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How to use print method in Molotov

Best Python code snippet using molotov_python

print_preview.js

Source:print_preview.js

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 be3// found in the LICENSE file.4// TODO(rltoscano): Move data/* into print_preview.data namespace5<include src="component.js">6<include src="print_preview_focus_manager.js">7cr.define('print_preview', function() {8  'use strict';9  /**10   * Container class for Chromium's print preview.11   * @constructor12   * @extends {print_preview.Component}13   */14  function PrintPreview() {15    print_preview.Component.call(this);16    /**17     * Used to communicate with Chromium's print system.18     * @type {!print_preview.NativeLayer}19     * @private20     */21    this.nativeLayer_ = new print_preview.NativeLayer();22    /**23     * Event target that contains information about the logged in user.24     * @type {!print_preview.UserInfo}25     * @private26     */27    this.userInfo_ = new print_preview.UserInfo();28    /**29     * Application state.30     * @type {!print_preview.AppState}31     * @private32     */33    this.appState_ = new print_preview.AppState();34    /**35     * Data model that holds information about the document to print.36     * @type {!print_preview.DocumentInfo}37     * @private38     */39    this.documentInfo_ = new print_preview.DocumentInfo();40    /**41     * Data store which holds print destinations.42     * @type {!print_preview.DestinationStore}43     * @private44     */45    this.destinationStore_ = new print_preview.DestinationStore(46        this.nativeLayer_, this.userInfo_, this.appState_);47    /**48     * Data store which holds printer sharing invitations.49     * @type {!print_preview.InvitationStore}50     * @private51     */52    this.invitationStore_ = new print_preview.InvitationStore(this.userInfo_);53    /**54     * Storage of the print ticket used to create the print job.55     * @type {!print_preview.PrintTicketStore}56     * @private57     */58    this.printTicketStore_ = new print_preview.PrintTicketStore(59        this.destinationStore_, this.appState_, this.documentInfo_);60    /**61     * Holds the print and cancel buttons and renders some document statistics.62     * @type {!print_preview.PrintHeader}63     * @private64     */65    this.printHeader_ = new print_preview.PrintHeader(66        this.printTicketStore_, this.destinationStore_);67    this.addChild(this.printHeader_);68    /**69     * Component used to search for print destinations.70     * @type {!print_preview.DestinationSearch}71     * @private72     */73    this.destinationSearch_ = new print_preview.DestinationSearch(74        this.destinationStore_, this.invitationStore_, this.userInfo_);75    this.addChild(this.destinationSearch_);76    /**77     * Component that renders the print destination.78     * @type {!print_preview.DestinationSettings}79     * @private80     */81    this.destinationSettings_ = new print_preview.DestinationSettings(82        this.destinationStore_);83    this.addChild(this.destinationSettings_);84    /**85     * Component that renders UI for entering in page range.86     * @type {!print_preview.PageSettings}87     * @private88     */89    this.pageSettings_ = new print_preview.PageSettings(90        this.printTicketStore_.pageRange);91    this.addChild(this.pageSettings_);92    /**93     * Component that renders the copies settings.94     * @type {!print_preview.CopiesSettings}95     * @private96     */97    this.copiesSettings_ = new print_preview.CopiesSettings(98        this.printTicketStore_.copies, this.printTicketStore_.collate);99    this.addChild(this.copiesSettings_);100    /**101     * Component that renders the media size settings.102     * @type {!print_preview.MediaSizeSettings}103     * @private104     */105    this.mediaSizeSettings_ =106        new print_preview.MediaSizeSettings(this.printTicketStore_.mediaSize);107    this.addChild(this.mediaSizeSettings_);108    /**109     * Component that renders the layout settings.110     * @type {!print_preview.LayoutSettings}111     * @private112     */113    this.layoutSettings_ =114        new print_preview.LayoutSettings(this.printTicketStore_.landscape);115    this.addChild(this.layoutSettings_);116    /**117     * Component that renders the color options.118     * @type {!print_preview.ColorSettings}119     * @private120     */121    this.colorSettings_ =122        new print_preview.ColorSettings(this.printTicketStore_.color);123    this.addChild(this.colorSettings_);124    /**125     * Component that renders a select box for choosing margin settings.126     * @type {!print_preview.MarginSettings}127     * @private128     */129    this.marginSettings_ =130        new print_preview.MarginSettings(this.printTicketStore_.marginsType);131    this.addChild(this.marginSettings_);132    /**133     * Component that renders the DPI settings.134     * @type {!print_preview.DpiSettings}135     * @private136     */137    this.dpiSettings_ =138        new print_preview.DpiSettings(this.printTicketStore_.dpi);139    this.addChild(this.dpiSettings_);140    /**141     * Component that renders miscellaneous print options.142     * @type {!print_preview.OtherOptionsSettings}143     * @private144     */145    this.otherOptionsSettings_ = new print_preview.OtherOptionsSettings(146        this.printTicketStore_.duplex,147        this.printTicketStore_.fitToPage,148        this.printTicketStore_.cssBackground,149        this.printTicketStore_.selectionOnly,150        this.printTicketStore_.headerFooter);151    this.addChild(this.otherOptionsSettings_);152    /**153     * Component that renders the advanced options button.154     * @type {!print_preview.AdvancedOptionsSettings}155     * @private156     */157    this.advancedOptionsSettings_ = new print_preview.AdvancedOptionsSettings(158        this.printTicketStore_.vendorItems, this.destinationStore_);159    this.addChild(this.advancedOptionsSettings_);160    /**161     * Component used to search for print destinations.162     * @type {!print_preview.AdvancedSettings}163     * @private164     */165    this.advancedSettings_ = new print_preview.AdvancedSettings(166        this.printTicketStore_);167    this.addChild(this.advancedSettings_);168    var settingsSections = [169        this.destinationSettings_,170        this.pageSettings_,171        this.copiesSettings_,172        this.mediaSizeSettings_,173        this.layoutSettings_,174        this.marginSettings_,175        this.colorSettings_,176        this.dpiSettings_,177        this.otherOptionsSettings_,178        this.advancedOptionsSettings_];179    /**180     * Component representing more/less settings button.181     * @type {!print_preview.MoreSettings}182     * @private183     */184    this.moreSettings_ = new print_preview.MoreSettings(185        this.destinationStore_, settingsSections);186    this.addChild(this.moreSettings_);187    /**188     * Area of the UI that holds the print preview.189     * @type {!print_preview.PreviewArea}190     * @private191     */192    this.previewArea_ = new print_preview.PreviewArea(this.destinationStore_,193                                                      this.printTicketStore_,194                                                      this.nativeLayer_,195                                                      this.documentInfo_);196    this.addChild(this.previewArea_);197    /**198     * Interface to the Google Cloud Print API. Null if Google Cloud Print199     * integration is disabled.200     * @type {cloudprint.CloudPrintInterface}201     * @private202     */203    this.cloudPrintInterface_ = null;204    /**205     * Whether in kiosk mode where print preview can print automatically without206     * user intervention. See http://crbug.com/31395. Print will start when207     * both the print ticket has been initialized, and an initial printer has208     * been selected.209     * @type {boolean}210     * @private211     */212    this.isInKioskAutoPrintMode_ = false;213    /**214     * Whether Print Preview is in App Kiosk mode, basically, use only printers215     * available for the device.216     * @type {boolean}217     * @private218     */219    this.isInAppKioskMode_ = false;220    /**221     * Whether Print with System Dialog link should be hidden. Overrides the222     * default rules for System dialog link visibility.223     * @type {boolean}224     * @private225     */226    this.hideSystemDialogLink_ = true;227    /**228     * State of the print preview UI.229     * @type {print_preview.PrintPreview.UiState_}230     * @private231     */232    this.uiState_ = PrintPreview.UiState_.INITIALIZING;233    /**234     * Whether document preview generation is in progress.235     * @type {boolean}236     * @private237     */238    this.isPreviewGenerationInProgress_ = true;239    /**240     * Whether to show system dialog before next printing.241     * @type {boolean}242     * @private243     */244    this.showSystemDialogBeforeNextPrint_ = false;245  };246  /**247   * States of the print preview.248   * @enum {string}249   * @private250   */251  PrintPreview.UiState_ = {252    INITIALIZING: 'initializing',253    READY: 'ready',254    OPENING_PDF_PREVIEW: 'opening-pdf-preview',255    OPENING_NATIVE_PRINT_DIALOG: 'opening-native-print-dialog',256    PRINTING: 'printing',257    FILE_SELECTION: 'file-selection',258    CLOSING: 'closing',259    ERROR: 'error'260  };261  /**262   * What can happen when print preview tries to print.263   * @enum {string}264   * @private265   */266  PrintPreview.PrintAttemptResult_ = {267    NOT_READY: 'not-ready',268    PRINTED: 'printed',269    READY_WAITING_FOR_PREVIEW: 'ready-waiting-for-preview'270  };271  PrintPreview.prototype = {272    __proto__: print_preview.Component.prototype,273    /** Sets up the page and print preview by getting the printer list. */274    initialize: function() {275      this.decorate($('print-preview'));276      if (!this.previewArea_.hasCompatiblePlugin) {277        this.setIsEnabled_(false);278      }279      this.nativeLayer_.startGetInitialSettings();280      print_preview.PrintPreviewFocusManager.getInstance().initialize();281      cr.ui.FocusOutlineManager.forDocument(document);282    },283    /** @override */284    enterDocument: function() {285      // Native layer events.286      this.tracker.add(287          this.nativeLayer_,288          print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET,289          this.onInitialSettingsSet_.bind(this));290      this.tracker.add(291          this.nativeLayer_,292          print_preview.NativeLayer.EventType.CLOUD_PRINT_ENABLE,293          this.onCloudPrintEnable_.bind(this));294      this.tracker.add(295          this.nativeLayer_,296          print_preview.NativeLayer.EventType.PRINT_TO_CLOUD,297          this.onPrintToCloud_.bind(this));298      this.tracker.add(299          this.nativeLayer_,300          print_preview.NativeLayer.EventType.FILE_SELECTION_CANCEL,301          this.onFileSelectionCancel_.bind(this));302      this.tracker.add(303          this.nativeLayer_,304          print_preview.NativeLayer.EventType.FILE_SELECTION_COMPLETE,305          this.onFileSelectionComplete_.bind(this));306      this.tracker.add(307          this.nativeLayer_,308          print_preview.NativeLayer.EventType.SETTINGS_INVALID,309          this.onSettingsInvalid_.bind(this));310      this.tracker.add(311          this.nativeLayer_,312          print_preview.NativeLayer.EventType.PRINT_PRESET_OPTIONS,313          this.onPrintPresetOptionsFromDocument_.bind(this));314      this.tracker.add(315          this.nativeLayer_,316          print_preview.NativeLayer.EventType.PRIVET_PRINT_FAILED,317          this.onPrivetPrintFailed_.bind(this));318      this.tracker.add(319          this.nativeLayer_,320          print_preview.NativeLayer.EventType.MANIPULATE_SETTINGS_FOR_TEST,321          this.onManipulateSettingsForTest_.bind(this));322      if ($('system-dialog-link')) {323        this.tracker.add(324            $('system-dialog-link'),325            'click',326            this.openSystemPrintDialog_.bind(this));327      }328      if ($('open-pdf-in-preview-link')) {329        this.tracker.add(330            $('open-pdf-in-preview-link'),331            'click',332            this.onOpenPdfInPreviewLinkClick_.bind(this));333      }334      this.tracker.add(335          this.previewArea_,336          print_preview.PreviewArea.EventType.PREVIEW_GENERATION_IN_PROGRESS,337          this.onPreviewGenerationInProgress_.bind(this));338      this.tracker.add(339          this.previewArea_,340          print_preview.PreviewArea.EventType.PREVIEW_GENERATION_DONE,341          this.onPreviewGenerationDone_.bind(this));342      this.tracker.add(343          this.previewArea_,344          print_preview.PreviewArea.EventType.PREVIEW_GENERATION_FAIL,345          this.onPreviewGenerationFail_.bind(this));346      this.tracker.add(347          this.previewArea_,348          print_preview.PreviewArea.EventType.OPEN_SYSTEM_DIALOG_CLICK,349          this.openSystemPrintDialog_.bind(this));350      this.tracker.add(351          this.destinationStore_,352          print_preview.DestinationStore.EventType.353              SELECTED_DESTINATION_CAPABILITIES_READY,354          this.printIfReady_.bind(this));355      this.tracker.add(356          this.destinationStore_,357          print_preview.DestinationStore.EventType.DESTINATION_SELECT,358          this.onDestinationSelect_.bind(this));359      this.tracker.add(360          this.destinationStore_,361          print_preview.DestinationStore.EventType.DESTINATION_SEARCH_DONE,362          this.onDestinationSearchDone_.bind(this));363      this.tracker.add(364          this.printHeader_,365          print_preview.PrintHeader.EventType.PRINT_BUTTON_CLICK,366          this.onPrintButtonClick_.bind(this));367      this.tracker.add(368          this.printHeader_,369          print_preview.PrintHeader.EventType.CANCEL_BUTTON_CLICK,370          this.onCancelButtonClick_.bind(this));371      this.tracker.add(window, 'keydown', this.onKeyDown_.bind(this));372      this.previewArea_.setPluginKeyEventCallback(this.onKeyDown_.bind(this));373      this.tracker.add(374          this.destinationSettings_,375          print_preview.DestinationSettings.EventType.CHANGE_BUTTON_ACTIVATE,376          this.onDestinationChangeButtonActivate_.bind(this));377      this.tracker.add(378          this.destinationSearch_,379          print_preview.DestinationSearch.EventType.MANAGE_CLOUD_DESTINATIONS,380          this.onManageCloudDestinationsActivated_.bind(this));381      this.tracker.add(382          this.destinationSearch_,383          print_preview.DestinationSearch.EventType.MANAGE_LOCAL_DESTINATIONS,384          this.onManageLocalDestinationsActivated_.bind(this));385      this.tracker.add(386          this.destinationSearch_,387          print_preview.DestinationSearch.EventType.ADD_ACCOUNT,388          this.onCloudPrintSignInActivated_.bind(this, true /*addAccount*/));389      this.tracker.add(390          this.destinationSearch_,391          print_preview.DestinationSearch.EventType.SIGN_IN,392          this.onCloudPrintSignInActivated_.bind(this, false /*addAccount*/));393      this.tracker.add(394          this.destinationSearch_,395          print_preview.DestinationListItem.EventType.REGISTER_PROMO_CLICKED,396          this.onCloudPrintRegisterPromoClick_.bind(this));397      this.tracker.add(398          this.advancedOptionsSettings_,399          print_preview.AdvancedOptionsSettings.EventType.BUTTON_ACTIVATED,400          this.onAdvancedOptionsButtonActivated_.bind(this));401      // TODO(rltoscano): Move no-destinations-promo into its own component402      // instead being part of PrintPreview.403      this.tracker.add(404          this.getChildElement('#no-destinations-promo .close-button'),405          'click',406          this.onNoDestinationsPromoClose_.bind(this));407      this.tracker.add(408          this.getChildElement('#no-destinations-promo .not-now-button'),409          'click',410          this.onNoDestinationsPromoClose_.bind(this));411      this.tracker.add(412          this.getChildElement('#no-destinations-promo .add-printer-button'),413          'click',414          this.onNoDestinationsPromoClick_.bind(this));415    },416    /** @override */417    decorateInternal: function() {418      this.printHeader_.decorate($('print-header'));419      this.destinationSearch_.decorate($('destination-search'));420      this.destinationSettings_.decorate($('destination-settings'));421      this.pageSettings_.decorate($('page-settings'));422      this.copiesSettings_.decorate($('copies-settings'));423      this.mediaSizeSettings_.decorate($('media-size-settings'));424      