src/chrome/browser/resources/print_preview/settings/advanced_options_settings.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 cr.define('print_preview', function() {
   6   'use strict';
   7
   8   /**
   9    * Print options section to control printer advanced options.
  10    * @param {!print_preview.ticket_item.VendorItems} ticketItem Ticket item to
  11    *     check settings availability.
  12    * @param {!print_preview.DestinationStore} destinationStore Used to determine
  13    *     the selected destination.
  14    * @constructor
  15    * @extends {print_preview.SettingsSection}
  16    */
  17   function AdvancedOptionsSettings(ticketItem, destinationStore) {
  18     print_preview.SettingsSection.call(this);
  19
  20     /**
  21      * Ticket item to check settings availability.
  22      * @private {!print_preview.ticket_items.VendorItems}
  23      */
  24     this.ticketItem_ = ticketItem;
  25
  26     /**
  27      * Used to determine the selected destination.
  28      * @private {!print_preview.DestinationStore}
  29      */
  30     this.destinationStore_ = destinationStore;
  31   };
  32
  33   /**
  34    * Event types dispatched by the component.
  35    * @enum {string}
  36    */
  37   AdvancedOptionsSettings.EventType = {
  38     BUTTON_ACTIVATED: 'print_preview.AdvancedOptionsSettings.BUTTON_ACTIVATED'
  39   };
  40
  41   AdvancedOptionsSettings.prototype = {
  42     __proto__: print_preview.SettingsSection.prototype,
  43
  44     /** @override */
  45     isAvailable: function() {
  46       return this.ticketItem_.isCapabilityAvailable();
  47     },
  48
  49     /** @override */
  50     hasCollapsibleContent: function() {
  51       return this.isAvailable();
  52     },
  53
  54     /** @param {boolean} isEnabled Whether the component is enabled. */
  55     set isEnabled(isEnabled) {
  56       this.getButton_().disabled = !isEnabled;
  57     },
  58
  59     /** @override */
  60     enterDocument: function() {
  61       print_preview.SettingsSection.prototype.enterDocument.call(this);
  62
  63       this.tracker.add(
  64           this.getButton_(), 'click', function() {
  65             cr.dispatchSimpleEvent(
  66                 this, AdvancedOptionsSettings.EventType.BUTTON_ACTIVATED);
  67           }.bind(this));
  68       this.tracker.add(
  69           this.destinationStore_,
  70           print_preview.DestinationStore.EventType.DESTINATION_SELECT,
  71           this.onDestinationChanged_.bind(this));
  72       this.tracker.add(
  73           this.destinationStore_,
  74           print_preview.DestinationStore.EventType.
  75               SELECTED_DESTINATION_CAPABILITIES_READY,
  76           this.onDestinationChanged_.bind(this));
  77     },
  78
  79     /**
  80      * @return {HTMLElement}
  81      * @private
  82      */
  83     getButton_: function() {
  84       return this.getChildElement('.advanced-options-settings-button');
  85     },
  86
  87     /**
  88      * Called when the destination selection has changed. Updates UI elements.
  89      * @private
  90      */
  91     onDestinationChanged_: function() {
  92       this.updateUiStateInternal();
  93     }
  94   };
  95
  96   // Export
  97   return {
  98     AdvancedOptionsSettings: AdvancedOptionsSettings
  99   };
 100 });