Shutdown cleanup

mojo/examples/keyboard/keyboard.cc

 // Copyright 2014 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.
 
 #include "base/basictypes.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "mojo/examples/keyboard/keyboard.mojom.h"
 #include "mojo/examples/keyboard/keyboard_delegate.h"
 #include "mojo/examples/keyboard/keyboard_view.h"
@@ skipping 75 matching lines @@
   }
 
   // view_manager::ViewManagerDelegate:
   virtual void OnRootAdded(view_manager::ViewManager* view_manager,
                            view_manager::Node* root) OVERRIDE {
     // TODO: deal with OnRootAdded() being invoked multiple times.
     view_manager_ = view_manager;
     root->SetActiveView(view_manager::View::Create(view_manager));
     CreateWidget(root);
   }
+  virtual void OnViewManagerDisconnected(
+      view_manager::ViewManager* view_manager) OVERRIDE {
+    DCHECK_EQ(view_manager_, view_manager);
+    view_manager_ = NULL;
+    base::MessageLoop::current()->Quit();
+  }
 
   // KeyboardDelegate:
   virtual void OnKeyPressed(int key_code, int event_flags) OVERRIDE {
     if (!target_)
       return;
     keyboard_service_->client()->OnKeyboardEvent(target_, key_code,
                                                  event_flags);
   }
 
   scoped_ptr<ViewsInit> views_init_;
@@ skipping 18 matching lines @@
 }
 
 }  // namespace examples
 
 // static
 ApplicationDelegate* ApplicationDelegate::Create() {
   return new examples::Keyboard;
 }
 
 }  // namespace mojo