roojs-core.js

[roojs1] / Roo / Template.js

diff --git a/Roo/Template.js b/Roo/Template.js
index 0916bdd..f117c9a 100644 (file)
--- a/Roo/Template.js
+++ b/Roo/Template.js
@@ -25,7 +25,9 @@ var t = new Roo.Template({
 });
 t.append('some-element', {id: 'myid', cls: 'myclass', name: 'foo', value: 'bar'});
 </code></pre>
-* For more information see this blog post with examples: <a href="http://www.jackslocum.com/yui/2006/10/06/domhelper-create-elements-using-dom-html-fragments-or-templates/">DomHelper - Create Elements using DOM, HTML fragments and Templates</a>. 
+* For more information see this blog post with examples:
+*  <a href="http://www.cnitblog.com/seeyeah/archive/2011/12/30/38728.html/">DomHelper
+     - Create Elements using DOM, HTML fragments and Templates</a>. 
 * @constructor
 * @param {Object} cfg - Configuration object.
 */
@@ -44,23 +46,44 @@ Roo.Template = function(cfg){
         // bc
         this.html = cfg;
     }
-    
+    if (this.url) {
+        this.load();
+    }
     
 };
 Roo.Template.prototype = {
     
+    /**
+     * @cfg {Function} onLoad Called after the template has been loaded and complied (usually from a remove source)
+     */
+    onLoad : false,
+    
+    
+    /**
+     * @cfg {String} url  The Url to load the template from. beware if you are loading from a url, the data may not be ready if you use it instantly..
+     *                    it should be fixed so that template is observable...
+     */
+    url : false,
     /**
      * @cfg {String} html  The HTML fragment or an array of fragments to join("") or multiple arguments to join("")
      */
     html : '',
+    
+    
+    compiled : false,
+    loaded : false,
     /**
      * Returns an HTML fragment of this template with the specified values applied.
      * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
      * @return {String} The HTML fragment
      */
+    
+   
+    
     applyTemplate : function(values){
+        //Roo.log(["applyTemplate", values]);
         try {
-            
+           
             if(this.compiled){
                 return this.compiled(values);
             }
@@ -99,26 +122,34 @@ Roo.Template.prototype = {
     },
     
     loading : false,
-    
-    load : function (url, success)
+      
+    load : function ()
     {
+         
         if (this.loading) {
             return;
         }
+        var _t = this;
+        
         this.loading = true;
         this.compiled = false;
-        var _t = this;
+        
         var cx = new Roo.data.Connection();
         cx.request({
-            url : url,
+            url : this.url,
             method : 'GET',
             success : function (response) {
                 _t.loading = false;
-                _t.html = response.responseText;
-                success && success();
-            },
+                _t.url = false;
+                
+                _t.set(response.responseText,true);
+                _t.loaded = true;
+                if (_t.onLoad) {
+                    _t.onLoad();
+                }
+             },
             failure : function(response) {
-                Roo.log("Template failed to load from " + url);
+                Roo.log("Template failed to load from " + _t.url);
                 _t.loading = false;
             }
         });
@@ -132,7 +163,7 @@ Roo.Template.prototype = {
      */
     set : function(html, compile){
         this.html = html;
-        this.compiled = null;
+        this.compiled = false;
         if(compile){
             this.compile();
         }