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noVNC/core/input/domkeytable.js
Pierre Ossman 9782d4a324 Use KeyboardEvent.key too look up keysyms 
And emulate it on browsers where it is missing or incorrect. This
makes the code more future oriented as it primarily uses the standardised
fields.
2017-05-04 12:13:48 +02:00

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JavaScript
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/*
* noVNC: HTML5 VNC client
* Copyright (C) 2017 Pierre Ossman for Cendio AB
* Licensed under MPL 2.0 or any later version (see LICENSE.txt)
*/
import KeyTable from "./keysym.js"
/*
* Mapping between HTML key values and VNC/X11 keysyms for "special"
* keys that cannot be handled via their Unicode codepoint.
*
* See https://www.w3.org/TR/uievents-key/ for possible values.
*/
var DOMKeyTable = {};
function addStandard(key, standard)
{
if (standard === undefined) throw "Undefined keysym for key \"" + key + "\"";
if (key in DOMKeyTable) throw "Duplicate entry for key \"" + key + "\"";
DOMKeyTable[key] = [standard, standard, standard, standard];
}
function addLeftRight(key, left, right)
{
if (left === undefined) throw "Undefined keysym for key \"" + key + "\"";
if (right === undefined) throw "Undefined keysym for key \"" + key + "\"";
if (key in DOMKeyTable) throw "Duplicate entry for key \"" + key + "\"";
DOMKeyTable[key] = [left, left, right, left];
}
function addNumpad(key, standard, numpad)
{
if (standard === undefined) throw "Undefined keysym for key \"" + key + "\"";
if (numpad === undefined) throw "Undefined keysym for key \"" + key + "\"";
if (key in DOMKeyTable) throw "Duplicate entry for key \"" + key + "\"";
DOMKeyTable[key] = [standard, standard, standard, numpad];
}
// 2.2. Modifier Keys
addLeftRight("Alt", KeyTable.XK_Alt_L, KeyTable.XK_Alt_R);
addStandard("AltGraph", KeyTable.XK_ISO_Level3_Shift);
addStandard("CapsLock", KeyTable.XK_Caps_Lock);
addLeftRight("Control", KeyTable.XK_Control_L, KeyTable.XK_Control_R);
// - Fn
// - FnLock
addLeftRight("Hyper", KeyTable.XK_Super_L, KeyTable.XK_Super_R);
addLeftRight("Meta", KeyTable.XK_Super_L, KeyTable.XK_Super_R);
addStandard("NumLock", KeyTable.XK_Num_Lock);
addStandard("ScrollLock", KeyTable.XK_Scroll_Lock);
addLeftRight("Shift", KeyTable.XK_Shift_L, KeyTable.XK_Shift_R);
addLeftRight("Super", KeyTable.XK_Super_L, KeyTable.XK_Super_R);
// - Symbol
// - SymbolLock
// 2.3. Whitespace Keys
addNumpad("Enter", KeyTable.XK_Return, KeyTable.XK_KP_Enter);
addStandard("Tab", KeyTable.XK_Tab);
addNumpad(" ", KeyTable.XK_space, KeyTable.XK_KP_Space);
// 2.4. Navigation Keys
addNumpad("ArrowDown", KeyTable.XK_Down, KeyTable.XK_KP_Down);
addNumpad("ArrowUp", KeyTable.XK_Up, KeyTable.XK_KP_Up);
addNumpad("ArrowLeft", KeyTable.XK_Left, KeyTable.XK_KP_Left);
addNumpad("ArrowRight", KeyTable.XK_Right, KeyTable.XK_KP_Right);
addNumpad("End", KeyTable.XK_End, KeyTable.XK_KP_End);
