1# Input Concepts # 2 3- [Overview](/tech/input/overview.html) 4- [Key Layout Files](/tech/input/key-layout-files.html) 5- [Key Character Map Files](/tech/input/key-character-map-files.html) 6- [Input Device Configuration Files](/tech/input/input-device-configuration-files.html) 7- [Migration Guide](/tech/input/migration-guide.html) 8 9# Input Device Classes # 10 11- [Keyboard Devices](/tech/input/keyboard-devices.html) 12- [Touch Devices](/tech/input/touch-devices.html) 13 14# Tools # 15 16- [Dumpsys](/tech/input/dumpsys.html) 17- [Getevent](/tech/input/getevent.html) 18- [Validate Keymaps](/tech/input/validate-keymaps.html) 19