ADB (7)-Analog key/input

There is a adb shell very practical command called input , through which you can do some interesting things.

inputThe complete help information for the command is as follows:

Usage: input []  [...]The sources are:      mouse      keyboard      joystick      touchnavigation      touchpad      trackball      stylus      dpad      gesture      touchscreen      gamepadThe commands and default sources are:      text  (Default: touchscreen)      keyevent [--longpress]  ... (Default: keyboard)      tap   (Default: touchscreen)      swipe     [duration(ms)] (Default: touchscreen)      press (Default: trackball)      roll   (Default: trackball)

For example, the use of adb shell input keyevent  commands, different keycode can achieve different functions, a complete list of keycode see KeyEvent, quote Part I think the following is interesting:

KeyCode	meaning
3	HOME Key
4	Return key
5	Open the dial-up app
6	Hang up the phone
24	Increase volume
25	Lower Volume
26	Power key
27	Photo (required in camera application)
64	Open your browser
82	Menu key
85	Play/Pause
86	Stop playing
87	Play the next song
88	Play the previous song
122	Move the cursor to the beginning or top of the list
123	Move cursor to end of line or bottom of list
126	Resume Playback
127	Pause Playback
164	Mute
176	Open System settings
187	Switch Apps
207	Open a contact
208	Open calendar
209	Open music
210	Open Calculator
220	Reduce screen brightness
221	Improve screen brightness
223	System hibernation
224	Light the screen.
231	Turn on The voice assistant
276	Let the system hibernate if there is no wakelock

Here are input Some examples of the use of commands.

Power key

Command:

adb shell input keyevent 26

The execution effect is equivalent to pressing the power key.

Menu key

Command:

adb shell input keyevent 82

HOME Key

Command:

adb shell input keyevent 3

Return key

Command:

adb shell input keyevent 4

Volume control

To increase the volume:

adb shell input keyevent 24

To lower the volume:

adb shell input keyevent 25

Mute:

adb shell input keyevent 164

Media Control

Play/pause:

adb shell input keyevent 85

Stop playback:

adb shell input keyevent 86

Play the next song:

adb shell input keyevent 87

Play the previous song:

adb shell input keyevent 88

Resume Playback:

adb shell input keyevent 126

Pause Playback:

adb shell input keyevent 127

Lit/off Screen

You can toggle the on and off screens by using the analog power keys described above, but if you explicitly want to light or turn off the screen, you can use the following method.

To light the screen:

adb shell input keyevent 224

Off Screen:

adb shell input keyevent 223

Sliding unlock

If the lock screen does not have a password, it is unlocked by swiping gestures, which can then be unlocked input swipe .

Command (Parameters in Model Nexus 5, swipe up gesture to unlock an example):

adb shell input swipe 300 1000 300 500

Parameters are 300 1000 300 500 indicated separately 起始点x坐标 起始点y坐标 结束点x坐标 结束点y坐标 .

Enter text

When the focus is in a text box, you can enter text by using a input command.

Command:

adb shell input text hello

It now hello appears in the text box.

ADB (7)-Analog key/input