1# Input_DeviceListener 2 3## Overview 4 5Defines a listener for device hot swap events. 6 7**Since**: 13 8 9**Related module**: [input](capi-input.md) 10 11**Header file**: [oh_input_manager.h](capi-oh-input-manager-h.md) 12 13## Summary 14 15### Member Variables 16 17| Name| Description| 18| -- | -- | 19| Input_DeviceAddedCallback deviceAddedCallback | Defines a callback used to receive device insertion events.| 20| Input_DeviceRemovedCallback deviceRemovedCallback | Defines a callback used to receive device removal events.| 21