| /** |
| * This file is part of the theme implementation for form controls in WebCore. |
| * |
| * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 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 "core/rendering/RenderTheme.h" |
| |
| #include "core/CSSValueKeywords.h" |
| #include "core/HTMLNames.h" |
| #include "core/InputTypeNames.h" |
| #include "core/dom/Document.h" |
| #include "core/dom/shadow/ElementShadow.h" |
| #include "core/editing/FrameSelection.h" |
| #include "core/fileapi/FileList.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/html/HTMLCollection.h" |
| #include "core/html/HTMLDataListElement.h" |
| #include "core/html/HTMLFormControlElement.h" |
| #include "core/html/HTMLInputElement.h" |
| #include "core/html/HTMLMeterElement.h" |
| #include "core/html/HTMLOptionElement.h" |
| #include "core/html/parser/HTMLParserIdioms.h" |
| #include "core/html/shadow/MediaControlElements.h" |
| #include "core/html/shadow/ShadowElementNames.h" |
| #include "core/html/shadow/SpinButtonElement.h" |
| #include "core/html/shadow/TextControlInnerElements.h" |
| #include "core/page/FocusController.h" |
| #include "core/page/Page.h" |
| #include "core/frame/Settings.h" |
| #include "core/rendering/PaintInfo.h" |
| #include "core/rendering/RenderMeter.h" |
| #include "core/rendering/RenderView.h" |
| #include "core/rendering/style/RenderStyle.h" |
| #include "platform/FileMetadata.h" |
| #include "platform/FloatConversion.h" |
| #include "platform/RuntimeEnabledFeatures.h" |
| #include "platform/fonts/FontSelector.h" |
| #include "platform/graphics/GraphicsContextStateSaver.h" |
| #include "platform/text/PlatformLocale.h" |
| #include "platform/text/StringTruncator.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebFallbackThemeEngine.h" |
| #include "public/platform/WebRect.h" |
| #include "wtf/text/StringBuilder.h" |
| |
| // The methods in this file are shared by all themes on every platform. |
| |
| namespace blink { |
| |
| using namespace HTMLNames; |
| |
| static WebFallbackThemeEngine::State getWebFallbackThemeState(const RenderTheme* theme, const RenderObject* o) |
| { |
| if (!theme->isEnabled(o)) |
| return WebFallbackThemeEngine::StateDisabled; |
| if (theme->isPressed(o)) |
| return WebFallbackThemeEngine::StatePressed; |
| if (theme->isHovered(o)) |
| return WebFallbackThemeEngine::StateHover; |
| |
| return WebFallbackThemeEngine::StateNormal; |
| } |
| |
| RenderTheme::RenderTheme() |
| : m_hasCustomFocusRingColor(false) |
| #if USE(NEW_THEME) |
| , m_platformTheme(platformTheme()) |
| #endif |
| { |
| } |
| |
| void RenderTheme::adjustStyle(RenderStyle* style, Element* e, const CachedUAStyle* uaStyle) |
| { |
| // 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() == LIST_ITEM || style->display() == TABLE) |
| style->setDisplay(BLOCK); |
| |
| if (uaStyle && uaStyle->hasAppearance && isControlStyled(style, uaStyle)) { |
| if (part == MenulistPart) { |
| style->setAppearance(MenulistButtonPart); |
| part = MenulistButtonPart; |
| } else |
| style->setAppearance(NoControlPart); |
| } |
| |
| if (!style->hasAppearance()) |
| return; |
| |
| if (shouldUseFallbackTheme(style)) { |
| adjustStyleUsingFallbackTheme(style, e); |
| return; |
| } |
| |
| #if USE(NEW_THEME) |
| switch (part) { |
| case CheckboxPart: |
| case InnerSpinButtonPart: |
| case RadioPart: |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: { |
| // Border |
| LengthBox borderBox(style->borderTopWidth(), style->borderRightWidth(), style->borderBottomWidth(), style->borderLeftWidth()); |
| borderBox = m_platformTheme->controlBorder(part, style->font().fontDescription(), borderBox, style->effectiveZoom()); |
| if (borderBox.top().value() != static_cast<int>(style->borderTopWidth())) { |
| if (borderBox.top().value()) |
| style->setBorderTopWidth(borderBox.top().value()); |
| else |
| style->resetBorderTop(); |
| } |
| if (borderBox.right().value() != static_cast<int>(style->borderRightWidth())) { |
