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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007 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 ContainerNode_h
#define ContainerNode_h
#include "EventTargetNode.h"
namespace WebCore {
typedef void (*NodeCallback)(Node*);
class ContainerNode : public EventTargetNode {
public:
ContainerNode(Document*);
virtual ~ContainerNode();
Node* firstChild() const { return m_firstChild; }
Node* lastChild() const { return m_lastChild; }
virtual bool insertBefore(PassRefPtr<Node> newChild, Node* refChild, ExceptionCode&, bool shouldLazyAttach = false);
virtual bool replaceChild(PassRefPtr<Node> newChild, Node* oldChild, ExceptionCode&, bool shouldLazyAttach = false);
virtual bool removeChild(Node* child, ExceptionCode&);
virtual bool appendChild(PassRefPtr<Node> newChild, ExceptionCode&, bool shouldLazyAttach = false);
virtual ContainerNode* addChild(PassRefPtr<Node>);
bool hasChildNodes() const { return m_firstChild; }
virtual void attach();
virtual void detach();
virtual void willRemove();
virtual IntRect getRect() const;
virtual void setFocus(bool = true);
virtual void setActive(bool active = true, bool pause = false);
virtual void setHovered(bool = true);
virtual unsigned childNodeCount() const;
virtual Node* childNode(unsigned index) const;
virtual void insertedIntoDocument();
virtual void removedFromDocument();
virtual void insertedIntoTree(bool deep);
virtual void removedFromTree(bool deep);
virtual void childrenChanged(bool createdByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
virtual bool removeChildren();
void removeAllChildren();
void cloneChildNodes(ContainerNode* clone);
protected:
static void queuePostAttachCallback(NodeCallback, Node*);
static void suspendPostAttachCallbacks();
static void resumePostAttachCallbacks();
void setFirstChild(Node* child) { m_firstChild = child; }
void setLastChild(Node* child) { m_lastChild = child; }
private:
static void dispatchPostAttachCallbacks();
virtual Node* virtualFirstChild() const;
virtual Node* virtualLastChild() const;
static void addChildNodesToDeletionQueue(Node*& head, Node*& tail, ContainerNode*);
bool getUpperLeftCorner(int& x, int& y) const;
bool getLowerRightCorner(int& x, int& y) const;
Node* m_firstChild;
Node* m_lastChild;
};
} // namespace WebCore
#endif // ContainerNode_h
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