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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdewebdev@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/***************************************************************************
+ kafkacommon.h
+ -------------------
+
+ copyright : (C) 2003, 2004 - Nicolas Deschildre
+ email : ndeschildre@kdewebdev.org
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+#ifndef KAFKACOMMON_H
+#define KAFKACOMMON_H
+
+#include <qvaluelist.h>
+#include <dom/dom_node.h>
+
+namespace DOM
+{
+ class Document;
+}
+class Node;
+class NodeModifsSet;
+class NodeSelection;
+class NodeSelectionInd;
+class Document;
+struct DTDStruct;
+
+/**
+ * For heavy debug including Node Tree in stdout printing, a DOM::Node tree widget.
+ */
+//#define HEAVY_DEBUG
+
+/**
+ * Light debugging, including functions name in stdout printing.
+ */
+//#define LIGHT_DEBUG
+
+
+/** This class gathers all the basic functions needed by kafka.
+ * It's very useful for manipulating nodes.
+ */
+
+class kafkaCommon
+{
+public:
+ kafkaCommon() {}
+ ~kafkaCommon() {}
+
+ /** ----------------------- NODE & DOM::NODE TREE NAVIGATION -------------------------------------*/
+
+ /**
+ * This function returns the next Node after node : the first child of
+ * node if available, else its next sibling if available, else the next
+ * available next sibling of a parent of node.
+ * @param _node It is the Node from which we want the next Node.
+ * @param goUp This boolean specifies if we should go up (torwards the root Node)
+ * i.e. not looking at the childs of node, or make a standart iteration.
+ * For a normal use, It must be set to false at the
+ * beginning and then the same boolean must be used when using
+ * several times this function.
+ * @param endNode Specifies at which Node the search should end.
+ * @return Returns the next Node.
+ */
+ static Node* getNextNode(Node *node, bool &goUp, Node *endNode = 0L);
+
+ /**
+ * It behaves essentially like the above function except that it will skip empty Nodes.
+ */
+ static Node* getNextNodeNE(Node *node, bool &goUp, Node *endNode = 0L);
+
+ /**
+ * This function returns the prev Node after node.
+ */
+ static Node* getPrevNode(Node *node, Node *endNode = 0L);
+
+ /**
+ * It behaves essentially like the above function except that it will skip empty Nodes.
+ */
+ static Node* getPrevNodeNE(Node *node, Node *endNode = 0L);
+
+
+ /**
+ * Returns the first common parent to startNode and endNode that isn't inline.
+ * @param startNode Start node.
+ * @param endNode End node.
+ * @param commonParentStartChildLocation Is the child of commonParent which is parent of startNode
+ * @param commonParentEndChildLocation Is the child of commonParent which is parent of endNode
+ * @param nodeSubtree When startNode and endNode doesn't belong to the current document tree. Pass 0 if they do.
+ * @return The first, non inline, common parent of startNode and endNode.
+ */
+ static Node* DTDGetNonInlineCommonParent(Node* startNode, Node* endNode,
+ QValueList<int>& commonParentStartChildLocation,
+ QValueList<int>& commonParentEndChildLocation, Node* nodeSubtree);
+
+ /**
+ * Same as above, only that the common parent can be inline.
+ */
+ static Node* DTDGetCommonParent(Node* startNode, Node* endNode,
+ QValueList<int>& commonParentStartChildLocation,
+ QValueList<int>& commonParentEndChildLocation, Node* nodeSubtree);
+
+ /**
+ * This function returns the next DOM::Node after node : the first child of
+ * DOM::Node if available, else its next sibling if available, else the next
+ * available next sibling of a parent of node.
+ * @param node The DOM::Node the search starts from.
+ * @param goUp This boolean specifies if we should go up or down in the tree.
+ * For a normal use, It must be set to false at the
+ * beginning and then the same boolean must be used when using
+ * several times this function.
+ * @param returnParentNode Specifies if there are no child and next sibling, if
+ * we should return the parent.
+ * @param endNode Specifies at which DOM::Node the search should end. It is useful
+ * when setting returnParentNode to false.
+ * @return the next Node.
+ */
+ static DOM::Node getNextDomNode(DOM::Node node, bool &goUp, bool returnParentNode = false,
+ DOM::Node endNode = DOM::Node());
+
+ /**
+ * This function returns the previous Node after node.
+ * @return Returns the previous DOM::Node of node.
+ */
+ static DOM::Node getPrevDomNode(DOM::Node node, DOM::Node endNode = DOM::Node());
+
+ /**
+ * If node is not a text node or the cursor is at the end of node's tag string, this method return the next
+ * text node at offset 0, or a null pointer.
+ * This is particular useful when finding start and end nodes of a selection, because you can have a closing node
+ * as the start node, etc.
+ * @param startNode The current start node. startNode isn't changed inside the method.
+ * @param startOffset The current start offset. startOffset is changed inside the method.
+ * @return The next text node or a null pointer.
+ */
+ static Node* getCorrectStartNode(Node* startNode, int& startOffset);
+
+ /**
+ * If node is not a text node or the cursor is at the beggining of node's tag string, this method return the previous
+ * text node at offset at the end of the tag string, or a null pointer.
+ * This is particular useful when finding start and end nodes of a selection, because you can have a closing node
+ * as the start node, etc.
+ * @param endNode The current start node.
+ * @param endOffset The current start offset.
+ * @return The next text node or a null pointer.
+ */
+ static Node* getCorrectEndNode(Node* endNode, int& endOffset);
+
+ /**
+ * Get the first child of commonParent which is parent of node
+ * @param node
+ * @param commonParent
+ * @return
+ */
+ static Node* getCommonParentChild(Node* node, Node* commonParent);
+
+
+ /** ----------------------- NODE INDENTATION STUFF -------------------------------------*/
+
+ /**
+ * This function takes care to modify the current node or/and the next sibling in order to have a nice
+ * indentation. WARNING it doesn't create the necessary Nodes. Call fitIndentationNodes first.
+ * @param node Apply nice indentation to this Node.
+ * @param nbOfSpaces Specifies the number of spaces the minimal indentation must be.
+ * @param nbOfTabs Specifies the number of tabs the minimal indentation must be.
+ * @param modifs The changes made are logged into modifs.
