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Home/ Questions/Q 6321497
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Editorial Team
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Editorial Team
Asked: May 24, 20262026-05-24T16:09:34+00:00 2026-05-24T16:09:34+00:00

My NSView window receives key up / key down events for all keys except

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My NSView window receives key up / key down events for all keys except for Shift, Alt, Cmd and a few others… How can I fix that?

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  1. Editorial Team
    Editorial Team
    2026-05-24T16:09:36+00:00Added an answer on May 24, 2026 at 4:09 pm

    Modifier keys are a special case. If you want to know when they’re pressed or released, implement the responder method -flagsChanged:

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