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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // TODO(elichtenberg): Move into custom logger class or somewhere else. | 5 // TODO(elichtenberg): Move into custom logger class or somewhere else. |
6 let debuggingEnabled = true; | 6 let debuggingEnabled = true; |
7 | 7 |
8 /** | 8 /** |
9 * Class to handle keyboard input. | 9 * Class to handle keyboard input. |
10 * | 10 * |
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21 this.init_(); | 21 this.init_(); |
22 } | 22 } |
23 | 23 |
24 KeyboardHandler.prototype = { | 24 KeyboardHandler.prototype = { |
25 /** | 25 /** |
26 * Set up key listener. | 26 * Set up key listener. |
27 * | 27 * |
28 * @private | 28 * @private |
29 */ | 29 */ |
30 init_: function() { | 30 init_: function() { |
| 31 // Capture keycodes for keys 1 through 4, and 6 through 9. |
| 32 let keyCodes = ['1', '2', '3', '4', '6', '7', '8', '9'].map( |
| 33 key => key.charCodeAt(0)); |
| 34 chrome.accessibilityPrivate.setSwitchAccessKeys(keyCodes); |
31 document.addEventListener('keyup', this.handleKeyEvent_.bind(this)); | 35 document.addEventListener('keyup', this.handleKeyEvent_.bind(this)); |
32 }, | 36 }, |
33 | 37 |
34 /** | 38 /** |
35 * Handle a keyboard event by calling the appropriate SwitchAccess functions. | 39 * Handle a keyboard event by calling the appropriate SwitchAccess functions. |
36 * | 40 * |
37 * @param {!Event} event | 41 * @param {!Event} event |
38 * @private | 42 * @private |
39 */ | 43 */ |
40 handleKeyEvent_: function(event) { | 44 handleKeyEvent_: function(event) { |
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71 break; | 75 break; |
72 case '9': | 76 case '9': |
73 console.log('9 = go to parent element (debug mode)'); | 77 console.log('9 = go to parent element (debug mode)'); |
74 this.switchAccess_.debugMoveToParent(); | 78 this.switchAccess_.debugMoveToParent(); |
75 break; | 79 break; |
76 } | 80 } |
77 } | 81 } |
78 this.switchAccess_.performedUserAction(); | 82 this.switchAccess_.performedUserAction(); |
79 } | 83 } |
80 }; | 84 }; |
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