---
title: "Key"
description: "Represents keys on a keyboard."
type: "class"
---
Class
Common
```kotlin
expect value class Key(val keyCode: Long)
```
Represents keys on a keyboard.
#### Parameters
| | |
| --- | --- |
| keyCode | a Long value representing the key pressed. Note: This keycode can be used to uniquely identify a hardware key. It is different from the native keycode. |
## Companion Object
#### Properties
Common
```kotlin
val Unknown: Key
```
Unknown key.
Common
```kotlin
val SoftLeft: Key
```
Soft Left key.
Usually situated below the display on phones and used as a multi-function feature key for
selecting a software defined function shown on the bottom left of the display.
Common
```kotlin
val SoftRight: Key
```
Soft Right key.
Usually situated below the display on phones and used as a multi-function feature key for
selecting a software defined function shown on the bottom right of the display.
Common
> **Deprecated** `Key.Home` is never delivered to applications. For the keyboard \"Home\" key use `Key.MoveHome`. For the system \"Home\" key (unlikely to be needed), use `Key.SystemHome`
```kotlin
val Home: Key
```
System Home key.
This key is handled by the framework and is never delivered to applications.
Common
```kotlin
val SystemHome: Key
```
System Home key.
This key is handled by the framework and is never delivered to applications.
Common
```kotlin
val Back: Key
```
Back key.
Common
```kotlin
val Help: Key
```
Help key.
Common
```kotlin
val NavigatePrevious: Key
```
Navigate to previous key.
Goes backward by one item in an ordered collection of items.
Common
```kotlin
val NavigateNext: Key
```
Navigate to next key.
Advances to the next item in an ordered collection of items.
Common
```kotlin
val NavigateIn: Key
```
Navigate in key.
Activates the item that currently has focus or expands to the next level of a navigation
hierarchy.
Common
```kotlin
val NavigateOut: Key
```
Navigate out key.
Backs out one level of a navigation hierarchy or collapses the item that currently has
focus.
Common
```kotlin
val SystemNavigationUp: Key
```
Consumed by the system for navigation up.
Common
```kotlin
val SystemNavigationDown: Key
```
Consumed by the system for navigation down.
Common
```kotlin
val SystemNavigationLeft: Key
```
Consumed by the system for navigation left.
Common
```kotlin
val SystemNavigationRight: Key
```
Consumed by the system for navigation right.
Common
```kotlin
val Call: Key
```
Call key.
Common
```kotlin
val EndCall: Key
```
End Call key.
Common
```kotlin
val DirectionUp: Key
```
Up Arrow Key / Directional Pad Up key.
May also be synthesized from trackball motions.
Common
```kotlin
val DirectionDown: Key
```
Down Arrow Key / Directional Pad Down key.
May also be synthesized from trackball motions.
Common
```kotlin
val DirectionLeft: Key
```
Left Arrow Key / Directional Pad Left key.
May also be synthesized from trackball motions.
Common
```kotlin
val DirectionRight: Key
```
Right Arrow Key / Directional Pad Right key.
May also be synthesized from trackball motions.
Common
```kotlin
val DirectionCenter: Key
```
Center Arrow Key / Directional Pad Center key.
May also be synthesized from trackball motions.
Common
```kotlin
val DirectionUpLeft: Key
```
Directional Pad Up-Left.
Common
```kotlin
val DirectionDownLeft: Key
```
Directional Pad Down-Left.
Common
```kotlin
val DirectionUpRight: Key
```
Directional Pad Up-Right.
Common
```kotlin
val DirectionDownRight: Key
```
Directional Pad Down-Right.
Common
```kotlin
val VolumeUp: Key
```
Volume Up key.
Adjusts the speaker volume up.
Common
```kotlin
val VolumeDown: Key
```
Volume Down key.
Adjusts the speaker volume down.
Common
```kotlin
val Power: Key
```
Power key.
Common
```kotlin
val Camera: Key
```
Camera key.
Used to launch a camera application or take pictures.
Common
```kotlin
val Clear: Key
```
Clear key.
Common
```kotlin
val Zero: Key
```
'0' key.
Common
```kotlin
val One: Key
```
'1' key.
Common
```kotlin
val Two: Key
```
'2' key.
Common
```kotlin
val Three: Key
```
'3' key.
Common
```kotlin
val Four: Key
```
'4' key.
Common
```kotlin
val Five: Key
```
'5' key.
Common
```kotlin
val Six: Key
```
'6' key.
Common
```kotlin
val Seven: Key
```
'7' key.
Common
```kotlin
val Eight: Key
```
'8' key.
Common
```kotlin
val Nine: Key
```
'9' key.
Common
```kotlin
val Plus: Key
```
'+' key.
Common
```kotlin
val Minus: Key
```
'-' key.
Common
```kotlin
val Multiply: Key
```
'*' key.
Common
```kotlin
val Equals: Key
```
'=' key.
Common
```kotlin
val Pound: Key
```
'#' key.
Common
```kotlin
val A: Key
```
'A' key.
Common
```kotlin
val B: Key
```
'B' key.
Common
```kotlin
val C: Key
```
'C' key.
Common
```kotlin
val D: Key
```
'D' key.
Common
```kotlin
val E: Key
```
'E' key.
Common
```kotlin
val F: Key
```
'F' key.
Common
```kotlin
val G: Key
```
'G' key.
Common
```kotlin
val H: Key
```
'H' key.
Common
```kotlin
val I: Key
```
'I' key.
Common
```kotlin
val J: Key
```
'J' key.
Common
```kotlin
val K: Key
```
'K' key.
Common
```kotlin
val L: Key
```
'L' key.
Common
```kotlin
val M: Key
```
'M' key.
Common
```kotlin
val N: Key
```
'N' key.
Common
```kotlin
val O: Key
```
'O' key.
Common
```kotlin
val P: Key
```
'P' key.
Common
```kotlin
val Q: Key
```
'Q' key.
Common
```kotlin
val R: Key
```
'R' key.
Common
```kotlin
val S: Key
```
'S' key.
Common
```kotlin
val T: Key
```
'T' key.
Common
```kotlin
val U: Key
```
'U' key.
Common
```kotlin
val V: Key
```
'V' key.
Common
```kotlin
val W: Key
```
'W' key.
Common
```kotlin
val X: Key
```
'X' key.
Common
```kotlin
val Y: Key
```
'Y' key.
Common
```kotlin
val Z: Key
```
'Z' key.
Common
```kotlin
val Comma: Key
```
',' key.
Common
```kotlin
val Period: Key
```
'.' key.
Common
```kotlin
val AltLeft: Key
```
Left Alt modifier key.
Common
```kotlin
val AltRight: Key
```
Right Alt modifier key.
Common
```kotlin
val ShiftLeft: Key
```
Left Shift modifier key.
Common
```kotlin
val ShiftRight: Key
```
Right Shift modifier key.
Common
```kotlin
val Tab: Key
```
Tab key.
Common
```kotlin
val Spacebar: Key
```
Space key.
Common
```kotlin
val Symbol: Key
```
Symbol modifier key.
Used to enter alternate symbols.
Common
```kotlin
val Browser: Key
```
Browser special function key.
Used to launch a browser application.
Common
```kotlin
val Envelope: Key
```
Envelope special function key.
Used to launch a mail application.
Common
```kotlin
val Enter: Key
```
Enter key.
Common
```kotlin
val Backspace: Key
```
Backspace key.
Deletes characters before the insertion point, unlike `Delete`.
Common
```kotlin
val Delete: Key
```
Delete key.
Deletes characters ahead of the insertion point, unlike `Backspace`.
Common
```kotlin
val Escape: Key
```
Escape key.
Common
```kotlin
val CtrlLeft: Key
```
Left Control modifier key.
Common
```kotlin
val CtrlRight: Key
```
Right Control modifier key.
Common
```kotlin
val CapsLock: Key
```
Caps Lock key.
Common
```kotlin
val ScrollLock: Key
```
Scroll Lock key.
Common
```kotlin
val MetaLeft: Key
```
Left Meta modifier key.
Common
```kotlin
val MetaRight: Key
```
Right Meta modifier key.
Common
```kotlin
val Function: Key
```
Function modifier key.
Common
```kotlin
val PrintScreen: Key
```
System Request / Print Screen key.
Common
```kotlin
val Break: Key
```
Break / Pause key.
Common
```kotlin
val MoveHome: Key
```
Home Movement key.
Used for scrolling or moving the cursor around to the start of a line or to the top of a
list.
Common
```kotlin
val MoveEnd: Key
```
End Movement key.
Used for scrolling or moving the cursor around to the end of a line or to the bottom of a
list.
Common
```kotlin
val Insert: Key
```
Insert key.
Toggles insert / overwrite edit mode.
Common
```kotlin
val Cut: Key
```
Cut key.
Common
```kotlin
val Copy: Key
```
Copy key.
Common
```kotlin
val Paste: Key
```
Paste key.
Common
```kotlin
val Grave: Key
```
'`' (backtick) key.
Common
```kotlin
val LeftBracket: Key
```
'`' key.
Common
```kotlin
val RightBracket: Key
```
'`' key.
Common
```kotlin
val Slash: Key
```
'/' key.
Common
```kotlin
val Backslash: Key
```
'\' key.
Common
```kotlin
val Semicolon: Key
```
';' key.
Common
```kotlin
val Apostrophe: Key
```
''' (apostrophe) key.
Common
```kotlin
val At: Key
```
'@' key.
Common
```kotlin
val Number: Key
```
Number modifier key.
Used to enter numeric symbols. This key is not Num Lock; it is more like `AltLeft`.
Common
```kotlin
val HeadsetHook: Key
```
Headset Hook key.
Used to hang up calls and stop media.
Common
```kotlin
val Focus: Key
```
Camera Focus key.
Used to focus the camera.