this.layoutSettings_.decorate($('layout-settings'));425      this.colorSettings_.decorate($('color-settings'));426      this.marginSettings_.decorate($('margin-settings'));427      this.dpiSettings_.decorate($('dpi-settings'));428      this.otherOptionsSettings_.decorate($('other-options-settings'));429      this.advancedOptionsSettings_.decorate($('advanced-options-settings'));430      this.advancedSettings_.decorate($('advanced-settings'));431      this.moreSettings_.decorate($('more-settings'));432      this.previewArea_.decorate($('preview-area'));433    },434    /**435     * Sets whether the controls in the print preview are enabled.436     * @param {boolean} isEnabled Whether the controls in the print preview are437     *     enabled.438     * @private439     */440    setIsEnabled_: function(isEnabled) {441      if ($('system-dialog-link'))442        $('system-dialog-link').classList.toggle('disabled', !isEnabled);443      if ($('open-pdf-in-preview-link'))444        $('open-pdf-in-preview-link').classList.toggle('disabled', !isEnabled);445      this.printHeader_.isEnabled = isEnabled;446      this.destinationSettings_.isEnabled = isEnabled;447      this.pageSettings_.isEnabled = isEnabled;448      this.copiesSettings_.isEnabled = isEnabled;449      this.mediaSizeSettings_.isEnabled = isEnabled;450      this.layoutSettings_.isEnabled = isEnabled;451      this.colorSettings_.isEnabled = isEnabled;452      this.marginSettings_.isEnabled = isEnabled;453      this.dpiSettings_.isEnabled = isEnabled;454      this.otherOptionsSettings_.isEnabled = isEnabled;455      this.advancedOptionsSettings_.isEnabled = isEnabled;456    },457    /**458     * Prints the document or launches a pdf preview on the local system.459     * @param {boolean} isPdfPreview Whether to launch the pdf preview.460     * @private461     */462    printDocumentOrOpenPdfPreview_: function(isPdfPreview) {463      assert(this.uiState_ == PrintPreview.UiState_.READY,464             'Print document request received when not in ready state: ' +465                 this.uiState_);466      if (isPdfPreview) {467        this.uiState_ = PrintPreview.UiState_.OPENING_PDF_PREVIEW;468      } else if (this.destinationStore_.selectedDestination.id ==469          print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) {470        this.uiState_ = PrintPreview.UiState_.FILE_SELECTION;471      } else {472        this.uiState_ = PrintPreview.UiState_.PRINTING;473      }474      this.setIsEnabled_(false);475      this.printHeader_.isCancelButtonEnabled = true;476      var printAttemptResult = this.printIfReady_();477      if (printAttemptResult == PrintPreview.PrintAttemptResult_.PRINTED ||478          printAttemptResult ==479              PrintPreview.PrintAttemptResult_.READY_WAITING_FOR_PREVIEW) {480        if ((this.destinationStore_.selectedDestination.isLocal &&481             !this.destinationStore_.selectedDestination.isPrivet &&482             !this.destinationStore_.selectedDestination.isExtension &&483             this.destinationStore_.selectedDestination.id !=484                 print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) ||485             this.uiState_ == PrintPreview.UiState_.OPENING_PDF_PREVIEW) {486          // Hide the dialog for now. The actual print command will be issued487          // when the preview generation is done.488          this.nativeLayer_.startHideDialog();489        }490      }491    },492    /**493     * Attempts to print if needed and if ready.494     * @return {PrintPreview.PrintAttemptResult_} Attempt result.495     * @private496     */497    printIfReady_: function() {498      var okToPrint =499          (this.uiState_ == PrintPreview.UiState_.PRINTING ||500           this.uiState_ == PrintPreview.UiState_.OPENING_PDF_PREVIEW ||501           this.uiState_ == PrintPreview.UiState_.FILE_SELECTION ||502           this.isInKioskAutoPrintMode_) &&503          this.destinationStore_.selectedDestination &&504          this.destinationStore_.selectedDestination.capabilities;505      if (!okToPrint) {506        return PrintPreview.PrintAttemptResult_.NOT_READY;507      }508      if (this.isPreviewGenerationInProgress_) {509        return PrintPreview.PrintAttemptResult_.READY_WAITING_FOR_PREVIEW;510      }511      assert(this.printTicketStore_.isTicketValid(),512          'Trying to print with invalid ticket');513      if (getIsVisible(this.moreSettings_.getElement())) {514        new print_preview.PrintSettingsUiMetricsContext().record(515            this.moreSettings_.isExpanded ?516                print_preview.Metrics.PrintSettingsUiBucket.517                    PRINT_WITH_SETTINGS_EXPANDED :518                print_preview.Metrics.PrintSettingsUiBucket.519                    PRINT_WITH_SETTINGS_COLLAPSED);520      }521      this.nativeLayer_.startPrint(522          this.destinationStore_.selectedDestination,523          this.printTicketStore_,524          this.cloudPrintInterface_,525          this.documentInfo_,526          this.uiState_ == PrintPreview.UiState_.OPENING_PDF_PREVIEW,527          this.showSystemDialogBeforeNextPrint_);528      this.showSystemDialogBeforeNextPrint_ = false;529      return PrintPreview.PrintAttemptResult_.PRINTED;530    },531    /**532     * Closes the print preview.533     * @private534     */535    close_: function() {536      this.exitDocument();537      this.uiState_ = PrintPreview.UiState_.CLOSING;538      this.nativeLayer_.startCloseDialog();539    },540    /**541     * Opens the native system print dialog after disabling all controls.542     * @private543     */544    openSystemPrintDialog_: function() {545      if (!this.shouldShowSystemDialogLink_())546        return;547      if ($('system-dialog-link').classList.contains('disabled'))548        return;549      if (cr.isWindows) {550        this.showSystemDialogBeforeNextPrint_ = true;551        this.printDocumentOrOpenPdfPreview_(false /*isPdfPreview*/);552        return;553      }554      setIsVisible(getRequiredElement('system-dialog-throbber'), true);555      this.setIsEnabled_(false);556      this.uiState_ = PrintPreview.UiState_.OPENING_NATIVE_PRINT_DIALOG;557      this.nativeLayer_.startShowSystemDialog();558    },559    /**560     * Called when the native layer has initial settings to set. Sets the561     * initial settings of the print preview and begins fetching print562     * destinations.563     * @param {Event} event Contains the initial print preview settings564     *     persisted through the session.565     * @private566     */567    onInitialSettingsSet_: function(event) {568      assert(this.uiState_ == PrintPreview.UiState_.INITIALIZING,569             'Updating initial settings when not in initializing state: ' +570                 this.uiState_);571      this.uiState_ = PrintPreview.UiState_.READY;572      var settings = event.initialSettings;573      this.isInKioskAutoPrintMode_ = settings.isInKioskAutoPrintMode;574      this.isInAppKioskMode_ = settings.isInAppKioskMode;575      // The following components must be initialized in this order.576      this.appState_.init(577          settings.serializedAppStateStr,578          settings.systemDefaultDestinationId);579      this.documentInfo_.init(580          settings.isDocumentModifiable,581          settings.documentTitle,582          settings.documentHasSelection);583      this.printTicketStore_.init(584          settings.thousandsDelimeter,585          settings.decimalDelimeter,586          settings.unitType,587          settings.selectionOnly);588      this.destinationStore_.init(settings.isInAppKioskMode);589      this.appState_.setInitialized();590      $('document-title').innerText = settings.documentTitle;591      this.hideSystemDialogLink_ = settings.hidePrintWithSystemDialogLink ||592                                   settings.isInAppKioskMode;593      if ($('system-dialog-link')) {594        setIsVisible($('system-dialog-link'),595                     this.shouldShowSystemDialogLink_());596      }597    },598    /**599     * Calls when the native layer enables Google Cloud Print integration.600     * Fetches the user's cloud printers.601     * @param {Event} event Contains the base URL of the Google Cloud Print602     *     service.603     * @private604     */605    onCloudPrintEnable_: function(event) {606      this.cloudPrintInterface_ = new cloudprint.CloudPrintInterface(607          event.baseCloudPrintUrl,608          this.nativeLayer_,609          this.userInfo_,610          event.appKioskMode);611      this.tracker.add(612          this.cloudPrintInterface_,613          cloudprint.CloudPrintInterface.EventType.SUBMIT_DONE,614          this.onCloudPrintSubmitDone_.bind(this));615      this.tracker.add(616          this.cloudPrintInterface_,617          cloudprint.CloudPrintInterface.EventType.SEARCH_FAILED,618          this.onCloudPrintError_.bind(this));619      this.tracker.add(620          this.cloudPrintInterface_,621          cloudprint.CloudPrintInterface.EventType.SUBMIT_FAILED,622          this.onCloudPrintError_.bind(this));623      this.tracker.add(624          this.cloudPrintInterface_,625          cloudprint.CloudPrintInterface.EventType.PRINTER_FAILED,626          this.onCloudPrintError_.bind(this));627      this.tracker.add(628          this.cloudPrintInterface_,629          cloudprint.CloudPrintInterface.EventType.630              UPDATE_PRINTER_TOS_ACCEPTANCE_FAILED,631          this.onCloudPrintError_.bind(this));632      this.destinationStore_.setCloudPrintInterface(this.cloudPrintInterface_);633      this.invitationStore_.setCloudPrintInterface(this.cloudPrintInterface_);634      if (this.destinationSearch_.getIsVisible()) {635        this.destinationStore_.startLoadCloudDestinations();636        this.invitationStore_.startLoadingInvitations();637      }638    },639    /**640     * Called from the native layer when ready to print to Google Cloud Print.641     * @param {Event} event Contains the body to send in the HTTP request.642     * @private643     */644    onPrintToCloud_: function(event) {645      assert(this.uiState_ == PrintPreview.UiState_.PRINTING,646             'Document ready to be sent to the cloud when not in printing ' +647                 'state: ' + this.uiState_);648      assert(this.cloudPrintInterface_ != null,649             'Google Cloud Print is not enabled');650      this.cloudPrintInterface_.submit(651          this.destinationStore_.selectedDestination,652          this.printTicketStore_,653          this.documentInfo_,654          event.data);655    },656    /**657     * Called from the native layer when the user cancels the save-to-pdf file658     * selection dialog.659     * @private660     */661    onFileSelectionCancel_: function() {662      assert(this.uiState_ == PrintPreview.UiState_.FILE_SELECTION,663             'File selection cancelled when not in file-selection state: ' +664                 this.uiState_);665      this.setIsEnabled_(true);666      this.uiState_ = PrintPreview.UiState_.READY;667    },668    /**669     * Called from the native layer when save-to-pdf file selection is complete.670     * @private671     */672    onFileSelectionComplete_: function() {673      assert(this.uiState_ == PrintPreview.UiState_.FILE_SELECTION,674             'File selection completed when not in file-selection state: ' +675                 this.uiState_);676      this.previewArea_.showCustomMessage(677          loadTimeData.getString('printingToPDFInProgress'));678      this.uiState_ = PrintPreview.UiState_.PRINTING;679    },680    /**681     * Called after successfully submitting a job to Google Cloud Print.682     * @param {!Event} event Contains the ID of the submitted print job.683     * @private684     */685    onCloudPrintSubmitDone_: function(event) {686      assert(this.uiState_ == PrintPreview.UiState_.PRINTING,687             'Submited job to Google Cloud Print but not in printing state ' +688                 this.uiState_);689      if (this.destinationStore_.selectedDestination.id ==690              print_preview.Destination.GooglePromotedId.FEDEX) {691        this.nativeLayer_.startForceOpenNewTab(692            'https://www.google.com/cloudprint/fedexcode.html?jobid=' +693            event.jobId);694      }695      this.close_();696    },697    /**698     * Called when there was an error communicating with Google Cloud print.699     * Displays an error message in the print header.700     * @param {!Event} event Contains the error message.701     * @private702     */703    onCloudPrintError_: function(event) {704      if (event.status == 403) {705        if (!this.isInAppKioskMode_) {706          this.destinationSearch_.showCloudPrintPromo();707        }708      } else if (event.status == 0) {709        return; // Ignore, the system does not have internet connectivity.710      } else {711        this.printHeader_.setErrorMessage(event.message);712      }713      if (event.status == 200) {714        console.error('Google Cloud Print Error: (' + event.errorCode + ') ' +715                      event.message);716      } else {717        console.error('Google Cloud Print Error: HTTP status ' + event.status);718      }719    },720    /**721     * Called when the preview area's preview generation is in progress.722     * @private723     */724    onPreviewGenerationInProgress_: function() {725      this.isPreviewGenerationInProgress_ = true;726    },727    /**728     * Called when the preview area's preview generation is complete.729     * @private730     */731    onPreviewGenerationDone_: function() {732      this.isPreviewGenerationInProgress_ = false;733      this.printHeader_.isPrintButtonEnabled = true;734      this.nativeLayer_.previewReadyForTest();735      this.printIfReady_();736    },737    /**738     * Called when the preview area's preview failed to load.739     * @private740     */741    onPreviewGenerationFail_: function() {742      this.isPreviewGenerationInProgress_ = false;743      this.printHeader_.isPrintButtonEnabled = false;744      if (this.uiState_ == PrintPreview.UiState_.PRINTING)745        this.nativeLayer_.startCancelPendingPrint();746    },747    /**748     * Called when the 'Open pdf in preview' link is clicked. Launches the pdf749     * preview app.750     * @private751     */752    onOpenPdfInPreviewLinkClick_: function() {753      if ($('open-pdf-in-preview-link').classList.contains('disabled'))754        return;755      assert(this.uiState_ == PrintPreview.UiState_.READY,756             'Trying to open pdf in preview when not in ready state: ' +757                 this.uiState_);758      setIsVisible(getRequiredElement('open-preview-app-throbber'), true);759      this.previewArea_.showCustomMessage(760          loadTimeData.getString('openingPDFInPreview'));761      this.printDocumentOrOpenPdfPreview_(true /*isPdfPreview*/);762    },763    /**764     * Called when the print header's print button is clicked. Prints the765     * document.766     * @private767     */768    onPrintButtonClick_: function() {769      assert(this.uiState_ == PrintPreview.UiState_.READY,770             'Trying to print when not in ready state: ' + this.uiState_);771      this.printDocumentOrOpenPdfPreview_(false /*isPdfPreview*/);772    },773    /**774     * Called when the print header's cancel button is clicked. Closes the775     * print dialog.776     * @private777     */778    onCancelButtonClick_: function() {779      this.close_();780    },781    /**782     * Called when the register promo for Cloud Print is clicked.783     * @private784     */785     onCloudPrintRegisterPromoClick_: function(e) {786       var devicesUrl = 'chrome://devices/register?id=' + e.destination.id;787       this.nativeLayer_.startForceOpenNewTab(devicesUrl);788       this.destinationStore_.waitForRegister(e.destination.id);789     },790    /**791     * Consume escape key presses and ctrl + shift + p. Delegate everything else792     * to the preview area.793     * @param {KeyboardEvent} e The keyboard event.794     * @private795     * @suppress {uselessCode}796     * Current compiler preprocessor leaves all the code inside all the <if>s,797     * so the compiler claims that code after first return is unreachable.798     */799    onKeyDown_: function(e) {800      // Escape key closes the dialog.801      if (e.keyCode == 27 && !e.shiftKey && !e.ctrlKey && !e.altKey &&802          !e.metaKey) {803        // On non-mac with toolkit-views, ESC key is handled by C++-side instead804        // of JS-side.805        if (cr.isMac) {806          this.close_();807          e.preventDefault();808        }809        return;810      }811      // On Mac, Cmd- should close the print dialog.812      if (cr.isMac && e.keyCode == 189 && e.metaKey) {813        this.close_();814        e.preventDefault();815        