/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
export declare const MAC_ENTER = 3;
export declare const BACKSPACE = 8;
export declare const TAB = 9;
export declare const NUM_CENTER = 12;
export declare const ENTER = 13;
export declare const SHIFT = 16;
export declare const CONTROL = 17;
export declare const ALT = 18;
export declare const PAUSE = 19;
export declare const CAPS_LOCK = 20;
export declare const ESCAPE = 27;
export declare const SPACE = 32;
export declare const PAGE_UP = 33;
export declare const PAGE_DOWN = 34;
export declare const END = 35;
export declare const HOME = 36;
export declare const LEFT_ARROW = 37;
export declare const UP_ARROW = 38;
export declare const RIGHT_ARROW = 39;
export declare const DOWN_ARROW = 40;
export declare const PLUS_SIGN = 43;
export declare const PRINT_SCREEN = 44;
export declare const INSERT = 45;
export declare const DELETE = 46;
export declare const ZERO = 48;
export declare const ONE = 49;
export declare const TWO = 50;
export declare const THREE = 51;
export declare const FOUR = 52;
export declare const FIVE = 53;
export declare const SIX = 54;
export declare const SEVEN = 55;
export declare const EIGHT = 56;
export declare const NINE = 57;
export declare const FF_SEMICOLON = 59;
export declare const FF_EQUALS = 61;
export declare const QUESTION_MARK = 63;
export declare const AT_SIGN = 64;
export declare const A = 65;
export declare const B = 66;
export declare const C = 67;
export declare const D = 68;
export declare const E = 69;
export declare const F = 70;
export declare const G = 71;
export declare const H = 72;
export declare const I = 73;
export declare const J = 74;
export declare const K = 75;
export declare const L = 76;
export declare const M = 77;
export declare const N = 78;
export declare const O = 79;
export declare const P = 80;
export declare const Q = 81;
export declare const R = 82;
export declare const S = 83;
export declare const T = 84;
export declare const U = 85;
export declare const V = 86;
export declare const W = 87;
export declare const X = 88;
export declare const Y = 89;
export declare const Z = 90;
export declare const META = 91;
export declare const MAC_WK_CMD_LEFT = 91;
export declare const MAC_WK_CMD_RIGHT = 93;
export declare const CONTEXT_MENU = 93;
export declare const NUMPAD_ZERO = 96;
export declare const NUMPAD_ONE = 97;
export declare const NUMPAD_TWO = 98;
export declare const NUMPAD_THREE = 99;
export declare const NUMPAD_FOUR = 100;
export declare const NUMPAD_FIVE = 101;
export declare const NUMPAD_SIX = 102;
export declare const NUMPAD_SEVEN = 103;
export declare const NUMPAD_EIGHT = 104;
export declare const NUMPAD_NINE = 105;
export declare const NUMPAD_MULTIPLY = 106;
export declare const NUMPAD_PLUS = 107;
export declare const NUMPAD_MINUS = 109;
export declare const NUMPAD_PERIOD = 110;
export declare const NUMPAD_DIVIDE = 111;
export declare const F1 = 112;
export declare const F2 = 113;
export declare const F3 = 114;
export declare const F4 = 115;
export declare const F5 = 116;
export declare const F6 = 117;
export declare const F7 = 118;
export declare const F8 = 119;
export declare const F9 = 120;
export declare const F10 = 121;
export declare const F11 = 122;
export declare const F12 = 123;
export declare const NUM_LOCK = 144;
export declare const SCROLL_LOCK = 145;
export declare const FIRST_MEDIA = 166;
export declare const FF_MINUS = 173;
export declare const MUTE = 173;
export declare const VOLUME_DOWN = 174;
export declare const VOLUME_UP = 175;
export declare const FF_MUTE = 181;
export declare const FF_VOLUME_DOWN = 182;
export declare const LAST_MEDIA = 183;
export declare const FF_VOLUME_UP = 183;
export declare const SEMICOLON = 186;
export declare const EQUALS = 187;
export declare const COMMA = 188;
export declare const DASH = 189;
export declare const PERIOD = 190;
export declare const SLASH = 191;
export declare const APOSTROPHE = 192;
export declare const TILDE = 192;
export declare const OPEN_SQUARE_BRACKET = 219;
export declare const BACKSLASH = 220;
export declare const CLOSE_SQUARE_BRACKET = 221;
export declare const SINGLE_QUOTE = 222;
export declare const MAC_META = 224;