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Asked: May 12, 20262026-05-12T17:45:23+00:00 2026-05-12T17:45:23+00:00

I created a usercontrol in c#, Leave and LostFocus are not fired if I

I created a usercontrol in c#, Leave and LostFocus are not fired if I switch to another program. How can I detect if the app loses focus?

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