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Side by Side Diff: chrome/browser/resources/print_preview.js

Issue 7003089: Print Preview: Changing displayed error message when PDF Viewer is missing. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Addressing comments Created 9 years, 6 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 var localStrings = new LocalStrings(); 5 var localStrings = new LocalStrings();
6 6
7 // The total page count of the previewed document regardless of which pages the 7 // The total page count of the previewed document regardless of which pages the
8 // user has selected. 8 // user has selected.
9 var totalPageCount = -1; 9 var totalPageCount = -1;
10 10
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35 35
36 /** 36 /**
37 * Window onload handler, sets up the page and starts print preview by getting 37 * Window onload handler, sets up the page and starts print preview by getting
38 * the printer list. 38 * the printer list.
39 */ 39 */
40 function onLoad() { 40 function onLoad() {
41 $('system-dialog-link').addEventListener('click', showSystemDialog); 41 $('system-dialog-link').addEventListener('click', showSystemDialog);
42 $('cancel-button').addEventListener('click', handleCancelButtonClick); 42 $('cancel-button').addEventListener('click', handleCancelButtonClick);
43 43
44 if (!checkCompatiblePluginExists()) { 44 if (!checkCompatiblePluginExists()) {
45 displayErrorMessage(localStrings.getString('noPlugin'), false); 45 displayErrorMessageWithButton(localStrings.getString('noPlugin'),
46 localStrings.getString('launchNativeDialog'),
47 showSystemDialog);
46 $('mainview').parentElement.removeChild($('dummy-viewer')); 48 $('mainview').parentElement.removeChild($('dummy-viewer'));
47 return; 49 return;
48 } 50 }
49 $('mainview').parentElement.removeChild($('dummy-viewer')); 51 $('mainview').parentElement.removeChild($('dummy-viewer'));
50 52
51 $('printer-list').disabled = true; 53 $('printer-list').disabled = true;
52 $('print-button').disabled = true; 54 $('print-button').disabled = true;
53 showLoadingAnimation(); 55 showLoadingAnimation();
54 chrome.send('getDefaultPrinter'); 56 chrome.send('getDefaultPrinter');
55 } 57 }
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134 function showSystemDialog() { 136 function showSystemDialog() {
135 chrome.send('showSystemDialog'); 137 chrome.send('showSystemDialog');
136 } 138 }
137 139
138 /** 140 /**
139 * Disables the controls which need the initiator tab to generate preview 141 * Disables the controls which need the initiator tab to generate preview
140 * data. This function is called when the initiator tab is closed. 142 * data. This function is called when the initiator tab is closed.
141 * @param {string} initiatorTabURL The URL of the initiator tab. 143 * @param {string} initiatorTabURL The URL of the initiator tab.
142 */ 144 */
143 function onInitiatorTabClosed(initiatorTabURL) { 145 function onInitiatorTabClosed(initiatorTabURL) {
144 $('reopen-page').addEventListener('click', function() { 146 displayErrorMessageWithButton(
145 window.location = initiatorTabURL; 147 localStrings.getString('initiatorTabClosed'),
146 }); 148 localStrings.getString('reopenPage'),
147 displayErrorMessage(localStrings.getString('initiatorTabClosed'), true); 149 function() { window.location = initiatorTabURL; });
148 } 150 }
149 151
150 /** 152 /**
151 * Gets the selected printer capabilities and updates the controls accordingly. 153 * Gets the selected printer capabilities and updates the controls accordingly.
152 */ 154 */
153 function updateControlsWithSelectedPrinterCapabilities() { 155 function updateControlsWithSelectedPrinterCapabilities() {
154 var printerList = $('printer-list'); 156 var printerList = $('printer-list');
155 var selectedIndex = printerList.selectedIndex; 157 var selectedIndex = printerList.selectedIndex;
156 if (selectedIndex < 0) 158 if (selectedIndex < 0)
157 return; 159 return;
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430 var pdfViewer = $('pdf-viewer'); 432 var pdfViewer = $('pdf-viewer');
431 if (!pdfViewer) { 433 if (!pdfViewer) {
432 return; 434 return;
433 } 435 }
434 pdfViewer.grayscale(!color); 436 pdfViewer.grayscale(!color);
435 } 437 }
436 438
437 /** 439 /**
438 * Display an error message in the center of the preview area. 440 * Display an error message in the center of the preview area.
