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//! Identify keyboard keys.
use crate::SmolStr;
/// A key on the keyboard.
///
/// This is mostly the `Key` type found in [`winit`].
///
/// [`winit`]: https://docs.rs/winit/0.29.10/winit/keyboard/enum.Key.html
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum Key<C = SmolStr> {
/// A key with an established name.
Named(Named),
/// A key string that corresponds to the character typed by the user, taking into account the
/// user’s current locale setting, and any system-level keyboard mapping overrides that are in
/// effect.
Character(C),
/// An unidentified key.
Unidentified,
}
impl Key {
/// Convert `Key::Character(SmolStr)` to `Key::Character(&str)` so you can more easily match on
/// `Key`. All other variants remain unchanged.
pub fn as_ref(&self) -> Key<&str> {
match self {
Self::Named(named) => Key::Named(*named),
Self::Character(c) => Key::Character(c.as_ref()),
Self::Unidentified => Key::Unidentified,
}
}
}
/// A named key.
///
/// This is mostly the `NamedKey` type found in [`winit`].
///
/// [`winit`]: https://docs.rs/winit/0.29.10/winit/keyboard/enum.Key.html
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[allow(missing_docs)]
pub enum Named {
/// The `Alt` (Alternative) key.
///
/// This key enables the alternate modifier function for interpreting concurrent or subsequent
/// keyboard input. This key value is also used for the Apple <kbd>Option</kbd> key.
Alt,
/// The Alternate Graphics (<kbd>AltGr</kbd> or <kbd>AltGraph</kbd>) key.
///
/// This key is used enable the ISO Level 3 shift modifier (the standard `Shift` key is the
/// level 2 modifier).
AltGraph,
/// The `Caps Lock` (Capital) key.
///
/// Toggle capital character lock function for interpreting subsequent keyboard input event.
CapsLock,
/// The `Control` or `Ctrl` key.
///
/// Used to enable control modifier function for interpreting concurrent or subsequent keyboard
/// input.
Control,
/// The Function switch `Fn` key. Activating this key simultaneously with another key changes
/// that key’s value to an alternate character or function. This key is often handled directly
/// in the keyboard hardware and does not usually generate key events.
Fn,
/// The Function-Lock (`FnLock` or `F-Lock`) key. Activating this key switches the mode of the
/// keyboard to changes some keys' values to an alternate character or function. This key is
/// often handled directly in the keyboard hardware and does not usually generate key events.
FnLock,
/// The `NumLock` or Number Lock key. Used to toggle numpad mode function for interpreting
/// subsequent keyboard input.
NumLock,
/// Toggle between scrolling and cursor movement modes.
ScrollLock,
/// Used to enable shift modifier function for interpreting concurrent or subsequent keyboard
/// input.
Shift,
/// The Symbol modifier key (used on some virtual keyboards).
Symbol,
SymbolLock,
// Legacy modifier key. Also called "Super" in certain places.
Meta,
// Legacy modifier key.
Hyper,
/// Used to enable "super" modifier function for interpreting concurrent or subsequent keyboard
/// input. This key value is used for the "Windows Logo" key and the Apple `Command` or `⌘` key.
///
/// Note: In some contexts (e.g. the Web) this is referred to as the "Meta" key.
Super,
/// The `Enter` or `↵` key. Used to activate current selection or accept current input. This key
/// value is also used for the `Return` (Macintosh numpad) key. This key value is also used for
/// the Android `KEYCODE_DPAD_CENTER`.
Enter,
/// The Horizontal Tabulation `Tab` key.
Tab,
/// Used in text to insert a space between words. Usually located below the character keys.
Space,
/// Navigate or traverse downward. (`KEYCODE_DPAD_DOWN`)
ArrowDown,
/// Navigate or traverse leftward. (`KEYCODE_DPAD_LEFT`)
ArrowLeft,
/// Navigate or traverse rightward. (`KEYCODE_DPAD_RIGHT`)
ArrowRight,
/// Navigate or traverse upward. (`KEYCODE_DPAD_UP`)
ArrowUp,
/// The End key, used with keyboard entry to go to the end of content (`KEYCODE_MOVE_END`).
