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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 'use strict'; | |
| 6 | |
| 7 /** | |
| 8 * Where to display the item. | |
| 9 * @enum {string} | |
| 10 * @const | |
| 11 */ | |
| 12 var ProgressItemContainer = Object.freeze({ | |
| 13 CLIENT: 'client', | |
| 14 NOTIFICATION: 'notification' | |
| 15 }); | |
| 16 | |
| 17 /** | |
| 18 * Event of the ProgressCenter class. | |
| 19 * @enum {string} | |
| 20 * @const | |
| 21 */ | |
| 22 var ProgressCenterEvent = Object.freeze({ | |
| 23 /** | |
| 24 * Background page notifies item update to application windows. | |
| 25 */ | |
| 26 ITEM_UPDATED: 'itemUpdated', | |
| 27 | |
| 28 /** | |
| 29 * Background page notifies all the items are cleared. | |
| 30 */ | |
| 31 RESET: 'reset' | |
| 32 }); | |
| 33 | |
| 34 /** | |
| 35 * State of progress items. | |
| 36 * @enum {string} | |
| 37 * @const | |
| 38 */ | |
| 39 var ProgressItemState = Object.freeze({ | |
| 40 PROGRESSING: 'progressing', | |
| 41 COMPLETE: 'complete', | |
| 42 ERROR: 'error', | |
| 43 CANCELED: 'canceled' | |
| 44 }); | |
| 45 | |
| 46 /** | |
| 47 * Item of the progress center. | |
| 48 * @constructor | |
| 49 */ | |
| 50 var ProgressCenterItem = function() { | |
| 51 /** | |
| 52 * Item ID. | |
| 53 * @type {string} | |
| 54 * @private | |
| 55 */ | |
| 56 this.id_ = null; | |
| 57 | |
| 58 /** | |
| 59 * State of the progress item. | |
| 60 * @type {ProgressItemState} | |
| 61 */ | |
| 62 this.state = ProgressItemState.PROGRESSING; | |
| 63 | |
| 64 /** | |
| 65 * Message of the progress item. | |
| 66 * @type {string} | |
| 67 */ | |
| 68 this.message = ''; | |
| 69 | |
| 70 /** | |
| 71 * Max value of the progress. | |
| 72 * @type {number} | |
| 73 */ | |
| 74 this.progressMax = 0; | |
| 75 | |
| 76 /** | |
| 77 * Current value of the progress. | |
| 78 * @type {number} | |
| 79 */ | |
| 80 this.progressValue = 0; | |
| 81 | |
| 82 /** | |
| 83 * Where to the item is displayed. | |
| 84 * @type {ProgressItemContainer} | |
| 85 */ | |
| 86 this.container = ProgressItemContainer.CLIENT; | |
| 87 | |
| 88 /** | |
| 89 * Whether the item is summarized item or not. | |
| 90 * @type {boolean} | |
| 91 */ | |
| 92 this.summarized = false; | |
| 93 | |
| 94 /** | |
| 95 * Callback function to cancel the item. | |
| 96 * @type {function()} | |
| 97 */ | |
| 98 this.cancelCallback = null; | |
| 99 | |
| 100 Object.seal(this); | |
| 101 }; | |
| 102 | |
| 103 ProgressCenterItem.prototype = { | |
| 104 /** | |
| 105 * Setter of Item ID. | |
| 106 * @param {string} value New value of ID. | |
| 107 */ | |
| 108 set id(value) { | |
| 109 if (!this.id_) | |
| 110 this.id_ = value; | |
| 111 else | |
| 112 console.error('The ID is already set. (current ID: ' + this.id_ + ')'); | |
| 113 }, | |
| 114 | |
| 115 /** | |
| 116 * Getter of Item ID. | |
| 117 * @return {string} Item ID. | |
| 118 */ | |
| 119 get id() { | |
| 120 return this.id_; | |
| 121 }, | |
| 122 | |
| 123 /** | |
| 124 * Gets progress rate by percent. | |
| 125 * @return {number} Progress rate by percent. | |
| 126 */ | |
| 127 get progressRateByPercent() { | |
| 128 return ~~(100 * this.progressValue / this.progressMax); | |
| 129 }, | |
| 130 | |
| 131 /** | |
| 132 * Whether the item can be canceled or not. | |
| 133 * @return {boolean} True if the item can be canceled. | |
| 134 */ | |
| 135 get cancelable() { | |
| 136 return !!(this.state == ProgressItemState.PROGRESSING && | |
| 137 this.cancelCallback && | |
| 138 !this.summarized); | |
| 139 } | |
| 140 }; | |
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Chromium Code Reviews
Issue 39123003:
[Files.app] Split the JavaScript files into subdirectories: common, background, and foreground (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src