author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
Mon, 30 Mar 2009 12:54:55 +0300 | |
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permissions | -rw-r--r-- |
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/* |
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* This file is part of the DOM implementation for KDE. |
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* |
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* (C) 1999 Lars Knoll (knoll@kde.org) |
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* (C) 2000 Gunnstein Lye (gunnstein@netcom.no) |
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* (C) 2000 Frederik Holljen (frederik.holljen@hig.no) |
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* (C) 2001 Peter Kelly (pmk@post.com) |
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* Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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* |
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*/ |
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#ifndef Range_h |
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#define Range_h |
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#include "Shared.h" |
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#include <wtf/Forward.h> |
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#include <wtf/RefPtr.h> |
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#include <wtf/Vector.h> |
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namespace WebCore { |
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typedef int ExceptionCode; |
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class DocumentFragment; |
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class Document; |
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class IntRect; |
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class Node; |
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class Position; |
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class String; |
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class Range : public Shared<Range> |
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{ |
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public: |
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Range(Document*); |
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Range(Document*, Node* startContainer, int startOffset, Node* endContainer, int endOffset); |
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Range(Document*, const Position&, const Position&); |
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~Range(); |
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Document* ownerDocument() const { return m_ownerDocument.get(); } |
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Node* startContainer(ExceptionCode&) const; |
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int startOffset(ExceptionCode&) const; |
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Node* endContainer(ExceptionCode&) const; |
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int endOffset(ExceptionCode&) const; |
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bool collapsed(ExceptionCode&) const; |
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Node* commonAncestorContainer(ExceptionCode&) const; |
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static Node* commonAncestorContainer(Node* containerA, Node* containerB); |
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void setStart(Node* container, int offset, ExceptionCode&); |
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void setEnd(Node* container, int offset, ExceptionCode&); |
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void collapse(bool toStart, ExceptionCode&); |
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bool isPointInRange(Node* refNode, int offset, ExceptionCode& ec); |
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short comparePoint(Node* refNode, int offset, ExceptionCode& ec); |
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enum CompareResults { NODE_BEFORE, NODE_AFTER, NODE_BEFORE_AND_AFTER, NODE_INSIDE }; |
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CompareResults compareNode(Node* refNode, ExceptionCode&); |
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enum CompareHow { START_TO_START, START_TO_END, END_TO_END, END_TO_START }; |
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short compareBoundaryPoints(CompareHow, const Range* sourceRange, ExceptionCode&) const; |
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static short compareBoundaryPoints(Node* containerA, int offsetA, Node* containerB, int offsetB); |
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static short compareBoundaryPoints(const Position&, const Position&); |
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bool boundaryPointsValid() const; |
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bool intersectsNode(Node* refNode, ExceptionCode&); |
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void deleteContents(ExceptionCode&); |
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PassRefPtr<DocumentFragment> extractContents(ExceptionCode&); |
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PassRefPtr<DocumentFragment> cloneContents(ExceptionCode&); |
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void insertNode(PassRefPtr<Node>, ExceptionCode&); |
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String toString(ExceptionCode&) const; |
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String toHTML() const; |
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String text() const; |
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PassRefPtr<DocumentFragment> createContextualFragment(const String& html, ExceptionCode&) const; |
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void detach(ExceptionCode&); |
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bool isDetached() const; |
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PassRefPtr<Range> cloneRange(ExceptionCode&) const; |
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void setStartAfter(Node*, ExceptionCode&); |
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void setEndBefore(Node*, ExceptionCode&); |
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void setEndAfter(Node*, ExceptionCode&); |
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void selectNode(Node*, ExceptionCode&); |
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void selectNodeContents(Node*, ExceptionCode&); |
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void surroundContents(PassRefPtr<Node>, ExceptionCode&); |
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void setStartBefore(Node*, ExceptionCode&); |
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enum ActionType { |
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DELETE_CONTENTS, |
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EXTRACT_CONTENTS, |
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CLONE_CONTENTS |
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}; |
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PassRefPtr<DocumentFragment> processContents(ActionType, ExceptionCode&); |
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Position startPosition() const; |
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Position endPosition() const; |
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Node* startNode() const; |
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Node* pastEndNode() const; |
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Position editingStartPosition() const; |
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IntRect boundingBox(); |
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void addLineBoxRects(Vector<IntRect>&, bool useSelectionHeight = false); |
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#ifndef NDEBUG |
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void formatForDebugger(char* buffer, unsigned length) const; |
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#endif |
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private: |
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RefPtr<Document> m_ownerDocument; |
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RefPtr<Node> m_startContainer; |
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unsigned m_startOffset; |
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RefPtr<Node> m_endContainer; |
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unsigned m_endOffset; |
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bool m_detached; |
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void checkNodeWOffset(Node*, int offset, ExceptionCode&) const; |
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void checkNodeBA(Node*, ExceptionCode&) const; |
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void checkDeleteExtract(ExceptionCode&); |
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bool containedByReadOnly() const; |
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}; |
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PassRefPtr<Range> rangeOfContents(Node*); |
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bool operator==(const Range&, const Range&); |
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inline bool operator!=(const Range& a, const Range& b) { return !(a == b); } |
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} // namespace |
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#endif |