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Issue 1155683008: Rename polymer and cr_elements v0_8 to v1_0 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@v1
Patch Set: fix a merge mistake Created 5 years, 6 months ago
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1
2
3 /** @polymerBehavior */
4
5 Polymer.IronControlState = {
6
7 properties: {
8
9 /**
10 * If true, the element currently has focus.
11 *
12 * @attribute focused
13 * @type boolean
14 * @default false
15 */
16 focused: {
17 type: Boolean,
18 value: false,
19 notify: true,
20 readOnly: true,
21 reflectToAttribute: true
22 },
23
24 /**
25 * If true, the user cannot interact with this element.
26 *
27 * @attribute disabled
28 * @type boolean
29 * @default false
30 */
31 disabled: {
32 type: Boolean,
33 value: false,
34 notify: true,
35 observer: '_disabledChanged',
36 reflectToAttribute: true
37 },
38
39 _oldTabIndex: {
40 type: Number
41 }
42 },
43
44 observers: [
45 '_changedControlState(focused, disabled)'
46 ],
47
48 listeners: {
49 focus: '_focusHandler',
50 blur: '_blurHandler'
51 },
52
53 ready: function() {
54 // TODO(sjmiles): ensure read-only property is valued so the compound
55 // observer will fire
56 if (this.focused === undefined) {
57 this._setFocused(false);
58 }
59 },
60
61 _focusHandler: function() {
62 this._setFocused(true);
63 },
64
65 _blurHandler: function() {
66 this._setFocused(false);
67 },
68
69 _disabledChanged: function(disabled, old) {
70 this.setAttribute('aria-disabled', disabled ? 'true' : 'false');
71 this.style.pointerEvents = disabled ? 'none' : '';
72 if (disabled) {
73 this._oldTabIndex = this.tabIndex;
74 this.focused = false;
75 this.tabIndex = -1;
76 } else if (this._oldTabIndex !== undefined) {
77 this.tabIndex = this._oldTabIndex;
78 }
79 },
80
81 _changedControlState: function() {
82 // _controlStateChanged is abstract, follow-on behaviors may implement it
83 if (this._controlStateChanged) {
84 this._controlStateChanged();
85 }
86 }
87
88 };
89
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