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c#.netwpfuser-controlslost-focus

WPF Lost-Focus issue in same control


I have a small problem with focusing in .net/wpf. I have written a custom user control which contains a TextBox and a SearchButton. The user-control has a lost focus event, which validate the content of the textbox if the focus is leaving. But now I have the problem, if I click on my search button, the lost focus event of the user control gets fired, even if I click on the button in the custom user control. (The button additionally has the option TabStop="False":

Custom-User-Control design

The problem is, that I don't want to fire the event if I click on the button.


Solution

  • Set

    Focusable="False"
    

    of your search button and the TextBox will not lose the focus because the button doesn't get the focus.