Common
```kotlin
val Menu: Key
```
Menu key.
Common
```kotlin
val Notification: Key
```
Notification key.
Common
```kotlin
val Search: Key
```
Search key.
Common
```kotlin
val PageUp: Key
```
Page Up key.
Common
```kotlin
val PageDown: Key
```
Page Down key.
Common
```kotlin
val PictureSymbols: Key
```
Picture Symbols modifier key.
Used to switch symbol sets (Emoji, Kao-moji).
Common
```kotlin
val SwitchCharset: Key
```
Switch Charset modifier key.
Used to switch character sets (Kanji, Katakana).
Common
```kotlin
val ButtonA: Key
```
A Button key.
On a game controller, the A button should be either the button labeled A or the first
button on the bottom row of controller buttons.
Common
```kotlin
val ButtonB: Key
```
B Button key.
On a game controller, the B button should be either the button labeled B or the second
button on the bottom row of controller buttons.
Common
```kotlin
val ButtonC: Key
```
C Button key.
On a game controller, the C button should be either the button labeled C or the third
button on the bottom row of controller buttons.
Common
```kotlin
val ButtonX: Key
```
X Button key.
On a game controller, the X button should be either the button labeled X or the first
button on the upper row of controller buttons.
Common
```kotlin
val ButtonY: Key
```
Y Button key.
On a game controller, the Y button should be either the button labeled Y or the second
button on the upper row of controller buttons.
Common
```kotlin
val ButtonZ: Key
```
Z Button key.
On a game controller, the Z button should be either the button labeled Z or the third
button on the upper row of controller buttons.
Common
```kotlin
val ButtonL1: Key
```
L1 Button key.
On a game controller, the L1 button should be either the button labeled L1 (or L) or the
top left trigger button.
Common
```kotlin
val ButtonR1: Key
```
R1 Button key.
On a game controller, the R1 button should be either the button labeled R1 (or R) or the
top right trigger button.
Common
```kotlin
val ButtonL2: Key
```
L2 Button key.
On a game controller, the L2 button should be either the button labeled L2 or the bottom
left trigger button.
Common
```kotlin
val ButtonR2: Key
```
R2 Button key.
On a game controller, the R2 button should be either the button labeled R2 or the bottom
right trigger button.
Common
```kotlin
val ButtonThumbLeft: Key
```
Left Thumb Button key.
On a game controller, the left thumb button indicates that the left (or only) joystick is
pressed.
Common
```kotlin
val ButtonThumbRight: Key
```
Right Thumb Button key.
On a game controller, the right thumb button indicates that the right joystick is
pressed.
Common
```kotlin
val ButtonStart: Key
```
Start Button key.
On a game controller, the button labeled Start.
Common
```kotlin
val ButtonSelect: Key
```
Select Button key.
On a game controller, the button labeled Select.
Common
```kotlin
val ButtonMode: Key
```
Mode Button key.
On a game controller, the button labeled Mode.
Common
```kotlin
val Button1: Key
```
Generic Game Pad Button #1.
Common
```kotlin
val Button2: Key
```
Generic Game Pad Button #2.
Common
```kotlin
val Button3: Key
```
Generic Game Pad Button #3.
Common
```kotlin
val Button4: Key
```
Generic Game Pad Button #4.
Common
```kotlin
val Button5: Key
```
Generic Game Pad Button #5.
Common
```kotlin
val Button6: Key
```
Generic Game Pad Button #6.
Common
```kotlin
val Button7: Key
```
Generic Game Pad Button #7.
Common
```kotlin
val Button8: Key
```
Generic Game Pad Button #8.
Common
```kotlin
val Button9: Key
```
Generic Game Pad Button #9.
Common
```kotlin
val Button10: Key
```
Generic Game Pad Button #10.
Common
```kotlin
val Button11: Key
```
Generic Game Pad Button #11.
Common
```kotlin
val Button12: Key
```
Generic Game Pad Button #12.
Common
```kotlin
val Button13: Key
```
Generic Game Pad Button #13.
Common
```kotlin
val Button14: Key
```
Generic Game Pad Button #14.
Common
```kotlin
val Button15: Key
```
Generic Game Pad Button #15.
Common
```kotlin
val Button16: Key
```
Generic Game Pad Button #16.
Common
```kotlin
val Forward: Key
```
Forward key.
Navigates forward in the history stack. Complement of `Back`.
Common
```kotlin
val F1: Key
```
F1 key.
Common
```kotlin
val F2: Key
```
F2 key.
Common
```kotlin
val F3: Key
```
F3 key.
Common
```kotlin
val F4: Key
```
F4 key.
Common
```kotlin
val F5: Key
```
F5 key.
Common
```kotlin
val F6: Key
```
F6 key.
Common
```kotlin
val F7: Key
```
F7 key.
Common
```kotlin
val F8: Key
```
F8 key.
Common
```kotlin
val F9: Key
```
F9 key.
Common
```kotlin
val F10: Key
```
F10 key.
Common
```kotlin
val F11: Key
```
F11 key.
Common
```kotlin
val F12: Key
```
F12 key.
Common
```kotlin
val NumLock: Key
```
Num Lock key.
This is the Num Lock key; it is different from `Number`. This key alters the behavior of
other keys on the numeric keypad.
Common
```kotlin
val NumPad0: Key
```
Numeric keypad '0' key.
Common
```kotlin
val NumPad1: Key
```
Numeric keypad '1' key.
Common
```kotlin
val NumPad2: Key
```
Numeric keypad '2' key.
Common
```kotlin
val NumPad3: Key
```
Numeric keypad '3' key.
Common
```kotlin
val NumPad4: Key
```
Numeric keypad '4' key.
Common
```kotlin
val NumPad5: Key
```
Numeric keypad '5' key.
Common
```kotlin
val NumPad6: Key
```
Numeric keypad '6' key.
Common
```kotlin
val NumPad7: Key
```
Numeric keypad '7' key.
Common
```kotlin
val NumPad8: Key
```
Numeric keypad '8' key.
Common
```kotlin
val NumPad9: Key
```
Numeric keypad '9' key.
Common
```kotlin
val NumPadDivide: Key
```
Numeric keypad '/' key (for division).
Common
```kotlin
val NumPadMultiply: Key
```
Numeric keypad '*' key (for multiplication).
Common
```kotlin
val NumPadSubtract: Key
```
Numeric keypad '-' key (for subtraction).
Common
```kotlin
val NumPadAdd: Key
```
Numeric keypad '+' key (for addition).
Common
```kotlin
val NumPadDot: Key
```
Numeric keypad '.' key (for decimals or digit grouping).
Common
```kotlin
val NumPadComma: Key
```
Numeric keypad ',' key (for decimals or digit grouping).
Common
```kotlin
val NumPadEnter: Key
```
Numeric keypad Enter key.
Common
```kotlin
val NumPadEquals: Key
```
Numeric keypad '=' key.
Common
```kotlin
val NumPadLeftParenthesis: Key
```
Numeric keypad '(' key.
Common
```kotlin
val NumPadRightParenthesis: Key
```
Numeric keypad ')' key.
Common
```kotlin
val NumPadDirectionUp: Key
```
Numeric keypad Up Arrow Key.
Common
```kotlin
val NumPadDirectionDown: Key
```
Numeric keypad Down Arrow Key.
Common
```kotlin
val NumPadDirectionLeft: Key
```
Numeric keypad Left Arrow Key.
Common
```kotlin
val NumPadDirectionRight: Key
```
Numeric keypad Right Arrow Key.
Common
```kotlin
val NumPadMoveHome: Key
```
Numeric keypad Home Key.
Common
```kotlin
val NumPadMoveEnd: Key
```
Numeric keypad End Key.
Common
```kotlin
val NumPadPageUp: Key
```
Numeric keypad Page Up Key.
Common
```kotlin
val NumPadPageDown: Key
```
Numeric keypad Page Down Key.
Common
```kotlin
val NumPadInsert: Key
```
Numeric keypad Insert Key.
Common
```kotlin
val NumPadDelete: Key
```
Numeric keypad Delete Key.
Common
```kotlin
val MediaPlay: Key
```
Play media key.
Common
```kotlin
val MediaPause: Key
```
Pause media key.
Common
```kotlin
val MediaPlayPause: Key
```
Play/Pause media key.
Common
```kotlin
val MediaStop: Key
```
Stop media key.
Common
```kotlin
val MediaRecord: Key
```
Record media key.
Common
```kotlin
val MediaNext: Key
```
Play Next media key.
Common
```kotlin
val MediaPrevious: Key
```
Play Previous media key.
Common
```kotlin
val MediaRewind: Key
```
Rewind media key.
Common
```kotlin
val MediaFastForward: Key
```
Fast Forward media key.
Common
```kotlin
val MediaClose: Key
```
Close media key.
May be used to close a CD tray, for example.
Common
```kotlin
val MediaAudioTrack: Key
```
Audio Track key.
Switches the audio tracks.
Common
```kotlin
val MediaEject: Key
```
Eject media key.
May be used to eject a CD tray, for example.
Common
```kotlin
val MediaTopMenu: Key
```
Media Top Menu key.
Goes to the top of media menu.
Common
```kotlin
val MediaSkipForward: Key
```
Skip forward media key.
Common
```kotlin
val MediaSkipBackward: Key
```
Skip backward media key.
Common
```kotlin
val MediaStepForward: Key
```
Step forward media key.
Steps media forward, one frame at a time.
Common
```kotlin
val MediaStepBackward: Key
```
Step backward media key.
Steps media backward, one frame at a time.
Common
```kotlin
val MicrophoneMute: Key
```
Mute key.
Mutes the microphone, unlike `VolumeMute`.
Common
```kotlin
val VolumeMute: Key
```
Volume Mute key.
Mutes the speaker, unlike `MicrophoneMute`.
