/**
 * A subset of commonly used values for KeyboardEvent.key. This property should
 * always be used over keyCode, which is deprecated and system-dependent.
 */
export declare enum Key {
    ENTER = "Enter",
    TAB = "Tab",
    CTRL = "Ctrl",
    ALT = "Alt",
    PAUSE = "Pause",
    CAPS_LOCK = "CapsLock",
    DELETE = "Delete",
    ESCAPE = "Escape",
    PAGE_UP = "PageUp",
    PAGE_DOWN = "PageDown",
    END = "End",
    HOME = "Home",
    LEFT_ARROW = "ArrowLeft",
    RIGHT_ARROW = "ArrowRight",
    UP_ARROW = "ArrowUp",
    DOWN_ARROW = "ArrowDown",
    SCROLL_LOCK = "ScrollLock",
    SPACE = " ",
    SHIFT = "Shift",
    NUM_LOCK = "NumLock",
    NUMPAD_ADD = "NumpadAdd",
    NUMPAD_COMMA = "NumpadComma",
    NUMPAD_DECIMAL = "NumpadDecimal",
    NUMPAD_DIVIDE = "NumpadDivide",
    NUMPAD_ENTER = "NumpadEnter",
    NUMPAD_EQUAL = "NumpadEqual",
    NUMPAD_MULTIPLY = "NumpadMultiply",
    NUMPAD_SUBTRACT = "NumpadSubtract",
    F1 = "F1",
    F2 = "F2",
    F3 = "F3",
    F4 = "F4",
    F5 = "F5",
    F6 = "F6",
    F7 = "F7",
    F8 = "F8",
    F9 = "F9",
    F10 = "F10",
    F11 = "F11",
    F12 = "F12"
}