return;816      }817      // Ctrl + Shift + p / Mac equivalent.818      if (e.keyCode == 80) {819        if ((cr.isMac && e.metaKey && e.altKey && !e.shiftKey && !e.ctrlKey) ||820            (!cr.isMac && e.shiftKey && e.ctrlKey && !e.altKey && !e.metaKey)) {821          this.openSystemPrintDialog_();822          e.preventDefault();823          return;824        }825      }826      if (e.keyCode == 13 /*enter*/ &&827          !document.querySelector('.overlay:not([hidden])') &&828          this.destinationStore_.selectedDestination &&829          this.printTicketStore_.isTicketValid() &&830          this.printHeader_.isPrintButtonEnabled) {831        assert(this.uiState_ == PrintPreview.UiState_.READY,832            'Trying to print when not in ready state: ' + this.uiState_);833        var activeElementTag = document.activeElement.tagName.toUpperCase();834        if (activeElementTag != 'BUTTON' && activeElementTag != 'SELECT' &&835            activeElementTag != 'A') {836          this.printDocumentOrOpenPdfPreview_(false /*isPdfPreview*/);837          e.preventDefault();838        }839        return;840      }841      // Pass certain directional keyboard events to the PDF viewer.842      this.previewArea_.handleDirectionalKeyEvent(e);843    },844    /**845     * Called when native layer receives invalid settings for a print request.846     * @private847     */848    onSettingsInvalid_: function() {849      this.uiState_ = PrintPreview.UiState_.ERROR;850      console.error('Invalid settings error reported from native layer');851      this.previewArea_.showCustomMessage(852          loadTimeData.getString('invalidPrinterSettings'));853    },854    /**855     * Called when the destination settings' change button is activated.856     * Displays the destination search component.857     * @private858     */859    onDestinationChangeButtonActivate_: function() {860      this.destinationSearch_.setIsVisible(true);861    },862    /**863     * Called when the destination settings' change button is activated.864     * Displays the destination search component.865     * @private866     */867    onAdvancedOptionsButtonActivated_: function() {868      this.advancedSettings_.showForDestination(869          assert(this.destinationStore_.selectedDestination));870    },871    /**872     * Called when the destination search dispatches manage cloud destinations873     * event. Calls corresponding native layer method.874     * @private875     */876    onManageCloudDestinationsActivated_: function() {877      this.nativeLayer_.startManageCloudDestinations(this.userInfo_.activeUser);878    },879    /**880     * Called when the destination search dispatches manage local destinations881     * event. Calls corresponding native layer method.882     * @private883     */884    onManageLocalDestinationsActivated_: function() {885      this.nativeLayer_.startManageLocalDestinations();886    },887    /**888     * Called when the user wants to sign in to Google Cloud Print. Calls the889     * corresponding native layer event.890     * @param {boolean} addAccount Whether to open an 'add a new account' or891     *     default sign in page.892     * @private893     */894    onCloudPrintSignInActivated_: function(addAccount) {895      this.nativeLayer_.startCloudPrintSignIn(addAccount);896    },897    /**898     * Updates printing options according to source document presets.899     * @param {Event} event Contains options from source document.900     * @private901     */902    onPrintPresetOptionsFromDocument_: function(event) {903      if (event.optionsFromDocument.disableScaling) {904        this.printTicketStore_.fitToPage.updateValue(null);905        this.documentInfo_.updateIsScalingDisabled(true);906      }907      if (event.optionsFromDocument.copies > 0 &&908          this.printTicketStore_.copies.isCapabilityAvailable()) {909        this.printTicketStore_.copies.updateValue(910            event.optionsFromDocument.copies);911      }912      if (event.optionsFromDocument.duplex >= 0 &&913          this.printTicketStore_.duplex.isCapabilityAvailable()) {914        this.printTicketStore_.duplex.updateValue(915            event.optionsFromDocument.duplex);916      }917    },918    /**919     * Called when privet printing fails.920     * @param {Event} event Event object representing the failure.921     * @private922     */923    onPrivetPrintFailed_: function(event) {924      console.error('Privet printing failed with error code ' +925                    event.httpError);926      this.printHeader_.setErrorMessage(927          loadTimeData.getString('couldNotPrint'));928    },929    /**930     * Called when the print preview settings need to be changed for testing.931     * @param {Event} event Event object that contains the option that is to932     *     be changed and what to set that option.933     * @private934     */935    onManipulateSettingsForTest_: function(event) {936      var settings =937          /** @type {print_preview.PreviewSettings} */(event.settings);938      if ('selectSaveAsPdfDestination' in settings) {939        this.saveAsPdfForTest_();  // No parameters.940      } else if ('layoutSettings' in settings) {941        this.setLayoutSettingsForTest_(settings.layoutSettings.portrait);942      } else if ('pageRange' in settings) {943        this.setPageRangeForTest_(settings.pageRange);944      } else if ('headersAndFooters' in settings) {945        this.setHeadersAndFootersForTest_(settings.headersAndFooters);946      } else if ('backgroundColorsAndImages' in settings) {947        this.setBackgroundColorsAndImagesForTest_(948            settings.backgroundColorsAndImages);949      } else if ('margins' in settings) {950        this.setMarginsForTest_(settings.margins);951      }952    },953    /**954     * Called by onManipulateSettingsForTest_(). Sets the print destination955     * as a pdf.956     * @private957     */958    saveAsPdfForTest_: function() {959      if (this.destinationStore_.selectedDestination &&960          print_preview.Destination.GooglePromotedId.SAVE_AS_PDF ==961          this.destinationStore_.selectedDestination.id) {962        this.nativeLayer_.previewReadyForTest();963        return;964      }965      var destinations = this.destinationStore_.destinations();966      var pdfDestination = null;967      for (var i = 0; i < destinations.length; i++) {968        if (destinations[i].id ==969            print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) {970          pdfDestination = destinations[i];971          break;972        }973      }974      if (pdfDestination)975        this.destinationStore_.selectDestination(pdfDestination);976      else977        this.nativeLayer_.previewFailedForTest();978    },979    /**980     * Called by onManipulateSettingsForTest_(). Sets the layout settings to981     * either portrait or landscape.982     * @param {boolean} portrait Whether to use portrait page layout;983     *     if false: landscape.984     * @private985     */986    setLayoutSettingsForTest_: function(portrait) {987      var combobox = document.querySelector('.layout-settings-select');988      if (combobox.value == 'portrait') {989        this.nativeLayer_.previewReadyForTest();990      } else {991        combobox.value = 'landscape';992        this.layoutSettings_.onSelectChange_();993      }994    },995    /**996     * Called by onManipulateSettingsForTest_(). Sets the page range for997     * for the print preview settings.998     * @param {string} pageRange Sets the page range to the desired value(s).999     *     Ex: "1-5,9" means pages 1 through 5 and page 9 will be printed.1000     * @private1001     */1002    setPageRangeForTest_: function(pageRange) {1003      var textbox = document.querySelector('.page-settings-custom-input');1004      if (textbox.value == pageRange) {1005        this.nativeLayer_.previewReadyForTest();1006      } else {1007        textbox.value = pageRange;1008        document.querySelector('.page-settings-custom-radio').click();1009      }1010    },1011    /**1012     * Called by onManipulateSettings_(). Checks or unchecks the headers and1013     * footers option on print preview.1014     * @param {boolean} headersAndFooters Whether the "Headers and Footers"1015     *     checkbox should be checked.1016     * @private1017     */1018    setHeadersAndFootersForTest_: function(headersAndFooters) {1019      var checkbox = document.querySelector('.header-footer-checkbox');1020      if (headersAndFooters == checkbox.checked)1021        this.nativeLayer_.previewReadyForTest();1022      else1023        checkbox.click();1024    },1025    /**1026     * Called by onManipulateSettings_(). Checks or unchecks the background1027     * colors and images option on print preview.1028     * @param {boolean} backgroundColorsAndImages If true, the checkbox should1029     *     be checked. Otherwise it should be unchecked.1030     * @private1031     */1032    setBackgroundColorsAndImagesForTest_: function(backgroundColorsAndImages) {1033      var checkbox = document.querySelector('.css-background-checkbox');1034      if (backgroundColorsAndImages == checkbox.checked)1035        this.nativeLayer_.previewReadyForTest();1036      else1037        checkbox.click();1038    },1039    /**1040     * Called by onManipulateSettings_(). Sets the margin settings1041     * that are desired. Custom margin settings aren't currently supported.1042     * @param {number} margins The desired margins combobox index. Must be1043     *     a valid index or else the test fails.1044     * @private1045     */1046    setMarginsForTest_: function(margins) {1047      var combobox = document.querySelector('.margin-settings-select');1048      if (margins == combobox.selectedIndex) {1049        this.nativeLayer_.previewReadyForTest();1050      } else if (margins >= 0 && margins < combobox.length) {1051        combobox.selectedIndex = margins;1052        this.marginSettings_.onSelectChange_();1053      } else {1054        this.nativeLayer_.previewFailedForTest();1055      }1056    },1057    /**1058     * Returns true if "Print using system dialog" link should be shown for1059     * current destination.1060     * @return {boolean} Returns true if link should be shown.1061     */1062    shouldShowSystemDialogLink_: function() {1063      if (cr.isChromeOS || this.hideSystemDialogLink_)1064        return false;1065      if (!cr.isWindows)1066        return true;1067      var selectedDest = this.destinationStore_.selectedDestination;1068      return !!selectedDest &&1069             selectedDest.origin == print_preview.Destination.Origin.LOCAL &&1070             selectedDest.id !=1071                 print_preview.Destination.GooglePromotedId.SAVE_AS_PDF;1072    },1073    /**1074     * Called when a print destination is selected. Shows/hides the "Print with1075     * Cloud Print" link in the navbar.1076     * @private1077     */1078    onDestinationSelect_: function() {1079      if ($('system-dialog-link')) {1080        setIsVisible($('system-dialog-link'),1081                     this.shouldShowSystemDialogLink_());1082      }1083      if (this.destinationStore_.selectedDestination &&1084          this.isInKioskAutoPrintMode_) {1085        this.onPrintButtonClick_();1086      }1087    },1088    /**1089     * Called when the destination store loads a group of destinations. Shows1090     * a promo on Chrome OS if the user has no print destinations promoting1091     * Google Cloud Print.1092     * @private1093     */1094    onDestinationSearchDone_: function() {1095      var isPromoVisible = cr.isChromeOS &&1096          this.cloudPrintInterface_ &&1097          this.userInfo_.activeUser &&1098          !this.appState_.isGcpPromoDismissed &&1099          !this.destinationStore_.isLocalDestinationSearchInProgress &&1100          !this.destinationStore_.isCloudDestinationSearchInProgress &&1101          this.destinationStore_.hasOnlyDefaultCloudDestinations();1102      setIsVisible(this.getChildElement('#no-destinations-promo'),1103                   isPromoVisible);1104      if (isPromoVisible) {1105        new print_preview.GcpPromoMetricsContext().record(1106            print_preview.Metrics.GcpPromoBucket.PROMO_SHOWN);1107      }1108    },1109    /**1110     * Called when the close button on the no-destinations-promotion is clicked.1111     * Hides the promotion.1112     * @private1113     */1114    onNoDestinationsPromoClose_: function() {1115      new print_preview.GcpPromoMetricsContext().record(1116          print_preview.Metrics.GcpPromoBucket.PROMO_CLOSED);1117      setIsVisible(this.getChildElement('#no-destinations-promo'), false);1118      this.appState_.persistIsGcpPromoDismissed(true);1119    },1120    /**1121     * Called when the no-destinations promotion link is clicked. Opens the1122     * Google Cloud Print management page and closes the print preview.1123     * @private1124     */1125    onNoDestinationsPromoClick_: function() {1126      new print_preview.GcpPromoMetricsContext().record(1127          print_preview.Metrics.GcpPromoBucket.PROMO_CLICKED);1128      this.appState_.persistIsGcpPromoDismissed(true);1129      window.open(this.cloudPrintInterface_.baseUrl + '?user=' +1130                  this.userInfo_.activeUser + '#printers');1131      this.close_();1132    }1133  };1134  // Export1135  return {1136    PrintPreview: PrintPreview1137  };1138});1139// Pull in all other scripts in a single shot.1140<include src="common/overlay.js">1141<include src="common/search_box.js">1142<include src="common/search_bubble.js">1143<include src="data/page_number_set.js">1144<include src="data/destination.js">1145<include src="data/local_parsers.js">1146<include src="data/cloud_parsers.js">1147<include src="data/destination_store.js">1148<include src="data/invitation.js">1149<include src="data/invitation_store.js">1150<include src="data/margins.js">1151<include src="data/document_info.js">1152<include src="data/printable_area.js">1153<include src="data/measurement_system.js">1154<include src="data/print_ticket_store.js">1155<include src="data/coordinate2d.js">1156<include src="data/size.js">1157<include src="data/capabilities_holder.js">1158<include src="data/user_info.js">1159<include src="data/app_state.js">1160<include src="data/ticket_items/ticket_item.js">1161<include src="data/ticket_items/custom_margins.js">1162<include src="data/ticket_items/collate.js">1163<include src="data/ticket_items/color.js">1164<include src="data/ticket_items/copies.js">1165<include src="data/ticket_items/dpi.js">1166<include src="data/ticket_items/duplex.js">1167<include src="data/ticket_items/header_footer.js">1168<include src="data/ticket_items/media_size.js">1169<include src="data/ticket_items/landscape.js">1170<include src="data/ticket_items/margins_type.js">1171<include src="data/ticket_items/page_range.js">1172<include src="data/ticket_items/fit_to_page.js">1173<include src="data/ticket_items/css_background.js">1174<include src="data/ticket_items/selection_only.js">1175<include src="data/ticket_items/vendor_items.js">1176<include src="native_layer.js">1177<include src="print_preview_animations.js">1178<include src="cloud_print_interface.js">1179<include src="print_preview_utils.js">1180<include src="print_header.js">1181<include src="metrics.js">1182<include src="settings/settings_section.js">1183<include src="settings/settings_section_select.js">1184<include src="settings/page_settings.js">1185<include src="settings/copies_settings.js">1186<include src="settings/dpi_settings.js">1187<include src="settings/media_size_settings.js">1188<include src="settings/layout_settings.js">1189<include src="settings/color_settings.js">1190<include src="settings/margin_settings.js">1191<include src="settings/destination_settings.js">1192<include src="settings/other_options_settings.js">1193<include src="settings/advanced_options_settings.js">1194<include src="settings/advanced_settings/advanced_settings.js">1195<include src="settings/advanced_settings/advanced_settings_item.js">1196<include src="settings/more_settings.js">1197<include src="previewarea/margin_control.js">1198<include src="previewarea/margin_control_container.js">1199<include src="../pdf/pdf_scripting_api.js">1200<include src="previewarea/preview_area.js">1201<include src="preview_generator.js">1202<include src="search/destination_list.js">1203<include src="search/cloud_destination_list.js">1204<include src="search/recent_destination_list.js">1205<include src="search/destination_list_item.js">1206<include src="search/destination_search.js">1207<include src="search/fedex_tos.js">1208<include src="search/provisional_destination_resolver.js">1209window.addEventListener('DOMContentLoaded', function() {1210  printPreview = new print_preview.PrintPreview();1211  printPreview.initialize();...