End,
/// The Home key, used with keyboard entry, to go to start of content (`KEYCODE_MOVE_HOME`).
/// For the mobile phone `Home` key (which goes to the phone’s main screen), use [`GoHome`].
///
/// [`GoHome`]: Self::GoHome
Home,
/// Scroll down or display next page of content.
PageDown,
/// Scroll up or display previous page of content.
PageUp,
/// Used to remove the character to the left of the cursor. This key value is also used for
/// the key labeled `Delete` on MacOS keyboards.
Backspace,
/// Remove the currently selected input.
Clear,
/// Copy the current selection. (`APPCOMMAND_COPY`)
Copy,
/// The Cursor Select key.
CrSel,
/// Cut the current selection. (`APPCOMMAND_CUT`)
Cut,
/// Used to delete the character to the right of the cursor. This key value is also used for the
/// key labeled `Delete` on MacOS keyboards when `Fn` is active.
Delete,
/// The Erase to End of Field key. This key deletes all characters from the current cursor
/// position to the end of the current field.
EraseEof,
/// The Extend Selection (Exsel) key.
ExSel,
/// Toggle between text modes for insertion or overtyping.
/// (`KEYCODE_INSERT`)
Insert,
/// The Paste key. (`APPCOMMAND_PASTE`)
Paste,
/// Redo the last action. (`APPCOMMAND_REDO`)
Redo,
/// Undo the last action. (`APPCOMMAND_UNDO`)
Undo,
/// The Accept (Commit, OK) key. Accept current option or input method sequence conversion.
Accept,
/// Redo or repeat an action.
Again,
/// The Attention (Attn) key.
Attn,
Cancel,
/// Show the application’s context menu.
/// This key is commonly found between the right `Super` key and the right `Control` key.
ContextMenu,
/// The `Esc` key. This key was originally used to initiate an escape sequence, but is
/// now more generally used to exit or "escape" the current context, such as closing a dialog
/// or exiting full screen mode.
Escape,
Execute,
/// Open the Find dialog. (`APPCOMMAND_FIND`)
Find,
/// Open a help dialog or toggle display of help information. (`APPCOMMAND_HELP`,
/// `KEYCODE_HELP`)
Help,
/// Pause the current state or application (as appropriate).
///
/// Note: Do not use this value for the `Pause` button on media controllers. Use `"MediaPause"`
/// instead.
Pause,
/// Play or resume the current state or application (as appropriate).
///
/// Note: Do not use this value for the `Play` button on media controllers. Use `"MediaPlay"`
/// instead.
Play,
/// The properties (Props) key.
Props,
Select,
/// The ZoomIn key. (`KEYCODE_ZOOM_IN`)
ZoomIn,
/// The ZoomOut key. (`KEYCODE_ZOOM_OUT`)
ZoomOut,
/// The Brightness Down key. Typically controls the display brightness.
/// (`KEYCODE_BRIGHTNESS_DOWN`)
BrightnessDown,
/// The Brightness Up key. Typically controls the display brightness. (`KEYCODE_BRIGHTNESS_UP`)
BrightnessUp,
/// Toggle removable media to eject (open) and insert (close) state. (`KEYCODE_MEDIA_EJECT`)
Eject,
LogOff,
/// Toggle power state. (`KEYCODE_POWER`)
/// Note: Note: Some devices might not expose this key to the operating environment.
Power,
/// The `PowerOff` key. Sometime called `PowerDown`.
PowerOff,
/// Initiate print-screen function.
PrintScreen,
/// The Hibernate key. This key saves the current state of the computer to disk so that it can
/// be restored. The computer will then shutdown.
Hibernate,
/// The Standby key. This key turns off the display and places the computer into a low-power
/// mode without completely shutting down. It is sometimes labelled `Suspend` or `Sleep` key.
/// (`KEYCODE_SLEEP`)
Standby,
/// The WakeUp key. (`KEYCODE_WAKEUP`)
WakeUp,
/// Initate the multi-candidate mode.
AllCandidates,
Alphanumeric,
/// Initiate the Code Input mode to allow characters to be entered by
/// their code points.
