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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; | 9 var totalPageCount; |
10 | 10 |
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114 // Controls that require preview rendering. | 114 // Controls that require preview rendering. |
115 $('all-pages').onclick = onPageSelectionMayHaveChanged; | 115 $('all-pages').onclick = onPageSelectionMayHaveChanged; |
116 $('print-pages').onclick = handleIndividualPagesCheckbox; | 116 $('print-pages').onclick = handleIndividualPagesCheckbox; |
117 var individualPages = $('individual-pages'); | 117 var individualPages = $('individual-pages'); |
118 individualPages.onblur = onIndividualPagesBlur; | 118 individualPages.onblur = onIndividualPagesBlur; |
119 individualPages.onfocus = onIndividualPagesFocus; | 119 individualPages.onfocus = onIndividualPagesFocus; |
120 individualPages.oninput = onIndividualPagesInput; | 120 individualPages.oninput = onIndividualPagesInput; |
121 $('landscape').onclick = onLayoutModeToggle; | 121 $('landscape').onclick = onLayoutModeToggle; |
122 $('portrait').onclick = onLayoutModeToggle; | 122 $('portrait').onclick = onLayoutModeToggle; |
123 $('printer-list').onchange = updateControlsWithSelectedPrinterCapabilities; | 123 $('printer-list').onchange = updateControlsWithSelectedPrinterCapabilities; |
124 $('header-footer').onclick = onHeaderFooterChanged; | |
124 | 125 |
125 // Controls that do not require preview rendering. | 126 // Controls that do not require preview rendering. |
126 $('color').onclick = function() { setColor(true); }; | 127 $('color').onclick = function() { setColor(true); }; |
127 $('bw').onclick = function() { setColor(false); }; | 128 $('bw').onclick = function() { setColor(false); }; |
128 } | 129 } |
129 | 130 |
130 /** | 131 /** |
131 * Handles the blur event for the |individual-pages| element. Un-checks the | 132 * Handles the blur event for the |individual-pages| element. Un-checks the |
132 * associated radio control if the input field is empty. | 133 * associated radio control if the input field is empty. |
133 */ | 134 */ |
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163 * Removes event listeners from the settings controls. | 164 * Removes event listeners from the settings controls. |
164 */ | 165 */ |
165 function removeEventListeners() { | 166 function removeEventListeners() { |
166 clearTimeout(timerId); | 167 clearTimeout(timerId); |
167 setDefaultHandlersForPagesAndCopiesControls(); | 168 setDefaultHandlersForPagesAndCopiesControls(); |
168 | 169 |
169 // Controls that require preview rendering | 170 // Controls that require preview rendering |
170 $('landscape').onclick = null; | 171 $('landscape').onclick = null; |
171 $('portrait').onclick = null; | 172 $('portrait').onclick = null; |
172 $('printer-list').onchange = null; | 173 $('printer-list').onchange = null; |
174 $('header-footer').onclick = null; | |
173 | 175 |
174 // Controls that don't require preview rendering. | 176 // Controls that don't require preview rendering. |
175 $('color').onclick = null; | 177 $('color').onclick = null; |
176 $('bw').onclick = null; | 178 $('bw').onclick = null; |
177 } | 179 } |
178 | 180 |
179 /** | 181 /** |
180 * Disables the input elements in the sidebar. | 182 * Disables the input elements in the sidebar. |
181 */ | 183 */ |
182 function disableInputElementsInSidebar() { | 184 function disableInputElementsInSidebar() { |
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323 * @return {number} duplex mode. | 325 * @return {number} duplex mode. |
324 */ | 326 */ |
325 function getDuplexMode() { | 327 function getDuplexMode() { |
326 // Constants values matches printing::DuplexMode enum. | 328 // Constants values matches printing::DuplexMode enum. |
327 const SIMPLEX = 0; | 329 const SIMPLEX = 0; |
328 const LONG_EDGE = 1; | 330 const LONG_EDGE = 1; |
329 return !copiesSettings.twoSidedCheckbox.checked ? SIMPLEX : LONG_EDGE; | 331 return !copiesSettings.twoSidedCheckbox.checked ? SIMPLEX : LONG_EDGE; |
330 } | 332 } |
331 | 333 |
332 /** | 334 /** |
335 * Checks whether the Headers and Footers checkbox is checked or not. | |
336 * | |
337 * @return {boolean} true if Headers and Footers are checked. | |
338 */ | |
339 function isHeaderFooter() { | |
Lei Zhang
2011/07/12 22:04:50
how about hasHeadersFooters() ?