native_layer.js

Source:native_layer.js

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 be3// found in the LICENSE file.4cr.exportPath('print_preview');5/**6 * @typedef {{selectSaveAsPdfDestination: boolean,7 *            layoutSettings.portrait: boolean,8 *            pageRange: string,9 *            headersAndFooters: boolean,10 *            backgroundColorsAndImages: boolean,11 *            margins: number}}12 * @see chrome/browser/printing/print_preview_pdf_generated_browsertest.cc13 */14print_preview.PreviewSettings;15cr.define('print_preview', function() {16  'use strict';17  /**18   * An interface to the native Chromium printing system layer.19   * @constructor20   * @extends {cr.EventTarget}21   */22  function NativeLayer() {23    cr.EventTarget.call(this);24    // Bind global handlers25    global.setInitialSettings = this.onSetInitialSettings_.bind(this);26    global.setUseCloudPrint = this.onSetUseCloudPrint_.bind(this);27    global.setPrinters = this.onSetPrinters_.bind(this);28    global.updateWithPrinterCapabilities =29        this.onUpdateWithPrinterCapabilities_.bind(this);30    global.failedToGetPrinterCapabilities =31        this.onFailedToGetPrinterCapabilities_.bind(this);32    global.failedToGetPrivetPrinterCapabilities =33      this.onFailedToGetPrivetPrinterCapabilities_.bind(this);34    global.failedToGetExtensionPrinterCapabilities =35        this.onFailedToGetExtensionPrinterCapabilities_.bind(this);36    global.reloadPrintersList = this.onReloadPrintersList_.bind(this);37    global.printToCloud = this.onPrintToCloud_.bind(this);38    global.fileSelectionCancelled =39        this.onFileSelectionCancelled_.bind(this);40    global.fileSelectionCompleted =41        this.onFileSelectionCompleted_.bind(this);42    global.printPreviewFailed = this.onPrintPreviewFailed_.bind(this);43    global.invalidPrinterSettings =44        this.onInvalidPrinterSettings_.bind(this);45    global.onDidGetDefaultPageLayout =46        this.onDidGetDefaultPageLayout_.bind(this);47    global.onDidGetPreviewPageCount =48        this.onDidGetPreviewPageCount_.bind(this);49    global.onDidPreviewPage = this.onDidPreviewPage_.bind(this);50    global.updatePrintPreview = this.onUpdatePrintPreview_.bind(this);51    global.onDidGetAccessToken = this.onDidGetAccessToken_.bind(this);52    global.autoCancelForTesting = this.autoCancelForTesting_.bind(this);53    global.onPrivetPrinterChanged = this.onPrivetPrinterChanged_.bind(this);54    global.onPrivetCapabilitiesSet =55        this.onPrivetCapabilitiesSet_.bind(this);56    global.onPrivetPrintFailed = this.onPrivetPrintFailed_.bind(this);57    global.onExtensionPrintersAdded =58        this.onExtensionPrintersAdded_.bind(this);59    global.onExtensionCapabilitiesSet =60        this.onExtensionCapabilitiesSet_.bind(this);61    global.onEnableManipulateSettingsForTest =62        this.onEnableManipulateSettingsForTest_.bind(this);63    global.printPresetOptionsFromDocument =64        this.onPrintPresetOptionsFromDocument_.bind(this);65    global.onProvisionalPrinterResolved =66        this.onProvisionalDestinationResolved_.bind(this);67    global.failedToResolveProvisionalPrinter =68        this.failedToResolveProvisionalDestination_.bind(this);69  };70  /**71   * Event types dispatched from the Chromium native layer.72   * @enum {string}73   * @const74   */75  NativeLayer.EventType = {76    ACCESS_TOKEN_READY: 'print_preview.NativeLayer.ACCESS_TOKEN_READY',77    CAPABILITIES_SET: 'print_preview.NativeLayer.CAPABILITIES_SET',78    CLOUD_PRINT_ENABLE: 'print_preview.NativeLayer.CLOUD_PRINT_ENABLE',79    DESTINATIONS_RELOAD: 'print_preview.NativeLayer.DESTINATIONS_RELOAD',80    DISABLE_SCALING: 'print_preview.NativeLayer.DISABLE_SCALING',81    FILE_SELECTION_CANCEL: 'print_preview.NativeLayer.FILE_SELECTION_CANCEL',82    FILE_SELECTION_COMPLETE:83        'print_preview.NativeLayer.FILE_SELECTION_COMPLETE',84    GET_CAPABILITIES_FAIL: 'print_preview.NativeLayer.GET_CAPABILITIES_FAIL',85    INITIAL_SETTINGS_SET: 'print_preview.NativeLayer.INITIAL_SETTINGS_SET',86    LOCAL_DESTINATIONS_SET: 'print_preview.NativeLayer.LOCAL_DESTINATIONS_SET',87    MANIPULATE_SETTINGS_FOR_TEST:88        'print_preview.NativeLayer.MANIPULATE_SETTINGS_FOR_TEST',89    PAGE_COUNT_READY: 'print_preview.NativeLayer.PAGE_COUNT_READY',90    PAGE_LAYOUT_READY: 'print_preview.NativeLayer.PAGE_LAYOUT_READY',91    PAGE_PREVIEW_READY: 'print_preview.NativeLayer.PAGE_PREVIEW_READY',92    PREVIEW_GENERATION_DONE:93        'print_preview.NativeLayer.PREVIEW_GENERATION_DONE',94    PREVIEW_GENERATION_FAIL:95        'print_preview.NativeLayer.PREVIEW_GENERATION_FAIL',96    PRINT_TO_CLOUD: 'print_preview.NativeLayer.PRINT_TO_CLOUD',97    SETTINGS_INVALID: 'print_preview.NativeLayer.SETTINGS_INVALID',98    PRIVET_PRINTER_CHANGED: 'print_preview.NativeLayer.PRIVET_PRINTER_CHANGED',99    PRIVET_CAPABILITIES_SET:100        'print_preview.NativeLayer.PRIVET_CAPABILITIES_SET',101    PRIVET_PRINT_FAILED: 'print_preview.NativeLayer.PRIVET_PRINT_FAILED',102    EXTENSION_PRINTERS_ADDED:103        'print_preview.NativeLayer.EXTENSION_PRINTERS_ADDED',104    EXTENSION_CAPABILITIES_SET:105        'print_preview.NativeLayer.EXTENSION_CAPABILITIES_SET',106    PRINT_PRESET_OPTIONS: 'print_preview.NativeLayer.PRINT_PRESET_OPTIONS',107    PROVISIONAL_DESTINATION_RESOLVED:108        'print_preview.NativeLayer.PROVISIONAL_DESTINATION_RESOLVED'109  };110  /**111   * Constant values matching printing::DuplexMode enum.112   * @enum {number}113   */114  NativeLayer.DuplexMode = {115    SIMPLEX: 0,116    LONG_EDGE: 1,117    UNKNOWN_DUPLEX_MODE: -1118  };119  /**120   * Enumeration of color modes used by Chromium.121   * @enum {number}122   * @private123   */124  NativeLayer.ColorMode_ = {125    GRAY: 1,126    COLOR: 2127  };128  /**129   * Version of the serialized state of the print preview.130   * @type {number}131   * @const132   * @private133   */134  NativeLayer.SERIALIZED_STATE_VERSION_ = 1;135  NativeLayer.prototype = {136    __proto__: cr.EventTarget.prototype,137    /**138     * Requests access token for cloud print requests.139     * @param {string} authType type of access token.140     */141    startGetAccessToken: function(authType) {142      chrome.send('getAccessToken', [authType]);143    },144    /** Gets the initial settings to initialize the print preview with. */145    startGetInitialSettings: function() {146      chrome.send('getInitialSettings');147    },148    /**149     * Requests the system's local print destinations. A LOCAL_DESTINATIONS_SET150     * event will be dispatched in response.151     */152    startGetLocalDestinations: function() {153      chrome.send('getPrinters');154    },155    /**156     * Requests the network's privet print destinations. A number of157     * PRIVET_PRINTER_CHANGED events will be fired in response, followed by a158     * PRIVET_SEARCH_ENDED.159     */160    startGetPrivetDestinations: function() {161      chrome.send('getPrivetPrinters');162    },163    /**164     * Requests that the privet print stack stop searching for privet print165     * destinations.166     */167    stopGetPrivetDestinations: function() {168      chrome.send('stopGetPrivetPrinters');169    },170    /**171     * Requests the privet destination's printing capabilities. A172     * PRIVET_CAPABILITIES_SET event will be dispatched in response.173     * @param {string} destinationId ID of the destination.174     */175    startGetPrivetDestinationCapabilities: function(destinationId) {176      chrome.send('getPrivetPrinterCapabilities', [destinationId]);177    },178    /**179     * Requests that extension system dispatches an event requesting the list of180     * extension managed printers.181     */182    startGetExtensionDestinations: function() {183      chrome.send('getExtensionPrinters');184    },185    /**186     * Requests an extension destination's printing capabilities. A187     * EXTENSION_CAPABILITIES_SET event will be dispatched in response.188     * @param {string} destinationId The ID of the destination whose189     *     capabilities are requested.190     */191    startGetExtensionDestinationCapabilities: function(destinationId) {192      chrome.send('getExtensionPrinterCapabilities', [destinationId]);193    },194    /**195     * Requests the destination's printing capabilities. A CAPABILITIES_SET196     * event will be dispatched in response.197     * @param {string} destinationId ID of the destination.198     */199    startGetLocalDestinationCapabilities: function(destinationId) {200      chrome.send('getPrinterCapabilities', [destinationId]);201    },202    /**203     * Requests Chrome to resolve provisional extension destination by granting204     * the provider extension access to the printer. Chrome will respond with205     * the resolved destination properties by calling206     * {@code onProvisionalPrinterResolved}, or in case of an error207     * {@code failedToResolveProvisionalPrinter}208     * @param {string} provisionalDestinationId209     */210    grantExtensionPrinterAccess: function(provisionalDestinationId) {211      chrome.send('grantExtensionPrinterAccess', [provisionalDestinationId]);212    },213    /**214     * @param {!print_preview.Destination} destination Destination to print to.215     * @param {!print_preview.ticket_items.Color} color Color ticket item.216     * @return {number} Native layer color model.217     * @private218     */219    getNativeColorModel_: function(destination, color) {220      // For non-local printers native color model is ignored anyway.221      var option = destination.isLocal ? color.getSelectedOption() : null;222      var nativeColorModel = parseInt(option ? option.vendor_id : null, 10);223      if (isNaN(nativeColorModel)) {224        return color.getValue() ?225            NativeLayer.ColorMode_.COLOR : NativeLayer.ColorMode_.GRAY;226      }227      return nativeColorModel;228    },229    /**230     * Requests that a preview be generated. The following events may be231     * dispatched in response:232     *   - PAGE_COUNT_READY233     *   - PAGE_LAYOUT_READY234     *   - PAGE_PREVIEW_READY235     *   - PREVIEW_GENERATION_DONE236     *   - PREVIEW_GENERATION_FAIL237     * @param {print_preview.Destination} destination Destination to print to.238     * @param {!print_preview.PrintTicketStore} printTicketStore Used to get the239     *     state of the print ticket.240     * @param {!print_preview.DocumentInfo} documentInfo Document data model.241     * @param {number} requestId ID of the preview request.242     */243    startGetPreview: function(244        destination, printTicketStore, documentInfo, requestId) {245      assert(printTicketStore.isTicketValidForPreview(),246             'Trying to generate preview when ticket is not valid');247      var ticket = {248        'pageRange': printTicketStore.pageRange.getDocumentPageRanges(),249        'mediaSize': printTicketStore.mediaSize.getValue(),250        'landscape': printTicketStore.landscape.getValue(),251        'color': this.getNativeColorModel_(destination, printTicketStore.color),252        'headerFooterEnabled': printTicketStore.headerFooter.getValue(),253        'marginsType': printTicketStore.marginsType.getValue(),254        'isFirstRequest': requestId == 0,255        'requestID': requestId,256        'previewModifiable': documentInfo.isModifiable,257        'printToPDF':258            destination != null &&259            destination.id ==260                print_preview.Destination.GooglePromotedId.SAVE_AS_PDF,261        'printWithCloudPrint': destination != null && !destination.isLocal,262        'printWithPrivet': destination != null && destination.isPrivet,263        'printWithExtension': destination != null && destination.isExtension,264        'deviceName': destination == null ? 'foo' : destination.id,265        'generateDraftData': documentInfo.isModifiable,266        'fitToPageEnabled': printTicketStore.fitToPage.getValue(),267        // NOTE: Even though the following fields don't directly relate to the268        // preview, they still need to be included.269        'duplex': printTicketStore.duplex.getValue() ?270            NativeLayer.DuplexMode.LONG_EDGE : NativeLayer.DuplexMode.SIMPLEX,271        'copies': 1,272        'collate': true,273        'shouldPrintBackgrounds': printTicketStore.cssBackground.getValue(),274        'shouldPrintSelectionOnly': printTicketStore.selectionOnly.getValue()275      };276      // Set 'cloudPrintID' only if the destination is not local.277      if (destination && !destination.isLocal) {278        ticket['cloudPrintID'] = destination.id;279      }280      if (printTicketStore.marginsType.isCapabilityAvailable() &&281          printTicketStore.marginsType.getValue() ==282              print_preview.ticket_items.MarginsType.Value.CUSTOM) {283        var customMargins = printTicketStore.customMargins.getValue();284        var orientationEnum =285            print_preview.ticket_items.CustomMargins.Orientation;286        ticket['marginsCustom'] = {287          'marginTop': customMargins.get(orientationEnum.TOP),288          'marginRight': customMargins.get(orientationEnum.RIGHT),289          'marginBottom': customMargins.get(orientationEnum.BOTTOM),290          'marginLeft': customMargins.get(orientationEnum.LEFT)291        };292      }293      chrome.send(294          'getPreview',295          [JSON.stringify(ticket),296           requestId > 0 ? documentInfo.pageCount : -1,297           documentInfo.isModifiable]);298    },299    /**300     * Requests that the document be printed.301     * @param {!print_preview.Destination} destination Destination to print to.302     * @param {!print_preview.PrintTicketStore} printTicketStore Used to get the303     *     state of the print ticket.304     * @param {cloudprint.CloudPrintInterface} cloudPrintInterface Interface305     *     to Google Cloud Print.306     * @param {!print_preview.DocumentInfo} documentInfo Document data model.307     * @param {boolean=} opt_isOpenPdfInPreview Whether to open the PDF in the308     *     system's preview application.309     * @param {boolean=} opt_showSystemDialog Whether to open system dialog for310     *     