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Side by Side Diff: ui/webui/resources/js/cr/ui/list_selection_controller.js

Issue 2603443002: Clang format JS: Disallow single line functions, conditionals, loops, and switch statements (Closed)
Patch Set: more options Created 3 years, 12 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 cr.define('cr.ui', function() { 5 cr.define('cr.ui', function() {
6 /** 6 /**
7 * Creates a selection controller that is to be used with lists. This is 7 * Creates a selection controller that is to be used with lists. This is
8 * implemented for vertical lists but changing the behavior for horizontal 8 * implemented for vertical lists but changing the behavior for horizontal
9 * lists or icon views is a matter of overriding {@code getIndexBefore}, 9 * lists or icon views is a matter of overriding {@code getIndexBefore},
10 * {@code getIndexAfter}, {@code getIndexAbove} as well as 10 * {@code getIndexAfter}, {@code getIndexAbove} as well as
11 * {@code getIndexBelow}. 11 * {@code getIndexBelow}.
12 * 12 *
13 * @param {cr.ui.ListSelectionModel} selectionModel The selection model to 13 * @param {cr.ui.ListSelectionModel} selectionModel The selection model to
14 * interact with. 14 * interact with.
15 * 15 *
16 * @constructor 16 * @constructor
17 * @extends {cr.EventTarget} 17 * @extends {cr.EventTarget}
18 */ 18 */
19 function ListSelectionController(selectionModel) { 19 function ListSelectionController(selectionModel) {
20 this.selectionModel_ = selectionModel; 20 this.selectionModel_ = selectionModel;
21 } 21 }
22 22
23 ListSelectionController.prototype = { 23 ListSelectionController.prototype = {
24 24
25 /** 25 /**
26 * The selection model we are interacting with. 26 * The selection model we are interacting with.
27 * @type {cr.ui.ListSelectionModel} 27 * @type {cr.ui.ListSelectionModel}
28 */ 28 */
29 get selectionModel() { return this.selectionModel_; }, 29 get selectionModel() {
30 return this.selectionModel_;
31 },
30 32
31 /** 33 /**
32 * Returns the index below (y axis) the given element. 34 * Returns the index below (y axis) the given element.
33 * @param {number} index The index to get the index below. 35 * @param {number} index The index to get the index below.
34 * @return {number} The index below or -1 if not found. 36 * @return {number} The index below or -1 if not found.
35 */ 37 */
36 getIndexBelow: function(index) { 38 getIndexBelow: function(index) {
37 if (index == this.getLastIndex()) 39 if (index == this.getLastIndex())
38 return -1; 40 return -1;
39 return index + 1; 41 return index + 1;
40 }, 42 },
41 43
42 /** 44 /**
43 * Returns the index above (y axis) the given element. 45 * Returns the index above (y axis) the given element.
44 * @param {number} index The index to get the index above. 46 * @param {number} index The index to get the index above.
45 * @return {number} The index below or -1 if not found. 47 * @return {number} The index below or -1 if not found.
46 */ 48 */
47 getIndexAbove: function(index) { return index - 1; }, 49 getIndexAbove: function(index) {
50 return index - 1;
51 },
48 52
49 /** 53 /**
50 * Returns the index before (x axis) the given element. This returns -1 54 * Returns the index before (x axis) the given element. This returns -1
51 * by default but override this for icon view and horizontal selection 55 * by default but override this for icon view and horizontal selection
52 * models. 56 * models.
53 * 57 *
54 * @param {number} index The index to get the index before. 58 * @param {number} index The index to get the index before.
55 * @return {number} The index before or -1 if not found. 59 * @return {number} The index before or -1 if not found.
56 */ 60 */
57 getIndexBefore: function(index) { return -1; }, 61 getIndexBefore: function(index) {
62 return -1;
63 },
58 64
59 /** 65 /**
60 * Returns the index after (x axis) the given element. This returns -1 66 * Returns the index after (x axis) the given element. This returns -1
61 * by default but override this for icon view and horizontal selection 67 * by default but override this for icon view and horizontal selection
62 * models. 68 * models.
63 * 69 *
64 * @param {number} index The index to get the index after. 70 * @param {number} index The index to get the index after.
65 * @return {number} The index after or -1 if not found. 71 * @return {number} The index after or -1 if not found.
66 */ 72 */
67 getIndexAfter: function(index) { return -1; }, 73 getIndexAfter: function(index) {
74 return -1;
75 },
68 76
69 /** 77 /**
70 * Returns the next list index. This is the next logical and should not 78 * Returns the next list index. This is the next logical and should not
71 * depend on any kind of layout of the list. 79 * depend on any kind of layout of the list.
72 * @param {number} index The index to get the next index for. 80 * @param {number} index The index to get the next index for.
73 * @return {number} The next index or -1 if not found. 81 * @return {number} The next index or -1 if not found.
74 */ 82 */
75 getNextIndex: function(index) { 83 getNextIndex: function(index) {
76 if (index == this.getLastIndex()) 84 if (index == this.getLastIndex())
77 return -1; 85 return -1;
78 return index + 1; 86 return index + 1;
79 }, 87 },
80 88
81 /** 89 /**
82 * Returns the prevous list index. This is the previous logical and should 90 * Returns the prevous list index. This is the previous logical and should
83 * not depend on any kind of layout of the list. 91 * not depend on any kind of layout of the list.
84 * @param {number} index The index to get the previous index for. 92 * @param {number} index The index to get the previous index for.
85 * @return {number} The previous index or -1 if not found. 93 * @return {number} The previous index or -1 if not found.
86 */ 94 */
87 getPreviousIndex: function(index) { return index - 1; }, 95 getPreviousIndex: function(index) {
96 return index - 1;
97 },
88 98
89 /** 99 /**
90 * @return {number} The first index. 100 * @return {number} The first index.
91 */ 101 */
92 getFirstIndex: function() { return 0; }, 102 getFirstIndex: function() {
103 return 0;
104 },
93 105
94 /** 106 /**
95 * @return {number} The last index. 107 * @return {number} The last index.
96 */ 108 */
97 getLastIndex: function() { return this.selectionModel.length - 1; }, 109 getLastIndex: function() {
110 return this.selectionModel.length - 1;
111 },
98 112
99 /** 113 /**
100 * Called by the view when the user does a mousedown or mouseup on the 114 * Called by the view when the user does a mousedown or mouseup on the
101 * list. 115 * list.
102 * @param {!Event} e The browser mouse event. 116 * @param {!Event} e The browser mouse event.
103 * @param {number} index The index that was under the mouse pointer, -1 if 117 * @param {number} index The index that was under the mouse pointer, -1 if
104 * none. 118 * none.
105 */ 119 */
106 handlePointerDownUp: function(e, index) { 120 handlePointerDownUp: function(e, index) {
107 var sm = this.selectionModel; 121 var sm = this.selectionModel;
(...skipping 154 matching lines...) Expand 10 before | Expand all | Expand 10 after
262 sm.endChange(); 276 sm.endChange();
263 277
264 if (prevent) 278 if (prevent)
265 e.preventDefault(); 279 e.preventDefault();
266 } 280 }
267 } 281 }
268 }; 282 };
269 283
270 return {ListSelectionController: ListSelectionController}; 284 return {ListSelectionController: ListSelectionController};
271 }); 285 });
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