This key should normally be implemented as a toggle such that the first press mutes the
speaker and the second press restores the original volume.
Common
```kotlin
val Info: Key
```
Info key.
Common on TV remotes to show additional information related to what is currently being
viewed.
Common
```kotlin
val ChannelUp: Key
```
Channel up key.
On TV remotes, increments the television channel.
Common
```kotlin
val ChannelDown: Key
```
Channel down key.
On TV remotes, decrements the television channel.
Common
```kotlin
val ZoomIn: Key
```
Zoom in key.
Common
```kotlin
val ZoomOut: Key
```
Zoom out key.
Common
```kotlin
val Tv: Key
```
TV key.
On TV remotes, switches to viewing live TV.
Common
```kotlin
val Window: Key
```
Window key.
On TV remotes, toggles picture-in-picture mode or other windowing functions. On Android
Wear devices, triggers a display offset.
Common
```kotlin
val Guide: Key
```
Guide key.
On TV remotes, shows a programming guide.
Common
```kotlin
val Dvr: Key
```
DVR key.
On some TV remotes, switches to a DVR mode for recorded shows.
Common
```kotlin
val Bookmark: Key
```
Bookmark key.
On some TV remotes, bookmarks content or web pages.
Common
```kotlin
val Captions: Key
```
Toggle captions key.
Switches the mode for closed-captioning text, for example during television shows.
Common
```kotlin
val Settings: Key
```
Settings key.
Starts the system settings activity.
Common
```kotlin
val TvPower: Key
```
TV power key.
On TV remotes, toggles the power on a television screen.
Common
```kotlin
val TvInput: Key
```
TV input key.
On TV remotes, switches the input on a television screen.
Common
```kotlin
val SetTopBoxPower: Key
```
Set-top-box power key.
On TV remotes, toggles the power on an external Set-top-box.
Common
```kotlin
val SetTopBoxInput: Key
```
Set-top-box input key.
On TV remotes, switches the input mode on an external Set-top-box.
Common
```kotlin
val AvReceiverPower: Key
```
A/V Receiver power key.
On TV remotes, toggles the power on an external A/V Receiver.
Common
```kotlin
val AvReceiverInput: Key
```
A/V Receiver input key.
On TV remotes, switches the input mode on an external A/V Receiver.
Common
```kotlin
val ProgramRed: Key
```
Red "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Common
```kotlin
val ProgramGreen: Key
```
Green "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Common
```kotlin
val ProgramYellow: Key
```
Yellow "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Common
```kotlin
val ProgramBlue: Key
```
Blue "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Common
```kotlin
val AppSwitch: Key
```
App switch key.
Should bring up the application switcher dialog.
Common
```kotlin
val LanguageSwitch: Key
```
Language Switch key.
Toggles the current input language such as switching between English and Japanese on a
QWERTY keyboard. On some devices, the same function may be performed by pressing
Shift+Space.
Common
```kotlin
val MannerMode: Key
```
Manner Mode key.
Toggles silent or vibrate mode on and off to make the device behave more politely in
certain settings such as on a crowded train. On some devices, the key may only operate
when long-pressed.
Common
```kotlin
val Toggle2D3D: Key
```
3D Mode key.
Toggles the display between 2D and 3D mode.
Common
```kotlin
val Contacts: Key
```
Contacts special function key.
Used to launch an address book application.
Common
```kotlin
val Calendar: Key
```
Calendar special function key.
Used to launch a calendar application.
Common
```kotlin
val Music: Key
```
Music special function key.
Used to launch a music player application.
Common
```kotlin
val Calculator: Key
```
Calculator special function key.
Used to launch a calculator application.
Common
```kotlin
val ZenkakuHankaru: Key
```
Japanese full-width / half-width key.
Common
```kotlin
val Eisu: Key
```
Japanese alphanumeric key.
Common
```kotlin
val Muhenkan: Key
```
Japanese non-conversion key.
Common
```kotlin
val Henkan: Key
```
Japanese conversion key.
Common
```kotlin
val KatakanaHiragana: Key
```
Japanese katakana / hiragana key.
Common
```kotlin
val Yen: Key
```
Japanese Yen key.
Common
```kotlin
val Ro: Key
```
Japanese Ro key.
Common
```kotlin
val Kana: Key
```
Japanese kana key.
Common
```kotlin
val Assist: Key
```
Assist key.
Launches the global assist activity. Not delivered to applications.
Common
```kotlin
val BrightnessDown: Key
```
Brightness Down key.
Adjusts the screen brightness down.
Common
```kotlin
val BrightnessUp: Key
```
Brightness Up key.
Adjusts the screen brightness up.
Common
```kotlin
val Sleep: Key
```
Sleep key.
Puts the device to sleep. Behaves somewhat like `Power` but it has no effect if the
device is already asleep.
Common
```kotlin
val WakeUp: Key
```
Wakeup key.
Wakes up the device. Behaves somewhat like `Power` but it has no effect if the device is
already awake.
Common
```kotlin
val SoftSleep: Key
```
Put device to sleep unless a wakelock is held.
Common
```kotlin
val Pairing: Key
```
Pairing key.
Initiates peripheral pairing mode. Useful for pairing remote control devices or game
controllers, especially if no other input mode is available.
Common
```kotlin
val LastChannel: Key
```
Last Channel key.
Goes to the last viewed channel.
Common
```kotlin
val TvDataService: Key
```
TV data service key.
Displays data services like weather, sports.
Common
```kotlin
val VoiceAssist: Key
```
Voice Assist key.
Launches the global voice assist activity. Not delivered to applications.
Common
```kotlin
val TvRadioService: Key
```
Radio key.
Toggles TV service / Radio service.
Common
```kotlin
val TvTeletext: Key
```
Teletext key.
Displays Teletext service.
Common
```kotlin
val TvNumberEntry: Key
```
Number entry key.
Initiates to enter multi-digit channel number when each digit key is assigned for
selecting separate channel. Corresponds to Number Entry Mode (0x1D) of CEC User Control
Code.
Common
```kotlin
val TvTerrestrialAnalog: Key
```
Analog Terrestrial key.
Switches to analog terrestrial broadcast service.
Common
```kotlin
val TvTerrestrialDigital: Key
```
Digital Terrestrial key.
Switches to digital terrestrial broadcast service.
Common
```kotlin
val TvSatellite: Key
```
Satellite key.
Switches to digital satellite broadcast service.
Common
```kotlin
val TvSatelliteBs: Key
```
BS key.
Switches to BS digital satellite broadcasting service available in Japan.
Common
```kotlin
val TvSatelliteCs: Key
```
CS key.
Switches to CS digital satellite broadcasting service available in Japan.
Common
```kotlin
val TvSatelliteService: Key
```
BS/CS key.
Toggles between BS and CS digital satellite services.
Common
```kotlin
val TvNetwork: Key
```
Toggle Network key.
Toggles selecting broadcast services.
Common
```kotlin
val TvAntennaCable: Key
```
Antenna/Cable key.
Toggles broadcast input source between antenna and cable.
Common
```kotlin
val TvInputHdmi1: Key
```
HDMI #1 key.
Switches to HDMI input #1.
Common
```kotlin
val TvInputHdmi2: Key
```
HDMI #2 key.
Switches to HDMI input #2.
Common
```kotlin
val TvInputHdmi3: Key
```
HDMI #3 key.
Switches to HDMI input #3.
Common
```kotlin
val TvInputHdmi4: Key
```
HDMI #4 key.
Switches to HDMI input #4.
Common
```kotlin
val TvInputComposite1: Key
```
Composite #1 key.
Switches to composite video input #1.
Common
```kotlin
val TvInputComposite2: Key
```
Composite #2 key.
Switches to composite video input #2.
Common
```kotlin
val TvInputComponent1: Key
```
Component #1 key.
Switches to component video input #1.
Common
```kotlin
val TvInputComponent2: Key
```
Component #2 key.
Switches to component video input #2.
Common
```kotlin
val TvInputVga1: Key
```
VGA #1 key.
Switches to VGA (analog RGB) input #1.
Common
```kotlin
val TvAudioDescription: Key
```
Audio description key.
Toggles audio description off / on.
Common
```kotlin
val TvAudioDescriptionMixingVolumeUp: Key
```
Audio description mixing volume up key.
Increase the audio description volume as compared with normal audio volume.
Common
```kotlin
val TvAudioDescriptionMixingVolumeDown: Key
```
Audio description mixing volume down key.
Lessen audio description volume as compared with normal audio volume.
Common
```kotlin
val TvZoomMode: Key
```
Zoom mode key.
Changes Zoom mode (Normal, Full, Zoom, Wide-zoom, etc.)
Common
```kotlin
val TvContentsMenu: Key
```
Contents menu key.
Goes to the title list. Corresponds to Contents Menu (0x0B) of CEC User Control Code
Common
```kotlin
val TvMediaContextMenu: Key
```
Media context menu key.
Goes to the context menu of media contents. Corresponds to Media Context-sensitive Menu
(0x11) of CEC User Control Code.
Common
```kotlin
val TvTimerProgramming: Key
```
Timer programming key.
Goes to the timer recording menu. Corresponds to Timer Programming (0x54) of CEC User
Control Code.
Common
```kotlin
val StemPrimary: Key
```
Primary stem key for Wearables.
Main power/reset button.
Common
```kotlin
val Stem1: Key
```
Generic stem key 1 for Wearables.
Common
```kotlin
val Stem2: Key
```
Generic stem key 2 for Wearables.
Common
```kotlin
val Stem3: Key
```
Generic stem key 3 for Wearables.
Common
```kotlin
val AllApps: Key
```
Show all apps.
Common
```kotlin
val Refresh: Key
```
Refresh key.
Common
```kotlin
val ThumbsUp: Key
```
Thumbs up key. Apps can use this to let user up-vote content.
