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1178 lines
53 KiB
1178 lines
53 KiB
/***************************************************************************
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kafkacommon.h
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-------------------
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copyright : (C) 2003, 2004 - Nicolas Deschildre
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email : ndeschildre@kdewebdev.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef KAFKACOMMON_H
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#define KAFKACOMMON_H
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#include <tqvaluelist.h>
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#include <dom/dom_node.h>
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namespace DOM
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{
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class Document;
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}
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class Node;
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class NodeModifsSet;
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class NodeSelection;
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class NodeSelectionInd;
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class Document;
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struct DTDStruct;
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/**
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* For heavy debug including Node Tree in stdout printing, a DOM::Node tree widget.
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*/
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//#define HEAVY_DEBUG
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/**
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* Light debugging, including functions name in stdout printing.
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*/
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//#define LIGHT_DEBUG
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/** This class gathers all the basic functions needed by kafka.
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* It's very useful for manipulating nodes.
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*/
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class kafkaCommon
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{
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public:
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kafkaCommon() {}
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~kafkaCommon() {}
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/** ----------------------- NODE & DOM::NODE TREE NAVIGATION -------------------------------------*/
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/**
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* This function returns the next Node after node : the first child of
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* node if available, else its next sibling if available, else the next
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* available next sibling of a parent of node.
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* @param _node It is the Node from which we want the next Node.
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* @param goUp This boolean specifies if we should go up (torwards the root Node)
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* i.e. not looking at the childs of node, or make a standart iteration.
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* For a normal use, It must be set to false at the
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* beginning and then the same boolean must be used when using
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* several times this function.
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* @param endNode Specifies at which Node the search should end.
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* @return Returns the next Node.
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*/
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static Node* getNextNode(Node *node, bool &goUp, Node *endNode = 0L);
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/**
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* It behaves essentially like the above function except that it will skip empty Nodes.
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*/
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static Node* getNextNodeNE(Node *node, bool &goUp, Node *endNode = 0L);
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/**
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* This function returns the prev Node after node.
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*/
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static Node* getPrevNode(Node *node, Node *endNode = 0L);
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/**
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* It behaves essentially like the above function except that it will skip empty Nodes.
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*/
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static Node* getPrevNodeNE(Node *node, Node *endNode = 0L);
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/**
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* Returns the first common parent to startNode and endNode that isn't inline.
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* @param startNode Start node.
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* @param endNode End node.
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* @param commonParentStartChildLocation Is the child of commonParent which is parent of startNode
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* @param commonParentEndChildLocation Is the child of commonParent which is parent of endNode
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* @param nodeSubtree When startNode and endNode doesn't belong to the current document tree. Pass 0 if they do.
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* @return The first, non inline, common parent of startNode and endNode.
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*/
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static Node* DTDGetNonInlineCommonParent(Node* startNode, Node* endNode,
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TQValueList<int>& commonParentStartChildLocation,
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TQValueList<int>& commonParentEndChildLocation, Node* nodeSubtree);
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/**
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* Same as above, only that the common parent can be inline.
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*/
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static Node* DTDGetCommonParent(Node* startNode, Node* endNode,
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TQValueList<int>& commonParentStartChildLocation,
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TQValueList<int>& commonParentEndChildLocation, Node* nodeSubtree);
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/**
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* This function returns the next DOM::Node after node : the first child of
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* DOM::Node if available, else its next sibling if available, else the next
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* available next sibling of a parent of node.
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* @param node The DOM::Node the search starts from.
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* @param goUp This boolean specifies if we should go up or down in the tree.
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* For a normal use, It must be set to false at the
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* beginning and then the same boolean must be used when using
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* several times this function.
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* @param returnParentNode Specifies if there are no child and next sibling, if
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* we should return the parent.
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* @param endNode Specifies at which DOM::Node the search should end. It is useful
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* when setting returnParentNode to false.
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* @return the next Node.
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*/
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static DOM::Node getNextDomNode(DOM::Node node, bool &goUp, bool returnParentNode = false,
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DOM::Node endNode = DOM::Node());
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/**
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* This function returns the previous Node after node.
