Display material design policies grouped by tags.

chrome/browser/resources/md_policy/policy_ui.js

+// Copyright 2015 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.
+
+/**
+ * Define a global entry point that will be set when the page is initialized.
+ * @return {?PolicyUi}
+ */
+cr.define('policy', function() {
+  return {Page: null};
+});
+
+/**
+ * @fileoverview
+ * 'policy-ui' is the main MD element, combining the UI and models.
+ *
+ * Example:
+ *   <policy-ui></policy-ui>
+ *
+ * @group Chrome Policy Elements
+ * @element policy-ui
+ */
+PolicyUi = Polymer({
+  is: 'policy-ui',
+
+  properties: {
+    /**
+     * Object containing title and text of the introduction card.
+     * @type {!{title: string, text: string}}
+     */
+    introduction: {
+      type: Object,
+      // TODO(fhorschig): i18n! Replace sample text with reviewed message.
+      value: {
+        title: 'Managed account policies',
+        text: 'Your device and your user account are managed which means ' +
+              'that some of your settings are fixed by your administrator.\n' +
+              'The cards below explain how the administrator\'s choices may ' +
+              'impact your privacy or security.'
+      },
+      readOnly: true,
+    },
+
+    /**
+     * Array containing all known tags.
+     * @type {!Array<Object<string>>}
+     * @private
+     */
+    tags_: {
+      type: Array,
+      value: function() { return []; }

[Dan Beam, 2015/10/14 21:44:00]

does this need an initial value?

[fhorschig, 2015/10/15 17:38:29]

No. Deleted.

+    }
+  },
+
+  /** @override */
+  ready: function() {
+    // Set this element as receiver of calls to the Page.
+    policy.Page = this;
+
+    // Notify the browser that the page has loaded, causing it to send the
+    // list of all known policies, the current policy values and the cloud
+    // policy status.
+    chrome.send('initialized');
+  },
+
+  /**
+   * Receives a list of known tags and creates an empty policy list for each.
+   * @param {!Array<string>} tags List of tags.
+   */
+  setPolicyGroups: function(tags) {
+    this.set('tags_', tags.map(function(tag) {

[Dan Beam, 2015/10/14 21:44:00]

can we get away without this .map()?

[fhorschig, 2015/10/15 17:38:29]

Yes, we can. Done.

+      return {name: tag};
+    }));
+  },
+
+  /**
+   * Creates UI elements for tagged policies within the passed |names| object.
+   * @param {!{chromePolicyNames: !Object<!Array<string>>}} namesWithTags
+   */
+  setPolicyNames: function(namesWithTags) {
+    for (var name in namesWithTags.chromePolicyNames) {
+      namesWithTags.chromePolicyNames[name].forEach((function(tag) {
+        this.$.groups.querySelector('[risk-tag="' + tag + '"]').addPolicy(name);
+      }).bind(this));
+    }
+  },
+
+  /**
+   * Receives a list of current values that it hands down to children.
+   * @param {!{chromePolicies: !Object<string>}} values Current policies.
+   */
+  setPolicyValues: function(values) {
+    // TODO(fhorschig): Update or notify tag groups.
+  },
+
+  /**
+   * Receives an object with meta data about the currently set policies.
+   * @param {!Object} status Dictionary containing meta data about set policies.
+   */
+  setStatus: function(status) {
+    // TODO(fhorschig): Update |this.$.introduction| with status information.
+    // text according to policy status.
+  }
+});