Aayush Kumar
2011/07/13 21:52:16
Done.
| |
340 return $('header-footer').checked; | |
341 } | |
342 | |
343 /** | |
333 * Creates a JSON string based on the values in the printer settings. | 344 * Creates a JSON string based on the values in the printer settings. |
334 * | 345 * |
335 * @return {string} JSON string with print job settings. | 346 * @return {string} JSON string with print job settings. |
336 */ | 347 */ |
337 function getSettingsJSON() { | 348 function getSettingsJSON() { |
338 var printAll = $('all-pages').checked; | 349 var printAll = $('all-pages').checked; |
339 var deviceName = getSelectedPrinterName(); | 350 var deviceName = getSelectedPrinterName(); |
340 var printToPDF = (deviceName == PRINT_TO_PDF); | 351 var printToPDF = (deviceName == PRINT_TO_PDF); |
341 | 352 |
342 return JSON.stringify( | 353 return JSON.stringify( |
343 {'deviceName': deviceName, | 354 {'deviceName': deviceName, |
344 'pageRange': pageSetToPageRanges(getSelectedPagesSet()), | 355 'pageRange': pageSetToPageRanges(getSelectedPagesSet()), |
345 'printAll': printAll, | 356 'printAll': printAll, |
346 'duplex': getDuplexMode(), | 357 'duplex': getDuplexMode(), |
347 'copies': copiesSettings.numberOfCopies, | 358 'copies': copiesSettings.numberOfCopies, |
348 'collate': isCollated(), | 359 'collate': isCollated(), |
349 'landscape': isLandscape(), | 360 'landscape': isLandscape(), |
350 'color': isColor(), | 361 'color': isColor(), |
351 'printToPDF': printToPDF}); | 362 'printToPDF': printToPDF, |
363 'headerFooter': isHeaderFooter()}); | |
352 } | 364 } |
353 | 365 |
354 /** | 366 /** |
355 * Returns the name of the selected printer or the empty string if no | 367 * Returns the name of the selected printer or the empty string if no |
356 * printer is selected. | 368 * printer is selected. |
357 */ | 369 */ |
358 function getSelectedPrinterName() { | 370 function getSelectedPrinterName() { |
359 var printerList = $('printer-list') | 371 var printerList = $('printer-list') |
360 var selectedPrinter = printerList.selectedIndex; | 372 var selectedPrinter = printerList.selectedIndex; |
361 if (selectedPrinter < 0) | 373 if (selectedPrinter < 0) |
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668 } else if (printSettings.isLandscape != tempPrintSettings.isLandscape) { | 680 } else if (printSettings.isLandscape != tempPrintSettings.isLandscape) { |
669 setDefaultValuesAndRegeneratePreview(); | 681 setDefaultValuesAndRegeneratePreview(); |
670 return true; | 682 return true; |
671 } else if (isSelectedPagesValid()) { | 683 } else if (isSelectedPagesValid()) { |
672 var currentlySelectedPages = getSelectedPagesSet(); | 684 var currentlySelectedPages = getSelectedPagesSet(); |
673 if (!areArraysEqual(previouslySelectedPages, currentlySelectedPages)) { | 685 if (!areArraysEqual(previouslySelectedPages, currentlySelectedPages)) { |
674 previouslySelectedPages = currentlySelectedPages; | 686 previouslySelectedPages = currentlySelectedPages; |
675 requestPrintPreview(); | 687 requestPrintPreview(); |
676 return true; | 688 return true; |
677 } | 689 } |
690 } else if (printSettings.isHeaderFooter != tempPrintSettings.isHeaderFooter) { | |
691 requestPrintPreview(); | |
692 return true; | |
