blob: e108cd94ec08eb6f6e2ec221d37020be42523746 [file] [log] [blame]
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 2000 Simon Hausmann <hausmann@kde.org>
* Copyright (C) 2006, 2009 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.
*
*/
#ifndef LayoutEmbeddedContent_h
#define LayoutEmbeddedContent_h
#include "core/CoreExport.h"
#include "core/layout/LayoutReplaced.h"
namespace blink {
class EmbeddedContentView;
class WebPluginContainerImpl;
// LayoutObject for frames via LayoutFrame and LayoutIFrame, and plugins via
// LayoutEmbeddedObject.
class CORE_EXPORT LayoutEmbeddedContent : public LayoutReplaced {
public:
explicit LayoutEmbeddedContent(Element*);
~LayoutEmbeddedContent() override;
bool RequiresAcceleratedCompositing() const;
bool NodeAtPoint(HitTestResult&,
const HitTestLocation& location_in_container,
const LayoutPoint& accumulated_offset,
HitTestAction) override;
void AddRef() { ++ref_count_; }
void Release();
// LayoutEmbeddedContent::ChildFrameView returns the LocalFrameView associated
// with the current Node, if Node is HTMLFrameOwnerElement. This is different
// to LayoutObject::GetFrameView which returns the LocalFrameView associated
// with the root Document Frame.
LocalFrameView* ChildFrameView() const;
WebPluginContainerImpl* Plugin() const;
EmbeddedContentView* GetEmbeddedContentView() const;
LayoutRect ReplacedContentRect() const final;
void UpdateOnEmbeddedContentViewChange();
void UpdateGeometry(EmbeddedContentView&);
bool IsLayoutEmbeddedContent() const final { return true; }
virtual void PaintContents(const PaintInfo&, const LayoutPoint&) const;
bool IsThrottledFrameView() const;
protected:
PaintLayerType LayerTypeRequired() const override;
void StyleDidChange(StyleDifference, const ComputedStyle* old_style) final;
void UpdateLayout() override;
void Paint(const PaintInfo&, const LayoutPoint&) const override;
CursorDirective GetCursor(const LayoutPoint&, Cursor&) const final;
bool CanBeSelectionLeafInternal() const final { return true; }
private:
CompositingReasons AdditionalCompositingReasons() const override;
void WillBeDestroyed() final;
void Destroy() final;
bool NodeAtPointOverEmbeddedContentView(
HitTestResult&,
const HitTestLocation& location_in_container,
const LayoutPoint& accumulated_offset,
HitTestAction);
int ref_count_;
};
DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutEmbeddedContent,
IsLayoutEmbeddedContent());
} // namespace blink
#endif // LayoutEmbeddedContent_h