+ * @param inlineNodeIndentation
+ * If true:
+ * <body>Text</body>
+ * else:
+ * <body>
+ * Text
+ * </body>
+ */
+ static void applyIndentation(Node *node, int nbOfSpaces, int nbOfTabs, NodeModifsSet *modifs,
+ bool inlineNodeIndentation = false);
+
+ /**
+ * Create/Delete the necessary Empty Nodes between n1 and n2 so that a nice indentation can be
+ * generated by the undoRedo system. The undoRedo system can't create itself these Nodes
+ * because it will create them only during the synchronization, making all the QValueList<int>
+ * Nodes location wrong.
+ * WARNING n1 and n2 must be siblings or parent-child. If there are sibling and n1 is a XmlTag,
+ * n1 should not have non empty childs.
+ * @param n1 The start node.
+ * @param n2 The end node.
+ * @param modifs The changes made are logged into modifs.
+ */
+ static void fitIndentationNodes(Node *n1, Node *n2, NodeModifsSet *modifs);
+
+ /**
+ * Fits the Nodes positions after a change in the Node tree.
+ * @param startNode The Node where the update of the Node positions starts.
+ * @param colMovement The number of columns that should be
+ * added/retrieved from the column position. It is the difference of the new last char col position and the
+ * old last char col position.
+ * @param lineMovement The number of lines that should be
+ * added/retrieved from the line position. It is the difference of the number of lines of the new tag string
+ * and the number of lines of the old tag string.
+ * @param colEnd The column position where the update should stop.
+ * @param lineEnd The line position where the update should stop.
+ */
+ static void fitsNodesPosition(Node* startNode, int colMovement, int lineMovement = 0,
+ int colEnd = -2, int lineEnd = -2);
+
+ /**
+ * Get the display type of a Node. NOT an official list, more a little hack to
+ * handle the indentation. Text are inline. The rest return an error.
+ * @param closingNodeToo Specifies if we consider that closing Node have the same type as
+ * their opening tag.
+ * @return Returns the type.
+ */
+ static int getNodeDisplay(Node *node, bool closingNodeToo);
+
+ //the enumeration of the different display types
+ enum nodeDisplay
+ {
+ noneDisplay = 0,
+ inlineDisplay,
+ blockDisplay,
+ errorDisplay
+ };
+
+ /**
+ * Remove the indentation whitespaces in a string
+ * e.g. this function returns : " a b cd " for parameter: " a b cd "
+ * @param string The text to modify.
+ * @param removeAllSpacesAtTheLeft Specifies if it should remove ALL spaces in the left
+ * unlike the above example.
+ * @param removeAllSpacesAtTheRight Specifies if it should remove ALL spaces in the right
+ * unlike the above example.
+ * @return Returns the modified string.
+ */
+ static QString removeUnnecessaryWhitespaces(const QString &string,
+ bool removeAllSpacesAtTheLeft = false, bool removeAllSpacesAtTheRight = false);
+
+
+ /** ----------------------- NODE TREE MODIFICATIONS -------------------------------------*/
+
+ /**
+ * Create a simple Node, without taking care of building the closing Node.
+ * @param nodeName The name of the Node.
+ * @param tagString The String of the tag as it will appears in the editor.
+ * @param nodeType The node type, cf Tag::TokenType
+ * @param doc The document the Node will belong to.
+ * @return Returns the newly created node.
+ */
+ static Node* createNode(const QString &nodeName, const QString &tagString, int nodeType,
+ Document *doc);
+
+ /**
+ * Restore a Node that has been pasted, i.e., his doc and dtd pointers.
+ * @param node The Node to be restored.
+ * @param doc The document the Node will belong to.
+ */
+ static void restorePastedNode(Node* node, Document* doc);
+
+ /**
+ * Create a !doctype Node with all the necessary attributes. It has a child and a closing Node.
+ * @param doc It needs the document where the !doctype node will be inserted in order to
+ * build the right attributes.
+ */
+ static Node *createDoctypeNode(Document *doc);
+
+ /**
+ * Create a <?xml ... ?> Node. It has a child and a closing Node.
+ * @param doc It needs the document where the xml node will be inserted.
+ * @param encoding The encoding to use (usually get it with quantaApp->defaultEncoding())
+ */
+ static Node *createXmlDeclarationNode(Document *doc, const QString &encoding);
+
+ /**
+ * Create a node subtree which contains the mandatory Nodes in order to be DTD compliant.
+ * e.g. TABLE alone isn't DTD compliant, this function will return TABLE->TR->TD.
+ * WARNING : it won't log change thus node must NOT be in the Node tree.
+ * @param node The root Node of the Node subtree.
+ * @param doc The document the Node subtree will belong to.
+ * @return Returns the last Node of the subtree or node if there was nothing to add.
+ */
+ static Node* createMandatoryNodeSubtree(Node *node, Document *doc);
+
+ /**
+ * Insert node in the tree. WARNING This function will log that node was added.
+ * WARNING : baseNode is used as the rootNode.
+ * It will also try to merge text/Empty Nodes.
+ * @param node The node to insert.
+ * @param parentNode This Node will be the parent of node.
+ * @param nextSibling This Node will be the next Sibling of Node. If null, node will be appended at
+ * the child list of parentNode.
+ * TODO: @param rootNode The rootNode of the tree we want to insert the Node (usually &baseNode).
+ * @param modifs The changes made are logged into modifs. Put 0L if you don't want to log
+ * and if you know what you're doing!
+ * @param merge Try to merge with the siblings if possible.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node* insertNode(Node *node, Node* parentNode, Node* nextSibling,
+ NodeModifsSet *modifs/**, Node **rootNode*/, bool merge = true);
+
+ static Node* insertNode(Node *node, Node* parentNode, Node* nextSibling, NodeSelection& selection,
+ NodeModifsSet *modifs, bool merge = true);
+
+ /**
+ * It behaves essentially like the above function except that it can "surround" a set of Nodes with the
+ * new Node. Thus, the closing Node is created if necessary.
+ * nextSibling and nextEndSibling MUST have the same parent. If not, use the
+ * DTDinsertNode.
+ * This function does not try to know if the location of the new Node is DTD valid.
+ * @param newNode The new Node to insert.
+ * @param parent The parent of the Node.
+ * @param nextSibling The next sibling of the Node.
+ * @param nextEndSibling The next sibling of the closing Node if created. If nextEndSibling ==
+ * nextSibling, the closing Node will be placed at the right of the newly created Node.