CodeInput,
/// The Compose key, also known as "Multi_key" on the X Window System. This key acts in a
/// manner similar to a dead key, triggering a mode where subsequent key presses are combined to
/// produce a different character.
Compose,
/// Convert the current input method sequence.
Convert,
/// The Final Mode `Final` key used on some Asian keyboards, to enable the final mode for IMEs.
FinalMode,
/// Switch to the first character group. (ISO/IEC 9995)
GroupFirst,
/// Switch to the last character group. (ISO/IEC 9995)
GroupLast,
/// Switch to the next character group. (ISO/IEC 9995)
GroupNext,
/// Switch to the previous character group. (ISO/IEC 9995)
GroupPrevious,
/// Toggle between or cycle through input modes of IMEs.
ModeChange,
NextCandidate,
/// Accept current input method sequence without
/// conversion in IMEs.
NonConvert,
PreviousCandidate,
Process,
SingleCandidate,
/// Toggle between Hangul and English modes.
HangulMode,
HanjaMode,
JunjaMode,
/// The Eisu key. This key may close the IME, but its purpose is defined by the current IME.
/// (`KEYCODE_EISU`)
Eisu,
/// The (Half-Width) Characters key.
Hankaku,
/// The Hiragana (Japanese Kana characters) key.
Hiragana,
/// The Hiragana/Katakana toggle key. (`KEYCODE_KATAKANA_HIRAGANA`)
HiraganaKatakana,
/// The Kana Mode (Kana Lock) key. This key is used to enter hiragana mode (typically from
/// romaji mode).
KanaMode,
/// The Kanji (Japanese name for ideographic characters of Chinese origin) Mode key. This key is
/// typically used to switch to a hiragana keyboard for the purpose of converting input into
/// kanji. (`KEYCODE_KANA`)
KanjiMode,
/// The Katakana (Japanese Kana characters) key.
Katakana,
/// The Roman characters function key.
Romaji,
/// The Zenkaku (Full-Width) Characters key.
Zenkaku,
/// The Zenkaku/Hankaku (full-width/half-width) toggle key. (`KEYCODE_ZENKAKU_HANKAKU`)
ZenkakuHankaku,
/// General purpose virtual function key, as index 1.
Soft1,
/// General purpose virtual function key, as index 2.
Soft2,
/// General purpose virtual function key, as index 3.
Soft3,
/// General purpose virtual function key, as index 4.
Soft4,
/// Select next (numerically or logically) lower channel. (`APPCOMMAND_MEDIA_CHANNEL_DOWN`,
/// `KEYCODE_CHANNEL_DOWN`)
ChannelDown,
/// Select next (numerically or logically) higher channel. (`APPCOMMAND_MEDIA_CHANNEL_UP`,
/// `KEYCODE_CHANNEL_UP`)
ChannelUp,
/// Close the current document or message (Note: This doesn’t close the application).
/// (`APPCOMMAND_CLOSE`)
Close,
/// Open an editor to forward the current message. (`APPCOMMAND_FORWARD_MAIL`)
MailForward,
/// Open an editor to reply to the current message. (`APPCOMMAND_REPLY_TO_MAIL`)
MailReply,
/// Send the current message. (`APPCOMMAND_SEND_MAIL`)
MailSend,
/// Close the current media, for example to close a CD or DVD tray. (`KEYCODE_MEDIA_CLOSE`)
MediaClose,
/// Initiate or continue forward playback at faster than normal speed, or increase speed if
/// already fast forwarding. (`APPCOMMAND_MEDIA_FAST_FORWARD`, `KEYCODE_MEDIA_FAST_FORWARD`)
MediaFastForward,
/// Pause the currently playing media. (`APPCOMMAND_MEDIA_PAUSE`, `KEYCODE_MEDIA_PAUSE`)
///
/// Note: Media controller devices should use this value rather than `"Pause"` for their pause
/// keys.