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* @return Returns the previous DOM::Node of node.
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*/
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static DOM::Node getPrevDomNode(DOM::Node node, DOM::Node endNode = DOM::Node());
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/**
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* If node is not a text node or the cursor is at the end of node's tag string, this method return the next
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* text node at offset 0, or a null pointer.
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* This is particular useful when finding start and end nodes of a selection, because you can have a closing node
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* as the start node, etc.
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* @param startNode The current start node. startNode isn't changed inside the method.
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* @param startOffset The current start offset. startOffset is changed inside the method.
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* @return The next text node or a null pointer.
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*/
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static Node* getCorrectStartNode(Node* startNode, int& startOffset);
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/**
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* If node is not a text node or the cursor is at the beggining of node's tag string, this method return the previous
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* text node at offset at the end of the tag string, or a null pointer.
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* This is particular useful when finding start and end nodes of a selection, because you can have a closing node
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* as the start node, etc.
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* @param endNode The current start node.
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* @param endOffset The current start offset.
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* @return The next text node or a null pointer.
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*/
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static Node* getCorrectEndNode(Node* endNode, int& endOffset);
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/**
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* Get the first child of commonParent which is parent of node
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* @param node
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* @param commonParent
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* @return
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*/
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static Node* getCommonParentChild(Node* node, Node* commonParent);
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/** ----------------------- NODE INDENTATION STUFF -------------------------------------*/
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/**
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* This function takes care to modify the current node or/and the next sibling in order to have a nice
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* indentation. WARNING it doesn't create the necessary Nodes. Call fitIndentationNodes first.
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* @param node Apply nice indentation to this Node.
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* @param nbOfSpaces Specifies the number of spaces the minimal indentation must be.
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* @param nbOfTabs Specifies the number of tabs the minimal indentation must be.
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* @param modifs The changes made are logged into modifs.
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* @param inlineNodeIndentation
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* If true:
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* <body>Text</body>
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* else:
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* <body>
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* Text
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* </body>
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*/
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static void applyIndentation(Node *node, int nbOfSpaces, int nbOfTabs, NodeModifsSet *modifs,
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bool inlineNodeIndentation = false);
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/**
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* Create/Delete the necessary Empty Nodes between n1 and n2 so that a nice indentation can be
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* generated by the undoRedo system. The undoRedo system can't create itself these Nodes
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* because it will create them only during the synchronization, making all the TQValueList<int>
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* Nodes location wrong.
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* WARNING n1 and n2 must be siblings or parent-child. If there are sibling and n1 is a XmlTag,
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* n1 should not have non empty childs.
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* @param n1 The start node.
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* @param n2 The end node.
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* @param modifs The changes made are logged into modifs.
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*/
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static void fitIndentationNodes(Node *n1, Node *n2, NodeModifsSet *modifs);
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/**
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* Fits the Nodes positions after a change in the Node tree.
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* @param startNode The Node where the update of the Node positions starts.
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* @param colMovement The number of columns that should be
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* added/retrieved from the column position. It is the difference of the new last char col position and the
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* old last char col position.
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* @param lineMovement The number of lines that should be
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* added/retrieved from the line position. It is the difference of the number of lines of the new tag string
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* and the number of lines of the old tag string.
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* @param colEnd The column position where the update should stop.
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* @param lineEnd The line position where the update should stop.
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*/
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static void fitsNodesPosition(Node* startNode, int colMovement, int lineMovement = 0,
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int colEnd = -2, int lineEnd = -2);
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/**
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* Get the display type of a Node. NOT an official list, more a little hack to
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* handle the indentation. Text are inline. The rest return an error.
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* @param closingNodeToo Specifies if we consider that closing Node have the same type as
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* their opening tag.
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* @return Returns the type.