+ * All the Nodes between the new Node and its closing Tag will be moved as childs of the new Node.
+ * @param modifs The changes made are logged into modifs.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node *insertNode(Node *newNode, Node *parent, Node *nextSibling, Node *nextEndSibling,
+ NodeModifsSet *modifs, bool merge = true);
+
+ /**
+ * It behaves essentially like the above function except that it can split the endNodeToSurround and
+ * startNodeToSurround if necessary, according to the offsets.
+ * startNodeToSurround et endNodeToSurround MUST have the same parent. If not, use the last
+ * DTDinsertNode.
+ * This function does not try to know if the location of the new Node is valid.
+ * @param startNodeToSurround The first Node which will be enclosed by the new Node.
+ * @param endNodeToSurround The last Node which will be enclosed by the new Node.
+ * @param startOffset The first Node will be splitted at offset startOffset, the right part will be enclosed.
+ * @param endOffset The last Node will be splitted at offset endOffset, the left part will be enclosed.
+ */
+ static Node* insertNode(Node *newNode, Node *parent, Node *startNodeToSurround,
+ Node *endNodeToSurround, int startOffset, int endOffset, NodeModifsSet *modifs);
+
+ /**
+ * It behaves essentially like the above function except that it will insert the new Node only
+ * if the DTD allows it. The new Tag can surround any subtree. If
+ * necessary, several copies of the Node will be used.
+ * This function takes care of the DTD validity of the Nodes created.
+ * It will build the necessary mandatory Nodes (e.g. insertion of TABLE will also insert TR and TD).
+ * This is the key function making the toolbars working.
+ * @param startNode The first Node which must be surrounded by the new Node.
+ * @param startOffset If firstNode is a text, specify at which offset the new Node must begin to surround.
+ * @param endNode The last Node which must be surrounded by the new Node.
+ * @param endOffset If endNode is a text, specify at which offset the new Node must stop to surround.
+ * @param doc The document is needed in order to build the mandatory Node tree if necessary.
+ * <TEMPORARY> : We want to keep track of the cursor position. TODO : cursor class
+ * @param cursorNode The cursor is inside cursorNode.
+ * @param cursorOffset The offset of the cursor inside cursorNode.
+ * </TEMPORARY>
+ * @return Returns false if it wasn't possible to insert the tag because e.g. of an invalid parent.
+ */
+ static bool DTDinsertNode(Node *newNode, Node *startNode, int startOffset, Node *endNode,
+ int endOffset, Document *doc, Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs);
+
+ /**
+ * It behaves essentially like the above function except that it will try first to remove newNode
+ * from the area, by calling DTDExtractNode. If newNode wasn't present, it will then insert it by
+ * calling DTDinsertNode.
+ * This is the key function making the toolbars working.
+ * @return Returns true if a modification was done (Node inserted/removed)
+ */
+ static bool DTDinsertRemoveNode(Node *newNode, Node *startNode, int startOffset, Node *endNode,
+ int endOffset, Document *doc, Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs);
+
+ /**
+ * Insert a node subtree in the tree. WARNING This function will log that the nodes were added.
+ * WARNING : baseNode is used as the rootNode.
+ * It will also try to merge text/Empty Nodes.
+ * @param node The root node of the Node subtree to insert.
+ * @param parentNode This Node will be the parent of node.
+ * @param nextSibling This Node will be the next Sibling of Node. If null, node will be appended at
+ * the child list of parentNode.
+ * @param modifs The changes made are logged into modifs. Put 0L if you don't want to log
+ * and if you know what you're doing!
+ * @param merge Try to merge with the siblings if possible.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node* insertNodeSubtree(Node *node, Node* parentNode, Node* nextSibling,
+ NodeModifsSet *modifs, bool merge = true);
+
+ /**
+ * It behaves essentially like the above function except that it can "surround" a set of Nodes with the
+ * new Node. Thus, the closing Node is created if necessary.
+ * nextSibling and nextEndSibling MUST have the same parent. If not, use the
+ * DTDinsertNode.
+ * The Node Subtree MUST be a single-Node-per-parent subtree.
+ * This function does not try to know if the location of the new Node is DTD valid.
+ * @param node The root node of the Node subtree to insert.
+ * @param parent The parent of the Node.
+ * @param nextSibling The next sibling of the Node.
+ * @param nextEndSibling The next sibling of the closing Node if created. If nextEndSibling ==
+ * nextSibling, the closing Node will be placed at the right of the newly created Node.
+ * All the Nodes between the new Node and its closing Tag will be moved as childs of the
+ * last Node of the Node subtree..
+ * @param modifs The changes made are logged into modifs.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node* insertNodeSubtree(Node *node, Node* parentNode, Node* nextSibling,
+ Node* nextEndSibling, NodeModifsSet *modifs, bool merge = true);
+
+ /**
+ * Split the Nodes as necessary, then check that the subtree is allowed to be inserted
+ * and then insert the subtree.
+ * @param node The root node of the Node subtree to insert.
+ * @param selection contains the cursor Node where the insertion will take place.
+ * @param modifs The changes made are logged into modifs.
+ */
+ static Node* DTDInsertNodeSubtree(Node *node, NodeSelectionInd& selection,
+ Node **cursorNode, long& cursorOffset, NodeModifsSet *modifs);
+
+ static Node* DTDInsertNodeSubtree(Node* newNode, Node* parentNode, Node* nextSibling,
+ NodeSelection& cursorHolder, NodeModifsSet *modifs);
+
+ /**
+ * Create a Node of name nodeName, of type nodeType, (see tag.h) connected to the document doc,
+ * and nextSibling as Node's next sibling.
+ * This function does not try to know if the location of the new Node is valid.
+ * @param nodeName The node's name of the node to create.
+ * @param tagString The string of the tag.
+ * @param nodeType The type of the Node cf Tag::TokenType.
+ * @param doc The Node belongs to this Document.
+ * @param parent The parent of the Node.
+ * @param nextSibling The next sibling of the Node.
+ * @return Returns a pointer to the newly created Node.
+ */
+ static Node *createAndInsertNode(const QString &nodeName, const QString &tagString, int nodeType,
+ Document *doc, Node* parent, Node* nextSibling, NodeModifsSet *modifs, bool merge = true);
+
+ /**
+ * It behaves essentially like the above function except that it reate its closing Node if necessary
+ * and then insert them with parent as Node's parent.
