Bogyun Son bfb64dc915 [wm] Add APIs to notify task focused & task focus lost
- Let listeners know which task is going to front or back.

 onTaskFocusChanged(taskId, focused)
- calls when the task gets or loses focus.

Test: atest ActivityStackSupervisorTest#testNotifyTaskFocusChanged
Bug: 129951708
Change-Id: I92bfdb760f4c5f1db00334f4eff41fe52115b942
2020-02-13 17:56:18 -08:00
2020-02-10 15:43:42 +00:00
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2020-02-10 11:56:33 +00:00
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2020-02-07 17:08:30 -08:00
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2020-02-03 11:05:43 +00:00
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21 GiB
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