461 lines
17 KiB
C++
461 lines
17 KiB
C++
/*
|
|
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
|
|
* (C) 2000 Simon Hausmann <hausmann@kde.org>
|
|
* (C) 2000 Stefan Schimanski (1Stein@gmx.de)
|
|
* Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public License
|
|
* along with this library; see the file COPYING.LIB. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include "RenderEmbeddedObject.h"
|
|
|
|
#include "CSSValueKeywords.h"
|
|
#include "Chrome.h"
|
|
#include "ChromeClient.h"
|
|
#include "Cursor.h"
|
|
#include "EventHandler.h"
|
|
#include "EventNames.h"
|
|
#include "FontCascade.h"
|
|
#include "FontSelector.h"
|
|
#include "Frame.h"
|
|
#include "FrameLoaderClient.h"
|
|
#include "GraphicsContext.h"
|
|
#include "HTMLEmbedElement.h"
|
|
#include "HTMLNames.h"
|
|
#include "HTMLObjectElement.h"
|
|
#include "HTMLParamElement.h"
|
|
#include "HTMLPlugInElement.h"
|
|
#include "HitTestResult.h"
|
|
#include "LocalizedStrings.h"
|
|
#include "MouseEvent.h"
|
|
#include "Page.h"
|
|
#include "PaintInfo.h"
|
|
#include "Path.h"
|
|
#include "PlatformMouseEvent.h"
|
|
#include "PluginViewBase.h"
|
|
#include "RenderLayoutState.h"
|
|
#include "RenderTheme.h"
|
|
#include "RenderView.h"
|
|
#include "Settings.h"
|
|
#include "Text.h"
|
|
#include "TextRun.h"
|
|
#include <wtf/IsoMallocInlines.h>
|
|
#include <wtf/StackStats.h>
|
|
|
|
namespace WebCore {
|
|
|
|
using namespace HTMLNames;
|
|
|
|
WTF_MAKE_ISO_ALLOCATED_IMPL(RenderEmbeddedObject);
|
|
|
|
static const float replacementTextRoundedRectHeight = 22;
|
|
static const float replacementTextRoundedRectLeftTextMargin = 10;
|
|
static const float replacementTextRoundedRectRightTextMargin = 10;
|
|
static const float replacementTextRoundedRectRightTextMarginWithArrow = 5;
|
|
static const float replacementTextRoundedRectTopTextMargin = -1;
|
|
static const float replacementTextRoundedRectRadius = 11;
|
|
static const float replacementArrowLeftMargin = -4;
|
|
static const float replacementArrowPadding = 4;
|
|
static const float replacementArrowCirclePadding = 3;
|
|
|
|
static constexpr auto replacementTextRoundedRectPressedColor = SRGBA<uint8_t> { 105, 105, 105, 242 };
|
|
static constexpr auto replacementTextRoundedRectColor = SRGBA<uint8_t> { 125, 125, 125, 242 };
|
|
static constexpr auto replacementTextColor = SRGBA<uint8_t> { 240, 240, 240 };
|
|
static constexpr auto unavailablePluginBorderColor = Color::white.colorWithAlphaByte(216);
|
|
|
|
RenderEmbeddedObject::RenderEmbeddedObject(HTMLFrameOwnerElement& element, RenderStyle&& style)
|
|
: RenderWidget(element, WTFMove(style))
|
|
, m_isPluginUnavailable(false)
|
|
, m_unavailablePluginIndicatorIsPressed(false)
|
|
, m_mouseDownWasInUnavailablePluginIndicator(false)
|
|
{
|
|
}
|
|
|
|
RenderEmbeddedObject::~RenderEmbeddedObject()
|
|
{
|
|
// Do not add any code here. Add it to willBeDestroyed() instead.
|
|
}
|
|
|
|
void RenderEmbeddedObject::willBeDestroyed()
|
|
{
|
|
view().frameView().removeEmbeddedObjectToUpdate(*this);
|
|
RenderWidget::willBeDestroyed();
|
|
}
|
|
|
|
bool RenderEmbeddedObject::requiresLayer() const
|
|
{
|
|
if (RenderWidget::requiresLayer())
|
|
return true;
|
|
|
|
return allowsAcceleratedCompositing();
|
|
}
|
|
|
|
bool RenderEmbeddedObject::allowsAcceleratedCompositing() const
|
|
{
|
|
#if PLATFORM(IOS_FAMILY)
|
|
// The timing of layer creation is different on the phone, since the plugin can only be manipulated from the main thread.
