android.accessibilityservice
Interfaces
| TakeScreenshotCallback | 
             Interface used to report status of taking screenshot.  | 
        
| BrailleDisplayController | 
             Used to communicate with a Braille display that supports the Braille display HID standard (usage page 0x41).  | 
        
| Callback | 
             callbacks allow services to receive motion events and state change updates.  | 
        
Classes
| AccessibilityButtonController | 
             Controller for the accessibility button within the system's navigation area  | 
        
| AccessibilityGestureEvent | 
             This class describes the gesture event including gesture id and which display it happens on.  | 
        
| AccessibilityService | 
             Accessibility services should only be used to assist users with disabilities in using Android devices and apps.  | 
        
| AccessibilityServiceInfo | 
             This class describes an   | 
        
| FingerprintGestureController | 
             An   | 
        
| GestureDescription | 
             Accessibility services with the   | 
        
| InputMethod | 
             This class provides input method APIs.  | 
        
| MagnificationConfig | 
             This class describes the magnification config for   | 
        
| TouchInteractionController | 
             This class allows a service to handle touch exploration and the detection of specialized accessibility gestures.  |