButtonPart:
+#if ENABLE(INPUT_SPEECH)
+        case InputSpeechButtonPart:
+#endif
+        default:
+            break;
+    }
+
+    return false;
+}
+
+bool RenderTheme::paintDecorations(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
+{
+    if (paintInfo.context->paintingDisabled())
+        return false;
+
+    // Call the appropriate paint method based off the appearance value.
+    switch (o->style()->appearance()) {
+        case MenulistButtonPart:
+            return paintMenuListButton(o, paintInfo, r);
+        case TextFieldPart:
+        case TextAreaPart:
+        case ListboxPart:
+        case CheckboxPart:
+        case RadioPart:
+        case PushButtonPart:
+        case SquareButtonPart:
+        case ListButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+        case MenulistPart:
+#if ENABLE(METER_TAG)
+        case MeterPart:
+        case RelevancyLevelIndicatorPart:
+        case ContinuousCapacityLevelIndicatorPart:
+        case DiscreteCapacityLevelIndicatorPart:
+        case RatingLevelIndicatorPart:
+#endif
+#if ENABLE(PROGRESS_TAG)
+        case ProgressBarPart:
+#endif
+        case SliderHorizontalPart:
+        case SliderVerticalPart:
+        case SliderThumbHorizontalPart:
+        case SliderThumbVerticalPart:
+        case SearchFieldPart:
+        case SearchFieldCancelButtonPart:
+        case SearchFieldDecorationPart:
+        case SearchFieldResultsDecorationPart:
+        case SearchFieldResultsButtonPart:
+#if ENABLE(INPUT_SPEECH)
+        case InputSpeechButtonPart:
+#endif
+        default:
+            break;
+    }
+
+    return false;
+}
+
+#if ENABLE(VIDEO)
+bool RenderTheme::hitTestMediaControlPart(RenderObject* o, const IntPoint& absPoint)
+{
+    if (!o->isBox())
+        return false;
+
+    FloatPoint localPoint = o->absoluteToLocal(absPoint, false, true);  // respect transforms
+    return toRenderBox(o)->borderBoxRect().contains(roundedIntPoint(localPoint));
+}
+
+bool RenderTheme::shouldRenderMediaControlPart(ControlPart part, Element* e)
+{
+    HTMLMediaElement* mediaElement = static_cast<HTMLMediaElement*>(e);
+    switch (part) {
+    case MediaMuteButtonPart:
+        return mediaElement->hasAudio();
+    case MediaRewindButtonPart:
+        return mediaElement->movieLoadType() != MediaPlayer::LiveStream;
+    case MediaReturnToRealtimeButtonPart:
+        return mediaElement->movieLoadType() == MediaPlayer::LiveStream;
+    case MediaFullscreenButtonPart:
+        return mediaElement->supportsFullscreen();
+    case MediaToggleClosedCaptionsButtonPart:
+        return mediaElement->hasClosedCaptions();
+    default:
+        return true;
+    }
+}
+
+String RenderTheme::formatMediaControlsTime(float time) const
+{
+    if (!isfinite(time))
+        time = 0;
+    int seconds = (int)fabsf(time);
+    int hours = seconds / (60 * 60);
+    int minutes = (seconds / 60) % 60;
+    seconds %= 60;
+    if (hours) {
+        if (hours > 9)
+            return String::format("%s%02d:%02d:%02d", (time < 0 ? "-" : ""), hours, minutes, seconds);
+
+        return String::format("%s%01d:%02d:%02d", (time < 0 ? "-" : ""), hours, minutes, seconds);
+    }
+
+    return String::format("%s%02d:%02d", (time < 0 ? "-" : ""), minutes, seconds);
+}
+
+String RenderTheme::formatMediaControlsCurrentTime(float currentTime, float /*duration*/) const
+{
+    return formatMediaControlsTime(currentTime);
+}
+
+String RenderTheme::formatMediaControlsRemainingTime(float currentTime, float duration) const
+{
+    return formatMediaControlsTime(currentTime - duration);
+}
+
+IntPoint RenderTheme::volumeSliderOffsetFromMuteButton(Node* muteButton, const IntSize& size) const
+{
+    int y = -size.height();
+    FloatPoint absPoint = muteButton->renderer()->localToAbsolute(FloatPoint(muteButton->renderBox()->offsetLeft(), y), true, true);
+    if (absPoint.y() < 0)
+        y = muteButton->renderBox()->height();
+    return IntPoint(0, y);
+}
+
+#endif
+
+Color RenderTheme::activeSelectionBackgroundColor() const
+{
+    if (!m_activeSelectionBackgroundColor.isValid())
