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gaia/apps/system/js/geolocation_icon.js

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+/* global BaseIcon */
+'use strict';
+
+(function(exports) {
+  var GeolocationIcon = function(manager) {
+    BaseIcon.call(this, manager);
+  };
+  GeolocationIcon.prototype = Object.create(BaseIcon.prototype);
+  GeolocationIcon.prototype.name = 'GeolocationIcon';
+  GeolocationIcon.prototype.kActiveIndicatorTimeout = 5000;
+  GeolocationIcon.prototype.update = function() {
+    clearTimeout(this.geolocationTimer);
+
+    var icon = this.element;
+    if (!icon || !this.enabled()) {
+      return;
+    }
+    icon.dataset.active = !!this.manager.active;
+
+    if (this.manager.active) {
+      // Geolocation is currently active, show the active icon.
+      this.show();
+      return;
+    }
+
+    // Geolocation is currently inactive.
+    // Show the inactive icon and hide it after kActiveIndicatorTimeout
+    this.geolocationTimer = setTimeout(function hideGeolocationIcon() {
+      this.hide();
+    }.bind(this), this.kActiveIndicatorTimeout);
+
+    // The icon active state may have changed (visually indicated by its
+    // opacity) in the maximised status bar, so we still need this call to
+    // refresh the minimised status bar so that it looks like the maximised.
+    this.publish('changed');
+  };
+
+  GeolocationIcon.prototype.view = function view() {
+    return `<div id="statusbar-geolocation"
+              class="sb-icon sb-icon-geolocation"
+              hidden role="listitem"
+              data-l10n-id="statusbarGeolocation">
+            </div>`;
+  };
+
+  exports.GeolocationIcon = GeolocationIcon;
+}(window));
+