Service for exposing state and events of devices, such as media buttons.
Manipulates global policy for display backlight. Serves as the main “front end” interface for usage by UX components; other protocols (such as fuchsia.ui.scenic.Session and fuchsia.hardware.display.Controller) act as implementation.
Describes the intended usage of the display.
A listener for media buttons events. DeviceListenerRegistry.RegisterMediaButtonsListener will consume this listener interface and call OnMediaButtonsEvent when the registered media buttons event occurs.
The Presenter service provides a way for applications to ask that a view be added to a view tree, leaving any window management concerns up to the discretion of the presenter implementation.