+        m_activeSelectionBackgroundColor = platformActiveSelectionBackgroundColor().blendWithWhite();
+    return m_activeSelectionBackgroundColor;
+}
+
+Color RenderTheme::inactiveSelectionBackgroundColor() const
+{
+    if (!m_inactiveSelectionBackgroundColor.isValid())
+        m_inactiveSelectionBackgroundColor = platformInactiveSelectionBackgroundColor().blendWithWhite();
+    return m_inactiveSelectionBackgroundColor;
+}
+
+Color RenderTheme::activeSelectionForegroundColor() const
+{
+    if (!m_activeSelectionForegroundColor.isValid() && supportsSelectionForegroundColors())
+        m_activeSelectionForegroundColor = platformActiveSelectionForegroundColor();
+    return m_activeSelectionForegroundColor;
+}
+
+Color RenderTheme::inactiveSelectionForegroundColor() const
+{
+    if (!m_inactiveSelectionForegroundColor.isValid() && supportsSelectionForegroundColors())
+        m_inactiveSelectionForegroundColor = platformInactiveSelectionForegroundColor();
+    return m_inactiveSelectionForegroundColor;
+}
+
+Color RenderTheme::activeListBoxSelectionBackgroundColor() const
+{
+    if (!m_activeListBoxSelectionBackgroundColor.isValid())
+        m_activeListBoxSelectionBackgroundColor = platformActiveListBoxSelectionBackgroundColor();
+    return m_activeListBoxSelectionBackgroundColor;
+}
+
+Color RenderTheme::inactiveListBoxSelectionBackgroundColor() const
+{
+    if (!m_inactiveListBoxSelectionBackgroundColor.isValid())
+        m_inactiveListBoxSelectionBackgroundColor = platformInactiveListBoxSelectionBackgroundColor();
+    return m_inactiveListBoxSelectionBackgroundColor;
+}
+
+Color RenderTheme::activeListBoxSelectionForegroundColor() const
+{
+    if (!m_activeListBoxSelectionForegroundColor.isValid() && supportsListBoxSelectionForegroundColors())
+        m_activeListBoxSelectionForegroundColor = platformActiveListBoxSelectionForegroundColor();
+    return m_activeListBoxSelectionForegroundColor;
+}
+
+Color RenderTheme::inactiveListBoxSelectionForegroundColor() const
+{
+    if (!m_inactiveListBoxSelectionForegroundColor.isValid() && supportsListBoxSelectionForegroundColors())
+        m_inactiveListBoxSelectionForegroundColor = platformInactiveListBoxSelectionForegroundColor();
+    return m_inactiveListBoxSelectionForegroundColor;
+}
+
+Color RenderTheme::platformActiveSelectionBackgroundColor() const
+{
+    // Use a blue color by default if the platform theme doesn't define anything.
+    return Color(0, 0, 255);
+}
+
+Color RenderTheme::platformActiveSelectionForegroundColor() const
+{
+    // Use a white color by default if the platform theme doesn't define anything.
+    return Color::white;
+}
+
+Color RenderTheme::platformInactiveSelectionBackgroundColor() const
+{
+    // Use a grey color by default if the platform theme doesn't define anything.
+    // This color matches Firefox's inactive color.
+    return Color(176, 176, 176);
+}
+
+Color RenderTheme::platformInactiveSelectionForegroundColor() const
+{
+    // Use a black color by default.
+    return Color::black;
+}
+
+Color RenderTheme::platformActiveListBoxSelectionBackgroundColor() const
+{
+    return platformActiveSelectionBackgroundColor();
+}
+
+Color RenderTheme::platformActiveListBoxSelectionForegroundColor() const
+{
+    return platformActiveSelectionForegroundColor();
+}
+
+Color RenderTheme::platformInactiveListBoxSelectionBackgroundColor() const
+{
+    return platformInactiveSelectionBackgroundColor();
+}
+
+Color RenderTheme::platformInactiveListBoxSelectionForegroundColor() const
+{
+    return platformInactiveSelectionForegroundColor();
+}
+
+int RenderTheme::baselinePosition(const RenderObject* o) const
+{
+    if (!o->isBox())
+        return 0;
+
+    const RenderBox* box = toRenderBox(o);
+
+#if USE(NEW_THEME)
+    return box->height() + box->marginTop() + m_theme->baselinePositionAdjustment(o->style()->appearance()) * o->style()->effectiveZoom();
+#else
+    return box->height() + box->marginTop();
+#endif
+}
+
+bool RenderTheme::isControlContainer(ControlPart appearance) const
+{
+    // There are more leaves than this, but we'll patch this function as we add support for
+    // more controls.