advanced settings.311     */312    startPrint: function(destination, printTicketStore, cloudPrintInterface,313                         documentInfo, opt_isOpenPdfInPreview,314                         opt_showSystemDialog) {315      assert(printTicketStore.isTicketValid(),316             'Trying to print when ticket is not valid');317      assert(!opt_showSystemDialog || (cr.isWindows && destination.isLocal),318             'Implemented for Windows only');319      var ticket = {320        'pageRange': printTicketStore.pageRange.getDocumentPageRanges(),321        'mediaSize': printTicketStore.mediaSize.getValue(),322        'pageCount': printTicketStore.pageRange.getPageNumberSet().size,323        'landscape': printTicketStore.landscape.getValue(),324        'color': this.getNativeColorModel_(destination, printTicketStore.color),325        'headerFooterEnabled': printTicketStore.headerFooter.getValue(),326        'marginsType': printTicketStore.marginsType.getValue(),327        'generateDraftData': true, // TODO(rltoscano): What should this be?328        'duplex': printTicketStore.duplex.getValue() ?329            NativeLayer.DuplexMode.LONG_EDGE : NativeLayer.DuplexMode.SIMPLEX,330        'copies': printTicketStore.copies.getValueAsNumber(),331        'collate': printTicketStore.collate.getValue(),332        'shouldPrintBackgrounds': printTicketStore.cssBackground.getValue(),333        'shouldPrintSelectionOnly': printTicketStore.selectionOnly.getValue(),334        'previewModifiable': documentInfo.isModifiable,335        'printToPDF': destination.id ==336            print_preview.Destination.GooglePromotedId.SAVE_AS_PDF,337        'printWithCloudPrint': !destination.isLocal,338        'printWithPrivet': destination.isPrivet,339        'printWithExtension': destination.isExtension,340        'deviceName': destination.id,341        'isFirstRequest': false,342        'requestID': -1,343        'fitToPageEnabled': printTicketStore.fitToPage.getValue(),344        'pageWidth': documentInfo.pageSize.width,345        'pageHeight': documentInfo.pageSize.height,346        'showSystemDialog': opt_showSystemDialog347      };348      if (!destination.isLocal) {349        // We can't set cloudPrintID if the destination is "Print with Cloud350        // Print" because the native system will try to print to Google Cloud351        // Print with this ID instead of opening a Google Cloud Print dialog.352        ticket['cloudPrintID'] = destination.id;353      }354      if (printTicketStore.marginsType.isCapabilityAvailable() &&355          printTicketStore.marginsType.isValueEqual(356              print_preview.ticket_items.MarginsType.Value.CUSTOM)) {357        var customMargins = printTicketStore.customMargins.getValue();358        var orientationEnum =359            print_preview.ticket_items.CustomMargins.Orientation;360        ticket['marginsCustom'] = {361          'marginTop': customMargins.get(orientationEnum.TOP),362          'marginRight': customMargins.get(orientationEnum.RIGHT),363          'marginBottom': customMargins.get(orientationEnum.BOTTOM),364          'marginLeft': customMargins.get(orientationEnum.LEFT)365        };366      }367      if (destination.isPrivet || destination.isExtension) {368        ticket['ticket'] = printTicketStore.createPrintTicket(destination);369        ticket['capabilities'] = JSON.stringify(destination.capabilities);370      }371      if (opt_isOpenPdfInPreview) {372        ticket['OpenPDFInPreview'] = true;373      }374      chrome.send('print', [JSON.stringify(ticket)]);375    },376    /** Requests that the current pending print request be cancelled. */377    startCancelPendingPrint: function() {378      chrome.send('cancelPendingPrintRequest');379    },380    /** Shows the system's native printing dialog. */381    startShowSystemDialog: function() {382      assert(!cr.isWindows);383      chrome.send('showSystemDialog');384    },385    /** Closes the print preview dialog. */386    startCloseDialog: function() {387      chrome.send('closePrintPreviewDialog');388      chrome.send('dialogClose');389    },390    /** Hide the print preview dialog and allow the native layer to close it. */391    startHideDialog: function() {392      chrome.send('hidePreview');393    },394    /**395     * Opens the Google Cloud Print sign-in tab. The DESTINATIONS_RELOAD event396     *     will be dispatched in response.397     * @param {boolean} addAccount Whether to open an 'add a new account' or398     *     default sign in page.399     */400    startCloudPrintSignIn: function(addAccount) {401      chrome.send('signIn', [addAccount]);402    },403    /** Navigates the user to the system printer settings interface. */404    startManageLocalDestinations: function() {405      chrome.send('manageLocalPrinters');406    },407    /**408     * Navigates the user to the Google Cloud Print management page.409     * @param {?string} user Email address of the user to open the management410     *     page for (user must be currently logged in, indeed) or {@code null}411     *     to open this page for the primary user.412     */413    startManageCloudDestinations: function(user) {414      chrome.send('manageCloudPrinters', [user || '']);415    },416    /** Forces browser to open a new tab with the given URL address. */417    startForceOpenNewTab: function(url) {418      chrome.send('forceOpenNewTab', [url]);419    },420    /**421     * @param {!Object} initialSettings Object containing all initial settings.422     */423    onSetInitialSettings_: function(initialSettings) {424      var numberFormatSymbols =425          print_preview.MeasurementSystem.parseNumberFormat(426              initialSettings['numberFormat']);427      var unitType = print_preview.MeasurementSystem.UnitType.IMPERIAL;428      if (initialSettings['measurementSystem'] != null) {429        unitType = initialSettings['measurementSystem'];430      }431      var nativeInitialSettings = new print_preview.NativeInitialSettings(432          initialSettings['printAutomaticallyInKioskMode'] || false,433          initialSettings['appKioskMode'] || false,434          initialSettings['hidePrintWithSystemDialogLink'] || false,435          numberFormatSymbols[0] || ',',436          numberFormatSymbols[1] || '.',437          unitType,438          initialSettings['previewModifiable'] || false,439          initialSettings['initiatorTitle'] || '',440          initialSettings['documentHasSelection'] || false,441          initialSettings['shouldPrintSelectionOnly'] || false,442          initialSettings['printerName'] || null,443          initialSettings['appState'] || null);444      var initialSettingsSetEvent = new Event(445          NativeLayer.EventType.INITIAL_SETTINGS_SET);446      initialSettingsSetEvent.initialSettings = nativeInitialSettings;447      this.dispatchEvent(initialSettingsSetEvent);448    },449    /**450     * Turn on the integration of Cloud Print.451     * @param {{cloudPrintURL: string, appKioskMode: string}} settings452     *     cloudPrintUrl: The URL to use for cloud print servers.453     * @private454     */455    onSetUseCloudPrint_: function(settings) {456      var cloudPrintEnableEvent = new Event(457          NativeLayer.EventType.CLOUD_PRINT_ENABLE);458      cloudPrintEnableEvent.baseCloudPrintUrl = settings['cloudPrintUrl'] || '';459      cloudPrintEnableEvent.appKioskMode = settings['appKioskMode'] || false;460      this.dispatchEvent(cloudPrintEnableEvent);461    },462    /**463     * Updates the print preview with local printers.464     * Called from PrintPreviewHandler::SetupPrinterList().465     * @param {Array} printers Array of printer info objects.466     * @private467     */468    onSetPrinters_: function(printers) {469      var localDestsSetEvent = new Event(470          NativeLayer.EventType.LOCAL_DESTINATIONS_SET);471      localDestsSetEvent.destinationInfos = printers;472      this.dispatchEvent(localDestsSetEvent);473    },474    /**475     * Called when native layer gets settings information for a requested local476     * destination.477     * @param {Object} settingsInfo printer setting information.478     * @private479     */480    onUpdateWithPrinterCapabilities_: function(settingsInfo) {481      var capsSetEvent = new Event(NativeLayer.EventType.CAPABILITIES_SET);482      capsSetEvent.settingsInfo = settingsInfo;483      this.dispatchEvent(capsSetEvent);484    },485    /**486     * Called when native layer gets settings information for a requested local487     * destination.488     * @param {string} destinationId Printer affected by error.489     * @private490     */491    onFailedToGetPrinterCapabilities_: function(destinationId) {492      var getCapsFailEvent = new Event(493          NativeLayer.EventType.GET_CAPABILITIES_FAIL);494      getCapsFailEvent.destinationId = destinationId;495      getCapsFailEvent.destinationOrigin =496          print_preview.Destination.Origin.LOCAL;497      this.dispatchEvent(getCapsFailEvent);498    },499    /**500     * Called when native layer gets settings information for a requested privet501     * destination.502     * @param {string} destinationId Printer affected by error.503     * @private504     */505    onFailedToGetPrivetPrinterCapabilities_: function(destinationId) {506      var getCapsFailEvent = new Event(507          NativeLayer.EventType.GET_CAPABILITIES_FAIL);508      getCapsFailEvent.destinationId = destinationId;509      getCapsFailEvent.destinationOrigin =510          print_preview.Destination.Origin.PRIVET;511      this.dispatchEvent(getCapsFailEvent);512    },513    /**514     * Called when native layer fails to get settings information for a515     * requested extension destination.516     * @param {string} destinationId Printer affected by error.517     * @private518     */519    onFailedToGetExtensionPrinterCapabilities_: function(destinationId) {520      var getCapsFailEvent = new Event(521          NativeLayer.EventType.GET_CAPABILITIES_FAIL);522      getCapsFailEvent.destinationId = destinationId;523      getCapsFailEvent.destinationOrigin =524          print_preview.Destination.Origin.EXTENSION;525      this.dispatchEvent(getCapsFailEvent);526    },527    /** Reloads the printer list. */528    onReloadPrintersList_: function() {529      cr.dispatchSimpleEvent(this, NativeLayer.EventType.DESTINATIONS_RELOAD);530    },531    /**532     * Called from the C++ layer.533     * Take the PDF data handed to us and submit it to the cloud, closing the534     * print preview dialog once the upload is successful.535     * @param {string} data Data to send as the print job.536     * @private537     */538    onPrintToCloud_: function(data) {539      var printToCloudEvent = new Event(540          NativeLayer.EventType.PRINT_TO_CLOUD);541      printToCloudEvent.data = data;542      this.dispatchEvent(printToCloudEvent);543    },544    /**545     * Called from PrintPreviewUI::OnFileSelectionCancelled to notify the print546     * preview dialog regarding the file selection cancel event.547     * @private548     */549    onFileSelectionCancelled_: function() {550      cr.dispatchSimpleEvent(this, NativeLayer.EventType.FILE_SELECTION_CANCEL);551    },552    /**553     * Called from PrintPreviewUI::OnFileSelectionCompleted to notify the print554     * preview dialog regarding the file selection completed event.555     * @private556     */557    onFileSelectionCompleted_: function() {558      // If the file selection is completed and the dialog is not already closed559      // it means that a pending print to pdf request exists.560      cr.dispatchSimpleEvent(561          this, NativeLayer.EventType.FILE_SELECTION_COMPLETE);562    },563    /**564     * Display an error message when print preview fails.565     * Called from PrintPreviewMessageHandler::OnPrintPreviewFailed().566     * @private567     */568    onPrintPreviewFailed_: function() {569      cr.dispatchSimpleEvent(570          this, NativeLayer.EventType.PREVIEW_GENERATION_FAIL);571    },572    /**573     * Display an error message when encountered invalid printer settings.574     * Called from PrintPreviewMessageHandler::OnInvalidPrinterSettings().575     * @private576     */577    onInvalidPrinterSettings_: function() {578      cr.dispatchSimpleEvent(this, NativeLayer.EventType.SETTINGS_INVALID);579    },580    /**581     * @param {{contentWidth: number, contentHeight: number, marginLeft: number,582     *          marginRight: number, marginTop: number, marginBottom: number,583     *          printableAreaX: number, printableAreaY: number,584     *          printableAreaWidth: number, printableAreaHeight: number}}585     *          pageLayout Specifies default page layout details in points.586     * @param {boolean} hasCustomPageSizeStyle Indicates whether the previewed587     *     document has a custom page size style.588     * @private589     */590    onDidGetDefaultPageLayout_: function(pageLayout, hasCustomPageSizeStyle) {591      var pageLayoutChangeEvent = new Event(592          NativeLayer.EventType.PAGE_LAYOUT_READY);593      pageLayoutChangeEvent.pageLayout = pageLayout;594      pageLayoutChangeEvent.hasCustomPageSizeStyle = hasCustomPageSizeStyle;595      this.dispatchEvent(pageLayoutChangeEvent);596    },597    /**598     * Update the page count and check the page range.599     * Called from PrintPreviewUI::OnDidGetPreviewPageCount().600     * @param {number} pageCount The number of pages.601     * @param {number} previewResponseId The preview request id that resulted in602     *      this response.603     * @private604     */605    onDidGetPreviewPageCount_: function(pageCount, previewResponseId) {606      var pageCountChangeEvent = new Event(607          NativeLayer.EventType.PAGE_COUNT_READY);608      pageCountChangeEvent.pageCount = pageCount;609      pageCountChangeEvent.previewResponseId = previewResponseId;610      this.dispatchEvent(pageCountChangeEvent);611    },612    /**613     * Notification that a print preview page has been rendered.614     * Check if the settings have changed and request a regeneration if needed.615     * Called from PrintPreviewUI::OnDidPreviewPage().616     * @param {number} pageNumber The page number, 0-based.617     * @param {number} previewUid Preview unique identifier.618     * @param {number} previewResponseId The preview request id that resulted in619     *     this response.620     * @private621     */622    onDidPreviewPage_: function(pageNumber, previewUid, previewResponseId) {623      var pagePreviewGenEvent = new Event(624          NativeLayer.EventType.PAGE_PREVIEW_READY);625      pagePreviewGenEvent.pageIndex = pageNumber;626      pagePreviewGenEvent.previewUid = previewUid;627      pagePreviewGenEvent.previewResponseId = previewResponseId;628      this.dispatchEvent(pagePreviewGenEvent);629    },630    /**631     * Notification that access token is ready.632     * @param {string} authType Type of access token.633     * @param {string} accessToken Access token.634     * @private635     */636    onDidGetAccessToken_: function(authType, accessToken) {637      var getAccessTokenEvent = new Event(638          NativeLayer.EventType.ACCESS_TOKEN_READY);639      getAccessTokenEvent.authType = authType;640      getAccessTokenEvent.accessToken = accessToken;641      this.dispatchEvent(getAccessTokenEvent);642    },643    /**644     * Update the print preview when new preview data is available.645     * Create the PDF plugin as needed.646     * Called from PrintPreviewUI::PreviewDataIsAvailable().647     * @param {number} previewUid Preview unique identifier.648     * @param {number} previewResponseId The preview request id that resulted in649     *     this response.650     * @private651     */652    onUpdatePrintPreview_: function(previewUid, previewResponseId) {653      var previewGenDoneEvent = new Event(654          NativeLayer.EventType.PREVIEW_GENERATION_DONE);655      previewGenDoneEvent.previewUid = previewUid;656      previewGenDoneEvent.previewResponseId = previewResponseId;657      this.dispatchEvent(previewGenDoneEvent);658    },659    /**660     * Updates print preset options from source PDF document.661     * Called from PrintPreviewUI::OnSetOptionsFromDocument().662     * @param {{disableScaling: boolean, copies: number,663     *          duplex: number}} options Specifies664     *     printing options according to source document presets.665     * @private666     */667    onPrintPresetOptionsFromDocument_: function(options) {668      var printPresetOptionsEvent = new Event(669          NativeLayer.EventType.PRINT_PRESET_OPTIONS);670      printPresetOptionsEvent.optionsFromDocument = options;671      this.dispatchEvent(printPresetOptionsEvent);672    },673    /**674     * Simulates a user click on the print preview dialog cancel button. Used675     * only for testing.676     * @private677     */678    autoCancelForTesting_: function() {679      var properties = {view: window, bubbles: true, cancelable: true};680      var click = new MouseEvent('click', properties);681      document.querySelector('#print-header .cancel').dispatchEvent(click);682    },683    /**684     * @param {{serviceName: string, name: string}} printer Specifies685     *     information about the printer that was added.686     * @private687     */688    onPrivetPrinterChanged_: function(printer) {689      var privetPrinterChangedEvent =690            new Event(NativeLayer.EventType.PRIVET_PRINTER_CHANGED);691      privetPrinterChangedEvent.printer = printer;692      this.dispatchEvent(privetPrinterChangedEvent);693    },694    /**695     * @param {Object} printer Specifies information about the printer that was696     *    added.697     * @private698     */699    onPrivetCapabilitiesSet_: function(printer, capabilities) {700      var privetCapabilitiesSetEvent =701            new Event(NativeLayer.EventType.PRIVET_CAPABILITIES_SET);702      privetCapabilitiesSetEvent.printer = printer;703      privetCapabilitiesSetEvent.capabilities = capabilities;704      this.dispatchEvent(privetCapabilitiesSetEvent);705    },706    /**707     * @param {string} http_error The HTTP response code or -1 if not an HTTP708     *    error.709     * @private710     */711    onPrivetPrintFailed_: function(http_error) {712      var privetPrintFailedEvent =713            new Event(NativeLayer.EventType.PRIVET_PRINT_FAILED);714      privetPrintFailedEvent.httpError = http_error;715      this.dispatchEvent(privetPrintFailedEvent);716    },717    /**718     * @param {Array<!{extensionId: string,719     *                 extensionName: string,720     *                 id: string,721     *                 name: string,722     *                 description: (string|undefined),723     *                 provisional: (boolean|undefined)}>} printers The list724     *     containing information about printers added by an extension.725     * @param {boolean} done Whether this is the final list of extension726     *     managed printers.727     */728    onExtensionPrintersAdded_: function(printers, done) {729      var event = new Event(NativeLayer.EventType.EXTENSION_PRINTERS_ADDED);730      event.printers = printers;731      event.done = done;732      this.dispatchEvent(event);733    },734    /**735     * Called when an extension responds to a request for an extension printer736     * capabilities.737     * @param {string} printerId The printer's ID.738     * @param {!Object} capabilities The reported printer capabilities.739     */740    onExtensionCapabilitiesSet_: function(printerId,741                                          capabilities) {742      var event = new Event(NativeLayer.EventType.EXTENSION_CAPABILITIES_SET);743      event.printerId = printerId;744      event.capabilities = capabilities;745      this.dispatchEvent(event);746    },747    /**748     * Called when Chrome reports that attempt to resolve a provisional749     * destination failed.750     * @param {string} destinationId The provisional destination ID.751     * @private752     */753    failedToResolveProvisionalDestination_: function(destinationId) {754      var evt = new Event(755          NativeLayer.EventType.PROVISIONAL_DESTINATION_RESOLVED);756      evt.provisionalId = destinationId;757      evt.destination = null;758      this.dispatchEvent(evt);759    },760    /**761     * Called when Chrome reports that a provisional destination has been762     * successfully resolved.763     * Currently used only for extension provided destinations.764     * @param {string} provisionalDestinationId The provisional destination id.765     * @param {!{extensionId: string,766     *           extensionName: string,767     *           id: string,768     *           name: string,769     *           description: (string|undefined)}} destinationInfo The resolved770     *     destination info.771     * @private772     */773    onProvisionalDestinationResolved_: function(provisionalDestinationId,774                                                destinationInfo) {775      var evt = new Event(776          NativeLayer.EventType.PROVISIONAL_DESTINATION_RESOLVED);777      evt.provisionalId = provisionalDestinationId;778      evt.destination = destinationInfo;779      this.dispatchEvent(evt);780    },781   /**782     * Allows for onManipulateSettings to be called783     * from the native layer.784     * @private785     */786    onEnableManipulateSettingsForTest_: function() {787      global.onManipulateSettingsForTest =788          this.onManipulateSettingsForTest_.bind(this);789    },790    /**791     * Dispatches an event to print_preview.js to change792     * a particular setting for print preview.793     * @param {!print_preview.PreviewSettings} settings Object containing the794     *     value to be changed and that value should be set to.795     * @private796     */797    onManipulateSettingsForTest_: function(settings) {798      var manipulateSettingsEvent =799          new Event(NativeLayer.EventType.MANIPULATE_SETTINGS_FOR_TEST);800      manipulateSettingsEvent.settings = settings;801      this.dispatchEvent(manipulateSettingsEvent);802    },803    /**804     * Sends a message to the test, letting it know that an805     * option has been set to a particular value and that the change has806     * finished modifying the preview area.807     */808    previewReadyForTest: function() {809      if (global.onManipulateSettingsForTest)810        chrome.send('UILoadedForTest');811    },812    /**813     * Notifies the test that the option it tried to change814     * had not been changed successfully.815     */816    previewFailedForTest: function() {817      if (global.onManipulateSettingsForTest)818        chrome.send('UIFailedLoadingForTest');819    }820  };821  /**822   * Initial settings retrieved from the native layer.823   * @param {boolean} isInKioskAutoPrintMode Whether the print preview should be824   *     in auto-print mode.825   * @param {boolean} isInAppKioskMode Whether the print preview is in App Kiosk826   *     mode.827   * @param {string} thousandsDelimeter Character delimeter of thousands digits.828   * @param {string} decimalDelimeter Character delimeter of the decimal point.829   * @param {!print_preview.MeasurementSystem.UnitType} unitType Unit type of830   *     local machine's measurement system.831   * @param {boolean} isDocumentModifiable Whether the document to print is832   *     modifiable.833   * @param {string} documentTitle Title of the document.834   * @param {boolean} documentHasSelection Whether the document has selected835   *     content.836   * @param {boolean} selectionOnly Whether only selected content should be837   *     printed.838   * @param {?string} systemDefaultDestinationId ID of the system default839   *     destination.840   * @param {?string} serializedAppStateStr Serialized app state.841   * @constructor842   */843  function NativeInitialSettings(844      isInKioskAutoPrintMode,845      isInAppKioskMode,846      hidePrintWithSystemDialogLink,847      thousandsDelimeter,848      decimalDelimeter,849      unitType,850      isDocumentModifiable,851      documentTitle,852      documentHasSelection,853      selectionOnly,854      systemDefaultDestinationId,855      serializedAppStateStr) {856    /**857     * Whether the print preview should be in auto-print mode.858     * @type {boolean}859     * @private860     */861    this.isInKioskAutoPrintMode_ = isInKioskAutoPrintMode;862    /**863     * Whether the print preview should switch to App Kiosk mode.864     * @type {boolean}865     * @private866     */867    this.isInAppKioskMode_ = isInAppKioskMode;868    /**869     * Whether we should hide the link which shows the system print dialog.870     * @type {boolean}871     * @private872     */873    this.hidePrintWithSystemDialogLink_ = hidePrintWithSystemDialogLink;874    /**875     * Character delimeter of thousands digits.876     * @type {string}877     * @private878     */879    this.thousandsDelimeter_ = thousandsDelimeter;880    /**881     * Character delimeter of the decimal point.882     * @type {string}883     * @private884     */885    this.decimalDelimeter_ = decimalDelimeter;886    /**887     * Unit type of local machine's measurement system.888     * @type {string}889     * @private890     */891    this.unitType_ = unitType;892    /**893     * Whether the document to print is modifiable.894     * @type {boolean}895     * @private896     */897    this.isDocumentModifiable_ = isDocumentModifiable;898    /**899     * Title of the document.900     * @type {string}901     * @private902     */903    this.documentTitle_ = documentTitle;904    /**905     * Whether the document has selection.906     * @type {string}907     * @private908     */909    this.documentHasSelection_ = documentHasSelection;910    /**911     * Whether selection only should be printed.912     * @type {string}913     * @private914     */915    this.selectionOnly_ = selectionOnly;916    /**917     * ID of the system default destination.918     * @type {?string}919     * @private920     */921    this.systemDefaultDestinationId_ = systemDefaultDestinationId;922    /**923     * Serialized app state.924     * @type {?string}925     * @private926     */927    this.serializedAppStateStr_ = serializedAppStateStr;928  };929  NativeInitialSettings.prototype = {930    /**931     * @return {boolean} Whether the print preview should be in auto-print mode.932     */933    get isInKioskAutoPrintMode() {934      return this.isInKioskAutoPrintMode_;935    },936    /**937     * @return {boolean} Whether the print preview should switch to App Kiosk938     *     mode.939     */940    get isInAppKioskMode() {941      return this.isInAppKioskMode_;942    },943    /**944     * @return {boolean} Whether we should hide the link which shows the945           system print dialog.946     */947    get hidePrintWithSystemDialogLink() {948      return this.hidePrintWithSystemDialogLink_;949    },950    /** @return {string} Character delimeter of thousands digits. */951    get thousandsDelimeter() {952      return this.thousandsDelimeter_;953    },954    /** @return {string} Character delimeter of the decimal point. */955    get decimalDelimeter() {956      return this.decimalDelimeter_;957    },958    /**959     * @return {!print_preview.MeasurementSystem.UnitType} Unit type of local960     *     machine's measurement system.961     */962    get unitType() {963      return this.unitType_;964    },965    /** @return {boolean} Whether the document to print is modifiable. */966    get isDocumentModifiable() {967      return this.isDocumentModifiable_;968    },969    /** @return {string} Document title. */970    get documentTitle() {971      return this.documentTitle_;972    },973    /** @return {boolean} Whether the document has selection. */974    get documentHasSelection() {975      return this.documentHasSelection_;976    },977    /** @return {boolean} Whether selection only should be printed. */978    get selectionOnly() {979      return this.selectionOnly_;980    },981    /** @return {?string} ID of the system default destination. */982    get systemDefaultDestinationId() {983      return this.systemDefaultDestinationId_;984    },985    /** @return {?string} Serialized app state. */986    get serializedAppStateStr() {987      return this.serializedAppStateStr_;988    }989  };990  // Export991  return {992    NativeInitialSettings: NativeInitialSettings,993    NativeLayer: NativeLayer994  };...