Common
```kotlin
val ThumbsDown: Key
```
Thumbs down key. Apps can use this to let user down-vote content.
Common
```kotlin
val ProfileSwitch: Key
```
Used to switch current `account` that is consuming content. May
be consumed by system to set account globally.
Android
```kotlin
actual value class Key(val keyCode: Long)
```
Actual implementation of `Key` for Android.
#### Parameters
| | |
| --- | --- |
| keyCode | an integer code representing the key pressed. |
## Companion Object
#### Properties
Android
```kotlin
actual val Unknown = Key(KeyEvent.KEYCODE_UNKNOWN)
```
Unknown key.
Android
```kotlin
actual val SoftLeft = Key(KeyEvent.KEYCODE_SOFT_LEFT)
```
Soft Left key.
Usually situated below the display on phones and used as a multi-function feature key for
selecting a software defined function shown on the bottom left of the display.
Android
```kotlin
actual val SoftRight = Key(KeyEvent.KEYCODE_SOFT_RIGHT)
```
Soft Right key.
Usually situated below the display on phones and used as a multi-function feature key for
selecting a software defined function shown on the bottom right of the display.
Android
> **Deprecated** `Key.Home` is never delivered to applications. For the keyboard \"Home\" key use `Key.MoveHome`. For the system \"Home\" key (unlikely to be needed), use `Key.SystemHome`
```kotlin
actual val Home = Key(KeyEvent.KEYCODE_HOME)
```
System Home key.
This key is handled by the framework and is never delivered to applications.
Android
```kotlin
actual val SystemHome = Key(KeyEvent.KEYCODE_HOME)
```
System Home key.
This key is handled by the framework and is never delivered to applications.
Android
```kotlin
actual val Back = Key(KeyEvent.KEYCODE_BACK)
```
Back key.
Android
```kotlin
actual val Help = Key(KeyEvent.KEYCODE_HELP)
```
Help key.
Android
```kotlin
actual val NavigatePrevious = Key(KeyEvent.KEYCODE_NAVIGATE_PREVIOUS)
```
Navigate to previous key.
Goes backward by one item in an ordered collection of items.
Android
```kotlin
actual val NavigateNext = Key(KeyEvent.KEYCODE_NAVIGATE_NEXT)
```
Navigate to next key.
Advances to the next item in an ordered collection of items.
Android
```kotlin
actual val NavigateIn = Key(KeyEvent.KEYCODE_NAVIGATE_IN)
```
Navigate in key.
Activates the item that currently has focus or expands to the next level of a navigation
hierarchy.
Android
```kotlin
actual val NavigateOut = Key(KeyEvent.KEYCODE_NAVIGATE_OUT)
```
Navigate out key.
Backs out one level of a navigation hierarchy or collapses the item that currently has
focus.
Android
```kotlin
actual val SystemNavigationUp = Key(KeyEvent.KEYCODE_SYSTEM_NAVIGATION_UP)
```
Consumed by the system for navigation up.
Android
```kotlin
actual val SystemNavigationDown = Key(KeyEvent.KEYCODE_SYSTEM_NAVIGATION_DOWN)
```
Consumed by the system for navigation down.
Android
```kotlin
actual val SystemNavigationLeft = Key(KeyEvent.KEYCODE_SYSTEM_NAVIGATION_LEFT)
```
Consumed by the system for navigation left.
Android
```kotlin
actual val SystemNavigationRight = Key(KeyEvent.KEYCODE_SYSTEM_NAVIGATION_RIGHT)
```
Consumed by the system for navigation right.
Android
```kotlin
actual val Call = Key(KeyEvent.KEYCODE_CALL)
```
Call key.
Android
```kotlin
actual val EndCall = Key(KeyEvent.KEYCODE_ENDCALL)
```
End Call key.
Android
```kotlin
actual val DirectionUp = Key(KeyEvent.KEYCODE_DPAD_UP)
```
Up Arrow Key / Directional Pad Up key.
May also be synthesized from trackball motions.
Android
```kotlin
actual val DirectionDown = Key(KeyEvent.KEYCODE_DPAD_DOWN)
```
Down Arrow Key / Directional Pad Down key.
May also be synthesized from trackball motions.
Android
```kotlin
actual val DirectionLeft = Key(KeyEvent.KEYCODE_DPAD_LEFT)
```
Left Arrow Key / Directional Pad Left key.
May also be synthesized from trackball motions.
Android
```kotlin
actual val DirectionRight = Key(KeyEvent.KEYCODE_DPAD_RIGHT)
```
Right Arrow Key / Directional Pad Right key.
May also be synthesized from trackball motions.
Android
```kotlin
actual val DirectionCenter = Key(KeyEvent.KEYCODE_DPAD_CENTER)
```
Center Arrow Key / Directional Pad Center key.
May also be synthesized from trackball motions.
Android
```kotlin
actual val DirectionUpLeft = Key(KeyEvent.KEYCODE_DPAD_UP_LEFT)
```
Directional Pad Up-Left.
Android
```kotlin
actual val DirectionDownLeft = Key(KeyEvent.KEYCODE_DPAD_DOWN_LEFT)
```
Directional Pad Down-Left.
Android
```kotlin
actual val DirectionUpRight = Key(KeyEvent.KEYCODE_DPAD_UP_RIGHT)
```
Directional Pad Up-Right.
Android
```kotlin
actual val DirectionDownRight = Key(KeyEvent.KEYCODE_DPAD_DOWN_RIGHT)
```
Directional Pad Down-Right.
Android
```kotlin
actual val VolumeUp = Key(KeyEvent.KEYCODE_VOLUME_UP)
```
Volume Up key.
Adjusts the speaker volume up.
Android
```kotlin
actual val VolumeDown = Key(KeyEvent.KEYCODE_VOLUME_DOWN)
```
Volume Down key.
Adjusts the speaker volume down.
Android
```kotlin
actual val Power = Key(KeyEvent.KEYCODE_POWER)
```
Power key.
Android
```kotlin
actual val Camera = Key(KeyEvent.KEYCODE_CAMERA)
```
Camera key.
Used to launch a camera application or take pictures.
Android
```kotlin
actual val Clear = Key(KeyEvent.KEYCODE_CLEAR)
```
Clear key.
Android
```kotlin
actual val Zero = Key(KeyEvent.KEYCODE_0)
```
'0' key.
Android
```kotlin
actual val One = Key(KeyEvent.KEYCODE_1)
```
'1' key.
Android
```kotlin
actual val Two = Key(KeyEvent.KEYCODE_2)
```
'2' key.
Android
```kotlin
actual val Three = Key(KeyEvent.KEYCODE_3)
```
'3' key.
Android
```kotlin
actual val Four = Key(KeyEvent.KEYCODE_4)
```
'4' key.
Android
```kotlin
actual val Five = Key(KeyEvent.KEYCODE_5)
```
'5' key.
Android
```kotlin
actual val Six = Key(KeyEvent.KEYCODE_6)
```
'6' key.
Android
```kotlin
actual val Seven = Key(KeyEvent.KEYCODE_7)
```
'7' key.
Android
```kotlin
actual val Eight = Key(KeyEvent.KEYCODE_8)
```
'8' key.
Android
```kotlin
actual val Nine = Key(KeyEvent.KEYCODE_9)
```
'9' key.
Android
```kotlin
actual val Plus = Key(KeyEvent.KEYCODE_PLUS)
```
'+' key.
Android
```kotlin
actual val Minus = Key(KeyEvent.KEYCODE_MINUS)
```
'-' key.
Android
```kotlin
actual val Multiply = Key(KeyEvent.KEYCODE_STAR)
```
'*' key.
Android
```kotlin
actual val Equals = Key(KeyEvent.KEYCODE_EQUALS)
```
'=' key.
Android
```kotlin
actual val Pound = Key(KeyEvent.KEYCODE_POUND)
```
'#' key.
Android
```kotlin
actual val A = Key(KeyEvent.KEYCODE_A)
```
'A' key.
Android
```kotlin
actual val B = Key(KeyEvent.KEYCODE_B)
```
'B' key.
Android
```kotlin
actual val C = Key(KeyEvent.KEYCODE_C)
```
'C' key.
Android
```kotlin
actual val D = Key(KeyEvent.KEYCODE_D)
```
'D' key.
Android
```kotlin
actual val E = Key(KeyEvent.KEYCODE_E)
```
'E' key.
Android
```kotlin
actual val F = Key(KeyEvent.KEYCODE_F)
```
'F' key.
Android
```kotlin
actual val G = Key(KeyEvent.KEYCODE_G)
```
'G' key.
Android
```kotlin
actual val H = Key(KeyEvent.KEYCODE_H)
```
'H' key.
Android
```kotlin
actual val I = Key(KeyEvent.KEYCODE_I)
```
'I' key.
Android
```kotlin
actual val J = Key(KeyEvent.KEYCODE_J)
```
'J' key.
Android
```kotlin
actual val K = Key(KeyEvent.KEYCODE_K)
```
'K' key.
Android
```kotlin
actual val L = Key(KeyEvent.KEYCODE_L)
```
'L' key.
Android
```kotlin
actual val M = Key(KeyEvent.KEYCODE_M)
```
'M' key.
Android
```kotlin
actual val N = Key(KeyEvent.KEYCODE_N)
```
'N' key.
Android
```kotlin
actual val O = Key(KeyEvent.KEYCODE_O)
```
'O' key.
Android
```kotlin
actual val P = Key(KeyEvent.KEYCODE_P)
```
'P' key.
Android
```kotlin
actual val Q = Key(KeyEvent.KEYCODE_Q)
```
'Q' key.
Android
```kotlin
actual val R = Key(KeyEvent.KEYCODE_R)
```
'R' key.