|
|
return is<PluginViewBase>(widget()) && downcast<PluginViewBase>(*widget()).willProvidePluginLayer();
|
|
#else
|
|
return is<PluginViewBase>(widget()) && downcast<PluginViewBase>(*widget()).platformLayer();
|
|
#endif
|
|
}
|
|
|
|
#if !PLATFORM(IOS_FAMILY)
|
|
static String unavailablePluginReplacementText(RenderEmbeddedObject::PluginUnavailabilityReason pluginUnavailabilityReason)
|
|
{
|
|
switch (pluginUnavailabilityReason) {
|
|
case RenderEmbeddedObject::PluginMissing:
|
|
return missingPluginText();
|
|
case RenderEmbeddedObject::PluginCrashed:
|
|
return crashedPluginText();
|
|
case RenderEmbeddedObject::PluginBlockedByContentSecurityPolicy:
|
|
return blockedPluginByContentSecurityPolicyText();
|
|
case RenderEmbeddedObject::InsecurePluginVersion:
|
|
return insecurePluginVersionText();
|
|
case RenderEmbeddedObject::UnsupportedPlugin:
|
|
return unsupportedPluginText();
|
|
case RenderEmbeddedObject::PluginTooSmall:
|
|
return pluginTooSmallText();
|
|
}
|
|
|
|
ASSERT_NOT_REACHED();
|
|
return String();
|
|
}
|
|
#endif
|
|
|
|
static bool shouldUnavailablePluginMessageBeButton(Page& page, RenderEmbeddedObject::PluginUnavailabilityReason pluginUnavailabilityReason)
|
|
{
|
|
return page.chrome().client().shouldUnavailablePluginMessageBeButton(pluginUnavailabilityReason);
|
|
}
|
|
|
|
void RenderEmbeddedObject::setPluginUnavailabilityReason(PluginUnavailabilityReason pluginUnavailabilityReason)
|
|
{
|
|
#if PLATFORM(IOS_FAMILY)
|
|
UNUSED_PARAM(pluginUnavailabilityReason);
|
|
#else
|
|
setPluginUnavailabilityReasonWithDescription(pluginUnavailabilityReason, unavailablePluginReplacementText(pluginUnavailabilityReason));
|
|
#endif
|
|
}
|
|
|
|
void RenderEmbeddedObject::setPluginUnavailabilityReasonWithDescription(PluginUnavailabilityReason pluginUnavailabilityReason, const String& description)
|
|
{
|
|
#if PLATFORM(IOS_FAMILY)
|
|
UNUSED_PARAM(pluginUnavailabilityReason);
|
|
UNUSED_PARAM(description);
|
|
#else
|
|
ASSERT(!m_isPluginUnavailable);
|
|
m_isPluginUnavailable = true;
|
|
m_pluginUnavailabilityReason = pluginUnavailabilityReason;
|
|
|
|
if (description.isEmpty())
|
|
m_unavailablePluginReplacementText = unavailablePluginReplacementText(pluginUnavailabilityReason);
|
|
else
|
|
m_unavailablePluginReplacementText = description;
|
|
#endif
|
|
}
|
|
|
|
void RenderEmbeddedObject::setUnavailablePluginIndicatorIsPressed(bool pressed)
|
|
{
|
|
if (m_unavailablePluginIndicatorIsPressed == pressed)
|
|
return;
|
|
m_unavailablePluginIndicatorIsPressed = pressed;
|
|
repaint();
|
|
}
|
|
|
|
void RenderEmbeddedObject::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
|
|
{
|
|
// The relevant repainted object heuristic is not tuned for plugin documents.