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*/
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static int getNodeDisplay(Node *node, bool closingNodeToo);
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//the enumeration of the different display types
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enum nodeDisplay
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{
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noneDisplay = 0,
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inlineDisplay,
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blockDisplay,
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errorDisplay
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};
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/**
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* Remove the indentation whitespaces in a string
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* e.g. this function returns : " a b cd " for parameter: " a b cd "
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* @param string The text to modify.
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* @param removeAllSpacesAtTheLeft Specifies if it should remove ALL spaces in the left
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* unlike the above example.
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* @param removeAllSpacesAtTheRight Specifies if it should remove ALL spaces in the right
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* unlike the above example.
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* @return Returns the modified string.
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*/
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static TQString removeUnnecessaryWhitespaces(const TQString &string,
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bool removeAllSpacesAtTheLeft = false, bool removeAllSpacesAtTheRight = false);
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/** ----------------------- NODE TREE MODIFICATIONS -------------------------------------*/
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/**
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* Create a simple Node, without taking care of building the closing Node.
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* @param nodeName The name of the Node.
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* @param tagString The String of the tag as it will appears in the editor.
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* @param nodeType The node type, cf Tag::TokenType
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* @param doc The document the Node will belong to.
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* @return Returns the newly created node.
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*/
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static Node* createNode(const TQString &nodeName, const TQString &tagString, int nodeType,
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Document *doc);
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/**
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* Restore a Node that has been pasted, i.e., his doc and dtd pointers.
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* @param node The Node to be restored.
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* @param doc The document the Node will belong to.
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*/
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static void restorePastedNode(Node* node, Document* doc);
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/**
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* Create a !doctype Node with all the necessary attributes. It has a child and a closing Node.
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* @param doc It needs the document where the !doctype node will be inserted in order to
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* build the right attributes.
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*/
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static Node *createDoctypeNode(Document *doc);
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/**
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* Create a <?xml ... ?> Node. It has a child and a closing Node.
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* @param doc It needs the document where the xml node will be inserted.
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* @param encoding The encoding to use (usually get it with quantaApp->defaultEncoding())
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*/
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static Node *createXmlDeclarationNode(Document *doc, const TQString &encoding);
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/**
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* Create a node subtree which contains the mandatory Nodes in order to be DTD compliant.
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* e.g. TABLE alone isn't DTD compliant, this function will return TABLE->TR->TD.
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* WARNING : it won't log change thus node must NOT be in the Node tree.
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* @param node The root Node of the Node subtree.
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* @param doc The document the Node subtree will belong to.
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* @return Returns the last Node of the subtree or node if there was nothing to add.
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*/
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static Node* createMandatoryNodeSubtree(Node *node, Document *doc);
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/**
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* Insert node in the tree. WARNING This function will log that node was added.
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* WARNING : baseNode is used as the rootNode.
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* It will also try to merge text/Empty Nodes.
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* @param node The node to insert.
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* @param parentNode This Node will be the parent of node.
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* @param nextSibling This Node will be the next Sibling of Node. If null, node will be appended at
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* the child list of parentNode.
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* TODO: @param rootNode The rootNode of the tree we want to insert the Node (usually &baseNode).
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* @param modifs The changes made are logged into modifs. Put 0L if you don't want to log
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* and if you know what you're doing!
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* @param merge Try to merge with the siblings if possible.
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* @return Returns a pointer to the node inserted.
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*/
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static Node* insertNode(Node *node, Node* parentNode, Node* nextSibling,
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NodeModifsSet *modifs/**, Node **rootNode*/, bool merge = true);
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static Node* insertNode(Node *node, Node* parentNode, Node* nextSibling, NodeSelection& selection,
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NodeModifsSet *modifs, bool merge = true);
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/**
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* It behaves essentially like the above function except that it can "surround" a set of Nodes with the
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* new Node. Thus, the closing Node is created if necessary.
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* nextSibling and nextEndSibling MUST have the same parent. If not, use the
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* DTDinsertNode.
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* This function does not try to know if the location of the new Node is DTD valid.
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* @param newNode The new Node to insert.
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* @param parent The parent of the Node.
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* @param nextSibling The next sibling of the Node.
