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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 /** | |
| 6 * Constructor for the tab UI governing setup and initial running of capture | |
| 7 * baselines. All HTML controls under tag #capture-tab, plus the tab label | |
| 8 * #capture-tab-label are controlled by this class. | |
| 9 * @param {!Object} cyclerUI The master UI class, needed for global state | |
| 10 * such as current capture name. | |
| 11 * @param {!Object} cyclerData The local FileSystem-based database of | |
| 12 * available captures to play back. | |
| 13 * @param {!Object} playbackTab The class governing playback selections. | |
| 14 * We need this in order to update its choices when we get asynchronous | |
| 15 * callbacks for successfully completed capture baselines. | |
| 16 */ | |
| 17 var CaptureTab = function (cyclerUI, cyclerData, playbackTab) { | |
| 18 // Members for all UI elements subject to programmatic adjustment. | |
| 19 this.tabLabel_ = $('#capture-tab-label'); | |
| 20 this.captureTab_ = $('#capture-tab'); | |
| 21 this.captureName_ = $('#capture-name'); | |
| 22 this.captureURLs_ = $('#capture-urls'); | |
| 23 this.doCaptureButton_ = $('#do-capture'); | |
| 24 | |
| 25 // References to other major components of the extension. | |
| 26 this.cyclerUI_ = cyclerUI; | |
| 27 this.cyclerData_ = cyclerData; | |
| 28 this.playbackTab_ = playbackTab; | |
| 29 | |
| 30 /* | |
| 31 * Enable the capture tab and its label. | |
| 32 */ | |
| 33 this.enable = function() { | |
| 34 this.captureTab_.hidden = false; | |
| 35 this.tabLabel_.classList.add('selected'); | |
| 36 }; | |
| 37 | |
| 38 /* | |
| 39 * Disable the capture tab and its label. | |
| 40 */ | |
| 41 this.disable = function() { | |
| 42 this.captureTab_.hidden = true; | |
| 43 this.tabLabel_.classList.remove('selected'); | |
| 44 }; | |
| 45 | |
| 46 /** | |
| 47 * Do a capture using current data from the capture tab. Post an error | |
| 48 * dialog if said data is incorrect or incomplete. Otherwise pass | |
| 49 * control to the browser side. | |
| 50 * @private | |
| 51 */ | |
| 52 this.doCapture_ = function() { | |
| 53 var errors = []; | |
| 54 var captureName = this.captureName_.value.trim(); | |
| 55 var urlList; | |
| 56 | |
| 57 urlList = this.captureURLs_.value.split('\n'); | |
| 58 if (captureName.length == 0) | |
| 59 errors.push('Must give a capture name'); | |
| 60 if (urlList.length == 0) | |
| 61 errors.push('Must give at least one URL'); | |
| 62 | |
| 63 if (errors.length > 0) { | |
| 64 this.cyclerUI_.showMessage(errors.join('\n'), 'Ok'); | |
| 65 } else { | |
| 66 this.doCaptureButton_.disabled = true; | |
| 67 chrome.experimental.record.captureURLs(captureName, urlList, | |
| 68 this.onCaptureDone.bind(this)); | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 /** | |
| 73 * Callback for completed (or possibly failed) capture. Post a message | |
| 74 * box, either with errors or "Success!" message. | |
| 75 * @param {!Array.<string>} errors List of errors that occured | |
| 76 * during capture, if any. | |
| 77 */ | |
| 78 this.onCaptureDone = function(errors) { | |
| 79 this.doCaptureButton_.disabled = false; | |
| 80 | |
| 81 if (errors.length > 0) { | |
| 82 this.cyclerUI_.showMessage(errors.join('\n'), 'Ok'); | |
| 83 } else { | |
| 84 this.cyclerUI_.showMessage('Success!', 'Ok'); | |
| 85 this.cyclerUI_.currentCaptureName = this.captureName_.value.trim(); | |
| 86 this.cyclerData_.saveCapture(this.cyclerUI_.currentCaptureName); | |
| 87 } | |
| 88 } | |
| 89 | |
| 90 // Set up listener for capture button. | |
| 91 this.doCaptureButton_.addEventListener('click', this.doCapture_.bind(this)); | |
| 92 }; | |
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