MediaPause,
/// Initiate or continue media playback at normal speed, if not currently playing at normal
/// speed. (`APPCOMMAND_MEDIA_PLAY`, `KEYCODE_MEDIA_PLAY`)
MediaPlay,
/// Toggle media between play and pause states. (`APPCOMMAND_MEDIA_PLAY_PAUSE`,
/// `KEYCODE_MEDIA_PLAY_PAUSE`)
MediaPlayPause,
/// Initiate or resume recording of currently selected media. (`APPCOMMAND_MEDIA_RECORD`,
/// `KEYCODE_MEDIA_RECORD`)
MediaRecord,
/// Initiate or continue reverse playback at faster than normal speed, or increase speed if
/// already rewinding. (`APPCOMMAND_MEDIA_REWIND`, `KEYCODE_MEDIA_REWIND`)
MediaRewind,
/// Stop media playing, pausing, forwarding, rewinding, or recording, if not already stopped.
/// (`APPCOMMAND_MEDIA_STOP`, `KEYCODE_MEDIA_STOP`)
MediaStop,
/// Seek to next media or program track. (`APPCOMMAND_MEDIA_NEXTTRACK`, `KEYCODE_MEDIA_NEXT`)
MediaTrackNext,
/// Seek to previous media or program track. (`APPCOMMAND_MEDIA_PREVIOUSTRACK`,
/// `KEYCODE_MEDIA_PREVIOUS`)
MediaTrackPrevious,
/// Open a new document or message. (`APPCOMMAND_NEW`)
New,
/// Open an existing document or message. (`APPCOMMAND_OPEN`)
Open,
/// Print the current document or message. (`APPCOMMAND_PRINT`)
Print,
/// Save the current document or message. (`APPCOMMAND_SAVE`)
Save,
/// Spellcheck the current document or selection. (`APPCOMMAND_SPELL_CHECK`)
SpellCheck,
/// The `11` key found on media numpads that
/// have buttons from `1` ... `12`.
Key11,
/// The `12` key found on media numpads that
/// have buttons from `1` ... `12`.
Key12,
/// Adjust audio balance leftward. (`VK_AUDIO_BALANCE_LEFT`)
AudioBalanceLeft,
/// Adjust audio balance rightward. (`VK_AUDIO_BALANCE_RIGHT`)
AudioBalanceRight,
/// Decrease audio bass boost or cycle down through bass boost states. (`APPCOMMAND_BASS_DOWN`,
/// `VK_BASS_BOOST_DOWN`)
AudioBassBoostDown,
/// Toggle bass boost on/off. (`APPCOMMAND_BASS_BOOST`)
AudioBassBoostToggle,
/// Increase audio bass boost or cycle up through bass boost states. (`APPCOMMAND_BASS_UP`,
/// `VK_BASS_BOOST_UP`)
AudioBassBoostUp,
/// Adjust audio fader towards front. (`VK_FADER_FRONT`)
AudioFaderFront,
/// Adjust audio fader towards rear. (`VK_FADER_REAR`)
AudioFaderRear,
/// Advance surround audio mode to next available mode. (`VK_SURROUND_MODE_NEXT`)
AudioSurroundModeNext,
/// Decrease treble. (`APPCOMMAND_TREBLE_DOWN`)
AudioTrebleDown,
/// Increase treble. (`APPCOMMAND_TREBLE_UP`)
AudioTrebleUp,
/// Decrease audio volume. (`APPCOMMAND_VOLUME_DOWN`, `KEYCODE_VOLUME_DOWN`)
AudioVolumeDown,
/// Increase audio volume. (`APPCOMMAND_VOLUME_UP`, `KEYCODE_VOLUME_UP`)
AudioVolumeUp,
/// Toggle between muted state and prior volume level. (`APPCOMMAND_VOLUME_MUTE`,
/// `KEYCODE_VOLUME_MUTE`)
AudioVolumeMute,
/// Toggle the microphone on/off. (`APPCOMMAND_MIC_ON_OFF_TOGGLE`)
MicrophoneToggle,
/// Decrease microphone volume. (`APPCOMMAND_MICROPHONE_VOLUME_DOWN`)
MicrophoneVolumeDown,
/// Increase microphone volume. (`APPCOMMAND_MICROPHONE_VOLUME_UP`)
MicrophoneVolumeUp,
/// Mute the microphone. (`APPCOMMAND_MICROPHONE_VOLUME_MUTE`, `KEYCODE_MUTE`)
MicrophoneVolumeMute,
/// Show correction list when a word is incorrectly identified. (`APPCOMMAND_CORRECTION_LIST`)
SpeechCorrectionList,
/// Toggle between dictation mode and command/control mode.