+ * nextSibling and nextEndSibling MUST have the same parent. If not, use the
+ * DTDcreateAndInsertNode.
+ * @param nextEndSibling The next sibling of the closing Node if created. If nextEndSibling ==
+ * nextSibling, the closing Node will be placed at the right of the newly created Node.
+ * All the Nodes between the new Node and its closing Tag will be moved as childs of the new Node.
+ * @param modifs The changes made are logged into modifs.
+ */
+ static Node *createAndInsertNode(const QString &nodeName, const QString &tagString, int nodeType,
+ Document *doc, Node *parent, Node *nextSibling, Node *nextEndSibling, NodeModifsSet *modifs);
+
+ /**
+ * It behaves essentially like the above function except that if necessary, it will split the Nodes.
+ * startNodeToSurround et endNodeToSurround MUST have the same parent. If not, use the
+ * DTDcreateAndInsertNode.
+ * This function does not try to know if the location of the new Node is valid.
+ * @param startNodeToSurround The first Node which will be enclosed by the new Node.
+ * @param endNodeToSurround The last Node which will be enclosed by the new Node.
+ * @param startOffset The first Node will be splitted at offset startOffset, the right part will be enclosed.
+ * @param endOffset The last Node will be splitted at offset endOffset, the left part will be enclosed.
+ */
+ static Node *createAndInsertNode(const QString &nodeName, const QString &tagString,
+ int nodeType, Document *doc, Node *parent, Node *startNodeToSurround,
+ Node *endNodeToSurround, int startOffset, int endOffset, NodeModifsSet *modifs);
+
+ /**
+ * It behaves essentially like the above function except that it will insert the new Node only
+ * if the DTD allows it. The new Tag can surround any subtree. If
+ * necessary, several copies of the Node will be used.
+ * This function takes care of the DTD validity of the Nodes created.
+ * It will build the necessary mandatory Nodes (e.g. insertion of TABLE will also insert TR and TD).
+ * This is the key function making the toolbars working.
+ * @param startNode The first Node which must be surrounded by the new Node.
+ * @param startOffset If firstNode is a text, specify at which offset the new Node must begin to surround.
+ * @param endNode The last Node which must be surrounded by the new Node.
+ * @param endOffset If endNode is a text, specify at which offset the new Node must stop to surround.
+ * @return Returns false if it wasn't possible to insert the tag because e.g. of an invalid parent.
+ */
+ static bool DTDcreateAndInsertNode(const QString &nodeName, const QString &tagString, int nodeType,
+ Document *doc, Node *startNode, int startOffset, Node *endNode, int endOffset,
+ Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs);
+
+ /**
+ * For internal use. From startNode to endNode, it add where possible/necessary a new Node in order
+ * to surround the maximum of Nodes. This is used by the above function. This function calls itself.
+ * @param newNode The root Node of the node subtree to insert.
+ * @param leafNode The leaf Node of the node subtree to insert.
+ * @param startExaminationNode It will start examine Nodes from startExaminationNode.
+ * @param endExaminationNode It will stop examine Nodes from endExaminationNode.
+ * @param startNode This function will start adding newNode from startNode.
+ * @param endNode This function will stop adding newNode at endNode.
+ * @param currentNode This node is currently examined.
+ * @param examinationStarted Specifies if we have begun to examine the Nodes.
+ * @param addingStarted Specifies if we have begun to add the new Node.
+ * @param nodeInserted Returns true if newNode was inserted at least once. Set to false before calling the function.
+ * @level The relative level of the current Node Sibling (level 0 : root Node, level 1 : childs, and so on...)
+ * MUST BE set to 0.
+ */
+ static bool addNodeRecursively(Node *newNode, Node *leafNode, Node *startExaminationNode,
+ Node *endExaminationNode, Node* startNode, Node *endNode, Node* currentNode,
+ bool &examinationStarted, bool &addingStarted, bool &nodeInserted, int level, NodeModifsSet *modifs);
+
+ /**
+ * Create a copy of Node. It use the Node copy operator and add some kafka-specific flags :
+ * It set the node->tag->cleanStrBuilt and node->tag->indentationDone to false;
+ * @param node The node to duplicate.
+ * @return Returns the duplicated Node. I wonder if i should always write so obvious things ;-)
+ */
+ static Node *duplicateNode(Node *node);
+
+ /**
+ * It behaves essentially like the above function except that it can handle a node Subtree.
+ * INNEFICIENT for bi
+ */
+ static Node *duplicateNodeSubtree(Node *node, bool childAndClosingTagOnly = false);
+
+ /**
+ * Returns the closing tag of node or its last child or itself.
+ * @param node
+ * @return
+ */
+ static Node* getLastChild(Node* node);
+
+ /**
+ * Extract a Node from the Node Tree. WARNING this will log that the Node was removed.
+ * This mean that the undo/redo system will delete it when necessary so don't reuse it!!!!
+ * @param node The node to delete.
+ * @param modifs The changes made are logged into modifs.
+ * @param extractChilds If we extract or move up the children. WARNING: it don't check
+ * if the children of node are legal childs of the parent of node.
+ * @param removeClosingTag Extract the closingTag if node isn't single and is Tag::XmlTag.
+ * TODO: @param removeEmbeddedTags Specifies if we delete the embedded Nodes e.g.
+ * <a href="<? boo ?>" > : the PHP block is an embedded block.
+ * @return Returns the node extracted with its childs
+ */
+ static Node* extractNode(Node *node, NodeModifsSet *modifs, bool extractChildren = true,
+ bool extractClosingTag = false/**, bool removeEmbeddedTags = false*/);
+
+ /**
+ * It behaves essentially like the above function.
+ * Extract and BUT NOT DELETE RIGHT NOW node from the Tree. The undo/redo system will delete it
+ * when necessary.
+ * TODO: remove it, and use extractNode instead.
+ * @param deleteClosingTag Delete the closingTag if node isn't single.
+ */
+ static void extractAndDeleteNode(Node *node, NodeModifsSet *modifs, bool deleteChildren = true,
+ bool deleteClosingTag = true, bool mergeAndFormat = true);
+
+ /**
+ * Extract a node subtree in the tree. WARNING This function will log that the nodes were added.
+ * This funtion not only extract the start node but also will extract inline parents.
