[by peterson.ron]

Yes, I am using this convention. I have a service returning headers "contnet-disposition as attachment and content-type as text".
And when I try directly from a URL I'm getting the correct pop-up...

[by peterson.ron]

I need to make a POST call so window.open will not work for me.

Would you please send me a sample how to call it with hidden iFrame?

[by peterson.ron]

I'm a newby in Ext JS and I need to make a restful call that returns a file to the browser. How should I do this?
This is what I have so far, the call is return but I can't get the file downloaded...