addNumpad("Home", KeyTable.XK_Home, KeyTable.XK_KP_Home);
addNumpad("PageDown", KeyTable.XK_Next, KeyTable.XK_KP_Next);
addNumpad("PageUp", KeyTable.XK_Prior, KeyTable.XK_KP_Prior);
// 2.5. Editing Keys
addStandard("Backspace", KeyTable.XK_BackSpace);
addStandard("Clear", KeyTable.XK_Clear);
addStandard("Copy", KeyTable.XF86XK_Copy);
// - CrSel
addStandard("Cut", KeyTable.XF86XK_Cut);
addNumpad("Delete", KeyTable.XK_Delete, KeyTable.XK_KP_Delete);
// - EraseEof
// - ExSel
addNumpad("Insert", KeyTable.XK_Insert, KeyTable.XK_KP_Insert);
addStandard("Paste", KeyTable.XF86XK_Paste);
addStandard("Redo", KeyTable.XK_Redo);
addStandard("Undo", KeyTable.XK_Undo);
// 2.6. UI Keys
// - Accept
// - Again (could just be XK_Redo)
// - Attn
addStandard("Cancel", KeyTable.XK_Cancel);
addStandard("ContextMenu", KeyTable.XK_Menu);
addStandard("Escape", KeyTable.XK_Escape);
addStandard("Execute", KeyTable.XK_Execute);
addStandard("Find", KeyTable.XK_Find);
addStandard("Help", KeyTable.XK_Help);
addStandard("Pause", KeyTable.XK_Pause);
// - Play
// - Props
addStandard("Select", KeyTable.XK_Select);
addStandard("ZoomIn", KeyTable.XF86XK_ZoomIn);
addStandard("ZoomOut", KeyTable.XF86XK_ZoomOut);
// 2.7. Device Keys
addStandard("BrightnessDown", KeyTable.XF86XK_MonBrightnessDown);
addStandard("BrightnessUp", KeyTable.XF86XK_MonBrightnessUp);
addStandard("Eject", KeyTable.XF86XK_Eject);
addStandard("LogOff", KeyTable.XF86XK_LogOff);
addStandard("Power", KeyTable.XF86XK_PowerOff);
addStandard("PowerOff", KeyTable.XF86XK_PowerDown);
addStandard("PrintScreen", KeyTable.XK_Print);
addStandard("Hibernate", KeyTable.XF86XK_Hibernate);
addStandard("Standby", KeyTable.XF86XK_Standby);
addStandard("WakeUp", KeyTable.XF86XK_WakeUp);
// 2.8. IME and Composition Keys
addStandard("AllCandidates", KeyTable.XK_MultipleCandidate);
addStandard("Alphanumeric", KeyTable.XK_Eisu_Shift); // could also be _Eisu_Toggle
addStandard("CodeInput", KeyTable.XK_Codeinput);
addStandard("Compose", KeyTable.XK_Multi_key);
addStandard("Convert", KeyTable.XK_Henkan);
// - Dead
// - FinalMode
addStandard("GroupFirst", KeyTable.XK_ISO_First_Group);
addStandard("GroupLast", KeyTable.XK_ISO_Last_Group);
addStandard("GroupNext", KeyTable.XK_ISO_Next_Group);
addStandard("GroupPrevious", KeyTable.XK_ISO_Prev_Group);
// - ModeChange (XK_Mode_switch is often used for AltGr)
// - NextCandidate
addStandard("NonConvert", KeyTable.XK_Muhenkan);
addStandard("PreviousCandidate", KeyTable.XK_PreviousCandidate);
// - Process
addStandard("SingleCandidate", KeyTable.XK_SingleCandidate);
addStandard("HangulMode", KeyTable.XK_Hangul);
addStandard("HanjaMode", KeyTable.XK_Hangul_Hanja);
addStandard("JunjuaMode", KeyTable.XK_Hangul_Jeonja);
addStandard("Eisu", KeyTable.XK_Eisu_toggle);
addStandard("Hankaku", KeyTable.XK_Hankaku);
addStandard("Hiragana", KeyTable.XK_Hiragana);
addStandard("HiraganaKatakana", KeyTable.XK_Hiragana_Katakana);
addStandard("KanaMode", KeyTable.XK_Kana_Shift); // could also be _Kana_Lock
