chrome/browser/resources/print_preview/data/ticket_items/css_background.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 be
   3 // found in the LICENSE file.
   4
   5 cr.define('print_preview.ticket_items', function() {
   6   'use strict';
   7
   8   /**
   9    * Ticket item whose value is a {@code boolean} that represents whether to
  10    * print CSS backgrounds.
  11    * @param {!print_preview.AppState} appState App state to persist CSS
  12    *     background value.
  13    * @param {!print_preview.DocumentInfo} documentInfo Information about the
  14    *     document to print.
  15    * @constructor
  16    * @extends {print_preview.ticket_items.TicketItem}
  17    */
  18   function CssBackground(appState, documentInfo) {
  19     print_preview.ticket_items.TicketItem.call(
  20         this,
  21         appState,
  22         print_preview.AppState.Field.IS_CSS_BACKGROUND_ENABLED,
  23         null /*destinationStore*/,
  24         documentInfo);
  25   };
  26
  27   CssBackground.prototype = {
  28     __proto__: print_preview.ticket_items.TicketItem.prototype,
  29
  30     /** @override */
  31     wouldValueBeValid: function(value) {
  32       return true;
  33     },
  34
  35     /** @override */
  36     isCapabilityAvailable: function() {
  37       return this.getDocumentInfoInternal().isModifiable;
  38     },
  39
  40     /** @override */
  41     getDefaultValueInternal: function() {
  42       return false;
  43     },
  44
  45     /** @override */
  46     getCapabilityNotAvailableValueInternal: function() {
  47       return false;
  48     }
  49   };
  50
  51   // Export
  52   return {
  53     CssBackground: CssBackground
  54   };
  55 });