| if (borderBox.right().value()) |
| style->setBorderRightWidth(borderBox.right().value()); |
| else |
| style->resetBorderRight(); |
| } |
| if (borderBox.bottom().value() != static_cast<int>(style->borderBottomWidth())) { |
| style->setBorderBottomWidth(borderBox.bottom().value()); |
| if (borderBox.bottom().value()) |
| style->setBorderBottomWidth(borderBox.bottom().value()); |
| else |
| style->resetBorderBottom(); |
| } |
| if (borderBox.left().value() != static_cast<int>(style->borderLeftWidth())) { |
| style->setBorderLeftWidth(borderBox.left().value()); |
| if (borderBox.left().value()) |
| style->setBorderLeftWidth(borderBox.left().value()); |
| else |
| style->resetBorderLeft(); |
| } |
| |
| // Padding |
| LengthBox paddingBox = m_platformTheme->controlPadding(part, style->font().fontDescription(), style->paddingBox(), style->effectiveZoom()); |
| if (paddingBox != style->paddingBox()) |
| style->setPaddingBox(paddingBox); |
| |
| // Whitespace |
| if (m_platformTheme->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_platformTheme->controlSize(part, style->font().fontDescription(), 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_platformTheme->minimumControlSize(part, style->font().fontDescription(), style->effectiveZoom()); |
| if (minControlSize.width() != style->minWidth()) |
| style->setMinWidth(minControlSize.width()); |
| if (minControlSize.height() != style->minHeight()) |
| style->setMinHeight(minControlSize.height()); |
| |
| // Font |
| FontDescription controlFont = m_platformTheme->controlFont(part, style->font().fontDescription(), 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(nullptr); |
| } |
| } |
| 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(style, e); |
| case RadioPart: |
| return adjustRadioStyle(style, e); |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: |
| return adjustButtonStyle(style, e); |
| case InnerSpinButtonPart: |
| return adjustInnerSpinButtonStyle(style, e); |
| #endif |
| case MenulistPart: |
| return adjustMenuListStyle(style, e); |
| case MenulistButtonPart: |
| return adjustMenuListButtonStyle(style, e); |
| case SliderThumbHorizontalPart: |
| case SliderThumbVerticalPart: |
| return adjustSliderThumbStyle(style, e); |
| case SearchFieldPart: |
| return adjustSearchFieldStyle(style, e); |
| case SearchFieldCancelButtonPart: |
| return adjustSearchFieldCancelButtonStyle(style, e); |
| case SearchFieldDecorationPart: |
| return adjustSearchFieldDecorationStyle(style, e); |
| case SearchFieldResultsDecorationPart: |
| return adjustSearchFieldResultsDecorationStyle(style, e); |
| default: |
| break; |
| } |
| } |
| |
| bool RenderTheme::paint(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r) |
| { |
| ControlPart part = o->style()->appearance(); |
| |
| if (shouldUseFallbackTheme(o->style())) |
| return paintUsingFallbackTheme(o, paintInfo, r); |
| |
| #if USE(NEW_THEME) |
| switch (part) { |
| case CheckboxPart: |
| case RadioPart: |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: |
| case InnerSpinButtonPart: |
| m_platformTheme->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 ButtonPart: |
| return paintButton(o, paintInfo, r); |
| case InnerSpinButtonPart: |
| return paintInnerSpinButton(o, paintInfo, r); |
| #endif |
| case MenulistPart: |
| return paintMenuList(o, paintInfo, r); |
| case MeterPart: |
| case RelevancyLevelIndicatorPart: |
| case ContinuousCapacityLevelIndicatorPart: |
| case DiscreteCapacityLevelIndicatorPart: |
| case RatingLevelIndicatorPart: |
| return paintMeter(o, paintInfo, r); |
| case ProgressBarPart: |
| return paintProgressBar(o, paintInfo, r); |
| case SliderHorizontalPart: |
| case SliderVerticalPart: |
| return paintSliderTrack(o, paintInfo, r); |
| case SliderThumbHorizontalPart: |
| case SliderThumbVerticalPart: |
| return paintSliderThumb(o, paintInfo, r); |
| case MediaEnterFullscreenButtonPart: |
| case MediaExitFullscreenButtonPart: |
| return paintMediaFullscreenButton(o, paintInfo, r); |
