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109 lines
2.4 KiB
JavaScript
109 lines
2.4 KiB
JavaScript
/*
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Copyright 2016 OpenMarket Ltd
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Copyright 2017 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/* a selection of key codes, as used in KeyboardEvent.keyCode */
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export const KeyCode = {
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BACKSPACE: 8,
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TAB: 9,
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ENTER: 13,
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SHIFT: 16,
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ESCAPE: 27,
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SPACE: 32,
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PAGE_UP: 33,
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PAGE_DOWN: 34,
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END: 35,
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HOME: 36,
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LEFT: 37,
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UP: 38,
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RIGHT: 39,
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DOWN: 40,
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DELETE: 46,
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KEY_A: 65,
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KEY_B: 66,
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KEY_C: 67,
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KEY_D: 68,
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KEY_E: 69,
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KEY_F: 70,
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KEY_G: 71,
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KEY_H: 72,
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KEY_I: 73,
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KEY_J: 74,
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KEY_K: 75,
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KEY_L: 76,
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KEY_M: 77,
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KEY_N: 78,
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KEY_O: 79,
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KEY_P: 80,
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KEY_Q: 81,
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KEY_R: 82,
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KEY_S: 83,
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KEY_T: 84,
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KEY_U: 85,
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KEY_V: 86,
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KEY_W: 87,
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KEY_X: 88,
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KEY_Y: 89,
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KEY_Z: 90,
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KEY_BACKTICK: 223, // DO NOT USE THIS: browsers disagree on backtick 192 vs 223
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};
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export const Key = {
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HOME: "Home",
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END: "End",
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PAGE_UP: "PageUp",
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PAGE_DOWN: "PageDown",
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BACKSPACE: "Backspace",
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ARROW_UP: "ArrowUp",
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ARROW_DOWN: "ArrowDown",
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ARROW_LEFT: "ArrowLeft",
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ARROW_RIGHT: "ArrowRight",
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TAB: "Tab",
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ESCAPE: "Escape",
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ENTER: "Enter",
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ALT: "Alt",
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CONTROL: "Control",
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META: "Meta",
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SHIFT: "Shift",
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LESS_THAN: "<",
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GREATER_THAN: ">",
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BACKTICK: "`",
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SPACE: " ",
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B: "b",
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I: "i",
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K: "k",
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Y: "y",
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Z: "z",
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};
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export function isOnlyCtrlOrCmdKeyEvent(ev) {
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const isMac = navigator.platform.toUpperCase().indexOf('MAC') >= 0;
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if (isMac) {
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return ev.metaKey && !ev.altKey && !ev.ctrlKey && !ev.shiftKey;
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} else {
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return ev.ctrlKey && !ev.altKey && !ev.metaKey && !ev.shiftKey;
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}
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}
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export function isOnlyCtrlOrCmdIgnoreShiftKeyEvent(ev) {
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const isMac = navigator.platform.toUpperCase().indexOf('MAC') >= 0;
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if (isMac) {
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return ev.metaKey && !ev.altKey && !ev.ctrlKey;
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} else {
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return ev.ctrlKey && !ev.altKey && !ev.metaKey;
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}
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}
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