+++ /dev/null
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- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
- <title>The source code</title>
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
-</head>
-<body onload="prettyPrint();">
- <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
-<div id="cls-Ext.tree.DefaultSelectionModel"></div>/**
- * @class Ext.tree.DefaultSelectionModel
- * @extends Ext.util.Observable
- * The default single selection for a TreePanel.
- */
-Ext.tree.DefaultSelectionModel = Ext.extend(Ext.util.Observable, {
-
- constructor : function(config){
- this.selNode = null;
-
- this.addEvents(
- <div id="event-Ext.tree.DefaultSelectionModel-selectionchange"></div>/**
- * @event selectionchange
- * Fires when the selected node changes
- * @param {DefaultSelectionModel} this
- * @param {TreeNode} node the new selection
- */
- 'selectionchange',
-
- <div id="event-Ext.tree.DefaultSelectionModel-beforeselect"></div>/**
- * @event beforeselect
- * Fires before the selected node changes, return false to cancel the change
- * @param {DefaultSelectionModel} this
- * @param {TreeNode} node the new selection
- * @param {TreeNode} node the old selection
- */
- 'beforeselect'
- );
-
- Ext.apply(this, config);
- Ext.tree.DefaultSelectionModel.superclass.constructor.call(this);
- },
-
- init : function(tree){
- this.tree = tree;
- tree.mon(tree.getTreeEl(), 'keydown', this.onKeyDown, this);
- tree.on('click', this.onNodeClick, this);
- },
-
- onNodeClick : function(node, e){
- this.select(node);
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-select"></div>/**
- * Select a node.
- * @param {TreeNode} node The node to select
- * @return {TreeNode} The selected node
- */
- select : function(node, /* private*/ selectNextNode){
- // If node is hidden, select the next node in whatever direction was being moved in.
- if (!Ext.fly(node.ui.wrap).isVisible() && selectNextNode) {
- return selectNextNode.call(this, node);
- }
- var last = this.selNode;
- if(node == last){
- node.ui.onSelectedChange(true);
- }else if(this.fireEvent('beforeselect', this, node, last) !== false){
- if(last && last.ui){
- last.ui.onSelectedChange(false);
- }
- this.selNode = node;
- node.ui.onSelectedChange(true);
- this.fireEvent('selectionchange', this, node, last);
- }
- return node;
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-unselect"></div>/**
- * Deselect a node.
- * @param {TreeNode} node The node to unselect
- * @param {Boolean} silent True to stop the selectionchange event from firing.
- */
- unselect : function(node, silent){
- if(this.selNode == node){
- this.clearSelections(silent);
- }
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-clearSelections"></div>/**
- * Clear all selections
- * @param {Boolean} silent True to stop the selectionchange event from firing.
- */
- clearSelections : function(silent){
- var n = this.selNode;
- if(n){
- n.ui.onSelectedChange(false);
- this.selNode = null;
- if(silent !== true){
- this.fireEvent('selectionchange', this, null);
- }
- }
- return n;
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-getSelectedNode"></div>/**
- * Get the selected node
- * @return {TreeNode} The selected node
- */
- getSelectedNode : function(){
- return this.selNode;
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-isSelected"></div>/**
- * Returns true if the node is selected
- * @param {TreeNode} node The node to check
- * @return {Boolean}
- */
- isSelected : function(node){
- return this.selNode == node;
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-selectPrevious"></div>/**
- * Selects the node above the selected node in the tree, intelligently walking the nodes
- * @return TreeNode The new selection
- */
- selectPrevious : function(/* private */ s){
- if(!(s = s || this.selNode || this.lastSelNode)){
- return null;
- }
- // Here we pass in the current function to select to indicate the direction we're moving
- var ps = s.previousSibling;
- if(ps){
- if(!ps.isExpanded() || ps.childNodes.length < 1){
- return this.select(ps, this.selectPrevious);
- } else{
- var lc = ps.lastChild;
- while(lc && lc.isExpanded() && Ext.fly(lc.ui.wrap).isVisible() && lc.childNodes.length > 0){
- lc = lc.lastChild;
- }
- return this.select(lc, this.selectPrevious);
- }
- } else if(s.parentNode && (this.tree.rootVisible || !s.parentNode.isRoot)){
- return this.select(s.parentNode, this.selectPrevious);
- }
- return null;
- },
-
- <div id="method-Ext.tree.DefaultSelectionModel-selectNext"></div>/**
- * Selects the node above the selected node in the tree, intelligently walking the nodes
- * @return TreeNode The new selection
- */
- selectNext : function(/* private */ s){
- if(!(s = s || this.selNode || this.lastSelNode)){
- return null;
- }
- // Here we pass in the current function to select to indicate the direction we're moving
- if(s.firstChild && s.isExpanded() && Ext.fly(s.ui.wrap).isVisible()){
- return this.select(s.firstChild, this.selectNext);
- }else if(s.nextSibling){
- return this.select(s.nextSibling, this.selectNext);
- }else if(s.parentNode){
- var newS = null;
- s.parentNode.bubble(function(){
- if(this.nextSibling){
- newS = this.getOwnerTree().selModel.select(this.nextSibling, this.selectNext);
- return false;
- }
- });
- return newS;
- }
- return null;
- },
-
- onKeyDown : function(e){
- var s = this.selNode || this.lastSelNode;
- // undesirable, but required
- var sm = this;
- if(!s){
- return;
- }
- var k = e.getKey();
- switch(k){
- case e.DOWN:
- e.stopEvent();
- this.selectNext();
- break;
- case e.UP:
- e.stopEvent();
- this.selectPrevious();
- break;
- case e.RIGHT:
- e.preventDefault();
- if(s.hasChildNodes()){
- if(!s.isExpanded()){
- s.expand();
- }else if(s.firstChild){
- this.select(s.firstChild, e);
- }
- }
- break;
- case e.LEFT:
- e.preventDefault();
- if(s.hasChildNodes() && s.isExpanded()){
- s.collapse();
- }else if(s.parentNode && (this.tree.rootVisible || s.parentNode != this.tree.getRootNode())){
- this.select(s.parentNode, e);
- }
- break;
- };
- }
-});
-
-<div id="cls-Ext.tree.MultiSelectionModel"></div>/**
- * @class Ext.tree.MultiSelectionModel
- * @extends Ext.util.Observable
- * Multi selection for a TreePanel.