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* @param nextEndSibling The next sibling of the closing Node if created. If nextEndSibling ==
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* nextSibling, the closing Node will be placed at the right of the newly created Node.
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* All the Nodes between the new Node and its closing Tag will be moved as childs of the new Node.
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* @param modifs The changes made are logged into modifs.
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* @return Returns a pointer to the node inserted.
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*/
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static Node *insertNode(Node *newNode, Node *parent, Node *nextSibling, Node *nextEndSibling,
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NodeModifsSet *modifs, bool merge = true);
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/**
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* It behaves essentially like the above function except that it can split the endNodeToSurround and
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* startNodeToSurround if necessary, according to the offsets.
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* startNodeToSurround et endNodeToSurround MUST have the same parent. If not, use the last
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* DTDinsertNode.
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* This function does not try to know if the location of the new Node is valid.
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* @param startNodeToSurround The first Node which will be enclosed by the new Node.
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* @param endNodeToSurround The last Node which will be enclosed by the new Node.
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* @param startOffset The first Node will be splitted at offset startOffset, the right part will be enclosed.
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* @param endOffset The last Node will be splitted at offset endOffset, the left part will be enclosed.
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*/
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static Node* insertNode(Node *newNode, Node *parent, Node *startNodeToSurround,
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Node *endNodeToSurround, int startOffset, int endOffset, NodeModifsSet *modifs);
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/**
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* It behaves essentially like the above function except that it will insert the new Node only
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* if the DTD allows it. The new Tag can surround any subtree. If
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* necessary, several copies of the Node will be used.
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* This function takes care of the DTD validity of the Nodes created.
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* It will build the necessary mandatory Nodes (e.g. insertion of TABLE will also insert TR and TD).
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* This is the key function making the toolbars working.
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* @param startNode The first Node which must be surrounded by the new Node.
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* @param startOffset If firstNode is a text, specify at which offset the new Node must begin to surround.
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* @param endNode The last Node which must be surrounded by the new Node.
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* @param endOffset If endNode is a text, specify at which offset the new Node must stop to surround.
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* @param doc The document is needed in order to build the mandatory Node tree if necessary.
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* <TEMPORARY> : We want to keep track of the cursor position. TODO : cursor class
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* @param cursorNode The cursor is inside cursorNode.
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* @param cursorOffset The offset of the cursor inside cursorNode.
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* </TEMPORARY>
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* @return Returns false if it wasn't possible to insert the tag because e.g. of an invalid parent.
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*/
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static bool DTDinsertNode(Node *newNode, Node *startNode, int startOffset, Node *endNode,
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int endOffset, Document *doc, Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs);
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/**
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* It behaves essentially like the above function except that it will try first to remove newNode
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* from the area, by calling DTDExtractNode. If newNode wasn't present, it will then insert it by
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* calling DTDinsertNode.
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* This is the key function making the toolbars working.
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* @return Returns true if a modification was done (Node inserted/removed)
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*/
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static bool DTDinsertRemoveNode(Node *newNode, Node *startNode, int startOffset, Node *endNode,
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int endOffset, Document *doc, Node **cursorNode, long &cursorOffset, NodeModifsSet *modifs);
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/**
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* Insert a node subtree in the tree. WARNING This function will log that the nodes were added.
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* WARNING : baseNode is used as the rootNode.
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* It will also try to merge text/Empty Nodes.
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* @param node The root node of the Node subtree to insert.
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* @param parentNode This Node will be the parent of node.
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* @param nextSibling This Node will be the next Sibling of Node. If null, node will be appended at
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* the child list of parentNode.
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* @param modifs The changes made are logged into modifs. Put 0L if you don't want to log
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* and if you know what you're doing!
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* @param merge Try to merge with the siblings if possible.
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* @return Returns a pointer to the node inserted.
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*/
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static Node* insertNodeSubtree(Node *node, Node* parentNode, Node* nextSibling,
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NodeModifsSet *modifs, bool merge = true);
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/**
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* It behaves essentially like the above function except that it can "surround" a set of Nodes with the
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* new Node. Thus, the closing Node is created if necessary.