| case MediaPlayButtonPart: |
| return paintMediaPlayButton(o, paintInfo, r); |
| case MediaOverlayPlayButtonPart: |
| return paintMediaOverlayPlayButton(o, paintInfo, r); |
| case MediaMuteButtonPart: |
| return paintMediaMuteButton(o, paintInfo, r); |
| case MediaToggleClosedCaptionsButtonPart: |
| return paintMediaToggleClosedCaptionsButton(o, paintInfo, r); |
| case MediaSliderPart: |
| return paintMediaSliderTrack(o, paintInfo, r); |
| case MediaSliderThumbPart: |
| return paintMediaSliderThumb(o, paintInfo, r); |
| case MediaVolumeSliderContainerPart: |
| return paintMediaVolumeSliderContainer(o, paintInfo, r); |
| case MediaVolumeSliderPart: |
| return paintMediaVolumeSliderTrack(o, paintInfo, r); |
| case MediaVolumeSliderThumbPart: |
| return paintMediaVolumeSliderThumb(o, paintInfo, r); |
| case MediaFullScreenVolumeSliderPart: |
| return paintMediaFullScreenVolumeSliderTrack(o, paintInfo, r); |
| case MediaFullScreenVolumeSliderThumbPart: |
| return paintMediaFullScreenVolumeSliderThumb(o, paintInfo, r); |
| 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: |
| 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); |
| 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) |
| { |
| // Call the appropriate paint method based off the appearance value. |
| switch (o->style()->appearance()) { |
| case TextFieldPart: |
| return paintTextField(o, paintInfo, r); |
| case TextAreaPart: |
| return paintTextArea(o, paintInfo, r); |
| case MenulistButtonPart: |
| case SearchFieldPart: |
| case ListboxPart: |
| return true; |
| case CheckboxPart: |
| case RadioPart: |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: |
| case MenulistPart: |
| case MeterPart: |
| case RelevancyLevelIndicatorPart: |
| case ContinuousCapacityLevelIndicatorPart: |
| case DiscreteCapacityLevelIndicatorPart: |
| case RatingLevelIndicatorPart: |
| case ProgressBarPart: |
| case SliderHorizontalPart: |
| case SliderVerticalPart: |
| case SliderThumbHorizontalPart: |
| case SliderThumbVerticalPart: |
| case SearchFieldCancelButtonPart: |
| case SearchFieldDecorationPart: |
| case SearchFieldResultsDecorationPart: |
| default: |
| break; |
| } |
| |
| return false; |
| } |
| |
| bool RenderTheme::paintDecorations(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r) |
| { |
| // 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 CheckboxPart: |
| case RadioPart: |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: |
| case MenulistPart: |
| case MeterPart: |
| case RelevancyLevelIndicatorPart: |
| case ContinuousCapacityLevelIndicatorPart: |
| case DiscreteCapacityLevelIndicatorPart: |
| case RatingLevelIndicatorPart: |
| case ProgressBarPart: |
| case SliderHorizontalPart: |
| case SliderVerticalPart: |
| case SliderThumbHorizontalPart: |
| case SliderThumbVerticalPart: |
| case SearchFieldPart: |
| case SearchFieldCancelButtonPart: |
| case SearchFieldDecorationPart: |
| case SearchFieldResultsDecorationPart: |
| default: |
| break; |
| } |
| |
| return false; |
| } |
| |
| String RenderTheme::extraDefaultStyleSheet() |
| { |
| StringBuilder runtimeCSS; |
| if (RuntimeEnabledFeatures::dialogElementEnabled()) { |
| runtimeCSS.appendLiteral("dialog:not([open]) { display: none; }"); |
| runtimeCSS.appendLiteral("dialog { position: absolute; left: 0; right: 0; width: -webkit-fit-content; height: -webkit-fit-content; margin: auto; border: solid; padding: 1em; background: white; color: black;}"); |
| runtimeCSS.appendLiteral("dialog::backdrop { position: fixed; top: 0; right: 0; bottom: 0; left: 0; background: rgba(0,0,0,0.1); }"); |
| } |
| |
| if (RuntimeEnabledFeatures::contextMenuEnabled()) { |
| runtimeCSS.appendLiteral("menu[type=\"popup\" i] { display: none; }"); |
| } |
| |
| return runtimeCSS.toString(); |
| } |
| |
| String RenderTheme::formatMediaControlsTime(float time) const |
| { |
| if (!std::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); |
| } |
| |
| Color RenderTheme::activeSelectionBackgroundColor() const |