print_ticket_store.js

Source:print_ticket_store.js

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 be3// found in the LICENSE file.4cr.define('print_preview', function() {5  'use strict';6  // TODO(rltoscano): Maybe clear print ticket when destination changes. Or7  // better yet, carry over any print ticket state that is possible. I.e. if8  // destination changes, the new destination might not support duplex anymore,9  // so we should clear the ticket's isDuplexEnabled state.10  /**11   * Storage of the print ticket and document statistics. Dispatches events when12   * the contents of the print ticket or document statistics change. Also13   * handles validation of the print ticket against destination capabilities and14   * against the document.15   * @param {!print_preview.DestinationStore} destinationStore Used to16   *     understand which printer is selected.17   * @param {!print_preview.AppState} appState Print preview application state.18   * @param {!print_preview.DocumentInfo} documentInfo Document data model.19   * @constructor20   * @extends {cr.EventTarget}21   */22  function PrintTicketStore(destinationStore, appState, documentInfo) {23    cr.EventTarget.call(this);24    /**25     * Destination store used to understand which printer is selected.26     * @type {!print_preview.DestinationStore}27     * @private28     */29    this.destinationStore_ = destinationStore;30    /**31     * App state used to persist and load ticket values.32     * @type {!print_preview.AppState}33     * @private34     */35    this.appState_ = appState;36    /**37     * Information about the document to print.38     * @type {!print_preview.DocumentInfo}39     * @private40     */41    this.documentInfo_ = documentInfo;42    /**43     * Printing capabilities of Chromium and the currently selected destination.44     * @type {!print_preview.CapabilitiesHolder}45     * @private46     */47    this.capabilitiesHolder_ = new print_preview.CapabilitiesHolder();48    /**49     * Current measurement system. Used to work with margin measurements.50     * @type {!print_preview.MeasurementSystem}51     * @private52     */53    this.measurementSystem_ = new print_preview.MeasurementSystem(54        ',', '.', print_preview.MeasurementSystem.UnitType.IMPERIAL);55    /**56     * Collate ticket item.57     * @type {!print_preview.ticket_items.Collate}58     * @private59     */60    this.collate_ = new print_preview.ticket_items.Collate(61        this.appState_, this.destinationStore_);62    /**63     * Color ticket item.64     * @type {!print_preview.ticket_items.Color}65     * @private66     */67    this.color_ = new print_preview.ticket_items.Color(68        this.appState_, this.destinationStore_);69    /**70     * Copies ticket item.71     * @type {!print_preview.ticket_items.Copies}72     * @private73     */74    this.copies_ =75        new print_preview.ticket_items.Copies(this.destinationStore_);76    /**77     * DPI ticket item.78     * @type {!print_preview.ticket_items.Dpi}79     * @private80     */81    this.dpi_ = new print_preview.ticket_items.Dpi(82        this.appState_, this.destinationStore_);83    /**84     * Duplex ticket item.85     * @type {!print_preview.ticket_items.Duplex}86     * @private87     */88    this.duplex_ = new print_preview.ticket_items.Duplex(89        this.appState_, this.destinationStore_);90    /**91     * Page range ticket item.92     * @type {!print_preview.ticket_items.PageRange}93     * @private94     */95    this.pageRange_ =96        new print_preview.ticket_items.PageRange(this.documentInfo_);97    /**98     * Custom margins ticket item.99     * @type {!print_preview.ticket_items.CustomMargins}100     * @private101     */102    this.customMargins_ = new print_preview.ticket_items.CustomMargins(103        this.appState_, this.documentInfo_);104    /**105     * Margins type ticket item.106     * @type {!print_preview.ticket_items.MarginsType}107     * @private108     */109    this.marginsType_ = new print_preview.ticket_items.MarginsType(110        this.appState_, this.documentInfo_, this.customMargins_);111    /**112     * Media size ticket item.113     * @type {!print_preview.ticket_items.MediaSize}114     * @private115     */116    this.mediaSize_ = new print_preview.ticket_items.MediaSize(117        this.appState_,118        this.destinationStore_,119        this.documentInfo_,120        this.marginsType_,121        this.customMargins_);122    /**123     * Landscape ticket item.124     * @type {!print_preview.ticket_items.Landscape}125     * @private126     */127    this.landscape_ = new print_preview.ticket_items.Landscape(128        this.appState_,129        this.destinationStore_,130        this.documentInfo_,131        this.marginsType_,132        this.customMargins_);133    /**134     * Header-footer ticket item.135     * @type {!print_preview.ticket_items.HeaderFooter}136     * @private137     */138    this.headerFooter_ = new print_preview.ticket_items.HeaderFooter(139        this.appState_,140        this.documentInfo_,141        this.marginsType_,142        this.customMargins_);143    /**144     * Fit-to-page ticket item.145     * @type {!print_preview.ticket_items.FitToPage}146     * @private147     */148    this.fitToPage_ = new print_preview.ticket_items.FitToPage(149        this.documentInfo_, this.destinationStore_);150    /**151     * Print CSS backgrounds ticket item.152     * @type {!print_preview.ticket_items.CssBackground}153     * @private154     */155    this.cssBackground_ = new print_preview.ticket_items.CssBackground(156        this.appState_, this.documentInfo_);157    /**158     * Print selection only ticket item.159     * @type {!print_preview.ticket_items.SelectionOnly}160     * @private161     */162    this.selectionOnly_ =163        new print_preview.ticket_items.SelectionOnly(this.documentInfo_);164    /**165     * Vendor ticket items.166     * @type {!print_preview.ticket_items.VendorItems}167     * @private168     */169    this.vendorItems_ = new print_preview.ticket_items.VendorItems(170        this.appState_, this.destinationStore_);171    /**172     * Keeps track of event listeners for the print ticket store.173     * @type {!EventTracker}174     * @private175     */176    this.tracker_ = new EventTracker();177    /**178     * Whether the print preview has been initialized.179     * @type {boolean}180     * @private181     */182    this.isInitialized_ = false;183    this.addEventListeners_();184  };185  /**186   * Event types dispatched by the print ticket store.187   * @enum {string}188   */189  PrintTicketStore.EventType = {190    CAPABILITIES_CHANGE: 'print_preview.PrintTicketStore.CAPABILITIES_CHANGE',191    DOCUMENT_CHANGE: 'print_preview.PrintTicketStore.DOCUMENT_CHANGE',192    INITIALIZE: 'print_preview.PrintTicketStore.INITIALIZE',193    TICKET_CHANGE: 'print_preview.PrintTicketStore.TICKET_CHANGE'194  };195  PrintTicketStore.prototype = {196    __proto__: cr.EventTarget.prototype,197    /**198     * Whether the print preview has been initialized.199     * @type {boolean}200     */201    get isInitialized() {202      return this.isInitialized_;203    },204    get collate() {205      return this.collate_;206    },207    get color() {208      return this.color_;209    },210    get copies() {211      return this.copies_;212    },213    get cssBackground() {214      return this.cssBackground_;215    },216    get customMargins() {217      return this.customMargins_;218    },219    get dpi() {220      return this.dpi_;221    },222    get duplex() {223      return this.duplex_;224    },225    get fitToPage() {226      return this.fitToPage_;227    },228    get headerFooter() {229      return this.headerFooter_;230    },231    get mediaSize() {232      return this.mediaSize_;233    },234    get landscape() {235      return this.landscape_;236    },237    get marginsType() {238      return this.marginsType_;239    },240    get pageRange() {241      return this.pageRange_;242    },243    get selectionOnly() {244      return this.selectionOnly_;245    },246    get vendorItems() {247      return this.vendorItems_;248    },249    /**250     * @return {!print_preview.MeasurementSystem} Measurement system of the251     *     local system.252     */253    get measurementSystem() {254      return this.measurementSystem_;255    },256    /**257     * Initializes the print ticket store. Dispatches an INITIALIZE event.258     * @param {string} thousandsDelimeter Delimeter of the thousands place.259     * @param {string} decimalDelimeter Delimeter of the decimal point.260     * @param {!print_preview.MeasurementSystem.UnitType} unitType Type of unit261     *     of the local measurement system.262     * @param {boolean} selectionOnly Whether only selected content should be263     *     printed.264     */265    init: function(266        thousandsDelimeter, decimalDelimeter, unitType, selectionOnly) {267      this.measurementSystem_.setSystem(thousandsDelimeter, decimalDelimeter,268                                        unitType);269      this.selectionOnly_.updateValue(selectionOnly);270      // Initialize ticket with user's previous values.271      if (this.appState_.hasField(272          print_preview.AppState.Field.IS_COLOR_ENABLED)) {273        this.color_.updateValue(274            /** @type {!Object} */(this.appState_.getField(275            print_preview.AppState.Field.IS_COLOR_ENABLED)));276      }277      if (this.appState_.hasField(print_preview.AppState.Field.DPI)) {278        this.dpi_.updateValue(279            /** @type {!Object} */(this.appState_.getField(280            print_preview.AppState.Field.DPI)));281      }282      if (this.appState_.hasField(283          print_preview.AppState.Field.IS_DUPLEX_ENABLED)) {284        this.duplex_.updateValue(285            /** @type {!Object} */(this.appState_.getField(286            print_preview.AppState.Field.IS_DUPLEX_ENABLED)));287      }288      if (this.appState_.hasField(print_preview.AppState.Field.MEDIA_SIZE)) {289        this.mediaSize_.updateValue(290            /** @type {!Object} */(this.appState_.getField(291            print_preview.AppState.Field.MEDIA_SIZE)));292      }293      if (this.appState_.hasField(294          print_preview.AppState.Field.IS_LANDSCAPE_ENABLED)) {295        this.landscape_.updateValue(296            /** @type {!Object} */(this.appState_.getField(297            print_preview.AppState.Field.IS_LANDSCAPE_ENABLED)));298      }299      // Initialize margins after landscape because landscape may reset margins.300      if (this.appState_.hasField(print_preview.AppState.Field.MARGINS_TYPE)) {301        this.marginsType_.updateValue(302            /** @type {!Object} */(this.appState_.getField(303            print_preview.AppState.Field.MARGINS_TYPE)));304      }305      if (this.appState_.hasField(306          print_preview.AppState.Field.CUSTOM_MARGINS)) {307        this.customMargins_.updateValue(308            /** @type {!Object} */(this.appState_.getField(309            print_preview.AppState.Field.CUSTOM_MARGINS)));310      }311      if (this.appState_.hasField(312          print_preview.AppState.Field.IS_HEADER_FOOTER_ENABLED)) {313        this.headerFooter_.updateValue(314            /** @type {!Object} */(this.appState_.getField(315            print_preview.AppState.Field.IS_HEADER_FOOTER_ENABLED)));316      }317      if (this.appState_.hasField(318          print_preview.AppState.Field.IS_COLLATE_ENABLED)) {319        this.collate_.updateValue(320            /** @type {!Object} */(this.appState_.getField(321            print_preview.AppState.Field.IS_COLLATE_ENABLED)));322      }323      if (this.appState_.hasField(324          print_preview.AppState.Field.IS_CSS_BACKGROUND_ENABLED)) {325        this.cssBackground_.updateValue(326            /** @type {!Object} */(this.appState_.getField(327            print_preview.AppState.Field.IS_CSS_BACKGROUND_ENABLED)));328      }329      if (this.appState_.hasField(330          print_preview.AppState.Field.VENDOR_OPTIONS)) {331        this.vendorItems_.updateValue(332            /** @type {!Object<string>} */(this.appState_.getField(333            print_preview.AppState.Field.VENDOR_OPTIONS)));334    }335    },336    /**337     * @return {boolean} {@code true} if the stored print ticket is valid,338     *     {@code false} otherwise.339     */340    isTicketValid: function() {341      return this.isTicketValidForPreview() &&342          (!this.copies_.isCapabilityAvailable() || this.copies_.isValid()) &&343          (!this.pageRange_.isCapabilityAvailable() ||344              this.pageRange_.isValid());345    },346    /** @return {boolean} Whether the ticket is valid for preview generation. */347    isTicketValidForPreview: function() {348      return (!this.marginsType_.isCapabilityAvailable() ||349              !this.marginsType_.isValueEqual(350                  print_preview.ticket_items.MarginsType.Value.CUSTOM) ||351              this.customMargins_.isValid());352    },353    /**354     * Creates an object that represents a Google Cloud Print print ticket.355     * @param {!print_preview.Destination} destination Destination to print to.356     * @return {!Object} Google Cloud Print print ticket.357     */358    createPrintTicket: function(destination) {359      assert(!destination.isLocal ||360             destination.isPrivet || destination.isExtension,361             'Trying to create a Google Cloud Print print ticket for a local ' +362                 ' non-privet and non-extension destination');363      assert(destination.capabilities,364             'Trying to create a Google Cloud Print print ticket for a ' +365                 'destination with no print capabilities');366      var cjt = {367        version: '1.0',368        print: {}369      };370      if (this.collate.isCapabilityAvailable() && this.collate.isUserEdited()) {371        cjt.print.collate = {collate: this.collate.getValue()};372      }373      if (this.color.isCapabilityAvailable() && this.color.isUserEdited()) {374        var selectedOption = this.color.getSelectedOption();375        if (!selectedOption) {376          console.error('Could not find correct color option');377        } else {378          cjt.print.color = {type: selectedOption.type};379          if (selectedOption.hasOwnProperty('vendor_id')) {380            cjt.print.color.vendor_id = selectedOption.vendor_id;381          }382        }383      }384      if (this.copies.isCapabilityAvailable() && this.copies.isUserEdited()) {385        cjt.print.copies = {copies: this.copies.getValueAsNumber()};386      }387      if (this.duplex.isCapabilityAvailable() && this.duplex.isUserEdited()) {388        cjt.print.duplex =389            {type: this.duplex.getValue() ? 