X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..10a866c12701c0a0afd0ac85dcdcf32a421514ac:/docs/source/TreeLoader.html?ds=sidebyside diff --git a/docs/source/TreeLoader.html b/docs/source/TreeLoader.html index 1b8d1561..968d3d67 100644 --- a/docs/source/TreeLoader.html +++ b/docs/source/TreeLoader.html @@ -1,5 +1,6 @@ + The source code @@ -75,7 +76,7 @@ Ext.tree.TreeLoader = function(config){ "loadexception" ); Ext.tree.TreeLoader.superclass.constructor.call(this); - if(typeof this.paramOrder == 'string'){ + if(Ext.isString(this.paramOrder)){ this.paramOrder = this.paramOrder.split(/[\s,|]/); } }; @@ -140,6 +141,12 @@ paramOrder: 'param1|param2|param' * {@link #paramOrder} nullifies this configuration. */ paramsAsHash: false, + +
/** + * @cfg {String} nodeParameter The name of the parameter sent to the server which contains + * the identifier of the node. Defaults to 'node'. + */ + nodeParameter: 'node',
/** * @cfg {Function} directFn @@ -152,8 +159,10 @@ paramOrder: 'param1|param2|param' * This is called automatically when a node is expanded, but may be used to reload * a node (or append new children if the {@link #clearOnLoad} option is false.) * @param {Ext.tree.TreeNode} node - * @param {Function} callback - * @param (Object) scope + * @param {Function} callback Function to call after the node has been loaded. The + * function is passed the TreeNode which was requested to be loaded. + * @param (Object) scope The cope (this reference) in which the callback is executed. + * defaults to the loaded TreeNode. */ load : function(node, callback, scope){ if(this.clearOnLoad){ @@ -162,7 +171,7 @@ paramOrder: 'param1|param2|param' } } if(this.doPreload(node)){ // preloaded json children - this.runCallback(callback, scope || node, []); + this.runCallback(callback, scope || node, [node]); }else if(this.directFn || this.dataUrl || this.url){ this.requestData(node, callback, scope || node); } @@ -201,13 +210,9 @@ paramOrder: 'param1|param2|param' } return buf; }else{ - for(var key in bp){ - if(!Ext.isFunction(bp[key])){ - buf.push(encodeURIComponent(key), "=", encodeURIComponent(bp[key]), "&"); - } - } - buf.push("node=", encodeURIComponent(node.id)); - return buf.join(""); + var o = Ext.apply({}, bp); + o[this.nodeParameter] = node.id; + return o; } }, @@ -272,7 +277,7 @@ paramOrder: 'param1|param2|param' * Example:

 new Ext.tree.TreePanel({
     ...
-    new Ext.tree.TreeLoader({
+    loader: new Ext.tree.TreeLoader({
         url: 'dataUrl',
         createNode: function(attr) {
 //          Allow consolidation consignments to have
@@ -281,7 +286,7 @@ new Ext.tree.TreePanel({
                 attr.iconCls = 'x-consol',
                 attr.allowDrop = true;
             }
-            return Ext.tree.TreeLoader.prototype.call(this, attr);
+            return Ext.tree.TreeLoader.prototype.createNode.call(this, attr);
         }
     }),
     ...
@@ -294,10 +299,10 @@ new Ext.tree.TreePanel({
         if(this.baseAttrs){
             Ext.applyIf(attr, this.baseAttrs);
         }
-        if(this.applyLoader !== false){
+        if(this.applyLoader !== false && !attr.loader){
             attr.loader = this;
         }
-        if(typeof attr.uiProvider == 'string'){
+        if(Ext.isString(attr.uiProvider)){
            attr.uiProvider = this.uiProviders[attr.uiProvider] || eval(attr.uiProvider);
         }
         if(attr.nodeType){
@@ -339,6 +344,10 @@ new Ext.tree.TreePanel({
         var a = response.argument;
         this.fireEvent("loadexception", this, a.node, response);
         this.runCallback(a.callback, a.scope || a.node, [a.node]);
+    },
+    
+    destroy : function(){
+        this.purgeListeners();
     }
 });