blob: c041c9694b48e0d81ea9bc2969e78a866a817d98 [file] [log] [blame]
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 2000 Simon Hausmann <hausmann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010, 2012 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.
*
*/
#pragma once
#include "RenderWidget.h"
namespace WebCore {
class MouseEvent;
class TextRun;
// Renderer for embeds and objects, often, but not always, rendered via plug-ins.
// For example, <embed src="foo.html"> does not invoke a plug-in.
class RenderEmbeddedObject final : public RenderWidget {
WTF_MAKE_ISO_ALLOCATED(RenderEmbeddedObject);
public:
RenderEmbeddedObject(HTMLFrameOwnerElement&, RenderStyle&&);
virtual ~RenderEmbeddedObject();
enum PluginUnavailabilityReason {
PluginMissing,
PluginCrashed,
PluginBlockedByContentSecurityPolicy,
InsecurePluginVersion,
UnsupportedPlugin,
PluginTooSmall
};
PluginUnavailabilityReason pluginUnavailabilityReason() const { return m_pluginUnavailabilityReason; };
WEBCORE_EXPORT void setPluginUnavailabilityReason(PluginUnavailabilityReason);
WEBCORE_EXPORT void setPluginUnavailabilityReasonWithDescription(PluginUnavailabilityReason, const String& description);
bool isPluginUnavailable() const { return m_isPluginUnavailable; }
WEBCORE_EXPORT void setUnavailablePluginIndicatorIsHidden(bool);
void handleUnavailablePluginIndicatorEvent(Event*);
bool allowsAcceleratedCompositing() const;
LayoutRect unavailablePluginIndicatorBounds(const LayoutPoint& accumulatedOffset) const;
const String& pluginReplacementTextIfUnavailable() const { return m_unavailablePluginReplacementText; }
private:
void paintReplaced(PaintInfo&, const LayoutPoint&) final;
void paint(PaintInfo&, const LayoutPoint&) final;
CursorDirective getCursor(const LayoutPoint&, Cursor&) const final;
void layout() final;
void willBeDestroyed() final;
ASCIILiteral renderName() const final { return "RenderEmbeddedObject"_s; }
bool isEmbeddedObject() const final { return true; }
bool showsUnavailablePluginIndicator() const { return isPluginUnavailable() && m_isUnavailablePluginIndicatorState != UnavailablePluginIndicatorState::Hidden; }
bool requiresLayer() const final;
bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) final;
bool scroll(ScrollDirection, ScrollGranularity, unsigned stepCount = 1, Element** stopElement = nullptr, RenderBox* startBox = nullptr, const IntPoint& wheelEventAbsolutePoint = IntPoint()) final;
bool logicalScroll(ScrollLogicalDirection, ScrollGranularity, unsigned stepCount, Element** stopElement) final;
void setUnavailablePluginIndicatorIsPressed(bool);
bool isInUnavailablePluginIndicator(const MouseEvent&) const;
bool isInUnavailablePluginIndicator(const FloatPoint&) const;
void getReplacementTextGeometry(const LayoutPoint& accumulatedOffset, FloatRect& contentRect, FloatRect& indicatorRect, FloatRect& replacementTextRect, FloatRect& arrowRect, FontCascade&, TextRun&, float& textWidth) const;
LayoutRect getReplacementTextGeometry(const LayoutPoint& accumulatedOffset) const;
bool m_isPluginUnavailable;
enum class UnavailablePluginIndicatorState { Uninitialized, Hidden, Visible };
UnavailablePluginIndicatorState m_isUnavailablePluginIndicatorState { UnavailablePluginIndicatorState::Uninitialized };
PluginUnavailabilityReason m_pluginUnavailabilityReason;
String m_unavailablePluginReplacementText;
bool m_unavailablePluginIndicatorIsPressed;
bool m_mouseDownWasInUnavailablePluginIndicator;
String m_unavailabilityDescription;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderEmbeddedObject, isEmbeddedObject())