add a js loader class, taken from http://www.extjs.com/forum/showthread.php?p=272104

1 files changed, 47 insertions, 1 deletions

diff --git a/deluge/ui/web/js/ext-extensions-debug.js b/deluge/ui/web/js/ext-extensions-debug.js
index 1270308f2..3050ed683 100644
--- a/deluge/ui/web/js/ext-extensions-debug.js
+++ b/deluge/ui/web/js/ext-extensions-debug.js
@@ -993,4 +993,50 @@ Ext.override(Ext.form.TriggerField, {
 	actionMode: 'wrap',
 	onShow: Ext.form.TriggerField.superclass.onShow,
 	onHide: Ext.form.TriggerField.superclass.onHide
-});
\ No newline at end of file
+});
+
+Ext.ux.JSLoader = function(options) {
+
+    Ext.ux.JSLoader.scripts[++Ext.ux.JSLoader.index] = {
+        url: options.url,
+	success: true,
+        jsLoadObj: null,
+	options: options,
+	onLoad: options.onLoad || Ext.emptyFn,
+	onError: options.onError || Ext.ux.JSLoader.stdError
+    };
+    
+    Ext.Ajax.request({
+	url: options.url,
+	params: options.params,
+        scriptIndex: Ext.ux.JSLoader.index,
+	success: function(response, options) {
+	    var script = Ext.ux.JSLoader.scripts[options.scriptIndex];
+	    try {
+		script.jsLoadObj = Ext.decode(response.responseText);
+		Ext.applyIf(script.jsLoadObj,{jsLoad: function(){return Ext.ComponentMgr.create(script.jsLoadObj);}});
+		var comp = script.jsLoadObj.jsLoad();
+		if (comp.remoteInit){
+		    comp.remoteInit();
+		}
+	    } catch(e) {
+		script.success = false;
+		script.onError(script.options, e);
+	    }
+	    if (script.success) script.onLoad(comp,script.options);
+	},
+	failure: function(response, options) {
+	    var script = Ext.ux.JSLoader.scripts[options.scriptIndex];
+	    script.success = false;
+	    script.onError(script.options, response.status);
+	}
+    });
+}
+ 
+Ext.ux.JSLoader.index = 0;
+Ext.ux.JSLoader.scripts = [];
+ 
+Ext.ux.JSLoader.stdError = function(options, e) {
+    // throw(e);
+    window.alert('Error loading script:\n\n' + options.url + '\n\nstatus: ' + e);
+}
\ No newline at end of file