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* nextSibling and nextEndSibling MUST have the same parent. If not, use the
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* DTDinsertNode.
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* The Node Subtree MUST be a single-Node-per-parent subtree.
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* This function does not try to know if the location of the new Node is DTD valid.
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* @param node The root node of the Node subtree to insert.
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* @param parent The parent of the Node.
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* @param nextSibling The next sibling of the Node.
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* @param nextEndSibling The next sibling of the closing Node if created. If nextEndSibling ==
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* nextSibling, the closing Node will be placed at the right of the newly created Node.
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* All the Nodes between the new Node and its closing Tag will be moved as childs of the
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* last Node of the Node subtree..
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* @param modifs The changes made are logged into modifs.
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* @return Returns a pointer to the node inserted.
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*/
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static Node* insertNodeSubtree(Node *node, Node* parentNode, Node* nextSibling,
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Node* nextEndSibling, NodeModifsSet *modifs, bool merge = true);
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/**
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* Split the Nodes as necessary, then check that the subtree is allowed to be inserted
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* and then insert the subtree.
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* @param node The root node of the Node subtree to insert.
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* @param selection contains the cursor Node where the insertion will take place.
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* @param modifs The changes made are logged into modifs.
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*/
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static Node* DTDInsertNodeSubtree(Node *node, NodeSelectionInd& selection,
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Node **cursorNode, long& cursorOffset, NodeModifsSet *modifs);
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static Node* DTDInsertNodeSubtree(Node* newNode, Node* parentNode, Node* nextSibling,
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NodeSelection& cursorHolder, NodeModifsSet *modifs);
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/**
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* Create a Node of name nodeName, of type nodeType, (see tag.h) connected to the document doc,
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* and nextSibling as Node's next sibling.
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* This function does not try to know if the location of the new Node is valid.
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* @param nodeName The node's name of the node to create.
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* @param tagString The string of the tag.
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* @param nodeType The type of the Node cf Tag::TokenType.
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* @param doc The Node belongs to this Document.
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* @param parent The parent of the Node.
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* @param nextSibling The next sibling of the Node.
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* @return Returns a pointer to the newly created Node.
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*/
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static Node *createAndInsertNode(const TQString &nodeName, const TQString &tagString, int nodeType,
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Document *doc, Node* parent, Node* nextSibling, NodeModifsSet *modifs, bool merge = true);
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/**
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* 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 TQString &nodeName, const TQString &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 TQString &nodeName, const TQString &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 TQString &nodeName, const TQString &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 TQString &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,
|
|
TQValueList<int>& commonParentStartChildLocation,
|
|
TQValueList<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 TQString & 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 TQString &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 TQString &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 TQString& name, const TQString& 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 TQValueList<int> getLocation(Node* node);
|
|
|
|
/**
|
|
* It behaves essentially like the above function except that it operate on DOM::Nodes.
|
|
*/
|
|
static TQValueList<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(TQValueList<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(TQValueList<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(TQValueList<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(TQValueList<int> loc, int locOffset);
|
|
|
|
static Node* getNodeFromSubLocation(TQValueList<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(TQValueList<int> pos1, TQValueList<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 TQString &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 TQString &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 TQString &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 TQString &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 TQString &nodeName, const DTDStruct* dtd,
|
|
const TQString &attrName, const TQString &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 TQString &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 TQString &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 TQString &nodeName, const DTDStruct* dtd,
|
|
const TQString &attrName, const TQString &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 TQString &attrName, const TQString &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 TQString &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 TQString &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, TQString const& tag_name);
|
|
|
|
static int isInsideTag(Node* start_node, Node* end_node, TQString const& tag_name,
|
|
TQString const& attribute_name, TQString 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,
|
|
TQValueList<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,
|
|
TQValueList<int>& commonParentStartChildLocation,
|
|
TQValueList<int>& commonParentEndChildLocation,
|
|
bool subTree, NodeModifsSet* modifs);
|
|
};
|
|
|
|
#endif
|