Android physical key sorting and example code
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Android
First show you a piece of code, and then explain.
Some common physical keys
Power key keycode_ POWER
Back key keycode_ BACK
Menu key keycode_ MENU
Home keycode_ HOME
Camera key keycode_ CAMERA
Volume key keycode_ VOLUME_ UP / KEYCODE_ VOLUME_ DOWM
Search key keycode_ SEARCH
Direction key keycode_ DPAD_ CENTER
KEYCODE_ DPAD_ UP
KEYCODE_ DPAD_ DOWN
KEYCODE_ DPAD_ LEFT
KEYCODE_ DPAD_ RIGHT
Keyboard key keycode_ 0 KEYCODE_ nine
KEYCODE_ A.... KEYCODE_ Z
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