ext js 3.4 render to sub iframe
Html
I want create tree Grid and render to iframe.HTML Code:<html> <head> <script src="extjs.js" /> </head> <body> <iframe id="myframe"> <div id="tree</div> <script> var tree = new parent.Ext.ux.tree.TreeGrid({ renderTo: "myframe#tree" columns: [{ header: 'Task', dataIndex: 'task', width: 230 }], dataUrl: 'data.php' }); </script> </iframe> </body> </html>
But `renderTo: "myframe#tree"` say error `Cannot read property 'dom' of null`
I want user Ext js in `myframe` without load `extjs.js` again.how can use ext js parent from iframe?
