MD Settings: Add Google Play Store (Arc++) section

chrome/browser/resources/settings/android_apps_page/android_apps_page.js

+// Copyright 2016 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.
+
+/**
+ * @fileoverview
+ * 'androuid-apps-page' is the settings page for enabling android apps.

[michaelpg, 2016/12/01 20:15:34]

android

[stevenjb, 2016/12/02 00:39:19]

Done.

+ */
+
+Polymer({
+  is: 'settings-android-apps-page',
+
+  behaviors: [I18nBehavior, PrefsBehavior],
+
+  properties: {
+    /** Preferences state. */
+    prefs: Object,
+
+    /** @private {!AndroidAppsInfo|undefined} */
+    androidAppsInfo_: Object,
+  },
+
+  /** @private {?settings.AndroidAppsBrowserProxy} */
+  browserProxy_: null,
+
+  /** @override */
+  created: function() {
+    this.browserProxy_ = settings.AndroidAppsBrowserProxyImpl.getInstance();
+  },
+
+  /** @override */
+  ready: function() {
+    cr.addWebUIListener(
+        'android-apps-info-update', this.androidAppsInfoUpdate_.bind(this));
+    this.browserProxy_.getAndroidAppsInfo().then(function(info) {
+      this.androidAppsInfoUpdate_(info);
+    }.bind(this));
+  },
+
+  /**
+   * @param {AndroidAppsInfo} info
+   * @private
+   */
+  androidAppsInfoUpdate_: function(info) {
+    this.androidAppsInfo_ = info;
+  },
+
+  /** @private */
+  onManageAndroidAppsTap_: function() {
+    this.browserProxy_.showAndroidAppsSettings();
+  },
+
+  getDialogBody_: function() {

[michaelpg, 2016/12/01 20:15:34]

/** @return {string} */

and @private

[stevenjb, 2016/12/02 00:39:19]

Done.

+    return this.i18nAdvanced(
+        'androidAppsDisableDialogMessage', {substitutions: [], tags: ['br']});
+  },
+
+  /**
+   * Handles the change event for the arc.enabled checkbox. Shows a
+   * confirmation dialog when disabling the preference.
+   * @param {Event} event
+   * @private
+   */
+  onArcEnabledChange_: function(event) {
+    if (event.target.checked) {
+      /** @type {!SettingsCheckboxElement} */ (event.target).sendPrefChange();
+      return;
+    }
+    this.$.confirmDisableDialog.showModal();
+  },
+
+  /**
+   * Handles the shared proxy confirmation dialog 'Confirm' button.
+   * @private
+   */
+  onConfirmDisableDialogConfirm_: function() {
+    /** @type {!SettingsCheckboxElement} */ (this.$.enabledCheckbox)
+        .sendPrefChange();
+    this.$.confirmDisableDialog.close();
+  },
+
+  /**
+   * Handles the shared proxy confirmation dialog 'Cancel' button or a cancel
+   * event.
+   * @private
+   */
+  onConfirmDisableDialogCancel_: function() {
+    /** @type {!SettingsCheckboxElement} */ (this.$.enabledCheckbox)
+        .resetToPrefValue();
+    this.$.confirmDisableDialog.close();
+  },
+
+  /**
+   * @param {Event} event
+   * @private
+   */
+  doNothing_: function(event) {

[michaelpg, 2016/12/01 20:15:34]

unused?

[stevenjb, 2016/12/02 00:39:19]

Done.

+    event.stopPropagation();
+  },
+});