+    return appearance != CheckboxPart && appearance != RadioPart;
+}
+
+bool RenderTheme::isControlStyled(const RenderStyle* style, const BorderData& border, const FillLayer& background,
+                                  const Color& backgroundColor) const
+{
+    switch (style->appearance()) {
+        case PushButtonPart:
+        case SquareButtonPart:
+        case DefaultButtonPart:
+        case ButtonPart:
+        case ListboxPart:
+        case MenulistPart:
+        case ProgressBarPart:
+        case MeterPart:
+        case RelevancyLevelIndicatorPart:
+        case ContinuousCapacityLevelIndicatorPart:
+        case DiscreteCapacityLevelIndicatorPart:
+        case RatingLevelIndicatorPart:
+        // FIXME: Uncomment this when making search fields style-able.
+        // case SearchFieldPart:
+        case TextFieldPart:
+        case TextAreaPart:
+            // Test the style to see if the UA border and background match.
+            return (style->border() != border ||
+                    *style->backgroundLayers() != background ||
+                    style->visitedDependentColor(CSSPropertyBackgroundColor) != backgroundColor);
+        default:
+            return false;
+    }
+}
+
+void RenderTheme::adjustRepaintRect(const RenderObject* o, IntRect& r)
+{
+#if USE(NEW_THEME)
+    m_theme->inflateControlPaintRect(o->style()->appearance(), controlStatesForRenderer(o), r, o->style()->effectiveZoom());
+#endif
+}
+
+bool RenderTheme::supportsFocusRing(const RenderStyle* style) const
+{
+    return (style->hasAppearance() && style->appearance() != TextFieldPart && style->appearance() != TextAreaPart && style->appearance() != MenulistButtonPart && style->appearance() != ListboxPart);
+}
+
+bool RenderTheme::stateChanged(RenderObject* o, ControlState state) const
+{
+    // Default implementation assumes the controls don't respond to changes in :hover state
+    if (state == HoverState && !supportsHover(o->style()))
+        return false;
+
+    // Assume pressed state is only responded to if the control is enabled.
+    if (state == PressedState && !isEnabled(o))
+        return false;
+
+    // Repaint the control.
+    o->repaint();
+    return true;
+}
+
+ControlStates RenderTheme::controlStatesForRenderer(const RenderObject* o) const
+{
+    ControlStates result = 0;
+    if (isHovered(o)) {
+        result |= HoverState;
+        if (isSpinUpButtonPartHovered(o))
+            result |= SpinUpState;
+    }
+    if (isPressed(o)) {
+        result |= PressedState;
+        if (isSpinUpButtonPartPressed(o))
+            result |= SpinUpState;
+    }
+    if (isFocused(o) && o->style()->outlineStyleIsAuto())
+        result |= FocusState;
+    if (isEnabled(o))
+        result |= EnabledState;
+    if (isChecked(o))
+        result |= CheckedState;
+    if (isReadOnlyControl(o))
+        result |= ReadOnlyState;
+    if (isDefault(o))
+        result |= DefaultState;
+    if (!isActive(o))
+        result |= WindowInactiveState;
+    if (isIndeterminate(o))
+        result |= IndeterminateState;
+    return result;
+}
+
+bool RenderTheme::isActive(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node)
+        return false;
+
+    Frame* frame = node->document()->frame();
+    if (!frame)
+        return false;
+
+    Page* page = frame->page();
+    if (!page)
+        return false;
+
+    return page->focusController()->isActive();
+}
+
+bool RenderTheme::isChecked(const RenderObject* o) const
+{
+    if (!o->node() || !o->node()->isElementNode())
+        return false;
+
+    InputElement* inputElement = toInputElement(static_cast<Element*>(o->node()));
+    if (!inputElement)
+        return false;
+
+    return inputElement->isChecked();
+}
+
+bool RenderTheme::isIndeterminate(const RenderObject* o) const
+{
+    if (!o->node() || !o->node()->isElementNode())
+        return false;
+
+    InputElement* inputElement = toInputElement(static_cast<Element*>(o->node()));
+    if (!inputElement)
+        return false;
+
+    return inputElement->isIndeterminate();
+}
+
+bool RenderTheme::isEnabled(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node || !node->isElementNode())