+ * @param startNode The node from which we start the removal.
+ * @param startOffset The offset of startNode from which we start the removal.
+ * @param endNode The node from which we end the removal.
+ * @param endOffset The offset of endNode from which we end the removal.
+ * @param cursorNode The cursor is inside cursorNode.
+ * @param cursorOffset The offset of the cursor inside cursorNode.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node* DTDExtractNodeSubtree(Node *startNode, int startOffset, Node *endNode, int endOffset,
+ Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs, bool extractInlineParentNodes = true);
+
+ /**
+ * Similar to the above function but it operates on the given node tree. See DTDGetNodeSubtree.
+ * @param nodeSubtree The Node tree on which we're going to make the removal.
+ * @return Returns a pointer to the node inserted.
+ */
+ static Node* DTDExtractNodeSubtree(Node *startNode, int startOffset, Node *endNode, int endOffset,
+ Node* nodeSubtree, NodeModifsSet* modifs, bool extractInlineParentNodes = true);
+
+ static Node* extractNodeSubtreeAux(Node* commonParentStartChild, Node* commonParentEndChild, NodeModifsSet* modifs);
+
+ /**
+ * It behaves essentially like the above function. Provided for convenience.
+ */
+ static Node* DTDRemoveSelection(NodeSelectionInd& selection,
+ Node **cursorNode, long& cursorOffset, NodeModifsSet *modifs, bool extractInlineParentNodes = true);
+
+ /**
+ * Get a node subtree from the tree. It is similar to extractNodeSubtree()
+ * but it doesn't extract anything.
+ * It's useful to get a copy of the Node subtree from a selection, for example.
+ * This funtion not only extract the start node but also will extract inline parents.
+ * @param startNode The starting Node.
+ * @param startOffset If firstNode is a text, specify at which offset the new start Node will be splitted.
+ * @param endNode The ending Node.
+ * @param endOffset If endNode is a text, specify at which offset the new end Node will be splitted.
+ * @return Returns a pointer to the Node subtree.
+ */
+ static Node* getNodeSubtree(Node *startNode, int startOffset, Node *endNode, int endOffset, bool extractInlineParentNodes = true);
+
+ /**
+ * An enumeration of all the possible return states of DTDExtractNode
+ */
+ enum extractNodeStatus
+ {
+ //The node to extract was not found.
+ nothingExtracted = 0,
+ //The extract operation stopped because of a DTD error : if the node was removed, the child
+ //weren't able to be childs of the node's parent, according to the DTD. Should not occur
+ //except really bad HTML.
+ extractionStoppedDueToBadNodes,
+ //everything has gone fine
+ extractionDone,
+ //Invalid start or end position, or the given Node was a block.
+ extractionBadParameters
+ };
+
+ /**
+ * This function will try to extract the node nodeName (of type XmlTag) from a given subtree,
+ * according to the DTD. If the DTD don't allow it, it won't remove it.
+ * This function is only interesting for the removal of Inline Nodes thus it will return an error if
+ * a block nodeName is submitted.
+ * TODO: AVOID splitting of Node when the DTD don't allow the removal.
+ * @param nodeName The name of the Node to remove (must be inline).
+ * @param doc It is needed to get the DTD informations.
+ * @param startNode The node from which we start the removal.
+ * @param startOffset The offset of startNode from which we start the removal.
+ * @param endNode The node from which we end the removal.
+ * @param endOffset The offset of endNode from which we end the removal.
+ * <TEMPORARY> : We want to keep track of the cursor position. TODO : cursor class
+ * @param cursorNode The cursor is inside cursorNode.
+ * @param cursorOffset The offset of the cursor inside cursorNode.
+ * </TEMPORARY>
+ * @param modifs The usual modifs to log the modifications made for the undo/redo system.
+ * @return Returns a kafkaCommon::extractNodeStatus.
+ */
+ static int DTDExtractNode(const QString &nodeName, Document *doc, Node *startNode,
+ int startOffset, Node *endNode, int endOffset, Node **cursorNode, long &cursorOffset,
+ NodeModifsSet *modifs);
+
+ /**
+ * Moves a Node somewhere else.
+ * @param nodeToMove The node to move :-)
+ * @param newParent The new parent of nodeToMove.
+ * @param newNextSibling The new next Sibling of nodeToMove. If null, node will be appended at
+ * the child list of parentNode.
+ * @param modifs The changes made are logged into modifs.
+ * @param merge Specifies if it should try to merge the Node at its new location.
+ */
+ static void moveNode(Node *nodeToMove, Node *newParent, Node *newNextSibling,
+ NodeModifsSet *modifs, bool merge = true, bool moveClosingNode = false);
+
+ static void moveNode(Node *nodeToMove, Node *newParent, Node *newNextSibling, NodeSelection& cursorHolder,
+ NodeModifsSet *modifs, bool merge = true, bool moveClosingNode = false);
+
+ /**
+ * Split a Text Node at offset offset. If offset or n is invalid, nothing is done.
+ * @param n The Node to split.
+ * @param offset Where to split the node.
+ * @param modifs The change made are logged into modifs.
+ * @return Returns if the node was splitted.
+ */
+ static bool splitNode(Node *n, int offset, NodeModifsSet *modifs);
+
+ /**
+ * This method takes care of spliting start and end nodes, if needed, finding the commonParent,
+ * commonParentStartChild and commonParentEndChild and split the start and end node subtrees,
+ * calling splitStartNodeSubtree and splitEndNodeSubtree.
+ * The following tree:
+ * <body>
+ * <b> --> commonParent
+ * <i> --> commonParentStartChild
+ * select|
+ * here --> startNode
+ * </i>
+ * continue
+ * <u> --> commonParentEndChild
+ * stop| --> endNode
+ * more
+ * </u>
+ * text
+ * </b>
+ * <body>
+ * Is changed to:
+ * <body>
+ * <b>
+ * <i>
+ * select|
+ * </i>
+ * </b>
+ * <b>
+ * <i>
+ * here
+ * </i>
+ * continue
+ * <u>
+ * stop
+ * </u>
+ * </b>
+ * <b>
+ * <u>
+ * more
+ * </u>
+ * text
+ * </b>
+ * </body>
+ * @param startNode The node where a selection starts, for example.
+ * @param startOffset
+ * @param endNode The node where a selection ends, for example.
