I have a Command, which Check for CanExecute takes much of time. Now, I ask me, if it is possible to run the Method for CanExecute asynchronous?
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I have a Command, which Check for CanExecute takes much of time. Now, I ask me, if it is possible to run the Method for CanExecute asynchronous?
Well it is possible. You should use the
CanExecutedChanged. Do your long lasting check in the background(you could use BackgroundWorker), store the result if you can execute or not, fire the event and just return the cached value in yourCanExecute.