What causes a MotionEvent.ACTION_CANCEL in Android?

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情书的邮戳
情书的邮戳 2021-02-03 19:25

I am working through debugging some touch handling stuff on Android, and am trying to figure out why the MotionEvent sent to my View\'s onTouchListener contains a <

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  •  轮回少年
    2021-02-03 20:18

    Is this what you are looking for:

    "ACTION_CANCEL occurs when the parent takes possession of the motion, for example when the user has dragged enough across a list view that it will start scrolling instead of letting you press the buttons inside of it. You can find out more about it at the viewgroup documentation: onInterceptTouchEvent."

    Hope that is the answer you are looking for:

    Resources: Motion Event, Stack Overflow.

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