80 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			JavaScript
		
	
	
| /*
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| Copyright 2016 OpenMarket Ltd
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| Copyright 2017 New Vector Ltd
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| 
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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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| 
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|     http://www.apache.org/licenses/LICENSE-2.0
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| 
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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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| 
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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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| };
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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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| 
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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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