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<html>
<head>
<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 3.4.0
* Copyright(c) 2006-2011 Sencha Inc.
* licensing@sencha.com
* http://www.sencha.com/license
*/
<div id="cls-Ext.tree.TreeEditor"></div>/**
* @class Ext.tree.TreeEditor
* @extends Ext.Editor
* Provides editor functionality for inline tree node editing. Any valid {@link Ext.form.Field} subclass can be used
* as the editor field.
* @constructor
* @param {TreePanel} tree
* @param {Object} fieldConfig (optional) Either a prebuilt {@link Ext.form.Field} instance or a Field config object
* that will be applied to the default field instance (defaults to a {@link Ext.form.TextField}).
* @param {Object} config (optional) A TreeEditor config object
*/
Ext.tree.TreeEditor = function(tree, fc, config){
fc = fc || {};
var field = fc.events ? fc : new Ext.form.TextField(fc);
Ext.tree.TreeEditor.superclass.constructor.call(this, field, config);
this.tree = tree;
if(!tree.rendered){
tree.on('render', this.initEditor, this);
}else{
this.initEditor(tree);
}
};
Ext.extend(Ext.tree.TreeEditor, Ext.Editor, {
<div id="cfg-Ext.tree.TreeEditor-alignment"></div>/**
* @cfg {String} alignment
* The position to align to (see {@link Ext.Element#alignTo} for more details, defaults to "l-l").
*/
alignment: "l-l",
// inherit
autoSize: false,
<div id="cfg-Ext.tree.TreeEditor-hideEl"></div>/**
* @cfg {Boolean} hideEl
* True to hide the bound element while the editor is displayed (defaults to false)
*/
hideEl : false,
<div id="cfg-Ext.tree.TreeEditor-cls"></div>/**
* @cfg {String} cls
* CSS class to apply to the editor (defaults to "x-small-editor x-tree-editor")
*/
cls: "x-small-editor x-tree-editor",
<div id="cfg-Ext.tree.TreeEditor-shim"></div>/**
* @cfg {Boolean} shim
* True to shim the editor if selects/iframes could be displayed beneath it (defaults to false)
*/
shim:false,
// inherit
shadow:"frame",
<div id="cfg-Ext.tree.TreeEditor-maxWidth"></div>/**
* @cfg {Number} maxWidth
* The maximum width in pixels of the editor field (defaults to 250). Note that if the maxWidth would exceed
* the containing tree element's size, it will be automatically limited for you to the container width, taking
* scroll and client offsets into account prior to each edit.
*/
maxWidth: 250,
<div id="cfg-Ext.tree.TreeEditor-editDelay"></div>/**
* @cfg {Number} editDelay The number of milliseconds between clicks to register a double-click that will trigger
* editing on the current node (defaults to 350). If two clicks occur on the same node within this time span,
* the editor for the node will display, otherwise it will be processed as a regular click.
*/
editDelay : 350,
initEditor : function(tree){
tree.on({
scope : this,
beforeclick: this.beforeNodeClick,
dblclick : this.onNodeDblClick
});
this.on({
scope : this,
complete : this.updateNode,
beforestartedit: this.fitToTree,
specialkey : this.onSpecialKey
});
this.on('startedit', this.bindScroll, this, {delay:10});
},
// private
fitToTree : function(ed, el){
var td = this.tree.getTreeEl().dom, nd = el.dom;
if(td.scrollLeft > nd.offsetLeft){ // ensure the node left point is visible
td.scrollLeft = nd.offsetLeft;
}
var w = Math.min(
this.maxWidth,
(td.clientWidth > 20 ? td.clientWidth : td.offsetWidth) - Math.max(0, nd.offsetLeft-td.scrollLeft) - /*cushion*/5);
this.setSize(w, '');
},
<div id="method-Ext.tree.TreeEditor-triggerEdit"></div>/**
* Edit the text of the passed {@link Ext.tree.TreeNode TreeNode}.
* @param node {Ext.tree.TreeNode} The TreeNode to edit. The TreeNode must be {@link Ext.tree.TreeNode#editable editable}.
*/
triggerEdit : function(node, defer){
this.completeEdit();
if(node.attributes.editable !== false){
<div id="prop-Ext.tree.TreeEditor-editNode"></div>/**
* The {@link Ext.tree.TreeNode TreeNode} this editor is bound to. Read-only.
* @type Ext.tree.TreeNode
* @property editNode
*/
this.editNode = node;
if(this.tree.autoScroll){
Ext.fly(node.ui.getEl()).scrollIntoView(this.tree.body);
}
var value = node.text || '';
if (!Ext.isGecko && Ext.isEmpty(node.text)){
node.setText(' ');
}
this.autoEditTimer = this.startEdit.defer(this.editDelay, this, [node.ui.textNode, value]);
return false;
}
},
// private
bindScroll : function(){
this.tree.getTreeEl().on('scroll', this.cancelEdit, this);
},
// private
beforeNodeClick : function(node, e){
clearTimeout(this.autoEditTimer);
if(this.tree.getSelectionModel().isSelected(node)){
e.stopEvent();
return this.triggerEdit(node);
}
},
onNodeDblClick : function(node, e){
clearTimeout(this.autoEditTimer);
},
// private
updateNode : function(ed, value){
this.tree.getTreeEl().un('scroll', this.cancelEdit, this);
this.editNode.setText(value);
},
// private
onHide : function(){
Ext.tree.TreeEditor.superclass.onHide.call(this);
if(this.editNode){
this.editNode.ui.focus.defer(50, this.editNode.ui);
}
},
// private
onSpecialKey : function(field, e){
var k = e.getKey();
if(k == e.ESC){
e.stopEvent();
this.cancelEdit();
}else if(k == e.ENTER && !e.hasModifier()){
e.stopEvent();
this.completeEdit();
}
},
onDestroy : function(){
clearTimeout(this.autoEditTimer);
Ext.tree.TreeEditor.superclass.onDestroy.call(this);
var tree = this.tree;
tree.un('beforeclick', this.beforeNodeClick, this);
tree.un('dblclick', this.onNodeDblClick, this);
}
});</pre>
</body>
</html>
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