A navigation gesture app.Declaration of use The AccessibilityService API[MyGesture] uses the AccessibilityServices API primarily for the following functions:1. Display the trigger area at the edge of the screen on the application overlay, and perform ations such as BACK, HOME, and RECENTS when the user touches it, so as to help the user operate the phone with one hand.2. Record recently opened applications to help users quickly switch to recently used applications.