Android
```kotlin
actual val S = Key(KeyEvent.KEYCODE_S)
```
'S' key.
Android
```kotlin
actual val T = Key(KeyEvent.KEYCODE_T)
```
'T' key.
Android
```kotlin
actual val U = Key(KeyEvent.KEYCODE_U)
```
'U' key.
Android
```kotlin
actual val V = Key(KeyEvent.KEYCODE_V)
```
'V' key.
Android
```kotlin
actual val W = Key(KeyEvent.KEYCODE_W)
```
'W' key.
Android
```kotlin
actual val X = Key(KeyEvent.KEYCODE_X)
```
'X' key.
Android
```kotlin
actual val Y = Key(KeyEvent.KEYCODE_Y)
```
'Y' key.
Android
```kotlin
actual val Z = Key(KeyEvent.KEYCODE_Z)
```
'Z' key.
Android
```kotlin
actual val Comma = Key(KeyEvent.KEYCODE_COMMA)
```
',' key.
Android
```kotlin
actual val Period = Key(KeyEvent.KEYCODE_PERIOD)
```
'.' key.
Android
```kotlin
actual val AltLeft = Key(KeyEvent.KEYCODE_ALT_LEFT)
```
Left Alt modifier key.
Android
```kotlin
actual val AltRight = Key(KeyEvent.KEYCODE_ALT_RIGHT)
```
Right Alt modifier key.
Android
```kotlin
actual val ShiftLeft = Key(KeyEvent.KEYCODE_SHIFT_LEFT)
```
Left Shift modifier key.
Android
```kotlin
actual val ShiftRight = Key(KeyEvent.KEYCODE_SHIFT_RIGHT)
```
Right Shift modifier key.
Android
```kotlin
actual val Tab = Key(KeyEvent.KEYCODE_TAB)
```
Tab key.
Android
```kotlin
actual val Spacebar = Key(KeyEvent.KEYCODE_SPACE)
```
Space key.
Android
```kotlin
actual val Symbol = Key(KeyEvent.KEYCODE_SYM)
```
Symbol modifier key.
Used to enter alternate symbols.
Android
```kotlin
actual val Browser = Key(KeyEvent.KEYCODE_EXPLORER)
```
Browser special function key.
Used to launch a browser application.
Android
```kotlin
actual val Envelope = Key(KeyEvent.KEYCODE_ENVELOPE)
```
Envelope special function key.
Used to launch a mail application.
Android
```kotlin
actual val Enter = Key(KeyEvent.KEYCODE_ENTER)
```
Enter key.
Android
```kotlin
actual val Backspace = Key(KeyEvent.KEYCODE_DEL)
```
Backspace key.
Deletes characters before the insertion point, unlike `Delete`.
Android
```kotlin
actual val Delete = Key(KeyEvent.KEYCODE_FORWARD_DEL)
```
Delete key.
Deletes characters ahead of the insertion point, unlike `Backspace`.
Android
```kotlin
actual val Escape = Key(KeyEvent.KEYCODE_ESCAPE)
```
Escape key.
Android
```kotlin
actual val CtrlLeft = Key(KeyEvent.KEYCODE_CTRL_LEFT)
```
Left Control modifier key.
Android
```kotlin
actual val CtrlRight = Key(KeyEvent.KEYCODE_CTRL_RIGHT)
```
Right Control modifier key.
Android
```kotlin
actual val CapsLock = Key(KeyEvent.KEYCODE_CAPS_LOCK)
```
Caps Lock key.
Android
```kotlin
actual val ScrollLock = Key(KeyEvent.KEYCODE_SCROLL_LOCK)
```
Scroll Lock key.
Android
```kotlin
actual val MetaLeft = Key(KeyEvent.KEYCODE_META_LEFT)
```
Left Meta modifier key.
Android
```kotlin
actual val MetaRight = Key(KeyEvent.KEYCODE_META_RIGHT)
```
Right Meta modifier key.
Android
```kotlin
actual val Function = Key(KeyEvent.KEYCODE_FUNCTION)
```
Function modifier key.
Android
```kotlin
actual val PrintScreen = Key(KeyEvent.KEYCODE_SYSRQ)
```
System Request / Print Screen key.
Android
```kotlin
actual val Break = Key(KeyEvent.KEYCODE_BREAK)
```
Break / Pause key.
Android
```kotlin
actual val MoveHome = Key(KeyEvent.KEYCODE_MOVE_HOME)
```
Home Movement key.
Used for scrolling or moving the cursor around to the start of a line or to the top of a
list.
Android
```kotlin
actual val MoveEnd = Key(KeyEvent.KEYCODE_MOVE_END)
```
End Movement key.
Used for scrolling or moving the cursor around to the end of a line or to the bottom of a
list.
Android
```kotlin
actual val Insert = Key(KeyEvent.KEYCODE_INSERT)
```
Insert key.
Toggles insert / overwrite edit mode.
Android
```kotlin
actual val Cut = Key(KeyEvent.KEYCODE_CUT)
```
Cut key.
Android
```kotlin
actual val Copy = Key(KeyEvent.KEYCODE_COPY)
```
Copy key.
Android
```kotlin
actual val Paste = Key(KeyEvent.KEYCODE_PASTE)
```
Paste key.
Android
```kotlin
actual val Grave = Key(KeyEvent.KEYCODE_GRAVE)
```
'`' (backtick) key.
Android
```kotlin
actual val LeftBracket = Key(KeyEvent.KEYCODE_LEFT_BRACKET)
```
'`' key.
Android
```kotlin
actual val RightBracket = Key(KeyEvent.KEYCODE_RIGHT_BRACKET)
```
'`' key.
Android
```kotlin
actual val Slash = Key(KeyEvent.KEYCODE_SLASH)
```
'/' key.
Android
```kotlin
actual val Backslash = Key(KeyEvent.KEYCODE_BACKSLASH)
```
'\' key.
Android
```kotlin
actual val Semicolon = Key(KeyEvent.KEYCODE_SEMICOLON)
```
';' key.
Android
```kotlin
actual val Apostrophe = Key(KeyEvent.KEYCODE_APOSTROPHE)
```
''' (apostrophe) key.
Android
```kotlin
actual val At = Key(KeyEvent.KEYCODE_AT)
```
'@' key.
Android
```kotlin
actual val Number = Key(KeyEvent.KEYCODE_NUM)
```
Number modifier key.
Used to enter numeric symbols. This key is not Num Lock; it is more like `AltLeft`.
Android
```kotlin
actual val HeadsetHook = Key(KeyEvent.KEYCODE_HEADSETHOOK)
```
Headset Hook key.
Used to hang up calls and stop media.
Android
```kotlin
actual val Focus = Key(KeyEvent.KEYCODE_FOCUS)
```
Camera Focus key.
Used to focus the camera.
Android
```kotlin
actual val Menu = Key(KeyEvent.KEYCODE_MENU)
```
Menu key.
Android
```kotlin
actual val Notification = Key(KeyEvent.KEYCODE_NOTIFICATION)
```
Notification key.
Android
```kotlin
actual val Search = Key(KeyEvent.KEYCODE_SEARCH)
```
Search key.
Android
```kotlin
actual val PageUp = Key(KeyEvent.KEYCODE_PAGE_UP)
```
Page Up key.
Android
```kotlin
actual val PageDown = Key(KeyEvent.KEYCODE_PAGE_DOWN)
```
Page Down key.
Android
```kotlin
actual val PictureSymbols = Key(KeyEvent.KEYCODE_PICTSYMBOLS)
```
Picture Symbols modifier key.
Used to switch symbol sets (Emoji, Kao-moji).
Android
```kotlin
actual val SwitchCharset = Key(KeyEvent.KEYCODE_SWITCH_CHARSET)
```
Switch Charset modifier key.
Used to switch character sets (Kanji, Katakana).
Android
```kotlin
actual val ButtonA = Key(KeyEvent.KEYCODE_BUTTON_A)
```
A Button key.
On a game controller, the A button should be either the button labeled A or the first
button on the bottom row of controller buttons.
Android
```kotlin
actual val ButtonB = Key(KeyEvent.KEYCODE_BUTTON_B)
```
B Button key.
On a game controller, the B button should be either the button labeled B or the second
button on the bottom row of controller buttons.
Android
```kotlin
actual val ButtonC = Key(KeyEvent.KEYCODE_BUTTON_C)
```
C Button key.
On a game controller, the C button should be either the button labeled C or the third
button on the bottom row of controller buttons.
Android
```kotlin
actual val ButtonX = Key(KeyEvent.KEYCODE_BUTTON_X)
```
X Button key.
On a game controller, the X button should be either the button labeled X or the first
button on the upper row of controller buttons.
Android
```kotlin
actual val ButtonY = Key(KeyEvent.KEYCODE_BUTTON_Y)
```
Y Button key.
On a game controller, the Y button should be either the button labeled Y or the second
button on the upper row of controller buttons.
Android
```kotlin
actual val ButtonZ = Key(KeyEvent.KEYCODE_BUTTON_Z)
```
Z Button key.
On a game controller, the Z button should be either the button labeled Z or the third
button on the upper row of controller buttons.
Android
```kotlin
actual val ButtonL1 = Key(KeyEvent.KEYCODE_BUTTON_L1)
```
L1 Button key.
On a game controller, the L1 button should be either the button labeled L1 (or L) or the
top left trigger button.
Android
```kotlin
actual val ButtonR1 = Key(KeyEvent.KEYCODE_BUTTON_R1)
```
R1 Button key.
On a game controller, the R1 button should be either the button labeled R1 (or R) or the
top right trigger button.
Android
```kotlin
actual val ButtonL2 = Key(KeyEvent.KEYCODE_BUTTON_L2)
```
L2 Button key.
On a game controller, the L2 button should be either the button labeled L2 or the bottom
left trigger button.