- */
-Ext.tree.MultiSelectionModel = Ext.extend(Ext.util.Observable, {
-
- constructor : function(config){
- this.selNodes = [];
- this.selMap = {};
- this.addEvents(
- <div id="event-Ext.tree.MultiSelectionModel-selectionchange"></div>/**
- * @event selectionchange
- * Fires when the selected nodes change
- * @param {MultiSelectionModel} this
- * @param {Array} nodes Array of the selected nodes
- */
- 'selectionchange'
- );
- Ext.apply(this, config);
- Ext.tree.MultiSelectionModel.superclass.constructor.call(this);
- },
-
- init : function(tree){
- this.tree = tree;
- tree.mon(tree.getTreeEl(), 'keydown', this.onKeyDown, this);
- tree.on('click', this.onNodeClick, this);
- },
-
- onNodeClick : function(node, e){
- if(e.ctrlKey && this.isSelected(node)){
- this.unselect(node);
- }else{
- this.select(node, e, e.ctrlKey);
- }
- },
-
- <div id="method-Ext.tree.MultiSelectionModel-select"></div>/**
- * Select a node.
- * @param {TreeNode} node The node to select
- * @param {EventObject} e (optional) An event associated with the selection
- * @param {Boolean} keepExisting True to retain existing selections
- * @return {TreeNode} The selected node
- */
- select : function(node, e, keepExisting){
- if(keepExisting !== true){
- this.clearSelections(true);
- }
- if(this.isSelected(node)){
- this.lastSelNode = node;
- return node;
- }
- this.selNodes.push(node);
- this.selMap[node.id] = node;
- this.lastSelNode = node;
- node.ui.onSelectedChange(true);
- this.fireEvent('selectionchange', this, this.selNodes);
- return node;
- },
-
- <div id="method-Ext.tree.MultiSelectionModel-unselect"></div>/**
- * Deselect a node.
- * @param {TreeNode} node The node to unselect
- */
- unselect : function(node){
- if(this.selMap[node.id]){
- node.ui.onSelectedChange(false);
- var sn = this.selNodes;
- var index = sn.indexOf(node);
- if(index != -1){
- this.selNodes.splice(index, 1);
- }
- delete this.selMap[node.id];
- this.fireEvent('selectionchange', this, this.selNodes);
- }
- },
-
- <div id="method-Ext.tree.MultiSelectionModel-clearSelections"></div>/**
- * Clear all selections
- */
- clearSelections : function(suppressEvent){
- var sn = this.selNodes;
- if(sn.length > 0){
- for(var i = 0, len = sn.length; i < len; i++){
- sn[i].ui.onSelectedChange(false);
- }
- this.selNodes = [];
- this.selMap = {};
- if(suppressEvent !== true){
- this.fireEvent('selectionchange', this, this.selNodes);
- }
- }
- },
-
- <div id="method-Ext.tree.MultiSelectionModel-isSelected"></div>/**
- * Returns true if the node is selected
- * @param {TreeNode} node The node to check
- * @return {Boolean}
- */
- isSelected : function(node){
- return this.selMap[node.id] ? true : false;
- },
-
- <div id="method-Ext.tree.MultiSelectionModel-getSelectedNodes"></div>/**
- * Returns an array of the selected nodes
- * @return {Array}
- */
- getSelectedNodes : function(){
- return this.selNodes.concat([]);
- },
-
- onKeyDown : Ext.tree.DefaultSelectionModel.prototype.onKeyDown,
-
- selectNext : Ext.tree.DefaultSelectionModel.prototype.selectNext,
-
- selectPrevious : Ext.tree.DefaultSelectionModel.prototype.selectPrevious
-});</pre>
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git.ithinksw.org / extjs.git / blobdiff