JavaScript / ExtJs : TreePanel / TreeLoader : how to handle load errors? -

Almost everything is in the title;)

You can add a loader when you create a trippan By the way:

  Loader: New Ext.tree.TreeLoader ({dataUrl: '../myurl.php'});  

But how to handle load errors?

For example, if the user is not connected then I want to display a login box. An example was not detected for how to control loading errors with

TreeLoader and / or TreePanel .

text "itemprop =" text ">

Try to find the answer here;