+        return true;
+    return static_cast<Element*>(node)->isEnabledFormControl();
+}
+
+bool RenderTheme::isFocused(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node)
+        return false;
+    Document* document = node->document();
+    Frame* frame = document->frame();
+    return node == document->focusedNode() && frame && frame->selection()->isFocusedAndActive();
+}
+
+bool RenderTheme::isPressed(const RenderObject* o) const
+{
+    if (!o->node())
+        return false;
+    return o->node()->active();
+}
+
+bool RenderTheme::isSpinUpButtonPartPressed(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node || !node->active() || !node->isElementNode()
+        || !static_cast<Element*>(node)->isSpinButtonElement())
+        return false;
+    SpinButtonElement* element = static_cast<SpinButtonElement*>(node);
+    return element->upDownState() == SpinButtonElement::Up;
+}
+
+bool RenderTheme::isReadOnlyControl(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node || !node->isElementNode())
+        return false;
+    return static_cast<Element*>(node)->isReadOnlyFormControl();
+}
+
+bool RenderTheme::isHovered(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node)
+        return false;
+    if (!node->isElementNode() || !static_cast<Element*>(node)->isSpinButtonElement())
+        return node->hovered();
+    SpinButtonElement* element = static_cast<SpinButtonElement*>(node);
+    return element->hovered() && element->upDownState() != SpinButtonElement::Indeterminate;
+}
+
+bool RenderTheme::isSpinUpButtonPartHovered(const RenderObject* o) const
+{
+    Node* node = o->node();
+    if (!node || !node->isElementNode() || !static_cast<Element*>(node)->isSpinButtonElement())
+        return false;
+    SpinButtonElement* element = static_cast<SpinButtonElement*>(node);
+    return element->upDownState() == SpinButtonElement::Up;
+}
+
+bool RenderTheme::isDefault(const RenderObject* o) const
+{
+    // A button should only have the default appearance if the page is active
+    if (!isActive(o))
+        return false;
+
+    if (!o->document())
+        return false;
+
+    Settings* settings = o->document()->settings();
+    if (!settings || !settings->inApplicationChromeMode())
+        return false;
+    
+    return o->style()->appearance() == DefaultButtonPart;
+}
+
+#if !USE(NEW_THEME)
+
+void RenderTheme::adjustCheckboxStyle(CSSStyleSelector*, RenderStyle* style, Element*) const
+{
+    // A summary of the rules for checkbox designed to match WinIE:
+    // width/height - honored (WinIE actually scales its control for small widths, but lets it overflow for small heights.)
+    // font-size - not honored (control has no text), but we use it to decide which control size to use.
+    setCheckboxSize(style);
+
+    // padding - not honored by WinIE, needs to be removed.
+    style->resetPadding();
+
+    // border - honored by WinIE, but looks terrible (just paints in the control box and turns off the Windows XP theme)
+    // for now, we will not honor it.
+    style->resetBorder();
+
+    style->setBoxShadow(0);
+}
+
+void RenderTheme::adjustRadioStyle(CSSStyleSelector*, RenderStyle* style, Element*) const
+{
+    // A summary of the rules for checkbox designed to match WinIE:
+    // width/height - honored (WinIE actually scales its control for small widths, but lets it overflow for small heights.)
+    // font-size - not honored (control has no text), but we use it to decide which control size to use.
+    setRadioSize(style);
+
+    // padding - not honored by WinIE, needs to be removed.
+    style->resetPadding();
+
+    // border - honored by WinIE, but looks terrible (just paints in the control box and turns off the Windows XP theme)
+    // for now, we will not honor it.
+    style->resetBorder();
+
+    style->setBoxShadow(0);
+}
+
+void RenderTheme::adjustButtonStyle(CSSStyleSelector*, RenderStyle* style, Element*) const
+{
+    // Most platforms will completely honor all CSS, and so we have no need to adjust the style
+    // at all by default.  We will still allow the theme a crack at setting up a desired vertical size.