678 } | 693 } |
679 | 694 |
680 if (!isSelectedPagesValid()) | 695 if (!isSelectedPagesValid()) |
681 pageRangesFieldChanged(); | 696 pageRangesFieldChanged(); |
682 return false; | 697 return false; |
683 } | 698 } |
684 | 699 |
685 /** | 700 /** |
686 * Create the PDF plugin or reload the existing one. | 701 * Create the PDF plugin or reload the existing one. |
687 * @param {string} previewUid Preview unique identifier. | 702 * @param {string} previewUid Preview unique identifier. |
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850 function onLayoutModeToggle() { | 865 function onLayoutModeToggle() { |
851 // If the chosen layout is same as before, nothing needs to be done. | 866 // If the chosen layout is same as before, nothing needs to be done. |
852 if (printSettings.isLandscape == isLandscape()) | 867 if (printSettings.isLandscape == isLandscape()) |
853 return; | 868 return; |
854 | 869 |
855 $('individual-pages').classList.remove('invalid'); | 870 $('individual-pages').classList.remove('invalid'); |
856 setDefaultValuesAndRegeneratePreview(); | 871 setDefaultValuesAndRegeneratePreview(); |
857 } | 872 } |
858 | 873 |
859 /** | 874 /** |
875 * When the user selects or de-selects the Headers and footers option then we | |
876 * regenerate the preview pdf. | |
877 */ | |
878 function onHeaderFooterChanged() { | |
879 requestPrintPreview(); | |
880 } | |
881 | |
882 /** | |
860 * Sets the default values and sends a request to regenerate preview data. | 883 * Sets the default values and sends a request to regenerate preview data. |
861 */ | 884 */ |
862 function setDefaultValuesAndRegeneratePreview() { | 885 function setDefaultValuesAndRegeneratePreview() { |
863 fadeOutElement($('individual-pages-hint')); | 886 fadeOutElement($('individual-pages-hint')); |
864 totalPageCount = undefined; | 887 totalPageCount = undefined; |
865 previouslySelectedPages.length = 0; | 888 previouslySelectedPages.length = 0; |
866 requestPrintPreview(); | 889 requestPrintPreview(); |
867 } | 890 } |
868 | 891 |
869 /** | 892 /** |
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936 previouslySelectedPages = currentlySelectedPages; | 959 previouslySelectedPages = currentlySelectedPages; |
937 requestPrintPreview(); | 960 requestPrintPreview(); |
938 } | 961 } |
939 | 962 |
940 /** | 963 /** |
941 * Class that represents the state of the print settings. | 964 * Class that represents the state of the print settings. |
942 */ | 965 */ |
943 function PrintSettings() { | 966 function PrintSettings() { |
944 this.deviceName = ''; | 967 this.deviceName = ''; |
945 this.isLandscape = ''; | 968 this.isLandscape = ''; |
969 this.isHeaderFooter = ''; | |
946 } | 970 } |
947 | 971 |
948 /** | 972 /** |
949 * Takes a snapshot of the print settings. | 973 * Takes a snapshot of the print settings. |
950 */ | 974 */ |
951 PrintSettings.prototype.save = function() { | 975 PrintSettings.prototype.save = function() { |
952 this.deviceName = getSelectedPrinterName(); | 976 this.deviceName = getSelectedPrinterName(); |
953 this.isLandscape = isLandscape(); | 977 this.isLandscape = isLandscape(); |
978 this.isHeaderFooter = isHeaderFooter(); | |
954 } | 979 } |
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