| { |
| return platformActiveSelectionBackgroundColor().blendWithWhite(); |
| } |
| |
| Color RenderTheme::inactiveSelectionBackgroundColor() const |
| { |
| return platformInactiveSelectionBackgroundColor().blendWithWhite(); |
| } |
| |
| Color RenderTheme::activeSelectionForegroundColor() const |
| { |
| return platformActiveSelectionForegroundColor(); |
| } |
| |
| Color RenderTheme::inactiveSelectionForegroundColor() const |
| { |
| return platformInactiveSelectionForegroundColor(); |
| } |
| |
| Color RenderTheme::activeListBoxSelectionBackgroundColor() const |
| { |
| return platformActiveListBoxSelectionBackgroundColor(); |
| } |
| |
| Color RenderTheme::inactiveListBoxSelectionBackgroundColor() const |
| { |
| return platformInactiveListBoxSelectionBackgroundColor(); |
| } |
| |
| Color RenderTheme::activeListBoxSelectionForegroundColor() const |
| { |
| return platformActiveListBoxSelectionForegroundColor(); |
| } |
| |
| Color RenderTheme::inactiveListBoxSelectionForegroundColor() const |
| { |
| return platformInactiveListBoxSelectionForegroundColor(); |
| } |
| |
| 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_platformTheme->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; |
| } |
| |
| static bool isBackgroundOrBorderStyled(const RenderStyle& style, const CachedUAStyle& uaStyle) |
| { |
| // Code below excludes the background-repeat from comparison by resetting it |
| FillLayer backgroundCopy = uaStyle.backgroundLayers; |
| FillLayer backgroundLayersCopy = style.backgroundLayers(); |
| backgroundCopy.setRepeatX(NoRepeatFill); |
| backgroundCopy.setRepeatY(NoRepeatFill); |
| backgroundLayersCopy.setRepeatX(NoRepeatFill); |
| backgroundLayersCopy.setRepeatY(NoRepeatFill); |
| // Test the style to see if the UA border and background match. |
| return style.border() != uaStyle.border |
| || backgroundLayersCopy != backgroundCopy |
| || style.visitedDependentColor(CSSPropertyBackgroundColor) != uaStyle.backgroundColor; |
| } |
| |
| bool RenderTheme::isControlStyled(const RenderStyle* style, const CachedUAStyle* uaStyle) const |
| { |
| ASSERT(uaStyle); |
| |
| switch (style->appearance()) { |
| case PushButtonPart: |
| case SquareButtonPart: |
| case ButtonPart: |
| case ProgressBarPart: |
| case MeterPart: |
| case RelevancyLevelIndicatorPart: |
| case ContinuousCapacityLevelIndicatorPart: |
| case DiscreteCapacityLevelIndicatorPart: |
| case RatingLevelIndicatorPart: |
| return isBackgroundOrBorderStyled(*style, *uaStyle); |
| |
| case MenulistPart: |
| case SearchFieldPart: |
| case TextAreaPart: |
| case TextFieldPart: |
| return isBackgroundOrBorderStyled(*style, *uaStyle) || style->boxShadow(); |
| |
| case SliderHorizontalPart: |
| case SliderVerticalPart: |
| return style->boxShadow(); |
| |
| default: |
| return false; |
| } |
| } |
| |
| void RenderTheme::adjustRepaintRect(const RenderObject* o, IntRect& r) |
| { |
| #if USE(NEW_THEME) |
| m_platformTheme->inflateControlPaintRect(o->style()->appearance(), controlStatesForRenderer(o), r, o->style()->effectiveZoom()); |
| #endif |
| } |
| |
| bool RenderTheme::shouldDrawDefaultFocusRing(RenderObject* renderer) const |
| { |
| if (supportsFocusRing(renderer->style())) |
| return false; |
| if (!renderer->style()->hasAppearance()) |
| return true; |
| Node* node = renderer->node(); |
| if (!node) |
| return true; |
| // We can't use RenderTheme::isFocused because outline:auto might be |
| // specified to non-:focus rulesets. |
| if (node->focused() && !node->shouldHaveFocusAppearance()) |
| return false; |
| return true; |
| } |
| |
| 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 == HoverControlState && !supportsHover(o->style())) |
| return false; |
| |
| // Assume pressed state is only responded to if the control is enabled. |
| if (state == PressedControlState && !isEnabled(o)) |
| return false; |
| |
| // Repaint the control. |
| o->paintInvalidationForWholeRenderer(); |
| return true; |
| } |
| |