/// (`APPCOMMAND_DICTATE_OR_COMMAND_CONTROL_TOGGLE`)
SpeechInputToggle,
/// The first generic "LaunchApplication" key. This is commonly associated with launching "My
/// Computer", and may have a computer symbol on the key. (`APPCOMMAND_LAUNCH_APP1`)
LaunchApplication1,
/// The second generic "LaunchApplication" key. This is commonly associated with launching
/// "Calculator", and may have a calculator symbol on the key. (`APPCOMMAND_LAUNCH_APP2`,
/// `KEYCODE_CALCULATOR`)
LaunchApplication2,
/// The "Calendar" key. (`KEYCODE_CALENDAR`)
LaunchCalendar,
/// The "Contacts" key. (`KEYCODE_CONTACTS`)
LaunchContacts,
/// The "Mail" key. (`APPCOMMAND_LAUNCH_MAIL`)
LaunchMail,
/// The "Media Player" key. (`APPCOMMAND_LAUNCH_MEDIA_SELECT`)
LaunchMediaPlayer,
LaunchMusicPlayer,
LaunchPhone,
LaunchScreenSaver,
LaunchSpreadsheet,
LaunchWebBrowser,
LaunchWebCam,
LaunchWordProcessor,
/// Navigate to previous content or page in current history. (`APPCOMMAND_BROWSER_BACKWARD`)
BrowserBack,
/// Open the list of browser favorites. (`APPCOMMAND_BROWSER_FAVORITES`)
BrowserFavorites,
/// Navigate to next content or page in current history. (`APPCOMMAND_BROWSER_FORWARD`)
BrowserForward,
/// Go to the user’s preferred home page. (`APPCOMMAND_BROWSER_HOME`)
BrowserHome,
/// Refresh the current page or content. (`APPCOMMAND_BROWSER_REFRESH`)
BrowserRefresh,
/// Call up the user’s preferred search page. (`APPCOMMAND_BROWSER_SEARCH`)
BrowserSearch,
/// Stop loading the current page or content. (`APPCOMMAND_BROWSER_STOP`)
BrowserStop,
/// The Application switch key, which provides a list of recent apps to switch between.
/// (`KEYCODE_APP_SWITCH`)
AppSwitch,
/// The Call key. (`KEYCODE_CALL`)
Call,
/// The Camera key. (`KEYCODE_CAMERA`)
Camera,
/// The Camera focus key. (`KEYCODE_FOCUS`)
CameraFocus,
/// The End Call key. (`KEYCODE_ENDCALL`)
EndCall,
/// The Back key. (`KEYCODE_BACK`)
GoBack,
/// The Home key, which goes to the phone’s main screen. (`KEYCODE_HOME`)
GoHome,
/// The Headset Hook key. (`KEYCODE_HEADSETHOOK`)
HeadsetHook,
LastNumberRedial,
/// The Notification key. (`KEYCODE_NOTIFICATION`)
Notification,
/// Toggle between manner mode state: silent, vibrate, ring, ... (`KEYCODE_MANNER_MODE`)
MannerMode,
VoiceDial,
/// Switch to viewing TV. (`KEYCODE_TV`)
TV,
/// TV 3D Mode. (`KEYCODE_3D_MODE`)
TV3DMode,
/// Toggle between antenna and cable input. (`KEYCODE_TV_ANTENNA_CABLE`)
TVAntennaCable,
/// Audio description. (`KEYCODE_TV_AUDIO_DESCRIPTION`)
TVAudioDescription,
/// Audio description mixing volume down. (`KEYCODE_TV_AUDIO_DESCRIPTION_MIX_DOWN`)
TVAudioDescriptionMixDown,