+ * @param endOffset
+ * @param commonParent This is the common parent between start and end node.
+ * If 0, it tries to find the commonParent, else it uses the passed node.
+ * @param commonParentStartChildLocation The first child of commonParent which is parent of startNode is stored here.
+ * @param commonParentEndChildLocation The first child of commonParent which is parent of endNode is stored here.
+ * @param cursorNode The cursor node is stored here.
+ * @param cursorOffset The cursor offset is stored here.
+ * @param subTree The node corresponding to the start of a subtree that doesn't belong to the current document, or 0.
+ * @param modifs The changes made are logged into modifs.
+ */
+ static void splitStartAndEndNodeSubtree(Node*& startNode, int startOffset, Node*& endNode, int endOffset, Node*& commonParent,
+ QValueList<int>& commonParentStartChildLocation,
+ QValueList<int>& commonParentEndChildLocation,
+ NodeSelection& cursorHolder,
+ Node* subTree, NodeModifsSet* modifs, bool extractInlineParentNodes = true);
+
+ /**
+ * If n and n2 are both Text or Empty Nodes, merge them into one.
+ * WARNING if merging occurs, n2 is deleted.
+ * @param modifs The changes made are logged into modifs.
+ * @param mergeTextOnly Specify if we should only merge text Nodes, not empty ones.
+ * @return Returns true if the Nodes were merged, else false.
+ */
+ static bool mergeNodes(Node *n, Node *n2, NodeModifsSet *modifs, bool mergeTextOnly = false);
+
+ static bool mergeNodes(Node *n, Node *n2, NodeSelection& cursorHolder, NodeModifsSet *modifs, bool mergeTextOnly = false);
+
+ /**
+ * This function will navigate through the Nodes from startNode to endNode and
+ * merge identical inline Nodes as well as text Nodes.
+ * @param startNode The node from which the merge starts.
+ * @param endNode The node from which the merge ends.
+ * @param modifs The usual modifs, to log the changes.
+ * <TEMPORARY> : We want to keep track of the cursor position. TODO : cursor class
+ * @param cursorNode The cursor is inside cursorNode.
+ * @param cursorOffset The offset of the cursor inside cursorNode.
+ * </TEMPORARY>
+ */
+ static void mergeInlineNode(Node *startNode, Node *endNode, Node **cursorNode,
+ long &cursorOffset, NodeModifsSet *modifs);
+
+
+ /** ----------------------- NODE MODIFICATIONS -------------------------------------*/
+
+ /**
+ * Computes the end position of a string starting at pos (bLine, bCol).
+ * @param tagString The tagString, representing usually a tag string ;-)
+ * @param bLine The line of the first letter of tagString.
+ * @param bCol The column of the first letter of tagString.
+ * @param eLine Returns the line of the last letter of tagString.
+ * @param eCol Returns the col of the last letter of tagString.
+ */
+ static void getEndPosition(const QString & tagString, int bLine, int bCol, int &eLine, int &eCol);
+
+ /**
+ * It behaves essentially like the above function except that the string is the Tag String of Node.
+ * @param node The tag string is taken from node.
+ */
+ static void getEndPosition(Node *node, int bLine, int bCol, int &eLine, int &eCol);
+
+ /**
+ * Set the tag string of node, and update the start/end position of the Node.
+ * @param node The node which get the new tag string.
+ * @param newTagString The new tag String :-)
+ * @param modifs The changes made are logged into modifs.
+ */
+ static void setTagString(Node *node, const QString &newTagString, NodeModifsSet* modifs);
+
+ /**
+ * This function behaves essentially like the above function except that all the others Nodes' position
+ * are updated too.
+ */
+ static void setTagStringAndFitsNodes(Node *node, const QString &newTagString, NodeModifsSet* modifs);
+
+ /**
+ * This function behaves exactly like Node::editAttribute except that the change is logged inside a NodeModifsSet.
+ */
+ static void editNodeAttribute(Node* node, const QString& name, const QString& value, NodeModifsSet* modifs);
+
+ /**
+ * Gets the location of a Node in a pointer-independant suit of ints e.g. 1,3,5 means
+ * that the node is the fifth child of the third child of the root Node. Efficient when
+ * deleting the Node tree and rebuilding it when switching between Documents.
+ * @param node The Node we want the location.
+ * @return Returns the location.
+ */
+ static QValueList<int> getLocation(Node* node);
+
+ /**
+ * It behaves essentially like the above function except that it operate on DOM::Nodes.
+ */
+ static QValueList<int> getLocation(DOM::Node domNode);
+
+ /**
+ * Get the node corresponding to a location. See the above function.
+ * @param loc We want the Node from this location.
+ * @return Returns the Node at location loc.
+ */
+ static Node* getNodeFromLocation(QValueList<int> loc);
+
+ /**
+ * Similar to the above function but instead of using baseNode it uses the passes Node tree.
+ * @param nodeTree Node tree where to get the location.
+ */
+ static Node* getNodeFromLocation(QValueList<int> loc, Node* nodeTree);
+
+ /**
+ * It behaves essentially like the above function except that it operate on DOM::Nodes.
+ * @rootNode It needs the root Node of the DOM::Node Tree i.e. the document() Node.
+ */
+ static DOM::Node getNodeFromLocation(QValueList<int> loc, DOM::Node rootNode);
+
+ /**
+ * Get the node corresponding to a sublocation.
+ * @param loc A location of a Node.
+ * @locOffset We want the (totalNumberOfParent - locOffset)th parent of Node.
+ * @return Returns a parent of the node pointed by loc.
+ */
+ static Node* getNodeFromSubLocation(QValueList<int> loc, int locOffset);
+
+ static Node* getNodeFromSubLocation(QValueList<int> loc, int locOffset, Node* nodeTree);
+
+ /**
+ * A enumeration for kafkaCommon::compareNodePosition().
+ */
+ enum position
+ {
+ //It means that it is a previous sibling (not the dom/dom_node.h definition, but rather
+ // the node.h definition)
+ isBefore = 0,
+ //It is the same Node.
+ isAtTheSamePosition,
+ //It means that it is a next sibling (in the node.h way).
+ isAfter,
+ //guess what?
+ positionError
+ };
+
+ /**
+ * Compare the position of two Nodes.
+ * e.g. (pos1)->next = (pos2); compareNodePosition(n1, n2) == kafkaCommon::before.