| ControlStates RenderTheme::controlStatesForRenderer(const RenderObject* o) const |
| { |
| ControlStates result = 0; |
| if (isHovered(o)) { |
| result |= HoverControlState; |
| if (isSpinUpButtonPartHovered(o)) |
| result |= SpinUpControlState; |
| } |
| if (isPressed(o)) { |
| result |= PressedControlState; |
| if (isSpinUpButtonPartPressed(o)) |
| result |= SpinUpControlState; |
| } |
| if (isFocused(o) && o->style()->outlineStyleIsAuto()) |
| result |= FocusControlState; |
| if (isEnabled(o)) |
| result |= EnabledControlState; |
| if (isChecked(o)) |
| result |= CheckedControlState; |
| if (isReadOnlyControl(o)) |
| result |= ReadOnlyControlState; |
| if (!isActive(o)) |
| result |= WindowInactiveControlState; |
| if (isIndeterminate(o)) |
| result |= IndeterminateControlState; |
| return result; |
| } |
| |
| bool RenderTheme::isActive(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node) |
| return false; |
| |
| Page* page = node->document().page(); |
| if (!page) |
| return false; |
| |
| return page->focusController().isActive(); |
| } |
| |
| bool RenderTheme::isChecked(const RenderObject* o) const |
| { |
| if (!isHTMLInputElement(o->node())) |
| return false; |
| return toHTMLInputElement(o->node())->shouldAppearChecked(); |
| } |
| |
| bool RenderTheme::isIndeterminate(const RenderObject* o) const |
| { |
| if (!isHTMLInputElement(o->node())) |
| return false; |
| return toHTMLInputElement(o->node())->shouldAppearIndeterminate(); |
| } |
| |
| bool RenderTheme::isEnabled(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node || !node->isElementNode()) |
| return true; |
| return !toElement(node)->isDisabledFormControl(); |
| } |
| |
| bool RenderTheme::isFocused(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node) |
| return false; |
| |
| node = node->focusDelegate(); |
| Document& document = node->document(); |
| LocalFrame* frame = document.frame(); |
| return node == document.focusedElement() && node->focused() && node->shouldHaveFocusAppearance() && 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() |
| || !toElement(node)->isSpinButtonElement()) |
| return false; |
| SpinButtonElement* element = toSpinButtonElement(node); |
| return element->upDownState() == SpinButtonElement::Up; |
| } |
| |
| bool RenderTheme::isReadOnlyControl(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node || !node->isElementNode() || !toElement(node)->isFormControlElement()) |
| return false; |
| HTMLFormControlElement* element = toHTMLFormControlElement(node); |
| return element->isReadOnly(); |
| } |
| |
| bool RenderTheme::isHovered(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node) |
| return false; |
| if (!node->isElementNode() || !toElement(node)->isSpinButtonElement()) |
| return node->hovered(); |
| SpinButtonElement* element = toSpinButtonElement(node); |
| return element->hovered() && element->upDownState() != SpinButtonElement::Indeterminate; |
| } |
| |
| bool RenderTheme::isSpinUpButtonPartHovered(const RenderObject* o) const |
| { |
| Node* node = o->node(); |
| if (!node || !node->isElementNode() || !toElement(node)->isSpinButtonElement()) |
| return false; |
| SpinButtonElement* element = toSpinButtonElement(node); |
| return element->upDownState() == SpinButtonElement::Up; |
| } |
| |
| #if !USE(NEW_THEME) |
| |
| void RenderTheme::adjustCheckboxStyle(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(); |
| } |
| |
| void RenderTheme::adjustRadioStyle(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(); |
| } |
| |
| void RenderTheme::adjustButtonStyle(RenderStyle* style, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustInnerSpinButtonStyle(RenderStyle*, Element*) const |
| { |
| } |
| #endif |
| |
| void RenderTheme::adjustMenuListStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| IntSize RenderTheme::meterSizeForBounds(const RenderMeter*, const IntRect& bounds) const |
| { |
| return bounds.size(); |
| } |
| |
| bool RenderTheme::supportsMeter(ControlPart) const |