/// Audio description mixing volume up. (`KEYCODE_TV_AUDIO_DESCRIPTION_MIX_UP`)
TVAudioDescriptionMixUp,
/// Contents menu. (`KEYCODE_TV_CONTENTS_MENU`)
TVContentsMenu,
/// Contents menu. (`KEYCODE_TV_DATA_SERVICE`)
TVDataService,
/// Switch the input mode on an external TV. (`KEYCODE_TV_INPUT`)
TVInput,
/// Switch to component input #1. (`KEYCODE_TV_INPUT_COMPONENT_1`)
TVInputComponent1,
/// Switch to component input #2. (`KEYCODE_TV_INPUT_COMPONENT_2`)
TVInputComponent2,
/// Switch to composite input #1. (`KEYCODE_TV_INPUT_COMPOSITE_1`)
TVInputComposite1,
/// Switch to composite input #2. (`KEYCODE_TV_INPUT_COMPOSITE_2`)
TVInputComposite2,
/// Switch to HDMI input #1. (`KEYCODE_TV_INPUT_HDMI_1`)
TVInputHDMI1,
/// Switch to HDMI input #2. (`KEYCODE_TV_INPUT_HDMI_2`)
TVInputHDMI2,
/// Switch to HDMI input #3. (`KEYCODE_TV_INPUT_HDMI_3`)
TVInputHDMI3,
/// Switch to HDMI input #4. (`KEYCODE_TV_INPUT_HDMI_4`)
TVInputHDMI4,
/// Switch to VGA input #1. (`KEYCODE_TV_INPUT_VGA_1`)
TVInputVGA1,
/// Media context menu. (`KEYCODE_TV_MEDIA_CONTEXT_MENU`)
TVMediaContext,
/// Toggle network. (`KEYCODE_TV_NETWORK`)
TVNetwork,
/// Number entry. (`KEYCODE_TV_NUMBER_ENTRY`)
TVNumberEntry,
/// Toggle the power on an external TV. (`KEYCODE_TV_POWER`)
TVPower,
/// Radio. (`KEYCODE_TV_RADIO_SERVICE`)
TVRadioService,
/// Satellite. (`KEYCODE_TV_SATELLITE`)
TVSatellite,
/// Broadcast Satellite. (`KEYCODE_TV_SATELLITE_BS`)
TVSatelliteBS,
/// Communication Satellite. (`KEYCODE_TV_SATELLITE_CS`)
TVSatelliteCS,
/// Toggle between available satellites. (`KEYCODE_TV_SATELLITE_SERVICE`)
TVSatelliteToggle,
/// Analog Terrestrial. (`KEYCODE_TV_TERRESTRIAL_ANALOG`)
TVTerrestrialAnalog,
/// Digital Terrestrial. (`KEYCODE_TV_TERRESTRIAL_DIGITAL`)
TVTerrestrialDigital,
/// Timer programming. (`KEYCODE_TV_TIMER_PROGRAMMING`)
TVTimer,
/// Switch the input mode on an external AVR (audio/video receiver). (`KEYCODE_AVR_INPUT`)
AVRInput,
/// Toggle the power on an external AVR (audio/video receiver). (`KEYCODE_AVR_POWER`)
AVRPower,
/// General purpose color-coded media function key, as index 0 (red). (`VK_COLORED_KEY_0`,
/// `KEYCODE_PROG_RED`)
ColorF0Red,
/// General purpose color-coded media function key, as index 1 (green). (`VK_COLORED_KEY_1`,
/// `KEYCODE_PROG_GREEN`)
ColorF1Green,
/// General purpose color-coded media function key, as index 2 (yellow). (`VK_COLORED_KEY_2`,
/// `KEYCODE_PROG_YELLOW`)
ColorF2Yellow,
/// General purpose color-coded media function key, as index 3 (blue). (`VK_COLORED_KEY_3`,
/// `KEYCODE_PROG_BLUE`)
ColorF3Blue,
/// General purpose color-coded media function key, as index 4 (grey). (`VK_COLORED_KEY_4`)