Android
```kotlin
actual val ButtonR2 = Key(KeyEvent.KEYCODE_BUTTON_R2)
```
R2 Button key.
On a game controller, the R2 button should be either the button labeled R2 or the bottom
right trigger button.
Android
```kotlin
actual val ButtonThumbLeft = Key(KeyEvent.KEYCODE_BUTTON_THUMBL)
```
Left Thumb Button key.
On a game controller, the left thumb button indicates that the left (or only) joystick is
pressed.
Android
```kotlin
actual val ButtonThumbRight = Key(KeyEvent.KEYCODE_BUTTON_THUMBR)
```
Right Thumb Button key.
On a game controller, the right thumb button indicates that the right joystick is
pressed.
Android
```kotlin
actual val ButtonStart = Key(KeyEvent.KEYCODE_BUTTON_START)
```
Start Button key.
On a game controller, the button labeled Start.
Android
```kotlin
actual val ButtonSelect = Key(KeyEvent.KEYCODE_BUTTON_SELECT)
```
Select Button key.
On a game controller, the button labeled Select.
Android
```kotlin
actual val ButtonMode = Key(KeyEvent.KEYCODE_BUTTON_MODE)
```
Mode Button key.
On a game controller, the button labeled Mode.
Android
```kotlin
actual val Button1 = Key(KeyEvent.KEYCODE_BUTTON_1)
```
Generic Game Pad Button #1.
Android
```kotlin
actual val Button2 = Key(KeyEvent.KEYCODE_BUTTON_2)
```
Generic Game Pad Button #2.
Android
```kotlin
actual val Button3 = Key(KeyEvent.KEYCODE_BUTTON_3)
```
Generic Game Pad Button #3.
Android
```kotlin
actual val Button4 = Key(KeyEvent.KEYCODE_BUTTON_4)
```
Generic Game Pad Button #4.
Android
```kotlin
actual val Button5 = Key(KeyEvent.KEYCODE_BUTTON_5)
```
Generic Game Pad Button #5.
Android
```kotlin
actual val Button6 = Key(KeyEvent.KEYCODE_BUTTON_6)
```
Generic Game Pad Button #6.
Android
```kotlin
actual val Button7 = Key(KeyEvent.KEYCODE_BUTTON_7)
```
Generic Game Pad Button #7.
Android
```kotlin
actual val Button8 = Key(KeyEvent.KEYCODE_BUTTON_8)
```
Generic Game Pad Button #8.
Android
```kotlin
actual val Button9 = Key(KeyEvent.KEYCODE_BUTTON_9)
```
Generic Game Pad Button #9.
Android
```kotlin
actual val Button10 = Key(KeyEvent.KEYCODE_BUTTON_10)
```
Generic Game Pad Button #10.
Android
```kotlin
actual val Button11 = Key(KeyEvent.KEYCODE_BUTTON_11)
```
Generic Game Pad Button #11.
Android
```kotlin
actual val Button12 = Key(KeyEvent.KEYCODE_BUTTON_12)
```
Generic Game Pad Button #12.
Android
```kotlin
actual val Button13 = Key(KeyEvent.KEYCODE_BUTTON_13)
```
Generic Game Pad Button #13.
Android
```kotlin
actual val Button14 = Key(KeyEvent.KEYCODE_BUTTON_14)
```
Generic Game Pad Button #14.
Android
```kotlin
actual val Button15 = Key(KeyEvent.KEYCODE_BUTTON_15)
```
Generic Game Pad Button #15.
Android
```kotlin
actual val Button16 = Key(KeyEvent.KEYCODE_BUTTON_16)
```
Generic Game Pad Button #16.
Android
```kotlin
actual val Forward = Key(KeyEvent.KEYCODE_FORWARD)
```
Forward key.
Navigates forward in the history stack. Complement of `Back`.
Android
```kotlin
actual val F1 = Key(KeyEvent.KEYCODE_F1)
```
F1 key.
Android
```kotlin
actual val F2 = Key(KeyEvent.KEYCODE_F2)
```
F2 key.
Android
```kotlin
actual val F3 = Key(KeyEvent.KEYCODE_F3)
```
F3 key.
Android
```kotlin
actual val F4 = Key(KeyEvent.KEYCODE_F4)
```
F4 key.
Android
```kotlin
actual val F5 = Key(KeyEvent.KEYCODE_F5)
```
F5 key.
Android
```kotlin
actual val F6 = Key(KeyEvent.KEYCODE_F6)
```
F6 key.
Android
```kotlin
actual val F7 = Key(KeyEvent.KEYCODE_F7)
```
F7 key.
Android
```kotlin
actual val F8 = Key(KeyEvent.KEYCODE_F8)
```
F8 key.
Android
```kotlin
actual val F9 = Key(KeyEvent.KEYCODE_F9)
```
F9 key.
Android
```kotlin
actual val F10 = Key(KeyEvent.KEYCODE_F10)
```
F10 key.
Android
```kotlin
actual val F11 = Key(KeyEvent.KEYCODE_F11)
```
F11 key.
Android
```kotlin
actual val F12 = Key(KeyEvent.KEYCODE_F12)
```
F12 key.
Android
```kotlin
actual val NumLock = Key(KeyEvent.KEYCODE_NUM_LOCK)
```
Num Lock key.
This is the Num Lock key; it is different from `Number`. This key alters the behavior of
other keys on the numeric keypad.
Android
```kotlin
actual val NumPad0 = Key(KeyEvent.KEYCODE_NUMPAD_0)
```
Numeric keypad '0' key.
Android
```kotlin
actual val NumPad1 = Key(KeyEvent.KEYCODE_NUMPAD_1)
```
Numeric keypad '1' key.
Android
```kotlin
actual val NumPad2 = Key(KeyEvent.KEYCODE_NUMPAD_2)
```
Numeric keypad '2' key.
Android
```kotlin
actual val NumPad3 = Key(KeyEvent.KEYCODE_NUMPAD_3)
```
Numeric keypad '3' key.
Android
```kotlin
actual val NumPad4 = Key(KeyEvent.KEYCODE_NUMPAD_4)
```
Numeric keypad '4' key.
Android
```kotlin
actual val NumPad5 = Key(KeyEvent.KEYCODE_NUMPAD_5)
```
Numeric keypad '5' key.
Android
```kotlin
actual val NumPad6 = Key(KeyEvent.KEYCODE_NUMPAD_6)
```
Numeric keypad '6' key.
Android
```kotlin
actual val NumPad7 = Key(KeyEvent.KEYCODE_NUMPAD_7)
```
Numeric keypad '7' key.
Android
```kotlin
actual val NumPad8 = Key(KeyEvent.KEYCODE_NUMPAD_8)
```
Numeric keypad '8' key.
Android
```kotlin
actual val NumPad9 = Key(KeyEvent.KEYCODE_NUMPAD_9)
```
Numeric keypad '9' key.
Android
```kotlin
actual val NumPadDivide = Key(KeyEvent.KEYCODE_NUMPAD_DIVIDE)
```
Numeric keypad '/' key (for division).
Android
```kotlin
actual val NumPadMultiply = Key(KeyEvent.KEYCODE_NUMPAD_MULTIPLY)
```
Numeric keypad '*' key (for multiplication).
Android
```kotlin
actual val NumPadSubtract = Key(KeyEvent.KEYCODE_NUMPAD_SUBTRACT)
```
Numeric keypad '-' key (for subtraction).
Android
```kotlin
actual val NumPadAdd = Key(KeyEvent.KEYCODE_NUMPAD_ADD)
```
Numeric keypad '+' key (for addition).
Android
```kotlin
actual val NumPadDot = Key(KeyEvent.KEYCODE_NUMPAD_DOT)
```
Numeric keypad '.' key (for decimals or digit grouping).
Android
```kotlin
actual val NumPadComma = Key(KeyEvent.KEYCODE_NUMPAD_COMMA)
```
Numeric keypad ',' key (for decimals or digit grouping).
Android
```kotlin
actual val NumPadEnter = Key(KeyEvent.KEYCODE_NUMPAD_ENTER)
```
Numeric keypad Enter key.
Android
```kotlin
actual val NumPadEquals = Key(KeyEvent.KEYCODE_NUMPAD_EQUALS)
```
Numeric keypad '=' key.
Android
```kotlin
actual val NumPadLeftParenthesis = Key(KeyEvent.KEYCODE_NUMPAD_LEFT_PAREN)
```
Numeric keypad '(' key.
Android
```kotlin
actual val NumPadRightParenthesis = Key(KeyEvent.KEYCODE_NUMPAD_RIGHT_PAREN)
```
Numeric keypad ')' key.
Android
```kotlin
actual val MediaPlay = Key(KeyEvent.KEYCODE_MEDIA_PLAY)
```
Play media key.
Android
```kotlin
actual val MediaPause = Key(KeyEvent.KEYCODE_MEDIA_PAUSE)
```
Pause media key.
Android
```kotlin
actual val MediaPlayPause = Key(KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE)
```
Play/Pause media key.
Android
```kotlin
actual val MediaStop = Key(KeyEvent.KEYCODE_MEDIA_STOP)
```
Stop media key.
Android
```kotlin
actual val MediaRecord = Key(KeyEvent.KEYCODE_MEDIA_RECORD)
```
Record media key.
Android
```kotlin
actual val MediaNext = Key(KeyEvent.KEYCODE_MEDIA_NEXT)
```
Play Next media key.
Android
```kotlin
actual val MediaPrevious = Key(KeyEvent.KEYCODE_MEDIA_PREVIOUS)
```
Play Previous media key.
Android
```kotlin
actual val MediaRewind = Key(KeyEvent.KEYCODE_MEDIA_REWIND)
```
Rewind media key.
Android
```kotlin
actual val MediaFastForward = Key(KeyEvent.KEYCODE_MEDIA_FAST_FORWARD)
```
Fast Forward media key.