addStandard("KanjiMode", KeyTable.XK_Kanji);
addStandard("Katakana", KeyTable.XK_Katakana);
addStandard("Romaji", KeyTable.XK_Romaji);
addStandard("Zenkaku", KeyTable.XK_Zenkaku);
addStandard("ZenkakuHanaku", KeyTable.XK_Zenkaku_Hankaku);
// 2.9. General-Purpose Function Keys
addStandard("F1", KeyTable.XK_F1);
addStandard("F2", KeyTable.XK_F2);
addStandard("F3", KeyTable.XK_F3);
addStandard("F4", KeyTable.XK_F4);
addStandard("F5", KeyTable.XK_F5);
addStandard("F6", KeyTable.XK_F6);
addStandard("F7", KeyTable.XK_F7);
addStandard("F8", KeyTable.XK_F8);
addStandard("F9", KeyTable.XK_F9);
addStandard("F10", KeyTable.XK_F10);
addStandard("F11", KeyTable.XK_F11);
addStandard("F12", KeyTable.XK_F12);
addStandard("F13", KeyTable.XK_F13);
addStandard("F14", KeyTable.XK_F14);
addStandard("F15", KeyTable.XK_F15);
addStandard("F16", KeyTable.XK_F16);
addStandard("F17", KeyTable.XK_F17);
addStandard("F18", KeyTable.XK_F18);
addStandard("F19", KeyTable.XK_F19);
addStandard("F20", KeyTable.XK_F20);
addStandard("F21", KeyTable.XK_F21);
addStandard("F22", KeyTable.XK_F22);
addStandard("F23", KeyTable.XK_F23);
addStandard("F24", KeyTable.XK_F24);
addStandard("F25", KeyTable.XK_F25);
addStandard("F26", KeyTable.XK_F26);
addStandard("F27", KeyTable.XK_F27);
addStandard("F28", KeyTable.XK_F28);
addStandard("F29", KeyTable.XK_F29);
addStandard("F30", KeyTable.XK_F30);
addStandard("F31", KeyTable.XK_F31);
addStandard("F32", KeyTable.XK_F32);
addStandard("F33", KeyTable.XK_F33);
addStandard("F34", KeyTable.XK_F34);
addStandard("F35", KeyTable.XK_F35);
// - Soft1...
// 2.10. Multimedia Keys
// - ChannelDown
// - ChannelUp
addStandard("Close", KeyTable.XF86XK_Close);
addStandard("MailForward", KeyTable.XF86XK_MailForward);
addStandard("MailReply", KeyTable.XF86XK_Reply);
addStandard("MainSend", KeyTable.XF86XK_Send);
addStandard("MediaFastForward", KeyTable.XF86XK_AudioForward);
addStandard("MediaPause", KeyTable.XF86XK_AudioPause);
addStandard("MediaPlay", KeyTable.XF86XK_AudioPlay);
addStandard("MediaRecord", KeyTable.XF86XK_AudioRecord);
addStandard("MediaRewind", KeyTable.XF86XK_AudioRewind);
addStandard("MediaStop", KeyTable.XF86XK_AudioStop);
addStandard("MediaTrackNext", KeyTable.XF86XK_AudioNext);
addStandard("MediaTrackPrevious", KeyTable.XF86XK_AudioPrev);
addStandard("New", KeyTable.XF86XK_New);
addStandard("Open", KeyTable.XF86XK_Open);
addStandard("Print", KeyTable.XK_Print);
addStandard("Save", KeyTable.XF86XK_Save);
addStandard("SpellCheck", KeyTable.XF86XK_Spell);
// 2.11. Multimedia Numpad Keys
// - Key11
// - Key12
// 2.12. Audio Keys
// - AudioBalanceLeft
// - AudioBalanceRight
// - AudioBassDown
// - AudioBassBoostDown
// - AudioBassBoostToggle
// - AudioBassBoostUp
// - AudioBassUp
// - AudioFaderFront
// - AudioFaderRear
// - AudioSurroundModeNext
// - AudioTrebleDown
// - AudioTrebleUp
addStandard("AudioVolumeDown", KeyTable.XF86XK_AudioLowerVolume);