ColorF4Grey,
/// General purpose color-coded media function key, as index 5 (brown). (`VK_COLORED_KEY_5`)
ColorF5Brown,
/// Toggle the display of Closed Captions. (`VK_CC`, `KEYCODE_CAPTIONS`)
ClosedCaptionToggle,
/// Adjust brightness of device, by toggling between or cycling through states. (`VK_DIMMER`)
Dimmer,
/// Swap video sources. (`VK_DISPLAY_SWAP`)
DisplaySwap,
/// Select Digital Video Rrecorder. (`KEYCODE_DVR`)
DVR,
/// Exit the current application. (`VK_EXIT`)
Exit,
/// Clear program or content stored as favorite 0. (`VK_CLEAR_FAVORITE_0`)
FavoriteClear0,
/// Clear program or content stored as favorite 1. (`VK_CLEAR_FAVORITE_1`)
FavoriteClear1,
/// Clear program or content stored as favorite 2. (`VK_CLEAR_FAVORITE_2`)
FavoriteClear2,
/// Clear program or content stored as favorite 3. (`VK_CLEAR_FAVORITE_3`)
FavoriteClear3,
/// Select (recall) program or content stored as favorite 0. (`VK_RECALL_FAVORITE_0`)
FavoriteRecall0,
/// Select (recall) program or content stored as favorite 1. (`VK_RECALL_FAVORITE_1`)
FavoriteRecall1,
/// Select (recall) program or content stored as favorite 2. (`VK_RECALL_FAVORITE_2`)
FavoriteRecall2,
/// Select (recall) program or content stored as favorite 3. (`VK_RECALL_FAVORITE_3`)
FavoriteRecall3,
/// Store current program or content as favorite 0. (`VK_STORE_FAVORITE_0`)
FavoriteStore0,
/// Store current program or content as favorite 1. (`VK_STORE_FAVORITE_1`)
FavoriteStore1,
/// Store current program or content as favorite 2. (`VK_STORE_FAVORITE_2`)
FavoriteStore2,
/// Store current program or content as favorite 3. (`VK_STORE_FAVORITE_3`)
FavoriteStore3,
/// Toggle display of program or content guide. (`VK_GUIDE`, `KEYCODE_GUIDE`)
Guide,
/// If guide is active and displayed, then display next day’s content. (`VK_NEXT_DAY`)
GuideNextDay,
/// If guide is active and displayed, then display previous day’s content. (`VK_PREV_DAY`)
GuidePreviousDay,
/// Toggle display of information about currently selected context or media. (`VK_INFO`,
/// `KEYCODE_INFO`)
Info,
/// Toggle instant replay. (`VK_INSTANT_REPLAY`)
InstantReplay,
/// Launch linked content, if available and appropriate. (`VK_LINK`)
Link,
/// List the current program. (`VK_LIST`)
ListProgram,
/// Toggle display listing of currently available live content or programs. (`VK_LIVE`)
LiveContent,
/// Lock or unlock current content or program. (`VK_LOCK`)
Lock,
/// Show a list of media applications: audio/video players and image viewers. (`VK_APPS`)
///
/// Note: Do not confuse this key value with the Windows' `VK_APPS` / `VK_CONTEXT_MENU` key,
/// which is encoded as `"ContextMenu"`.