Android
```kotlin
actual val MediaClose = Key(KeyEvent.KEYCODE_MEDIA_CLOSE)
```
Close media key.
May be used to close a CD tray, for example.
Android
```kotlin
actual val MediaAudioTrack = Key(KeyEvent.KEYCODE_MEDIA_AUDIO_TRACK)
```
Audio Track key.
Switches the audio tracks.
Android
```kotlin
actual val MediaEject = Key(KeyEvent.KEYCODE_MEDIA_EJECT)
```
Eject media key.
May be used to eject a CD tray, for example.
Android
```kotlin
actual val MediaTopMenu = Key(KeyEvent.KEYCODE_MEDIA_TOP_MENU)
```
Media Top Menu key.
Goes to the top of media menu.
Android
```kotlin
actual val MediaSkipForward = Key(KeyEvent.KEYCODE_MEDIA_SKIP_FORWARD)
```
Skip forward media key.
Android
```kotlin
actual val MediaSkipBackward = Key(KeyEvent.KEYCODE_MEDIA_SKIP_BACKWARD)
```
Skip backward media key.
Android
```kotlin
actual val MediaStepForward = Key(KeyEvent.KEYCODE_MEDIA_STEP_FORWARD)
```
Step forward media key.
Steps media forward, one frame at a time.
Android
```kotlin
actual val MediaStepBackward = Key(KeyEvent.KEYCODE_MEDIA_STEP_BACKWARD)
```
Step backward media key.
Steps media backward, one frame at a time.
Android
```kotlin
actual val MicrophoneMute = Key(KeyEvent.KEYCODE_MUTE)
```
Mute key.
Mutes the microphone, unlike `VolumeMute`.
Android
```kotlin
actual val VolumeMute = Key(KeyEvent.KEYCODE_VOLUME_MUTE)
```
Volume Mute key.
Mutes the speaker, unlike `MicrophoneMute`.
This key should normally be implemented as a toggle such that the first press mutes the
speaker and the second press restores the original volume.
Android
```kotlin
actual val Info = Key(KeyEvent.KEYCODE_INFO)
```
Info key.
Common on TV remotes to show additional information related to what is currently being
viewed.
Android
```kotlin
actual val ChannelUp = Key(KeyEvent.KEYCODE_CHANNEL_UP)
```
Channel up key.
On TV remotes, increments the television channel.
Android
```kotlin
actual val ChannelDown = Key(KeyEvent.KEYCODE_CHANNEL_DOWN)
```
Channel down key.
On TV remotes, decrements the television channel.
Android
```kotlin
actual val ZoomIn = Key(KeyEvent.KEYCODE_ZOOM_IN)
```
Zoom in key.
Android
```kotlin
actual val ZoomOut = Key(KeyEvent.KEYCODE_ZOOM_OUT)
```
Zoom out key.
Android
```kotlin
actual val Tv = Key(KeyEvent.KEYCODE_TV)
```
TV key.
On TV remotes, switches to viewing live TV.
Android
```kotlin
actual val Window = Key(KeyEvent.KEYCODE_WINDOW)
```
Window key.
On TV remotes, toggles picture-in-picture mode or other windowing functions. On Android
Wear devices, triggers a display offset.
Android
```kotlin
actual val Guide = Key(KeyEvent.KEYCODE_GUIDE)
```
Guide key.
On TV remotes, shows a programming guide.
Android
```kotlin
actual val Dvr = Key(KeyEvent.KEYCODE_DVR)
```
DVR key.
On some TV remotes, switches to a DVR mode for recorded shows.
Android
```kotlin
actual val Bookmark = Key(KeyEvent.KEYCODE_BOOKMARK)
```
Bookmark key.
On some TV remotes, bookmarks content or web pages.
Android
```kotlin
actual val Captions = Key(KeyEvent.KEYCODE_CAPTIONS)
```
Toggle captions key.
Switches the mode for closed-captioning text, for example during television shows.
Android
```kotlin
actual val Settings = Key(KeyEvent.KEYCODE_SETTINGS)
```
Settings key.
Starts the system settings activity.
Android
```kotlin
actual val TvPower = Key(KeyEvent.KEYCODE_TV_POWER)
```
TV power key.
On TV remotes, toggles the power on a television screen.
Android
```kotlin
actual val TvInput = Key(KeyEvent.KEYCODE_TV_INPUT)
```
TV input key.
On TV remotes, switches the input on a television screen.
Android
```kotlin
actual val SetTopBoxPower = Key(KeyEvent.KEYCODE_STB_POWER)
```
Set-top-box power key.
On TV remotes, toggles the power on an external Set-top-box.
Android
```kotlin
actual val SetTopBoxInput = Key(KeyEvent.KEYCODE_STB_INPUT)
```
Set-top-box input key.
On TV remotes, switches the input mode on an external Set-top-box.
Android
```kotlin
actual val AvReceiverPower = Key(KeyEvent.KEYCODE_AVR_POWER)
```
A/V Receiver power key.
On TV remotes, toggles the power on an external A/V Receiver.
Android
```kotlin
actual val AvReceiverInput = Key(KeyEvent.KEYCODE_AVR_INPUT)
```
A/V Receiver input key.
On TV remotes, switches the input mode on an external A/V Receiver.
Android
```kotlin
actual val ProgramRed = Key(KeyEvent.KEYCODE_PROG_RED)
```
Red "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Android
```kotlin
actual val ProgramGreen = Key(KeyEvent.KEYCODE_PROG_GREEN)
```
Green "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Android
```kotlin
actual val ProgramYellow = Key(KeyEvent.KEYCODE_PROG_YELLOW)
```
Yellow "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Android
```kotlin
actual val ProgramBlue = Key(KeyEvent.KEYCODE_PROG_BLUE)
```
Blue "programmable" key.
On TV remotes, acts as a contextual/programmable key.
Android
```kotlin
actual val AppSwitch = Key(KeyEvent.KEYCODE_APP_SWITCH)
```
App switch key.
Should bring up the application switcher dialog.
Android
```kotlin
actual val LanguageSwitch = Key(KeyEvent.KEYCODE_LANGUAGE_SWITCH)
```
Language Switch key.
Toggles the current input language such as switching between English and Japanese on a
QWERTY keyboard. On some devices, the same function may be performed by pressing
Shift+Space.
Android
```kotlin
actual val MannerMode = Key(KeyEvent.KEYCODE_MANNER_MODE)
```
Manner Mode key.
Toggles silent or vibrate mode on and off to make the device behave more politely in
certain settings such as on a crowded train. On some devices, the key may only operate
when long-pressed.
Android
```kotlin
actual val Toggle2D3D = Key(KeyEvent.KEYCODE_3D_MODE)
```
3D Mode key.
Toggles the display between 2D and 3D mode.
Android
```kotlin
actual val Contacts = Key(KeyEvent.KEYCODE_CONTACTS)
```
Contacts special function key.
Used to launch an address book application.
Android
```kotlin
actual val Calendar = Key(KeyEvent.KEYCODE_CALENDAR)
```
Calendar special function key.
Used to launch a calendar application.
Android
```kotlin
actual val Music = Key(KeyEvent.KEYCODE_MUSIC)
```
Music special function key.
Used to launch a music player application.
Android
```kotlin
actual val Calculator = Key(KeyEvent.KEYCODE_CALCULATOR)
```
Calculator special function key.
Used to launch a calculator application.
Android
```kotlin
actual val ZenkakuHankaru = Key(KeyEvent.KEYCODE_ZENKAKU_HANKAKU)
```
Japanese full-width / half-width key.
Android
```kotlin
actual val Eisu = Key(KeyEvent.KEYCODE_EISU)
```
Japanese alphanumeric key.
Android
```kotlin
actual val Muhenkan = Key(KeyEvent.KEYCODE_MUHENKAN)
```
Japanese non-conversion key.
Android
```kotlin
actual val Henkan = Key(KeyEvent.KEYCODE_HENKAN)
```
Japanese conversion key.
Android
```kotlin
actual val KatakanaHiragana = Key(KeyEvent.KEYCODE_KATAKANA_HIRAGANA)
```
Japanese katakana / hiragana key.
Android
```kotlin
actual val Yen = Key(KeyEvent.KEYCODE_YEN)
```
Japanese Yen key.
Android
```kotlin
actual val Ro = Key(KeyEvent.KEYCODE_RO)
```
Japanese Ro key.
Android
```kotlin
actual val Kana = Key(KeyEvent.KEYCODE_KANA)
```
Japanese kana key.
Android
```kotlin
actual val Assist = Key(KeyEvent.KEYCODE_ASSIST)
```
Assist key.
Launches the global assist activity. Not delivered to applications.
Android
```kotlin
actual val BrightnessDown = Key(KeyEvent.KEYCODE_BRIGHTNESS_DOWN)
```
Brightness Down key.
Adjusts the screen brightness down.
Android
```kotlin
actual val BrightnessUp = Key(KeyEvent.KEYCODE_BRIGHTNESS_UP)
```
Brightness Up key.
Adjusts the screen brightness up.
Android
```kotlin
actual val Sleep = Key(KeyEvent.KEYCODE_SLEEP)
```
Sleep key.
Puts the device to sleep. Behaves somewhat like `Power` but it has no effect if the
device is already asleep.
Android
```kotlin
actual val WakeUp = Key(KeyEvent.KEYCODE_WAKEUP)
```
Wakeup key.
Wakes up the device. Behaves somewhat like `Power` but it has no effect if the device is
already awake.
Android
```kotlin
actual val SoftSleep = Key(KeyEvent.KEYCODE_SOFT_SLEEP)
```
Put device to sleep unless a wakelock is held.
Android
```kotlin
actual val Pairing = Key(KeyEvent.KEYCODE_PAIRING)
```
Pairing key.
