Like to know if an Event Proxy plug-in can be added to the IFrame Panel, much like the Ext.ux.ManagedIframe plugin provides. This would give developers an easy way for an IFrame in a Tab, to fire off an event in a parent panel. Another name for this may be Frame Messaging.

http://extjs.com/learn/ManageIframe:...rame_Messaging

Thanks,
MindCore