|
|
bool countsTowardsRelevantObjects = !document().isPluginDocument() && paintInfo.phase == PaintPhase::Foreground;
|
|
|
|
if (isPluginUnavailable()) {
|
|
if (countsTowardsRelevantObjects)
|
|
page().addRelevantUnpaintedObject(this, visualOverflowRect());
|
|
RenderReplaced::paint(paintInfo, paintOffset);
|
|
return;
|
|
}
|
|
|
|
if (countsTowardsRelevantObjects)
|
|
page().addRelevantRepaintedObject(this, visualOverflowRect());
|
|
|
|
RenderWidget::paint(paintInfo, paintOffset);
|
|
}
|
|
|
|
static void drawReplacementArrow(GraphicsContext& context, const FloatRect& insideRect)
|
|
{
|
|
GraphicsContextStateSaver stateSaver(context);
|
|
|
|
FloatRect rect(insideRect);
|
|
rect.inflate(-replacementArrowPadding);
|
|
|
|
FloatPoint center(rect.center());
|
|
FloatPoint arrowTip(rect.maxX(), center.y());
|
|
|
|
context.setStrokeThickness(2);
|
|
context.setLineCap(RoundCap);
|
|
context.setLineJoin(RoundJoin);
|
|
|
|
Path path;
|
|
path.moveTo(FloatPoint(rect.x(), center.y()));
|
|
path.addLineTo(arrowTip);
|
|
path.addLineTo(FloatPoint(center.x(), rect.y()));
|
|
path.moveTo(arrowTip);
|
|
path.addLineTo(FloatPoint(center.x(), rect.maxY()));
|
|
context.strokePath(path);
|
|
}
|
|
|
|
void RenderEmbeddedObject::paintReplaced(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
|
|
{
|
|
if (!showsUnavailablePluginIndicator())
|
|
return;
|
|
|
|
if (paintInfo.phase == PaintPhase::Selection)
|
|
return;
|
|
|
|
GraphicsContext& context = paintInfo.context();
|
|
if (context.paintingDisabled())
|
|
return;
|
|
|
|
FloatRect contentRect;
|
|
FloatRect indicatorRect;
|
|
FloatRect replacementTextRect;
|
|
FloatRect arrowRect;
|
|
FontCascade font;
|
|
TextRun run(emptyString());
|
|
float textWidth;
|
|
getReplacementTextGeometry(paintOffset, contentRect, indicatorRect, replacementTextRect, arrowRect, font, run, textWidth);
|
|
|
|
Path background;
|
|
background.addRoundedRect(indicatorRect, FloatSize(replacementTextRoundedRectRadius, replacementTextRoundedRectRadius));
|
|
|
|
GraphicsContextStateSaver stateSaver(context);
|
|
context.clip(contentRect);
|
|
context.setFillColor(m_unavailablePluginIndicatorIsPressed ? replacementTextRoundedRectPressedColor : replacementTextRoundedRectColor);
|
|
context.fillPath(background);
|
|
|
|
Path strokePath;
|
|
FloatRect strokeRect(indicatorRect);
|
|
strokeRect.inflate(1);
|
|
strokePath.addRoundedRect(strokeRect, FloatSize(replacementTextRoundedRectRadius + 1, replacementTextRoundedRectRadius + 1));
|
|
|
|
context.setStrokeColor(unavailablePluginBorderColor);
|
|
context.setStrokeThickness(2);
|
|
context.strokePath(strokePath);
|
|
|
|
const FontMetrics& fontMetrics = font.fontMetrics();
|
|
float labelX = roundf(replacementTextRect.location().x() + replacementTextRoundedRectLeftTextMargin);
|
|
float labelY = roundf(replacementTextRect.location().y() + (replacementTextRect.size().height() - fontMetrics.height()) / 2 + fontMetrics.ascent() + replacementTextRoundedRectTopTextMargin);
|
|
context.setFillColor(replacementTextColor);
|
|
context.drawBidiText(font, run, FloatPoint(labelX, labelY));
|
|
|
|
if (shouldUnavailablePluginMessageBeButton(page(), m_pluginUnavailabilityReason)) {
|
|
arrowRect.inflate(-replacementArrowCirclePadding);
|
|
|
|
context.beginTransparencyLayer(1.0);
|
|
context.setFillColor(replacementTextColor);
|
|
context.fillEllipse(arrowRect);
|
|
|
|
context.setCompositeOperation(CompositeOperator::Clear);
|
|
drawReplacementArrow(context, arrowRect);
|
|
context.endTransparencyLayer();
|
|
}
|
|
}
|
|
|
|
void RenderEmbeddedObject::setUnavailablePluginIndicatorIsHidden(bool hidden)
|
|
{
|
|
auto newState = hidden ? UnavailablePluginIndicatorState::Hidden : UnavailablePluginIndicatorState::Visible;
|
|
if (m_isUnavailablePluginIndicatorState == newState)
|
|
return;
|
|
m_isUnavailablePluginIndicatorState = newState;
|
|
repaint();
|
|
}
|
|
|
|
LayoutRect RenderEmbeddedObject::getReplacementTextGeometry(const LayoutPoint& accumulatedOffset) const
|
|
{
|
|
FloatRect contentRect;
|
|
FloatRect indicatorRect;
|
|
FloatRect replacementTextRect;