+    setButtonSize(style);
+}
+
+void RenderTheme::adjustInnerSpinButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustOuterSpinButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+#endif
+
+void RenderTheme::adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustMenuListStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+#if ENABLE(INPUT_SPEECH)
+void RenderTheme::adjustInputFieldSpeechButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* element) const
+{
+    RenderInputSpeech::adjustInputFieldSpeechButtonStyle(selector, style, element);
+}
+
+bool RenderTheme::paintInputFieldSpeechButton(RenderObject* object, const PaintInfo& paintInfo, const IntRect& rect)
+{
+    return RenderInputSpeech::paintInputFieldSpeechButton(object, paintInfo, rect);
+}
+#endif
+
+#if ENABLE(METER_TAG)
+void RenderTheme::adjustMeterStyle(CSSStyleSelector*, RenderStyle* style, Element*) const
+{
+    style->setBoxShadow(0);
+}
+
+IntSize RenderTheme::meterSizeForBounds(const RenderMeter*, const IntRect& bounds) const
+{
+    return bounds.size();
+}
+
+bool RenderTheme::supportsMeter(ControlPart, bool) const
+{
+    return false;
+}
+
+bool RenderTheme::paintMeter(RenderObject*, const PaintInfo&, const IntRect&)
+{
+    return true;
+}
+
+#endif
+
+#if ENABLE(PROGRESS_TAG)
+double RenderTheme::animationRepeatIntervalForProgressBar(RenderProgress*) const
+{
+    return 0;
+}
+
+double RenderTheme::animationDurationForProgressBar(RenderProgress*) const
+{
+    return 0;
+}
+
+void RenderTheme::adjustProgressBarStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+#endif
+
+void RenderTheme::adjustMenuListButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSliderTrackStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSliderThumbStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSliderThumbSize(RenderObject*) const
+{
+}
+
+void RenderTheme::adjustSearchFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSearchFieldCancelButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSearchFieldDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSearchFieldResultsDecorationStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::adjustSearchFieldResultsButtonStyle(CSSStyleSelector*, RenderStyle*, Element*) const
+{
+}
+
+void RenderTheme::platformColorsDidChange()
+{
+    m_activeSelectionForegroundColor = Color();
+    m_inactiveSelectionForegroundColor = Color();
+    m_activeSelectionBackgroundColor = Color();
+    m_inactiveSelectionBackgroundColor = Color();
+
+    m_activeListBoxSelectionForegroundColor = Color();
+    m_inactiveListBoxSelectionForegroundColor = Color();
+    m_activeListBoxSelectionBackgroundColor = Color();
+    m_inactiveListBoxSelectionForegroundColor = Color();
+
+    Page::scheduleForcedStyleRecalcForAllPages();
+}
+
+Color RenderTheme::systemColor(int cssValueId) const
+{
+    switch (cssValueId) {
+        case CSSValueActiveborder:
+            return 0xFFFFFFFF;
+        case CSSValueActivecaption:
+            return 0xFFCCCCCC;
+        case CSSValueAppworkspace:
+            return 0xFFFFFFFF;
+        case CSSValueBackground:
+            return 0xFF6363CE;
+        case CSSValueButtonface:
+            return 0xFFC0C0C0;
+        case CSSValueButtonhighlight:
+            return 0xFFDDDDDD;
+        case CSSValueButtonshadow:
+            return 0xFF888888;
+        case CSSValueButtontext:
+            return 0xFF000000;
+        case CSSValueCaptiontext:
+            return 0xFF000000;
+        case CSSValueGraytext:
+            return 0xFF808080;
+        case CSSValueHighlight:
+            return 0xFFB5D5FF;
+        case CSSValueHighlighttext:
+            return 0xFF000000;
+        case CSSValueInactiveborder:
+            return 0xFFFFFFFF;
+        case CSSValueInactivecaption:
+            return 0xFFFFFFFF;
+        case CSSValueInactivecaptiontext:
+            return 0xFF7F7F7F;
+        case CSSValueInfobackground:
+            return 0xFFFBFCC5;
+        case CSSValueInfotext:
+            return 0xFF000000;
+        case CSSValueMenu:
+            return 0xFFC0C0C0;
+        case CSSValueMenutext:
+            return 0xFF000000;
+        case CSSValueScrollbar:
+            return 0xFFFFFFFF;
+        case CSSValueText:
+            return 0xFF000000;
+        case CSSValueThreeddarkshadow:
+            return 0xFF666666;
+        case CSSValueThreedface:
+            return 0xFFC0C0C0;
+        case CSSValueThreedhighlight:
+            return 0xFFDDDDDD;
+        case CSSValueThreedlightshadow:
+            return 0xFFC0C0C0;
+        case CSSValueThreedshadow:
+            return 0xFF888888;
+        case CSSValueWindow:
+            return 0xFFFFFFFF;
+        case CSSValueWindowframe:
+            return 0xFFCCCCCC;
+        case CSSValueWindowtext:
+            return 0xFF000000;
+    }
+    return Color();
+}
+
+Color RenderTheme::platformActiveTextSearchHighlightColor() const
+{
+    return Color(255, 150, 50); // Orange.
+}
+
+Color RenderTheme::platformInactiveTextSearchHighlightColor() const
+{
+    return Color(255, 255, 0); // Yellow.
+}
+
+void RenderTheme::setCustomFocusRingColor(const Color& c)
+{
+    customFocusRingColor() = c;
+}
+
+Color RenderTheme::focusRingColor()
+{
+    return customFocusRingColor().isValid() ? customFocusRingColor() : defaultTheme()->platformFocusRingColor();
+}
+
+} // namespace WebCore