addStandard("AudioVolumeUp", KeyTable.XF86XK_AudioRaiseVolume);
addStandard("AudioVolumeMute", KeyTable.XF86XK_AudioMute);
// - MicrophoneToggle
// - MicrophoneVolumeDown
// - MicrophoneVolumeUp
addStandard("MicrophoneVolumeMute", KeyTable.XF86XK_AudioMicMute);
// 2.13. Speech Keys
// - SpeechCorrectionList
// - SpeechInputToggle
// 2.14. Application Keys
addStandard("LaunchCalculator", KeyTable.XF86XK_Calculator);
addStandard("LaunchCalendar", KeyTable.XF86XK_Calendar);
addStandard("LaunchMail", KeyTable.XF86XK_Mail);
addStandard("LaunchMediaPlayer", KeyTable.XF86XK_AudioMedia);
addStandard("LaunchMusicPlayer", KeyTable.XF86XK_Music);
addStandard("LaunchMyComputer", KeyTable.XF86XK_MyComputer);
addStandard("LaunchPhone", KeyTable.XF86XK_Phone);
addStandard("LaunchScreenSaver", KeyTable.XF86XK_ScreenSaver);
addStandard("LaunchSpreadsheet", KeyTable.XF86XK_Excel);
addStandard("LaunchWebBrowser", KeyTable.XF86XK_WWW);
addStandard("LaunchWebCam", KeyTable.XF86XK_WebCam);
addStandard("LaunchWordProcessor", KeyTable.XF86XK_Word);
// 2.15. Browser Keys
addStandard("BrowserBack", KeyTable.XF86XK_Back);
addStandard("BrowserFavorites", KeyTable.XF86XK_Favorites);
addStandard("BrowserForward", KeyTable.XF86XK_Forward);
addStandard("BrowserHome", KeyTable.XF86XK_HomePage);
addStandard("BrowserRefresh", KeyTable.XF86XK_Refresh);
addStandard("BrowserSearch", KeyTable.XF86XK_Search);
addStandard("BrowserStop", KeyTable.XF86XK_Stop);
// 2.16. Mobile Phone Keys
// - A whole bunch...
// 2.17. TV Keys
// - A whole bunch...
// 2.18. Media Controller Keys
// - A whole bunch...
addStandard("Dimmer", KeyTable.XF86XK_BrightnessAdjust);
addStandard("MediaAudioTrack", KeyTable.XF86XK_AudioCycleTrack);
addStandard("RandomToggle", KeyTable.XF86XK_AudioRandomPlay);
addStandard("SplitScreenToggle", KeyTable.XF86XK_SplitScreen);
addStandard("Subtitle", KeyTable.XF86XK_Subtitle);
addStandard("VideoModeNext", KeyTable.XF86XK_Next_VMode);
// Extra: Numpad
addNumpad("=", KeyTable.XK_equal, KeyTable.XK_KP_Equal);
addNumpad("+", KeyTable.XK_plus, KeyTable.XK_KP_Add);
addNumpad("-", KeyTable.XK_minus, KeyTable.XK_KP_Subtract);
addNumpad("*", KeyTable.XK_asterisk, KeyTable.XK_KP_Multiply);
addNumpad("/", KeyTable.XK_slash, KeyTable.XK_KP_Divide);
addNumpad(".", KeyTable.XK_period, KeyTable.XK_KP_Decimal);
addNumpad(",", KeyTable.XK_comma, KeyTable.XK_KP_Separator);
addNumpad("0", KeyTable.XK_0, KeyTable.XK_KP_0);
addNumpad("1", KeyTable.XK_1, KeyTable.XK_KP_1);
addNumpad("2", KeyTable.XK_2, KeyTable.XK_KP_2);
addNumpad("3", KeyTable.XK_3, KeyTable.XK_KP_3);
addNumpad("4", KeyTable.XK_4, KeyTable.XK_KP_4);
addNumpad("5", KeyTable.XK_5, KeyTable.XK_KP_5);
addNumpad("6", KeyTable.XK_6, KeyTable.XK_KP_6);
addNumpad("7", KeyTable.XK_7, KeyTable.XK_KP_7);
addNumpad("8", KeyTable.XK_8, KeyTable.XK_KP_8);
addNumpad("9", KeyTable.XK_9, KeyTable.XK_KP_9);
export default DOMKeyTable;
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