Problem with AutoSizeColumns

When I call the function in the ApplyStyleLookup it is working.
But if I call it somewhere in my code eg: a button-click-event nothing happens.
Just to mention it: I'm using live-bindings.

Is there a way to resize the columns on demand?!

The grid I'm talking about is the TMXFMXGrid


Using the following code from a button click works as expected:


Please provide us with additional information, or a sample on how to reproduce this issue