|
|
FloatRect arrowRect;
|
|
FontCascade font;
|
|
TextRun run(emptyString());
|
|
float textWidth;
|
|
getReplacementTextGeometry(accumulatedOffset, contentRect, indicatorRect, replacementTextRect, arrowRect, font, run, textWidth);
|
|
return LayoutRect(indicatorRect);
|
|
}
|
|
|
|
void RenderEmbeddedObject::getReplacementTextGeometry(const LayoutPoint& accumulatedOffset, FloatRect& contentRect, FloatRect& indicatorRect, FloatRect& replacementTextRect, FloatRect& arrowRect, FontCascade& font, TextRun& run, float& textWidth) const
|
|
{
|
|
bool includesArrow = shouldUnavailablePluginMessageBeButton(page(), m_pluginUnavailabilityReason);
|
|
|
|
contentRect = contentBoxRect();
|
|
contentRect.moveBy(roundedIntPoint(accumulatedOffset));
|
|
|
|
FontCascadeDescription fontDescription;
|
|
RenderTheme::singleton().systemFont(CSSValueWebkitSmallControl, fontDescription);
|
|
fontDescription.setWeight(boldWeightValue());
|
|
fontDescription.setRenderingMode(settings().fontRenderingMode());
|
|
fontDescription.setComputedSize(12);
|
|
font = FontCascade(WTFMove(fontDescription), 0, 0);
|
|
font.update(0);
|
|
|
|
run = TextRun(m_unavailablePluginReplacementText);
|
|
textWidth = font.width(run);
|
|
|
|
replacementTextRect.setSize(FloatSize(textWidth + replacementTextRoundedRectLeftTextMargin + (includesArrow ? replacementTextRoundedRectRightTextMarginWithArrow : replacementTextRoundedRectRightTextMargin), replacementTextRoundedRectHeight));
|
|
replacementTextRect.setLocation(contentRect.location() + (contentRect.size() / 2 - replacementTextRect.size() / 2));
|
|
|
|
indicatorRect = replacementTextRect;
|
|
|
|
// Expand the background rect to include the arrow, if it will be used.
|
|
if (includesArrow) {
|
|
arrowRect = indicatorRect;
|
|
arrowRect.setX(ceilf(arrowRect.maxX() + replacementArrowLeftMargin));
|
|
arrowRect.setWidth(arrowRect.height());
|
|
indicatorRect.unite(arrowRect);
|
|
}
|
|
}
|
|
|
|
LayoutRect RenderEmbeddedObject::unavailablePluginIndicatorBounds(const LayoutPoint& accumulatedOffset) const
|
|
{
|
|
return getReplacementTextGeometry(accumulatedOffset);
|
|
}
|
|
|
|
void RenderEmbeddedObject::layout()
|
|
{
|
|
StackStats::LayoutCheckPoint layoutCheckPoint;
|
|
ASSERT(needsLayout());
|
|
|
|
updateLogicalWidth();
|
|
updateLogicalHeight();
|
|
|
|
RenderWidget::layout();
|
|
|
|
clearOverflow();
|
|
addVisualEffectOverflow();
|
|
|
|
updateLayerTransform();
|
|
|
|
if (!widget())
|
|
view().frameView().addEmbeddedObjectToUpdate(*this);
|
|
|
|
clearNeedsLayout();
|
|
}
|
|
|
|
bool RenderEmbeddedObject::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction hitTestAction)
|
|
{
|
|
if (!RenderWidget::nodeAtPoint(request, result, locationInContainer, accumulatedOffset, hitTestAction))
|
|
return false;
|
|
|
|
if (!is<PluginViewBase>(widget()))
|
|
return true;
|
|
|
|
PluginViewBase& view = downcast<PluginViewBase>(*widget());
|
|
IntPoint roundedPoint = locationInContainer.roundedPoint();
|
|
|
|
if (Scrollbar* horizontalScrollbar = view.horizontalScrollbar()) {
|
|
if (horizontalScrollbar->shouldParticipateInHitTesting() && horizontalScrollbar->frameRect().contains(roundedPoint)) {
|
|
result.setScrollbar(horizontalScrollbar);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
if (Scrollbar* verticalScrollbar = view.verticalScrollbar()) {
|
|
if (verticalScrollbar->shouldParticipateInHitTesting() && verticalScrollbar->frameRect().contains(roundedPoint)) {
|
|
result.setScrollbar(verticalScrollbar);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool RenderEmbeddedObject::scroll(ScrollDirection direction, ScrollGranularity granularity, float, Element**, RenderBox*, const IntPoint&)
|
|
{
|
|
if (!is<PluginViewBase>(widget()))
|
|
return false;
|
|
|
|
return downcast<PluginViewBase>(*widget()).scroll(direction, granularity);
|
|
}
|
|
|
|
bool RenderEmbeddedObject::logicalScroll(ScrollLogicalDirection direction, ScrollGranularity granularity, float multiplier, Element** stopElement)
|
|
{
|
|
// Plugins don't expose a writing direction, so assuming horizontal LTR.
