TouchView Mojom

ash/public/interfaces/touch_view.mojom

+// 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.
+
+module ash.mojom;
+
+// Used to listen for when TouchView is toggled.
+interface TouchViewObserver {
+  // This is fired after the touch view mode has been toggled.
+  OnTouchViewToggled(bool enabled);
+};
+
+// Accepts observers which are notified of the current state of TouchView, and
+// of all future state changes.
+interface TouchViewManager {
+  // Calling this method triggers an initial notification of the touch view
+  // state. Observers are automatically removed as their connections are closed.
+  AddObserver(TouchViewObserver client);

[dcheng, 2016/12/02 02:59:50]

Nit: shouldn't the parameter be called observer =)

[jonross, 2016/12/02 14:45:59]

Done.

+};