'LONG_EDGE' : 'NO_DUPLEX'};390      }391      if (this.mediaSize.isCapabilityAvailable()) {392        var value = this.mediaSize.getValue();393        cjt.print.media_size = {394          width_microns: value.width_microns,395          height_microns: value.height_microns,396          is_continuous_feed: value.is_continuous_feed,397          vendor_id: value.vendor_id398        };399      }400      if (!this.landscape.isCapabilityAvailable()) {401        // In this case "orientation" option is hidden from user, so user can't402        // adjust it for page content, see Landscape.isCapabilityAvailable().403        // We can improve results if we set AUTO here.404        if (this.landscape.hasOption('AUTO'))405          cjt.print.page_orientation = { type: 'AUTO' };406      } else if (this.landscape.isUserEdited()) {407        cjt.print.page_orientation =408            {type: this.landscape.getValue() ? 'LANDSCAPE' : 'PORTRAIT'};409      }410      if (this.dpi.isCapabilityAvailable()) {411        var value = this.dpi.getValue();412        cjt.print.dpi = {413          horizontal_dpi: value.horizontal_dpi,414          vertical_dpi: value.vertical_dpi,415          vendor_id: value.vendor_id416        };417      }418      if (this.vendorItems.isCapabilityAvailable() &&419          this.vendorItems.isUserEdited()) {420        var items = this.vendorItems.ticketItems;421        cjt.print.vendor_ticket_item = [];422        for (var itemId in items) {423          if (items.hasOwnProperty(itemId)) {424            cjt.print.vendor_ticket_item.push(425                {id: itemId, value: items[itemId]});426          }427        }428      }429      return JSON.stringify(cjt);430    },431    /**432     * Adds event listeners for the print ticket store.433     * @private434     */435    addEventListeners_: function() {436      this.tracker_.add(437          this.destinationStore_,438          print_preview.DestinationStore.EventType.DESTINATION_SELECT,439          this.onDestinationSelect_.bind(this));440      this.tracker_.add(441          this.destinationStore_,442          print_preview.DestinationStore.EventType.443              SELECTED_DESTINATION_CAPABILITIES_READY,444          this.onSelectedDestinationCapabilitiesReady_.bind(this));445      this.tracker_.add(446          this.destinationStore_,447          print_preview.DestinationStore.EventType.448              CACHED_SELECTED_DESTINATION_INFO_READY,449          this.onSelectedDestinationCapabilitiesReady_.bind(this));450      // TODO(rltoscano): Print ticket store shouldn't be re-dispatching these451      // events, the consumers of the print ticket store events should listen452      // for the events from document info instead. Will move this when453      // consumers are all migrated.454      this.tracker_.add(455          this.documentInfo_,456          print_preview.DocumentInfo.EventType.CHANGE,457          this.onDocumentInfoChange_.bind(this));458    },459    /**460     * Called when the destination selected.461     * @private462     */463    onDestinationSelect_: function() {464      // Reset user selection for certain ticket items.465      if (this.capabilitiesHolder_.get() != null) {466        this.customMargins_.updateValue(null);467        if (this.marginsType_.getValue() ==468            print_preview.ticket_items.MarginsType.Value.CUSTOM) {469          this.marginsType_.updateValue(470              print_preview.ticket_items.MarginsType.Value.DEFAULT);471        }472        this.vendorItems_.updateValue({});473      }474    },475    /**476     * Called when the capabilities of the selected destination are ready.477     * @private478     */479    onSelectedDestinationCapabilitiesReady_: function() {480      var caps = assert(481          this.destinationStore_.selectedDestination.capabilities);482      var isFirstUpdate = this.capabilitiesHolder_.get() == null;483      this.capabilitiesHolder_.set(caps);484      if (isFirstUpdate) {485        this.isInitialized_ = true;486        cr.dispatchSimpleEvent(this, PrintTicketStore.EventType.INITIALIZE);487      } else {488        cr.dispatchSimpleEvent(489            this, PrintTicketStore.EventType.CAPABILITIES_CHANGE);490      }491    },492    /**493     * Called when document data model has changed. Dispatches a print ticket494     * store event.495     * @private496     */497    onDocumentInfoChange_: function() {498      cr.dispatchSimpleEvent(this, PrintTicketStore.EventType.DOCUMENT_CHANGE);499    },500  };501  // Export502  return {503    PrintTicketStore: PrintTicketStore504  };...

print_header.js

Source:print_header.js

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 be3// found in the LICENSE file.4cr.define('print_preview', function() {5  'use strict';6  /**7   * Creates a PrintHeader object. This object encapsulates all the elements8   * and logic related to the top part of the left pane in print_preview.html.9   * @param {!print_preview.PrintTicketStore} printTicketStore Used to read10   *     information about the document.11   * @param {!print_preview.DestinationStore} destinationStore Used to get the12   *     selected destination.13   * @constructor14   * @extends {print_preview.Component}15   */16  function PrintHeader(printTicketStore, destinationStore) {17    print_preview.Component.call(this);18    /**19     * Used to read information about the document.20     * @type {!print_preview.PrintTicketStore}21     * @private22     */23    this.printTicketStore_ = printTicketStore;24    /**25     * Used to get the selected destination.26     * @type {!print_preview.DestinationStore}27     * @private28     */29    this.destinationStore_ = destinationStore;30    /**31     * Whether the component is enabled.32     * @type {boolean}33     * @private34     */35    this.isEnabled_ = true;36    /**37     * Whether the print button is enabled.38     * @type {boolean}39     * @private40     */41    this.isPrintButtonEnabled_ = true;42  };43  /**44   * Event types dispatched by the print header.45   * @enum {string}46   */47  PrintHeader.EventType = {48    PRINT_BUTTON_CLICK: 'print_preview.PrintHeader.PRINT_BUTTON_CLICK',49    CANCEL_BUTTON_CLICK: 'print_preview.PrintHeader.CANCEL_BUTTON_CLICK'50  };51  PrintHeader.prototype = {52    __proto__: print_preview.Component.prototype,53    set isEnabled(isEnabled) {54      this.isEnabled_ = isEnabled;55      this.updatePrintButtonEnabledState_();56      this.isCancelButtonEnabled = isEnabled;57    },58    get isPrintButtonEnabled() {59      return !this.getChildElement('button.print').disabled;60    },61    set isPrintButtonEnabled(isEnabled) {62      this.isPrintButtonEnabled_ = isEnabled;63      this.updatePrintButtonEnabledState_();64    },65    set isCancelButtonEnabled(isEnabled) {66      this.getChildElement('button.cancel').disabled = !isEnabled;67    },68    /** @param {string} message Error message to display in the print header. */69    setErrorMessage: function(message) {70      var summaryEl = this.getChildElement('.summary');71      summaryEl.innerHTML = '';72      summaryEl.textContent = message;73      this.getChildElement('button.print').classList.toggle('loading', false);74      this.getChildElement('button.cancel').classList.toggle('loading', false);75    },76    /** @override */77    decorateInternal: function() {78      cr.ui.reverseButtonStrips(this.getElement());79    },80    /** @override */81    enterDocument: function() {82      print_preview.Component.prototype.enterDocument.call(this);83      // User events84      this.tracker.add(85          this.getChildElement('button.cancel'),86          'click',87          this.onCancelButtonClick_.bind(this));88      this.tracker.add(89          this.getChildElement('button.print'),90          'click',91          this.onPrintButtonClick_.bind(this));92      // Data events.93      this.tracker.add(94          this.printTicketStore_,95          print_preview.PrintTicketStore.EventType.INITIALIZE,96          this.onTicketChange_.bind(this));97      this.tracker.add(98          this.printTicketStore_,99          print_preview.PrintTicketStore.EventType.DOCUMENT_CHANGE,100          this.onTicketChange_.bind(this));101      this.tracker.add(102          this.printTicketStore_,103          print_preview.PrintTicketStore.EventType.TICKET_CHANGE,104          this.onTicketChange_.bind(this));105      this.tracker.add(106          this.destinationStore_,107          print_preview.DestinationStore.EventType.DESTINATION_SELECT,108          this.onDestinationSelect_.bind(this));109      this.tracker.add(110          this.printTicketStore_.copies,111          print_preview.ticket_items.TicketItem.EventType.CHANGE,112          this.onTicketChange_.bind(this));113      this.tracker.add(114          this.printTicketStore_.duplex,115          print_preview.ticket_items.TicketItem.EventType.CHANGE,116          this.onTicketChange_.bind(this));117      this.tracker.add(118          this.printTicketStore_.pageRange,119          print_preview.ticket_items.TicketItem.EventType.CHANGE,120          this.onTicketChange_.bind(this));121    },122    /**123     * Updates Print Button state.124     * @private125     */126    updatePrintButtonEnabledState_: function() {127      this.getChildElement('button.print').disabled =128          this.destinationStore_.selectedDestination == null ||129          !this.isEnabled_ ||130          !this.isPrintButtonEnabled_ ||131          !this.printTicketStore_.isTicketValid();132    },133    /**134     * Updates the summary element based on the currently selected user options.135     * @private136     */137    updateSummary_: function() {138      if (!this.printTicketStore_.isTicketValid()) {139        this.getChildElement('.summary').innerHTML = '';140        return;141      }142      var summaryLabel =143          loadTimeData.getString('printPreviewSheetsLabelSingular');144      var pagesLabel = loadTimeData.getString('printPreviewPageLabelPlural');145      var saveToPdf = this.destinationStore_.selectedDestination &&146          this.destinationStore_.selectedDestination.id ==147              print_preview.Destination.GooglePromotedId.SAVE_AS_PDF;148      if (saveToPdf) {149        summaryLabel = loadTimeData.getString('printPreviewPageLabelSingular');150      }151      var numPages = this.printTicketStore_.pageRange.getPageNumberSet().size;152      var numSheets = numPages;153      if (!saveToPdf && this.printTicketStore_.duplex.getValue()) {154        numSheets = Math.ceil(numPages / 2);155      }156      var copies = this.printTicketStore_.copies.getValueAsNumber();157      numSheets *= copies;158      numPages *= copies;159      if (numSheets > 1) {160        summaryLabel = saveToPdf ? pagesLabel :161            loadTimeData.getString('printPreviewSheetsLabelPlural');162      }163      var html;164      var label;165      if (numPages != numSheets) {166        html = loadTimeData.getStringF('printPreviewSummaryFormatLong',167                                       '<b>' + numSheets + '</b>',168                                       '<b>' + summaryLabel + '</b>',169                                       numPages,170                                       pagesLabel);171        label = loadTimeData.getStringF('printPreviewSummaryFormatLong',172                                        numSheets, summaryLabel,173                                        numPages, pagesLabel);174      } else {175        html = loadTimeData.getStringF('printPreviewSummaryFormatShort',176                                       '<b>' + numSheets + '</b>',177                                       '<b>' + summaryLabel + '</b>');178        label = loadTimeData.getStringF('printPreviewSummaryFormatShort',179                                        numSheets, summaryLabel);180      }181      // Removing extra spaces from within the string.182      html = html.replace(/\s{2,}/g, ' ');183      var summary = this.getChildElement('.summary');184      summary.innerHTML = html;185      summary.setAttribute('aria-label', label);186    },187    /**188     * Called when the print button is clicked. Dispatches a PRINT_DOCUMENT189     * common event.190     * @private191     */192    onPrintButtonClick_: function() {193      if (this.destinationStore_.selectedDestination.id !=194          print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) {195        this.getChildElement('button.print').classList.add('loading');196        this.getChildElement('button.cancel').classList.add('loading');197        this.getChildElement('.summary').innerHTML =198            loadTimeData.getString('printing');199      }200      cr.dispatchSimpleEvent(this, PrintHeader.EventType.PRINT_BUTTON_CLICK);201    },202    /**203     * Called when the cancel button is clicked. Dispatches a204     * CLOSE_PRINT_PREVIEW event.205     * @private206     */207    onCancelButtonClick_: function() {208      cr.dispatchSimpleEvent(this, PrintHeader.EventType.CANCEL_BUTTON_CLICK);209    },210    /**211     * Called when a new destination is selected. Updates the text on the print212     * button.213     * @private214     */215    onDestinationSelect_: function() {216      var isSaveLabel = this.destinationStore_.selectedDestination &&217          (this.destinationStore_.selectedDestination.id ==218               print_preview.Destination.GooglePromotedId.SAVE_AS_PDF ||219           this.destinationStore_.selectedDestination.id ==220               print_preview.Destination.GooglePromotedId.DOCS);221      this.getChildElement('button.print').textContent =222          loadTimeData.getString(isSaveLabel ? 'saveButton' : 'printButton');223      if (this.destinationStore_.selectedDestination) {224        this.getChildElement('button.print').focus();225      }226    },227    /**228     * Called when the print ticket has changed. Disables the print button if229     * any of the settings are invalid.230     * @private231     */232    onTicketChange_: function() {233      this.updatePrintButtonEnabledState_();234      this.updateSummary_();235      if (document.activeElement == null ||236          document.activeElement == document.body) {237        this.getChildElement('button.print').focus();238      }239    }240  };241  // Export242  return {243    PrintHeader: PrintHeader244  };...

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