Refactor print preview web ui

chrome/browser/resources/print_preview/fit_to_page_settings.js

Index: chrome/browser/resources/print_preview/fit_to_page_settings.js
diff --git a/chrome/browser/resources/print_preview/fit_to_page_settings.js b/chrome/browser/resources/print_preview/fit_to_page_settings.js
deleted file mode 100644
index 6747127fd6fe2fd9ac94f6e10389f8404d9efae0..0000000000000000000000000000000000000000
--- a/chrome/browser/resources/print_preview/fit_to_page_settings.js
+++ /dev/null
@@ -1,114 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-cr.define('print_preview', function() {
-  'use strict';
-
-  /**
-   * Creates a |FitToPageSettings| object. This object encapsulates all
-   * settings and logic related to the fit to page checkbox.
-   * @constructor
-   */
-  function FitToPageSettings() {
-    // @type {HTMLDivElement} This represents fit to page div element.
-    this.fitToPageOption_ = $('fit-to-page-option');
-
-    // @type {HTMLInputElement} This represents fit to page input element.
-    this.fitToPageCheckbox_ = $('fit-to-page');
-
-    // @type {boolean} True if fit to page option applies for the selected
-    //      user options. Fit to Page options applies only if we are previewing
-    //      a PDF and the current destination printer is actually a physcial
-    //      printer.
-    this.fitToPageApplies_ = true;
-
-    this.addEventListeners_();
-  }
-
-  cr.addSingletonGetter(FitToPageSettings);
-
-  FitToPageSettings.prototype = {
-    /**
-     * Returns true if we need to fit the page contents to printable area.
-     * @return {boolean} true if Fit to page is checked.
-     */
-    hasFitToPage: function() {
-      return previewModifiable || this.fitToPageCheckbox_.checked;
-    },
-
-    /**
-     * Updates |this.fitToPageApplies_| depending on the selected printer and
-     * preview data source type.
-     * @param {!string} printerName Selected printer name.
-     * @private
-     */
-    resetState_: function(printerName) {
-      if (!previewModifiable)
-        isPrintReadyMetafileReady = false;
-      var printToPDF = printerName == PRINT_TO_PDF;
-      this.fitToPageApplies_ = !previewModifiable && !printToPDF;
-    },
-
-    /**
-     * Print scaling is disabled for preview source plugin. Uncheck the fit to
-     * page option.
-     */
-    onPrintScalingDisabled: function() {
-      this.fitToPageCheckbox_.checked = false;
-    },
-
-    /**
-     * Adding listeners to fit to page control.
-     * @private
-     */
-    addEventListeners_: function() {
-      this.fitToPageCheckbox_.onclick =
-          this.onFitToPageCheckboxClicked_.bind(this);
-      document.addEventListener(customEvents.PDF_LOADED,
-                                this.onPDFLoaded_.bind(this));
-      document.addEventListener(customEvents.PRINTER_SELECTION_CHANGED,
-                                this.onPrinterSelectionChanged_.bind(this));
-    },
-
-    /**
-     * Listener executing when a |customEvents.PRINTER_SELECTION_CHANGED| event
-     * occurs.
-     * @param {cr.Event} event The event that triggered this listener.
-     * @private
-     */
-    onPrinterSelectionChanged_: function(event) {
-      this.resetState_(event.selectedPrinter);
-      this.updateVisibility_();
-    },
-
-    /**
-     * Listener executing when the user selects or de-selects the fit to page
-     * option.
-     * @private
-     */
-    onFitToPageCheckboxClicked_: function() {
-      requestPrintPreview();
-    },
-
-    /**
-     * Listener executing when a |customEvents.PDF_LOADED| event occurs.
-     * @private
-     */
-    onPDFLoaded_: function() {
-      this.updateVisibility_();
-    },
-
-    /**
-     * Hides or shows |this.fitToPageOption_|.
-     * @private
-     */
-    updateVisibility_: function() {
-      this.fitToPageOption_.style.display =
-          this.fitToPageApplies_ ? 'block' : 'none';
-    }
-  };
-
-  return {
-    FitToPageSettings: FitToPageSettings
-  };
-});