| { |
| return false; |
| } |
| |
| bool RenderTheme::paintMeter(RenderObject*, const PaintInfo&, const IntRect&) |
| { |
| return true; |
| } |
| |
| void RenderTheme::paintSliderTicks(RenderObject* o, const PaintInfo& paintInfo, const IntRect& rect) |
| { |
| Node* node = o->node(); |
| if (!isHTMLInputElement(node)) |
| return; |
| |
| HTMLInputElement* input = toHTMLInputElement(node); |
| if (!input->isRangeControl()) |
| return; |
| |
| HTMLDataListElement* dataList = input->dataList(); |
| if (!dataList) |
| return; |
| |
| double min = input->minimum(); |
| double max = input->maximum(); |
| ControlPart part = o->style()->appearance(); |
| // We don't support ticks on alternate sliders like MediaVolumeSliders. |
| if (part != SliderHorizontalPart && part != SliderVerticalPart) |
| return; |
| bool isHorizontal = part == SliderHorizontalPart; |
| |
| IntSize thumbSize; |
| RenderObject* thumbRenderer = input->userAgentShadowRoot()->getElementById(ShadowElementNames::sliderThumb())->renderer(); |
| if (thumbRenderer) { |
| RenderStyle* thumbStyle = thumbRenderer->style(); |
| int thumbWidth = thumbStyle->width().intValue(); |
| int thumbHeight = thumbStyle->height().intValue(); |
| thumbSize.setWidth(isHorizontal ? thumbWidth : thumbHeight); |
| thumbSize.setHeight(isHorizontal ? thumbHeight : thumbWidth); |
| } |
| |
| IntSize tickSize = sliderTickSize(); |
| float zoomFactor = o->style()->effectiveZoom(); |
| FloatRect tickRect; |
| int tickRegionSideMargin = 0; |
| int tickRegionWidth = 0; |
| IntRect trackBounds; |
| RenderObject* trackRenderer = input->userAgentShadowRoot()->getElementById(ShadowElementNames::sliderTrack())->renderer(); |
| // We can ignoring transforms because transform is handled by the graphics context. |
| if (trackRenderer) |
| trackBounds = trackRenderer->absoluteBoundingBoxRectIgnoringTransforms(); |
| IntRect sliderBounds = o->absoluteBoundingBoxRectIgnoringTransforms(); |
| |
| // Make position relative to the transformed ancestor element. |
| trackBounds.setX(trackBounds.x() - sliderBounds.x() + rect.x()); |
| trackBounds.setY(trackBounds.y() - sliderBounds.y() + rect.y()); |
| |
| if (isHorizontal) { |
| tickRect.setWidth(floor(tickSize.width() * zoomFactor)); |
| tickRect.setHeight(floor(tickSize.height() * zoomFactor)); |
| tickRect.setY(floor(rect.y() + rect.height() / 2.0 + sliderTickOffsetFromTrackCenter() * zoomFactor)); |
| tickRegionSideMargin = trackBounds.x() + (thumbSize.width() - tickSize.width() * zoomFactor) / 2.0; |
| tickRegionWidth = trackBounds.width() - thumbSize.width(); |
| } else { |
| tickRect.setWidth(floor(tickSize.height() * zoomFactor)); |
| tickRect.setHeight(floor(tickSize.width() * zoomFactor)); |
| tickRect.setX(floor(rect.x() + rect.width() / 2.0 + sliderTickOffsetFromTrackCenter() * zoomFactor)); |
| tickRegionSideMargin = trackBounds.y() + (thumbSize.width() - tickSize.width() * zoomFactor) / 2.0; |
| tickRegionWidth = trackBounds.height() - thumbSize.width(); |
| } |
| RefPtrWillBeRawPtr<HTMLCollection> options = dataList->options(); |
| GraphicsContextStateSaver stateSaver(*paintInfo.context); |
| paintInfo.context->setFillColor(o->resolveColor(CSSPropertyColor)); |
| for (unsigned i = 0; Element* element = options->item(i); i++) { |
| ASSERT(isHTMLOptionElement(*element)); |
| HTMLOptionElement& optionElement = toHTMLOptionElement(*element); |
| String value = optionElement.value(); |
| if (!input->isValidValue(value)) |
| continue; |
| double parsedValue = parseToDoubleForNumberType(input->sanitizeValue(value)); |
| double tickFraction = (parsedValue - min) / (max - min); |
| double tickRatio = isHorizontal && o->style()->isLeftToRightDirection() ? tickFraction : 1.0 - tickFraction; |
| double tickPosition = round(tickRegionSideMargin + tickRegionWidth * tickRatio); |
| if (isHorizontal) |
| tickRect.setX(tickPosition); |
| else |
| tickRect.setY(tickPosition); |
| paintInfo.context->fillRect(tickRect); |
| } |