|
|
return scroll(logicalToPhysical(direction, true, false), granularity, multiplier, stopElement);
|
|
}
|
|
|
|
bool RenderEmbeddedObject::isInUnavailablePluginIndicator(const FloatPoint& point) const
|
|
{
|
|
return getReplacementTextGeometry(LayoutPoint()).contains(LayoutPoint(point));
|
|
}
|
|
|
|
bool RenderEmbeddedObject::isInUnavailablePluginIndicator(const MouseEvent& event) const
|
|
{
|
|
return isInUnavailablePluginIndicator(absoluteToLocal(event.absoluteLocation(), UseTransforms));
|
|
}
|
|
|
|
void RenderEmbeddedObject::handleUnavailablePluginIndicatorEvent(Event* event)
|
|
{
|
|
if (!shouldUnavailablePluginMessageBeButton(page(), m_pluginUnavailabilityReason))
|
|
return;
|
|
|
|
if (!is<MouseEvent>(*event))
|
|
return;
|
|
|
|
MouseEvent& mouseEvent = downcast<MouseEvent>(*event);
|
|
HTMLPlugInElement& element = downcast<HTMLPlugInElement>(frameOwnerElement());
|
|
if (mouseEvent.type() == eventNames().mousedownEvent && mouseEvent.button() == LeftButton) {
|
|
m_mouseDownWasInUnavailablePluginIndicator = isInUnavailablePluginIndicator(mouseEvent);
|
|
if (m_mouseDownWasInUnavailablePluginIndicator) {
|
|
frame().eventHandler().setCapturingMouseEventsElement(&element);
|
|
element.setIsCapturingMouseEvents(true);
|
|
setUnavailablePluginIndicatorIsPressed(true);
|
|
}
|
|
mouseEvent.setDefaultHandled();
|
|
}
|
|
if (mouseEvent.type() == eventNames().mouseupEvent && mouseEvent.button() == LeftButton) {
|
|
if (m_unavailablePluginIndicatorIsPressed) {
|
|
frame().eventHandler().setCapturingMouseEventsElement(nullptr);
|
|
element.setIsCapturingMouseEvents(false);
|
|
setUnavailablePluginIndicatorIsPressed(false);
|
|
}
|
|
if (m_mouseDownWasInUnavailablePluginIndicator && isInUnavailablePluginIndicator(mouseEvent)) {
|
|
page().chrome().client().unavailablePluginButtonClicked(element, m_pluginUnavailabilityReason);
|
|
}
|
|
m_mouseDownWasInUnavailablePluginIndicator = false;
|
|
event->setDefaultHandled();
|
|
}
|
|
if (mouseEvent.type() == eventNames().mousemoveEvent) {
|
|
setUnavailablePluginIndicatorIsPressed(m_mouseDownWasInUnavailablePluginIndicator && isInUnavailablePluginIndicator(mouseEvent));
|
|
mouseEvent.setDefaultHandled();
|
|
}
|
|
}
|
|
|
|
CursorDirective RenderEmbeddedObject::getCursor(const LayoutPoint& point, Cursor& cursor) const
|
|
{
|
|
if (showsUnavailablePluginIndicator() && shouldUnavailablePluginMessageBeButton(page(), m_pluginUnavailabilityReason) && isInUnavailablePluginIndicator(point)) {
|
|
cursor = handCursor();
|
|
return SetCursor;
|
|
}
|
|
if (widget() && widget()->isPluginViewBase()) {
|
|
// A plug-in is responsible for setting the cursor when the pointer is over it.
|
|
return DoNotSetCursor;
|
|
}
|
|
return RenderWidget::getCursor(point, cursor);
|
|
}
|
|
|
|
}
|