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Side by Side Diff: chrome/browser/resources/cryptotoken/countdowntimer.js

Issue 2939273002: DO NOT SUBMIT: what chrome/browser/resources/ could eventually look like with clang-format (Closed)
Patch Set: Created 3 years, 6 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 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 /** 5 /**
6 * @fileoverview Provides a countdown-based timer implementation. 6 * @fileoverview Provides a countdown-based timer implementation.
7 */ 7 */
8 'use strict'; 8 'use strict';
9 9
10 /** 10 /**
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36 * @return {boolean} whether the timeout could be set. 36 * @return {boolean} whether the timeout could be set.
37 */ 37 */
38 CountdownTimer.prototype.setTimeout = function(timeoutMillis, cb) { 38 CountdownTimer.prototype.setTimeout = function(timeoutMillis, cb) {
39 if (this.timeoutId) 39 if (this.timeoutId)
40 return false; 40 return false;
41 if (!timeoutMillis || timeoutMillis < 0) 41 if (!timeoutMillis || timeoutMillis < 0)
42 return false; 42 return false;
43 this.remainingMillis = timeoutMillis; 43 this.remainingMillis = timeoutMillis;
44 this.cb = cb; 44 this.cb = cb;
45 if (this.remainingMillis > CountdownTimer.TIMER_INTERVAL_MILLIS) { 45 if (this.remainingMillis > CountdownTimer.TIMER_INTERVAL_MILLIS) {
46 this.timeoutId = 46 this.timeoutId = this.sysTimer_.setInterval(
47 this.sysTimer_.setInterval(this.timerTick.bind(this), 47 this.timerTick.bind(this), CountdownTimer.TIMER_INTERVAL_MILLIS);
48 CountdownTimer.TIMER_INTERVAL_MILLIS);
49 } else { 48 } else {
50 // Set a one-shot timer for the last interval. 49 // Set a one-shot timer for the last interval.
51 this.timeoutId = 50 this.timeoutId = this.sysTimer_.setTimeout(
52 this.sysTimer_.setTimeout( 51 this.timerTick.bind(this), this.remainingMillis);
53 this.timerTick.bind(this), this.remainingMillis);
54 } 52 }
55 return true; 53 return true;
56 }; 54 };
57 55
58 /** Clears this timer's timeout. Timers that are cleared become expired. */ 56 /** Clears this timer's timeout. Timers that are cleared become expired. */
59 CountdownTimer.prototype.clearTimeout = function() { 57 CountdownTimer.prototype.clearTimeout = function() {
60 if (this.timeoutId) { 58 if (this.timeoutId) {
61 this.sysTimer_.clearTimeout(this.timeoutId); 59 this.sysTimer_.clearTimeout(this.timeoutId);
62 this.timeoutId = undefined; 60 this.timeoutId = undefined;
63 } 61 }
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107 /** @private {!SystemTimer} */ 105 /** @private {!SystemTimer} */
108 this.sysTimer_ = sysTimer; 106 this.sysTimer_ = sysTimer;
109 } 107 }
110 108
111 /** 109 /**
112 * Creates a new timer. 110 * Creates a new timer.
113 * @param {number} timeoutMillis How long, in milliseconds, the countdown lasts. 111 * @param {number} timeoutMillis How long, in milliseconds, the countdown lasts.
114 * @param {function()=} opt_cb Called back when the countdown expires. 112 * @param {function()=} opt_cb Called back when the countdown expires.
115 * @return {!Countdown} The timer. 113 * @return {!Countdown} The timer.
116 */ 114 */
117 CountdownTimerFactory.prototype.createTimer = 115 CountdownTimerFactory.prototype.createTimer = function(timeoutMillis, opt_cb) {
118 function(timeoutMillis, opt_cb) {
119 return new CountdownTimer(this.sysTimer_, timeoutMillis, opt_cb); 116 return new CountdownTimer(this.sysTimer_, timeoutMillis, opt_cb);
120 }; 117 };
121 118
122 /** 119 /**
123 * Minimum timeout attenuation, below which a response couldn't be reasonably 120 * Minimum timeout attenuation, below which a response couldn't be reasonably
124 * guaranteed, in seconds. 121 * guaranteed, in seconds.
125 * @const 122 * @const
126 */ 123 */
127 var MINIMUM_TIMEOUT_ATTENUATION_SECONDS = 1; 124 var MINIMUM_TIMEOUT_ATTENUATION_SECONDS = 1;
128 125
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170 167
171 /** 168 /**
172 * Creates a new countdown for the given timeout value, attenuated to ensure a 169 * Creates a new countdown for the given timeout value, attenuated to ensure a
173 * response is given prior to the countdown's expiration, using the given timer 170 * response is given prior to the countdown's expiration, using the given timer
174 * factory. 171 * factory.
175 * @param {CountdownFactory} timerFactory The factory to use. 172 * @param {CountdownFactory} timerFactory The factory to use.
176 * @param {number} timeoutValueSeconds 173 * @param {number} timeoutValueSeconds
177 * @param {number=} opt_attenuationSeconds Attenuation value in seconds. 174 * @param {number=} opt_attenuationSeconds Attenuation value in seconds.
178 * @return {!Countdown} A countdown timer. 175 * @return {!Countdown} A countdown timer.
179 */ 176 */
180 function createAttenuatedTimer(timerFactory, timeoutValueSeconds, 177 function createAttenuatedTimer(
181 opt_attenuationSeconds) { 178 timerFactory, timeoutValueSeconds, opt_attenuationSeconds) {
182 timeoutValueSeconds = attenuateTimeoutInSeconds(timeoutValueSeconds, 179 timeoutValueSeconds =
183 opt_attenuationSeconds); 180 attenuateTimeoutInSeconds(timeoutValueSeconds, opt_attenuationSeconds);
184 return timerFactory.createTimer(timeoutValueSeconds * 1000); 181 return timerFactory.createTimer(timeoutValueSeconds * 1000);
185 } 182 }
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