https://developer.android.com/reference/android/support/wearable/view/ConfirmationOverlay.OverlayType.html?authuser=5
ConfirmationOverlay.OverlayType | API reference | Android Developers
api referenceandroiddevelopers
https://developer.android.google.cn/reference/android/support/wearable/view/ConfirmationOverlay.html
ConfirmationOverlay | API reference | Android Developers
api referenceandroiddevelopers