439 * @param {string} errorMessage The error message to be displayed. 441 * @param {string} errorMessage The error message to be displayed.
440 * @param {boolean} showButton Indivates whether the "Reopen the page" button
441 * should be displayed.
442 */ 442 */
443 function displayErrorMessage(errorMessage, showButton) { 443 function displayErrorMessage(errorMessage) {
444 $('overlay-layer').classList.remove('invisible'); 444 $('overlay-layer').classList.remove('invisible');
445 $('dancing-dots-text').classList.add('hidden'); 445 $('dancing-dots-text').classList.add('hidden');
446 $('error-text').innerHTML = errorMessage; 446 $('error-text').innerHTML = errorMessage;
447 $('error-text').classList.remove('hidden'); 447 $('error-text').classList.remove('hidden');
448 if (showButton)
449 $('reopen-page').classList.remove('hidden');
450 else
451 $('reopen-page').classList.add('hidden');
452
453 removeEventListeners(); 448 removeEventListeners();
454 var pdfViewer = $('pdf-viewer'); 449 var pdfViewer = $('pdf-viewer');
455 if (pdfViewer) 450 if (pdfViewer)
456 $('mainview').removeChild(pdfViewer); 451 $('mainview').removeChild(pdfViewer);
457 } 452 }
458 453
459 /** 454 /**
455 * Display an error message in the center of the preview area followed by a
456 * button.
457 * @param {string} errorMessage The error message to be displayed.
458 * @param {string} buttonText The text to be displayed within the button.
459 * @param {string} buttonListener The listener to be executed when the button is
460 * clicked.
461 */
462 function displayErrorMessageWithButton(
463 errorMessage, buttonText, buttonListener) {
464 var errorButton = $('error-button');
465 errorButton.innerHTML = buttonText;
466 errorButton.onclick = buttonListener;
467 errorButton.classList.remove('hidden');
468 displayErrorMessage(errorMessage);
469 }
470
471 /**
460 * Display an error message when print preview fails. 472 * Display an error message when print preview fails.
461 * Called from PrintPreviewMessageHandler::OnPrintPreviewFailed(). 473 * Called from PrintPreviewMessageHandler::OnPrintPreviewFailed().
462 */ 474 */
463 function printPreviewFailed() { 475 function printPreviewFailed() {
464 displayErrorMessage(localStrings.getString('previewFailed'), false); 476 displayErrorMessage(localStrings.getString('previewFailed'));
465 } 477 }
466 478
467 /** 479 /**
468 * Called when the PDF plugin loads its document. 480 * Called when the PDF plugin loads its document.
469 */ 481 */
470 function onPDFLoad() { 482 function onPDFLoad() {
471 if (isLandscape()) 483 if (isLandscape())
472 $('pdf-viewer').fitToWidth(); 484 $('pdf-viewer').fitToWidth();
473 else 485 else
474 $('pdf-viewer').fitToHeight(); 486 $('pdf-viewer').fitToHeight();
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955 this.isLandscape = ''; 967 this.isLandscape = '';
956 } 968 }
957 969
958 /** 970 /**
959 * Takes a snapshot of the print settings. 971 * Takes a snapshot of the print settings.
960 */ 972 */
961 PrintSettings.prototype.save = function() { 973 PrintSettings.prototype.save = function() {
962 this.deviceName = getSelectedPrinterName(); 974 this.deviceName = getSelectedPrinterName();
963 this.isLandscape = isLandscape(); 975 this.isLandscape = isLandscape();
964 } 976 }
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