Activity supports multi window display

Activity  The following methods are provided to support multi window display .

isInMultiWindowMode()

Call this method to confirm Activity Whether it is in multi window mode .

isInPictureInPictureMode()

Call this method to confirm Activity Is it in Picture in picture Pattern .

Be careful ： Picture in picture mode is a special case of multi window mode . If  myActivity.isInPictureInPictureMode()  return true, be  myActivity.isInMultiWindowMode()  Also returned true.

onMultiWindowModeChanged()

When Activity When entering or exiting multi window mode , The system will call this method . When Activity When entering multi window mode , The system passes... To the method true value , When you exit multi window mode, you pass false value .

onPictureInPictureModeChanged()

When Activity When entering or exiting picture in picture mode , The system will call this method . When Activity When entering picture in picture mode , The system passes... To the method true value , When you exit picture in picture mode, you pass false value .

Fragment  Class exposes versions of many of the above methods , for example  Fragment.onMultiWindowModeChanged().