100 lines
4.6 KiB
JavaScript
100 lines
4.6 KiB
JavaScript
/*
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* from noVNC: HTML5 VNC client
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* Copyright (C) 2010 Joel Martin
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* Licensed under LGPL-3 (see LICENSE.txt)
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*/
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/* Translate DOM key down/up event to keysym value */
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function getKeysym(e) {
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var evt, keysym;
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evt = (e ? e : window.event);
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/* Remap modifier and special keys */
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switch ( evt.keyCode ) {
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case 8 : keysym = 0xFF08; break; // BACKSPACE
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case 9 : keysym = 0xFF09; break; // TAB
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case 13 : keysym = 0xFF0D; break; // ENTER
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case 27 : keysym = 0xFF1B; break; // ESCAPE
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case 45 : keysym = 0xFF63; break; // INSERT
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case 46 : keysym = 0xFFFF; break; // DELETE
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case 36 : keysym = 0xFF50; break; // HOME
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case 35 : keysym = 0xFF57; break; // END
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case 33 : keysym = 0xFF55; break; // PAGE_UP
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case 34 : keysym = 0xFF56; break; // PAGE_DOWN
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case 37 : keysym = 0xFF51; break; // LEFT
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case 38 : keysym = 0xFF52; break; // UP
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case 39 : keysym = 0xFF53; break; // RIGHT
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case 40 : keysym = 0xFF54; break; // DOWN
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case 112 : keysym = 0xFFBE; break; // F1
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case 113 : keysym = 0xFFBF; break; // F2
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case 114 : keysym = 0xFFC0; break; // F3
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case 115 : keysym = 0xFFC1; break; // F4
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case 116 : keysym = 0xFFC2; break; // F5
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case 117 : keysym = 0xFFC3; break; // F6
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case 118 : keysym = 0xFFC4; break; // F7
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case 119 : keysym = 0xFFC5; break; // F8
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case 120 : keysym = 0xFFC6; break; // F9
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case 121 : keysym = 0xFFC7; break; // F10
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case 122 : keysym = 0xFFC8; break; // F11
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case 123 : keysym = 0xFFC9; break; // F12
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case 16 : keysym = 0xFFE1; break; // SHIFT
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case 17 : keysym = 0xFFE3; break; // CONTROL
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//case 18 : keysym = 0xFFE7; break; // Left Meta (Mac Option)
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case 18 : keysym = 0xFFE9; break; // Left ALT (Mac Command)
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default : keysym = evt.keyCode; break;
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}
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/* Remap symbols */
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switch (keysym) {
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case 186 : keysym = 59; break; // ; (IE)
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case 187 : keysym = 61; break; // = (IE)
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case 188 : keysym = 44; break; // , (Mozilla, IE)
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case 109 : // - (Mozilla)
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if (Util.Engine.gecko) {
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keysym = 45; }
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break;
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case 189 : keysym = 45; break; // - (IE)
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case 190 : keysym = 46; break; // . (Mozilla, IE)
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case 191 : keysym = 47; break; // / (Mozilla, IE)
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case 192 : keysym = 96; break; // ` (Mozilla, IE)
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case 219 : keysym = 91; break; // [ (Mozilla, IE)
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case 220 : keysym = 92; break; // \ (Mozilla, IE)
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case 221 : keysym = 93; break; // ] (Mozilla, IE)
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case 222 : keysym = 39; break; // ' (Mozilla, IE)
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}
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/* Remap shifted and unshifted keys */
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if (!!evt.shiftKey) {
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switch (keysym) {
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case 48 : keysym = 41 ; break; // ) (shifted 0)
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case 49 : keysym = 33 ; break; // ! (shifted 1)
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case 50 : keysym = 64 ; break; // @ (shifted 2)
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case 51 : keysym = 35 ; break; // # (shifted 3)
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case 52 : keysym = 36 ; break; // $ (shifted 4)
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case 53 : keysym = 37 ; break; // % (shifted 5)
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case 54 : keysym = 94 ; break; // ^ (shifted 6)
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case 55 : keysym = 38 ; break; // & (shifted 7)
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case 56 : keysym = 42 ; break; // * (shifted 8)
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case 57 : keysym = 40 ; break; // ( (shifted 9)
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case 59 : keysym = 58 ; break; // : (shifted `)
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case 61 : keysym = 43 ; break; // + (shifted ;)
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case 44 : keysym = 60 ; break; // < (shifted ,)
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case 45 : keysym = 95 ; break; // _ (shifted -)
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case 46 : keysym = 62 ; break; // > (shifted .)
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case 47 : keysym = 63 ; break; // ? (shifted /)
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case 96 : keysym = 126; break; // ~ (shifted `)
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case 91 : keysym = 123; break; // { (shifted [)
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case 92 : keysym = 124; break; // | (shifted \)
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case 93 : keysym = 125; break; // } (shifted ])
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case 39 : keysym = 34 ; break; // " (shifted ')
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}
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} else if ((keysym >= 65) && (keysym <=90)) {
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/* Remap unshifted A-Z */
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keysym += 32;
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}
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return keysym;
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}
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