+ * @param pos1 The location of the Node to compare.
+ * @param pos2 The location of the Node to be compared to.
+ * @return Return a kafkaCommon::position flag.
+ */
+ static int compareNodePosition(QValueList<int> pos1, QValueList<int> pos2);
+
+ /**
+ * It behave essentially like the above function except that it is based on Nodes.
+ */
+ static int compareNodePosition(Node *n1, Node *n2);
+
+ /**
+ * Compare n1 and n2's node type, node name, and node attributes.
+ * @return Returns true if there are indentical.
+ */
+ static bool compareNodes(Node *n1, Node *n2);
+
+ /**
+ * Get the node's depth in the tree.
+ * @param node The node we want the depth.
+ * @return Returns the depth of node. It is basically the number of parents of node.
+ * It will return 0 if node has no parent Nodes, and -1 if node doesn't exists.
+ */
+ static int nodeDepth(Node *node);
+
+ /**
+ * Looks if node has a parent which is named name.
+ * @return Returns the first parent which is named name or 0L if not found.
+ */
+ static Node* hasParent(Node *node, const QString &name);
+
+ /**
+ * Tries to find the common parent to startNode and endNode, in the same conditions as above.
+ */
+ static Node* hasParent(Node* startNode, Node* endNode, const QString &name);
+
+
+ /** ----------------- DOM::NODE TREE MODIFICATIONS --------------------*/
+
+ /**
+ * Insert a DOM::Node in the DOM::Node tree. It takes care to handle the exceptions.
+ * WARNING : The postEnhancement is not done (cf htmlenhancer.h)
+ * Prefer using KafkaDocument::insertDomNode()
+ * @param node The node to insert.
+ * @param parent The new parent of node. If null, insert node at the top level.
+ * @param nextSibling The new next sibling of node. If null, append node at the end of the child list.
+ * @param rootNode The root DOM::Node of the DOM::Node tree. Useful when no parent is provided.
+ * @return Returns true if the operation was successfull.
+ */
+ static bool insertDomNode(DOM::Node node, DOM::Node parent = DOM::Node(),
+ DOM::Node nextSibling = DOM::Node(), DOM::Node rootNode = DOM::Node());
+
+
+ /**
+ * Removes a DOM::Node from the DOM::Node Tree. It takes care to handle the exceptions.
+ * WARNING : The postUnenhancement is not done (cf htmlenhancer.h)
+ * Prefer using KafkaDocument::removeDomNode()
+ * @param node The Node to remove from the tree.
+ * @retun Returns true if the operation was successfull..
+ */
+ static bool removeDomNode(DOM::Node node);
+
+
+ /** --------------------- DOM::NODE MODIFICATIONS ---------------------- */
+
+ /**
+ * Create a new DOM::Node. It takes care to check if nodeName is valid.
+ * @param nodeName The DOM::Node's name.
+ * @param dtd The currently used dtd.
+ * @param rootNode The rootNode is needed in order to create a new DOM::Node.
+ * @return Returns the DOM::Node created or a null DOM::Node if nodeName is invalid.
+ */
+ static DOM::Node createDomNode(const QString &nodeName, const DTDStruct* dtd, DOM::Document rootNode);
+
+ /**
+ * It behaves essentially like the above function.
+ * @param node The DOM::Node will be created with node's name.
+ */
+ static DOM::Node createDomNode(Node *node, DOM::Document rootNode);
+
+ /**
+ * Create a new Text Node.
+ * @param textString The text inside the new text DOM::Node.
+ * @param rootNode The rootNode is needed in order to create a new Text DOM::Node.
+ * @return a new text DOM::Node.
+ */
+ static DOM::Node createTextDomNode(const QString &textString, DOM::Document rootNode);
+
+ /**
+ * Create a new attribute and check if the attrName can have this attribute.
+ * @param nodeName The node name of the DOM::Node which will get this attribute.
+ * @param dtd The currently used dtd.
+ * @param attrName The name of the new attribute.
+ * @param attrValue The value of the new attribute.
+ * @param rootNode The rootNode is needed in order to create a new Attribute.
+ * @return Returns the new Attribute or a null DOM::Node if attrName is invalid.
+ */
+ static DOM::Node createDomNodeAttribute(const QString &nodeName, const DTDStruct* dtd,
+ const QString &attrName, const QString &attrValue, DOM::Document rootNode);
+
+ /**
+ * It behaves essentially like the above function.
+ * @param node The corresponding DOM::Node of node will get the attribute. It don't add the attribute.
+ */
+ static DOM::Node createDomNodeAttribute(Node* node, const QString &attrName, DOM::Document rootNode);
+
+ /**
+ * It behaves essentially like the above function except that it use the DOM::Node->Node* link to get the
+ * corresponding Node. So be sure that the link is set.
+ * @param node The node which will get the attribute. It don't add the attribute.
+ */
+ //static DOM::node createDomNodeAttribute(DOM::Node node, const QString &attrName,
+ // DOM::Document rootNode);
+
+ /**
+ * Append a new attribute to a DOM::Node.
+ * @param node The node which will get the new attribute.
+ * @param attr The new attribute to add.
+ * @return Returns if the operation was successfull.
+ */
+ static bool insertDomNodeAttribute(DOM::Node node, DOM::Node attr);
+
+ /**
+ * It behaves essentially like the above function except that if the attribute doesn't exist, it will create it,
+ * and then it fills the attribute with attrValue.
+ * @param nodeName The name of the Node corresponding to node.
+ * @param dtd The currently used DTD.
+ * @param attrName The name of the (new) Attribute.
+ * @param attrValue The value of the new Attribute.
+ * @param rootNode The rootNode is needed in order to create a new Attribute.
+ * @return Returns if the operation was successfull.
+ */
+ static bool editDomNodeAttribute(DOM::Node node, const QString &nodeName, const DTDStruct* dtd,
+ const QString &attrName, const QString &attrValue, DOM::Document rootNode);
+
+ /**
+ * It behaves essentially like the above function.
+ * @param node The DOM::Node comes from this node.
+ */
+ static bool editDomNodeAttribute(DOM::Node domNode, Node* node,
+ const QString &attrName, const QString &attrValue, DOM::Document rootNode);
+
+ /**
+ * Looks if domNode has a parent which is named name.
