Validating bindingsource

Posted by / 14-Nov-2016 15:29

Validating bindingsource

The Binding object has several new members in the .NET Framework 2.0 that enable greater control over the binding operation.Here are the Details: I have a Combo Box which I bind to the Combo Item object like this: Logger is just logging.op object is taken from undo sequence and it gives appropriate value using "Get Old Value()".Reading up, it looks like the 'position Changed' event is what I need.However, in my app I'm unable to get this event to fire.That code actually IS AFFECTING the UI, but until the control loses its focus.

Please join our friendly community by clicking the button below - it only takes a few seconds and is totally free.I've got a simple winform with a binding Source using a List as Data.I'd like to take action whenever the binding sources position is changed.I am sure that this happens on combo Box_Lost Focus event because first thing I do on this event is Logging and it already shows me the value that SHOULDN'T BE. The purpose of setting focus is to show the user the action of undo, I mean I jump on the control which was changed with undo operation.The code below illustrates some unexpected (for me!

validating bindingsource-26validating bindingsource-84validating bindingsource-29

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