MediaApps,
/// Audio track key. (`KEYCODE_MEDIA_AUDIO_TRACK`)
MediaAudioTrack,
/// Select previously selected channel or media. (`VK_LAST`, `KEYCODE_LAST_CHANNEL`)
MediaLast,
/// Skip backward to next content or program. (`KEYCODE_MEDIA_SKIP_BACKWARD`)
MediaSkipBackward,
/// Skip forward to next content or program. (`VK_SKIP`, `KEYCODE_MEDIA_SKIP_FORWARD`)
MediaSkipForward,
/// Step backward to next content or program. (`KEYCODE_MEDIA_STEP_BACKWARD`)
MediaStepBackward,
/// Step forward to next content or program. (`KEYCODE_MEDIA_STEP_FORWARD`)
MediaStepForward,
/// Media top menu. (`KEYCODE_MEDIA_TOP_MENU`)
MediaTopMenu,
/// Navigate in. (`KEYCODE_NAVIGATE_IN`)
NavigateIn,
/// Navigate to next key. (`KEYCODE_NAVIGATE_NEXT`)
NavigateNext,
/// Navigate out. (`KEYCODE_NAVIGATE_OUT`)
NavigateOut,
/// Navigate to previous key. (`KEYCODE_NAVIGATE_PREVIOUS`)
NavigatePrevious,
/// Cycle to next favorite channel (in favorites list). (`VK_NEXT_FAVORITE_CHANNEL`)
NextFavoriteChannel,
/// Cycle to next user profile (if there are multiple user profiles). (`VK_USER`)
NextUserProfile,
/// Access on-demand content or programs. (`VK_ON_DEMAND`)
OnDemand,
/// Pairing key to pair devices. (`KEYCODE_PAIRING`)
Pairing,
/// Move picture-in-picture window down. (`VK_PINP_DOWN`)
PinPDown,
/// Move picture-in-picture window. (`VK_PINP_MOVE`)
PinPMove,
/// Toggle display of picture-in-picture window. (`VK_PINP_TOGGLE`)
PinPToggle,
/// Move picture-in-picture window up. (`VK_PINP_UP`)
PinPUp,
/// Decrease media playback speed. (`VK_PLAY_SPEED_DOWN`)
PlaySpeedDown,
/// Reset playback to normal speed. (`VK_PLAY_SPEED_RESET`)
PlaySpeedReset,
/// Increase media playback speed. (`VK_PLAY_SPEED_UP`)
PlaySpeedUp,
/// Toggle random media or content shuffle mode. (`VK_RANDOM_TOGGLE`)
RandomToggle,
/// Not a physical key, but this key code is sent when the remote control battery is low.
/// (`VK_RC_LOW_BATTERY`)
RcLowBattery,
/// Toggle or cycle between media recording speeds. (`VK_RECORD_SPEED_NEXT`)
RecordSpeedNext,
/// Toggle RF (radio frequency) input bypass mode (pass RF input directly to the RF output).
/// (`VK_RF_BYPASS`)
RfBypass,
/// Toggle scan channels mode. (`VK_SCAN_CHANNELS_TOGGLE`)
ScanChannelsToggle,
/// Advance display screen mode to next available mode. (`VK_SCREEN_MODE_NEXT`)
ScreenModeNext,
/// Toggle display of device settings screen. (`VK_SETTINGS`, `KEYCODE_SETTINGS`)
Settings,
/// Toggle split screen mode. (`VK_SPLIT_SCREEN_TOGGLE`)
SplitScreenToggle,
/// Switch the input mode on an external STB (set top box). (`KEYCODE_STB_INPUT`)
STBInput,
/// Toggle the power on an external STB (set top box). (`KEYCODE_STB_POWER`)
STBPower,
/// Toggle display of subtitles, if available. (`VK_SUBTITLE`)
Subtitle,
/// Toggle display of teletext, if available (`VK_TELETEXT`, `KEYCODE_TV_TELETEXT`).
Teletext,
/// Advance video mode to next available mode. (`VK_VIDEO_MODE_NEXT`)
VideoModeNext,
/// Cause device to identify itself in some manner, e.g., audibly or visibly. (`VK_WINK`)
Wink,
/// Toggle between full-screen and scaled content, or alter magnification level. (`VK_ZOOM`,
/// `KEYCODE_TV_ZOOM_MODE`)
ZoomToggle,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F1,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F2,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F3,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F4,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F5,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F6,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F7,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F8,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F9,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F10,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F11,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F12,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F13,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F14,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F15,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F16,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F17,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F18,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F19,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F20,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F21,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F22,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F23,
/// General-purpose function key.
/// Usually found at the top of the keyboard.
F24,
/// General-purpose function key.
F25,
/// General-purpose function key.
F26,
/// General-purpose function key.
F27,
/// General-purpose function key.
F28,
/// General-purpose function key.
F29,
/// General-purpose function key.
F30,
/// General-purpose function key.
F31,
/// General-purpose function key.
F32,
/// General-purpose function key.
F33,
/// General-purpose function key.
F34,
/// General-purpose function key.
F35,
}