| } |
| |
| double RenderTheme::animationRepeatIntervalForProgressBar(RenderProgress*) const |
| { |
| return 0; |
| } |
| |
| double RenderTheme::animationDurationForProgressBar(RenderProgress*) const |
| { |
| return 0; |
| } |
| |
| bool RenderTheme::shouldHaveSpinButton(HTMLInputElement* inputElement) const |
| { |
| return inputElement->isSteppable() && !inputElement->isRangeControl(); |
| } |
| |
| void RenderTheme::adjustMenuListButtonStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustSliderThumbStyle(RenderStyle* style, Element* element) const |
| { |
| adjustSliderThumbSize(style, element); |
| } |
| |
| void RenderTheme::adjustSliderThumbSize(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustSearchFieldStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustSearchFieldCancelButtonStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustSearchFieldDecorationStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::adjustSearchFieldResultsDecorationStyle(RenderStyle*, Element*) const |
| { |
| } |
| |
| void RenderTheme::platformColorsDidChange() |
| { |
| Page::scheduleForcedStyleRecalcForAllPages(); |
| } |
| |
| Color RenderTheme::systemColor(CSSValueID 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; |
| case CSSValueInternalActiveListBoxSelection: |
| return activeListBoxSelectionBackgroundColor(); |
| break; |
| case CSSValueInternalActiveListBoxSelectionText: |
| return activeListBoxSelectionForegroundColor(); |
| break; |
| case CSSValueInternalInactiveListBoxSelection: |
| return inactiveListBoxSelectionBackgroundColor(); |
| break; |
| case CSSValueInternalInactiveListBoxSelectionText: |
| return inactiveListBoxSelectionForegroundColor(); |
| break; |
| default: |
| break; |
| } |
| ASSERT_NOT_REACHED(); |
| return Color(); |
| } |
| |
| Color RenderTheme::platformActiveTextSearchHighlightColor() const |
| { |
| return Color(255, 150, 50); // Orange. |
| } |
| |
| Color RenderTheme::platformInactiveTextSearchHighlightColor() const |
| { |
| return Color(255, 255, 0); // Yellow. |
| } |
| |
| Color RenderTheme::tapHighlightColor() |
| { |
| return theme().platformTapHighlightColor(); |
| } |
| |
| void RenderTheme::setCustomFocusRingColor(const Color& c) |
| { |
| m_customFocusRingColor = c; |
| m_hasCustomFocusRingColor = true; |
| } |
| |
| Color RenderTheme::focusRingColor() const |
| { |
| return m_hasCustomFocusRingColor ? m_customFocusRingColor : theme().platformFocusRingColor(); |
| } |
| |
| String RenderTheme::fileListNameForWidth(Locale& locale, const FileList* fileList, const Font& font, int width) const |
| { |
| if (width <= 0) |
| return String(); |
| |
| String string; |
| if (fileList->isEmpty()) { |
| string = locale.queryString(WebLocalizedString::FileButtonNoFileSelectedLabel); |
| } else if (fileList->length() == 1) { |
| string = fileList->item(0)->name(); |
| } else { |
| // FIXME: Localization of fileList->length(). |
| return StringTruncator::rightTruncate(locale.queryString(WebLocalizedString::MultipleFileUploadText, String::number(fileList->length())), width, font); |
| } |
| |
| return StringTruncator::centerTruncate(string, width, font); |
| } |
| |
| bool RenderTheme::shouldOpenPickerWithF4Key() const |
| { |
| return false; |
| } |
| |
| #if ENABLE(INPUT_MULTIPLE_FIELDS_UI) |
| bool RenderTheme::supportsCalendarPicker(const AtomicString& type) const |
| { |
| return type == InputTypeNames::date |
| || type == InputTypeNames::datetime |
| || type == InputTypeNames::datetime_local |
| || type == InputTypeNames::month |
| || type == InputTypeNames::week; |
| } |
| #endif |
| |
| bool RenderTheme::shouldUseFallbackTheme(RenderStyle*) const |
| { |
| return false; |
| } |
| |
| void RenderTheme::adjustStyleUsingFallbackTheme(RenderStyle* style, Element* e) |
| { |
| ControlPart part = style->appearance(); |
| switch (part) { |
| case CheckboxPart: |
| return adjustCheckboxStyleUsingFallbackTheme(style, e); |
| case RadioPart: |