Initiates peripheral pairing mode. Useful for pairing remote control devices or game
controllers, especially if no other input mode is available.
Android
```kotlin
actual val LastChannel = Key(KeyEvent.KEYCODE_LAST_CHANNEL)
```
Last Channel key.
Goes to the last viewed channel.
Android
```kotlin
actual val TvDataService = Key(KeyEvent.KEYCODE_TV_DATA_SERVICE)
```
TV data service key.
Displays data services like weather, sports.
Android
```kotlin
actual val VoiceAssist = Key(KeyEvent.KEYCODE_VOICE_ASSIST)
```
Voice Assist key.
Launches the global voice assist activity. Not delivered to applications.
Android
```kotlin
actual val TvRadioService = Key(KeyEvent.KEYCODE_TV_RADIO_SERVICE)
```
Radio key.
Toggles TV service / Radio service.
Android
```kotlin
actual val TvTeletext = Key(KeyEvent.KEYCODE_TV_TELETEXT)
```
Teletext key.
Displays Teletext service.
Android
```kotlin
actual val TvNumberEntry = Key(KeyEvent.KEYCODE_TV_NUMBER_ENTRY)
```
Number entry key.
Initiates to enter multi-digit channel number when each digit key is assigned for
selecting separate channel. Corresponds to Number Entry Mode (0x1D) of CEC User Control
Code.
Android
```kotlin
actual val TvTerrestrialAnalog = Key(KeyEvent.KEYCODE_TV_TERRESTRIAL_ANALOG)
```
Analog Terrestrial key.
Switches to analog terrestrial broadcast service.
Android
```kotlin
actual val TvTerrestrialDigital = Key(KeyEvent.KEYCODE_TV_TERRESTRIAL_DIGITAL)
```
Digital Terrestrial key.
Switches to digital terrestrial broadcast service.
Android
```kotlin
actual val TvSatellite = Key(KeyEvent.KEYCODE_TV_SATELLITE)
```
Satellite key.
Switches to digital satellite broadcast service.
Android
```kotlin
actual val TvSatelliteBs = Key(KeyEvent.KEYCODE_TV_SATELLITE_BS)
```
BS key.
Switches to BS digital satellite broadcasting service available in Japan.
Android
```kotlin
actual val TvSatelliteCs = Key(KeyEvent.KEYCODE_TV_SATELLITE_CS)
```
CS key.
Switches to CS digital satellite broadcasting service available in Japan.
Android
```kotlin
actual val TvSatelliteService = Key(KeyEvent.KEYCODE_TV_SATELLITE_SERVICE)
```
BS/CS key.
Toggles between BS and CS digital satellite services.
Android
```kotlin
actual val TvNetwork = Key(KeyEvent.KEYCODE_TV_NETWORK)
```
Toggle Network key.
Toggles selecting broadcast services.
Android
```kotlin
actual val TvAntennaCable = Key(KeyEvent.KEYCODE_TV_ANTENNA_CABLE)
```
Antenna/Cable key.
Toggles broadcast input source between antenna and cable.
Android
```kotlin
actual val TvInputHdmi1 = Key(KeyEvent.KEYCODE_TV_INPUT_HDMI_1)
```
HDMI #1 key.
Switches to HDMI input #1.
Android
```kotlin
actual val TvInputHdmi2 = Key(KeyEvent.KEYCODE_TV_INPUT_HDMI_2)
```
HDMI #2 key.
Switches to HDMI input #2.
Android
```kotlin
actual val TvInputHdmi3 = Key(KeyEvent.KEYCODE_TV_INPUT_HDMI_3)
```
HDMI #3 key.
Switches to HDMI input #3.
Android
```kotlin
actual val TvInputHdmi4 = Key(KeyEvent.KEYCODE_TV_INPUT_HDMI_4)
```
HDMI #4 key.
Switches to HDMI input #4.
Android
```kotlin
actual val TvInputComposite1 = Key(KeyEvent.KEYCODE_TV_INPUT_COMPOSITE_1)
```
Composite #1 key.
Switches to composite video input #1.
Android
```kotlin
actual val TvInputComposite2 = Key(KeyEvent.KEYCODE_TV_INPUT_COMPOSITE_2)
```
Composite #2 key.
Switches to composite video input #2.
Android
```kotlin
actual val TvInputComponent1 = Key(KeyEvent.KEYCODE_TV_INPUT_COMPONENT_1)
```
Component #1 key.
Switches to component video input #1.
Android
```kotlin
actual val TvInputComponent2 = Key(KeyEvent.KEYCODE_TV_INPUT_COMPONENT_2)
```
Component #2 key.
Switches to component video input #2.
Android
```kotlin
actual val TvInputVga1 = Key(KeyEvent.KEYCODE_TV_INPUT_VGA_1)
```
VGA #1 key.
Switches to VGA (analog RGB) input #1.
Android
```kotlin
actual val TvAudioDescription = Key(KeyEvent.KEYCODE_TV_AUDIO_DESCRIPTION)
```
Audio description key.
Toggles audio description off / on.
Android
```kotlin
actual val TvAudioDescriptionMixingVolumeUp = Key(KEYCODE_TV_AUDIO_DESCRIPTION_MIX_UP)
```
Audio description mixing volume up key.
Increase the audio description volume as compared with normal audio volume.
Android
```kotlin
actual val TvAudioDescriptionMixingVolumeDown = Key(KEYCODE_TV_AUDIO_DESCRIPTION_MIX_DOWN)
```
Audio description mixing volume down key.
Lessen audio description volume as compared with normal audio volume.
Android
```kotlin
actual val TvZoomMode = Key(KeyEvent.KEYCODE_TV_ZOOM_MODE)
```
Zoom mode key.
Changes Zoom mode (Normal, Full, Zoom, Wide-zoom, etc.)
Android
```kotlin
actual val TvContentsMenu = Key(KeyEvent.KEYCODE_TV_CONTENTS_MENU)
```
Contents menu key.
Goes to the title list. Corresponds to Contents Menu (0x0B) of CEC User Control Code
Android
```kotlin
actual val TvMediaContextMenu = Key(KeyEvent.KEYCODE_TV_MEDIA_CONTEXT_MENU)
```
Media context menu key.
Goes to the context menu of media contents. Corresponds to Media Context-sensitive Menu
(0x11) of CEC User Control Code.
Android
```kotlin
actual val TvTimerProgramming = Key(KeyEvent.KEYCODE_TV_TIMER_PROGRAMMING)
```
Timer programming key.
Goes to the timer recording menu. Corresponds to Timer Programming (0x54) of CEC User
Control Code.
Android
```kotlin
actual val StemPrimary = Key(KeyEvent.KEYCODE_STEM_PRIMARY)
```
Primary stem key for Wearables.
Main power/reset button.
Android
```kotlin
actual val Stem1 = Key(KeyEvent.KEYCODE_STEM_1)
```
Generic stem key 1 for Wearables.
Android
```kotlin
actual val Stem2 = Key(KeyEvent.KEYCODE_STEM_2)
```
Generic stem key 2 for Wearables.
Android
```kotlin
actual val Stem3 = Key(KeyEvent.KEYCODE_STEM_3)
```
Generic stem key 3 for Wearables.
Android
```kotlin
actual val AllApps = Key(KeyEvent.KEYCODE_ALL_APPS)
```
Show all apps.
Android
```kotlin
actual val Refresh = Key(KeyEvent.KEYCODE_REFRESH)
```
Refresh key.
Android
```kotlin
actual val ThumbsUp = Key(KeyEvent.KEYCODE_THUMBS_UP)
```
Thumbs up key. Apps can use this to let user up-vote content.
Android
```kotlin
actual val ThumbsDown = Key(KeyEvent.KEYCODE_THUMBS_DOWN)
```
Thumbs down key. Apps can use this to let user down-vote content.
Android
```kotlin
actual val ProfileSwitch = Key(KeyEvent.KEYCODE_PROFILE_SWITCH)
```
Used to switch current `account` that is consuming content. May
be consumed by system to set account globally.
Android
```kotlin
actual val NumPadDirectionUp = Key(-1000000001)
```
Numeric keypad Up Arrow Key. Unsupported on Android.
Android
```kotlin
actual val NumPadDirectionDown = Key(-1000000002)
```
Numeric keypad Down Arrow Key. Unsupported on Android.
Android
```kotlin
actual val NumPadDirectionLeft = Key(-1000000003)
```
Numeric keypad Left Arrow Key. Unsupported on Android.
Android
```kotlin
actual val NumPadDirectionRight = Key(-1000000004)
```
Numeric keypad Right Arrow Key. Unsupported on Android.
Android
```kotlin
actual val NumPadMoveHome = Key(-1000000005)
```
Numeric keypad Home Key. Unsupported on Android.
Android
```kotlin
actual val NumPadMoveEnd = Key(-1000000006)
```
Numeric keypad End Key. Unsupported on Android.
Android
```kotlin
actual val NumPadPageUp = Key(-1000000007)
```
Numeric keypad Page Up Key. Unsupported on Android.
Android
```kotlin
actual val NumPadPageDown = Key(-1000000008)
```
Numeric keypad Page Down Key. Unsupported on Android.
Android
```kotlin
actual val NumPadInsert = Key(-1000000009)
```
Numeric keypad Insert Key. Unsupported on Android.
Android
```kotlin
actual val NumPadDelete = Key(-1000000010)
```
Numeric keypad Delete key. Unsupported on Android.
## Code Examples
### KeyEventIsAltPressedSample
```kotlin
@Composable
fun KeyEventIsAltPressedSample() {
Box(
Modifier.onKeyEvent {
if (it.isAltPressed && it.key == Key.A) {
println("Alt + A is pressed")
true
} else {
false
}
}
.focusable()
)
}
```