RangeImpl.hpp
上传用户:huihehuasu
上传日期:2007-01-10
资源大小:6948k
文件大小:7k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- #ifndef RangeImpl_HEADER_GUARD_
- #define RangeImpl_HEADER_GUARD_
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Id: RangeImpl.hpp,v 1.4 2000/12/06 19:42:46 tng Exp $
- */
- #include "DOM_Node.hpp"
- #include "RefCountedImpl.hpp"
- #include "DOM_Range.hpp"
- #include "DOM_Text.hpp"
- #include "DOM_Document.hpp"
- #include <util/RefVectorOf.hpp>
- typedef RefVectorOf<RangeImpl> Ranges;
- class CDOM_EXPORT RangeImpl : public RefCountedImpl {
- public:
- //c'tor
- RangeImpl(DOM_Document doc);
- RangeImpl(const RangeImpl& other);
- //d'tor
- ~RangeImpl();
- //referencing related functions
- virtual void unreferenced();
- //getter functions
- DOM_Node getStartContainer() const;
- unsigned int getStartOffset() const;
- DOM_Node getEndContainer() const;
- unsigned int getEndOffset() const;
- void collapse(bool toStart);
- bool getCollapsed() const;
- void setStartBefore(const DOM_Node& node);
- void setStartAfter(const DOM_Node& node);
- void setEndBefore(const DOM_Node& node);
- void setEndAfter(const DOM_Node& node);
- void setStart(const DOM_Node& node, unsigned int offset);
- void setEnd(const DOM_Node& node, unsigned int offset);
- void selectNode(const DOM_Node& node);
- void selectNodeContents(const DOM_Node& node);
- short compareBoundaryPoints(DOM_Range::CompareHow how, RangeImpl* range) const;
- void detach();
- void deleteContents();
- RangeImpl* cloneRange() const;
- DOMString toString() const;
- DOM_Document getDocument();
- void surroundContents(DOM_Node& node);
- DOM_DocumentFragment extractContents();
- DOM_DocumentFragment cloneContents() const;
- void insertNode(DOM_Node& newNode);
- const DOM_Node getCommonAncestorContainer() const;
- // functions to inform all existing valid ranges about a change
- void updateSplitInfo(TextImpl* oldNode, TextImpl* startNode, unsigned int offset);
- void updateRangeForInsertedNode(NodeImpl* node);
- void receiveReplacedText(NodeImpl* node);
- void updateRangeForDeletedText(DOM_Node& node, unsigned int offset, int count);
- void updateRangeForDeletedNode(NodeImpl* node);
- private:
- enum TraversalType {
- EXTRACT_CONTENTS = 1,
- CLONE_CONTENTS = 2,
- DELETE_CONTENTS = 3
- };
- enum TraversePoint {
- BEFORE = -1,
- START = 0,
- AFTER = 1
- };
- //setter functions
- void setStartContainer(const DOM_Node& node);
- void setStartOffset(unsigned int offset) ;
- void setEndContainer(const DOM_Node& node);
- void setEndOffset(unsigned int offset) ;
- //misc functions
- void validateNode(const DOM_Node& node) const;
- bool isValidAncestorType(const DOM_Node& node) const;
- bool hasLegalRootContainer(const DOM_Node& node) const;
- bool isLegalContainedNode(const DOM_Node& node ) const;
- void checkIndex(const DOM_Node& node, unsigned int offset) const;
- static bool isAncestorOf(const DOM_Node& a, const DOM_Node& b);
- unsigned short indexOf(const DOM_Node& child, const DOM_Node& parent) const;
- const DOM_Node commonAncestorOf(const DOM_Node& pointA, const DOM_Node& pointB) const;
- DOM_Node nextNode(const DOM_Node& node, bool visitChildren) const;
- DOM_DocumentFragment traverseContents(TraversalType type);
- void checkReadOnly(DOM_Node& start, DOM_Node& end,
- unsigned int starOffset, unsigned int endOffset);
- void recurseTreeAndCheck(DOM_Node& start, DOM_Node& end);
- DOM_Node removeChild(DOM_Node& parent, DOM_Node& child);
- DOM_DocumentFragment traverseSameContainer( int how );
- DOM_DocumentFragment traverseCommonStartContainer( DOM_Node endAncestor, int how );
- DOM_DocumentFragment traverseCommonEndContainer( DOM_Node startAncestor, int how );
- DOM_DocumentFragment traverseCommonAncestors( DOM_Node startAncestor, DOM_Node endAncestor, int how );
- DOM_Node traverseRightBoundary( DOM_Node root, int how );
- DOM_Node traverseLeftBoundary( DOM_Node root, int how );
- DOM_Node traverseNode( DOM_Node n, bool isFullySelected, bool isLeft, int how );
- DOM_Node traverseFullySelected( DOM_Node n, int how );
- DOM_Node traversePartiallySelected( DOM_Node n, int how );
- DOM_Node traverseTextNode( DOM_Node n, bool isLeft, int how );
- DOM_Node getSelectedNode( DOM_Node container, int offset );
- //private data
- DOM_Node fStartContainer;
- unsigned int fStartOffset;
- DOM_Node fEndContainer;
- unsigned int fEndOffset;
- bool fCollapsed;
- DOM_Document fDocument;
- bool fDetached;
- DOM_Node fRemoveChild;
- };
- #endif