| return adjustRadioStyleUsingFallbackTheme(style, e); |
| default: |
| break; |
| } |
| } |
| |
| bool RenderTheme::paintUsingFallbackTheme(RenderObject* o, const PaintInfo& i, const IntRect& r) |
| { |
| ControlPart part = o->style()->appearance(); |
| switch (part) { |
| case CheckboxPart: |
| return paintCheckboxUsingFallbackTheme(o, i, r); |
| case RadioPart: |
| return paintRadioUsingFallbackTheme(o, i, r); |
| default: |
| break; |
| } |
| return true; |
| } |
| |
| // static |
| void RenderTheme::setSizeIfAuto(RenderStyle* style, const IntSize& size) |
| { |
| if (style->width().isIntrinsicOrAuto()) |
| style->setWidth(Length(size.width(), Fixed)); |
| if (style->height().isAuto()) |
| style->setHeight(Length(size.height(), Fixed)); |
| } |
| |
| bool RenderTheme::paintCheckboxUsingFallbackTheme(RenderObject* o, const PaintInfo& i, const IntRect& r) |
| { |
| WebFallbackThemeEngine::ExtraParams extraParams; |
| WebCanvas* canvas = i.context->canvas(); |
| extraParams.button.checked = isChecked(o); |
| extraParams.button.indeterminate = isIndeterminate(o); |
| |
| float zoomLevel = o->style()->effectiveZoom(); |
| GraphicsContextStateSaver stateSaver(*i.context); |
| IntRect unzoomedRect = r; |
| if (zoomLevel != 1) { |
| unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel); |
| unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel); |
| i.context->translate(unzoomedRect.x(), unzoomedRect.y()); |
| i.context->scale(zoomLevel, zoomLevel); |
| i.context->translate(-unzoomedRect.x(), -unzoomedRect.y()); |
| } |
| |
| Platform::current()->fallbackThemeEngine()->paint(canvas, WebFallbackThemeEngine::PartCheckbox, getWebFallbackThemeState(this, o), WebRect(unzoomedRect), &extraParams); |
| return false; |
| } |
| |
| void RenderTheme::adjustCheckboxStyleUsingFallbackTheme(RenderStyle* style, Element*) const |
| { |
| // If the width and height are both specified, then we have nothing to do. |
| if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto()) |
| return; |
| |
| IntSize size = Platform::current()->fallbackThemeEngine()->getSize(WebFallbackThemeEngine::PartCheckbox); |
| float zoomLevel = style->effectiveZoom(); |
| size.setWidth(size.width() * zoomLevel); |
| size.setHeight(size.height() * zoomLevel); |
| setSizeIfAuto(style, size); |
| |
| // 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(); |
| } |
| |
| bool RenderTheme::paintRadioUsingFallbackTheme(RenderObject* o, const PaintInfo& i, const IntRect& r) |
| { |
| WebFallbackThemeEngine::ExtraParams extraParams; |
| WebCanvas* canvas = i.context->canvas(); |
| extraParams.button.checked = isChecked(o); |
| extraParams.button.indeterminate = isIndeterminate(o); |
| |
| float zoomLevel = o->style()->effectiveZoom(); |
| GraphicsContextStateSaver stateSaver(*i.context); |
| IntRect unzoomedRect = r; |
| if (zoomLevel != 1) { |
| unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel); |
| unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel); |
| i.context->translate(unzoomedRect.x(), unzoomedRect.y()); |
| i.context->scale(zoomLevel, zoomLevel); |
| i.context->translate(-unzoomedRect.x(), -unzoomedRect.y()); |
| } |
| |
| Platform::current()->fallbackThemeEngine()->paint(canvas, WebFallbackThemeEngine::PartRadio, getWebFallbackThemeState(this, o), WebRect(unzoomedRect), &extraParams); |
| return false; |
| } |
| |
| void RenderTheme::adjustRadioStyleUsingFallbackTheme(RenderStyle* style, Element*) const |
| { |
| // If the width and height are both specified, then we have nothing to do. |
| if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto()) |
| return; |
| |
| IntSize size = Platform::current()->fallbackThemeEngine()->getSize(WebFallbackThemeEngine::PartRadio); |
| float zoomLevel = style->effectiveZoom(); |
| size.setWidth(size.width() * zoomLevel); |
| size.setHeight(size.height() * zoomLevel); |
| setSizeIfAuto(style, size); |
| |
| // 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(); |
| } |
| |
| } // namespace blink |