+ * @return Returns the first parent which is named name or an empty DOM::Node if not found.
+ */
+ static DOM::Node hasParent(DOM::Node domNode, const QString &name);
+
+ /**
+ * Returns the position of the child domNode.
+ * @param domNode This is the DOM::Node we want the position.
+ * @return Returns the position of domNode inside domNode's parent's children or -1 if not found.
+ */
+ static int childPosition(DOM::Node domNode);
+
+ /**
+ * Returns the position'th child of parentNode.
+ * @param parentNode The parent Node of the node to return.
+ * @param position We return the position'th child Node.
+ * @param fallback If set to true, it will always return a valid Node (except if there is no child!!)
+ */
+ static DOM::Node getChildNode(DOM::Node parentNode, int position, bool fallback = false);
+
+ /**
+ * Specify if a DOM::Node is inline (as specified in isInline()) or text.
+ * @return true if it is an inline Node.
+ */
+ static bool isInline(DOM::Node domNode);
+
+ /**
+ * Specify if parent supports the siblings DOM::Nodes starting from startNode to endNode
+ * according to the DTD dtd.
+ */
+ static bool parentSupports(DOM::Node parent, DOM::Node startNode, DOM::Node endNode,
+ const DTDStruct* dtd);
+
+
+ /** ----------------------- MISCELLANEOUS -------------------------------------*/
+
+ /**
+ * TEMPORARY, HTML specific
+ * @return Returns true if it is a inline Node. Official DTD List, unlike getNodeDisplay().
+ */
+ static bool isInline(const QString &nodename);
+
+ /**
+ * Prints in stdout the current DOM::Node tree.
+ * @param rootNode The root Node of the DOM::Node Tree (usually document())
+ * @param indent The indentation.
+ */
+ static void coutDomTree(DOM::Node rootNode, int indent);
+
+ /**
+ * Prints in stdout the current Node tree.
+ * @param node The startNode
+ * @param indent The number of little dots per parent relationship.
+ */
+ static void coutTree(Node *node, int indent);
+
+ /**
+ * Returns whether a range is surrounded by a tag.
+ * @param start_node The start of the range to be checked.
+ * @param end_node The end of the range to be checked.
+ * @param tag_name The name of the tag, e.g., "strong".
+ * @return -1 is not inside tag_name
+ * 1 is inside tag_name
+ * 0 mixed
+ */
+ static int isInsideTag(Node* start_node, Node* end_node, QString const& tag_name);
+
+ static int isInsideTag(Node* start_node, Node* end_node, QString const& tag_name,
+ QString const& attribute_name, QString const& attribute_value);
+
+ /**
+ * Return whether the offset is placed between two words in a text node.
+ * @pre node is a Node of type text.
+ * @pre offset >= 0
+ * @param node The text node to be checked.
+ * @param offset The position in text we want to see if it's between words.
+ * @return true if is a space between words or if it's in the limit of a word.
+ */
+ static bool isBetweenWords(Node* node, int offset);
+
+ /**
+ * Set node and offset to the beggining of the word
+ * @pre node is a text node.
+ * @pre isBetweenWords
+ * @param node The text node, which will be changed (or not) to the start of the word.
+ * @param offset The current offset of the text node which will be changed (or not) to the start of the word.
+ * @return the offset of the beggining of the word
+ */
+ static void getStartOfWord(Node*& node, int& offset);
+
+ /**
+ * Same as above, but will get the end of the word
+ */
+ static void getEndOfWord(Node*& node, int& offset);
+
+ /**
+ * Set node and offset to the beggining of the paragraph.
+ * The distinction between inline/block nodes is used here.
+ * @param node
+ * @param offset
+ */
+ static void getStartOfParagraph(Node*& node, int& offset);
+
+ static void getEndOfParagraph(Node*& node, int& offset);
+
+private:
+ /**
+ * Split the last valid start parent (commonParentStartChild) into two.
+ * This and the method above are related and are used in sequence.
+ * The following tree:
+ * <body>
+ * <b> --> commonParent
+ * <i> --> commonParentStartChild
+ * select|
+ * here --> startNode
+ * </i>
+ * continue
+ * <u>
+ * stop|more
+ * </u>
+ * text
+ * </b>
+ * <body>
+ * Is changed to:
+ * <body>
+ * <b>
+ * <i>
+ * select|
+ * </i>
+ * </b>
+ * <b>
+ * <i>
+ * here
+ * </i>
+ * continue
+ * <u>
+ * stop|more
+ * </u>
+ * text
+ * </b>
+ * </body>
+ * @param startNode The node where a selection starts, for example.
+ * @param commonParent This is the common parent between start and end node.
+ * @param commonParentStartChildLocation The first child of commonParent which is parent of startNode
+ * @param modifs The changes made are logged into modifs.
+ */
+ static void splitStartNodeSubtree(Node* startNode, Node* commonParent,
+ QValueList<int>& commonParentStartChildLocation, NodeModifsSet* modifs);
+ /**
+ * Split the last valid start parent (commonParentStartChild) into two.
+ * The following tree:
+ * <body>
+ * <b> --> commonParent
+ * <i> --> commonParentStartChild
+ * select|
+ * here
+ * </i>
+ * continue
+ * <u> --> commonParentEndChild
+ * stop| --> endNode
+ * more
+ * </u>
+ * text
+ * </b>
+ * <body>
+ * Is changed to:
+ * <body>
+ * <b>
+ * <i>
+ * select|here
+ * </i>
+ * continue
+ * <u>
+ * stop|
+ * </u>
+ * </b>
+ * <b>
+ * <u>
+ * more
+ * </u>
+ * text
+ * </b>
+ * </body>
+ * @param endNode The node where a selection ends, for example.
+ * @param commonParent This is the common parent between start and end node.
+ * @param commonParentStartChildLocation The first child of commonParent which is parent of startNode.
+ * @param commonParentEndChildLocation The first child of commonParent which is parent of endNode.
+ * @param subTree True if we are dealing with a tree that doesn't belong to the current document.
+ * @param modifs The changes made are logged into modifs.
+ */
+ static void splitEndNodeSubtree(Node* endNode, Node* commonParent,
+ QValueList<int>& commonParentStartChildLocation,
+ QValueList<int>& commonParentEndChildLocation,
+ bool subTree, NodeModifsSet* modifs);
+};
+
+#endif