| // Copyright (c) 2012 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. |
| |
| #ifndef UI_WM_PUBLIC_DISPATCHER_CLIENT_H_ |
| #define UI_WM_PUBLIC_DISPATCHER_CLIENT_H_ |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/message_loop/message_pump_dispatcher.h" |
| #include "ui/aura/aura_export.h" |
| |
| namespace aura { |
| class Window; |
| namespace client { |
| |
| class DispatcherClient; |
| |
| // A base::RunLoop like object for running a nested message-loop with a |
| // specified DispatcherClient and a MessagePumpDispatcher. |
| class AURA_EXPORT DispatcherRunLoop { |
| public: |
| DispatcherRunLoop(DispatcherClient* client, |
| base::MessagePumpDispatcher* dispatcher); |
| ~DispatcherRunLoop(); |
| |
| void Run(); |
| base::Closure QuitClosure(); |
| void Quit(); |
| |
| private: |
| base::Closure run_closure_; |
| base::Closure quit_closure_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DispatcherRunLoop); |
| }; |
| |
| // An interface implemented by an object which handles nested dispatchers. |
| class AURA_EXPORT DispatcherClient { |
| public: |
| virtual ~DispatcherClient() {} |
| |
| protected: |
| friend class DispatcherRunLoop; |
| |
| virtual void PrepareNestedLoopClosures( |
| base::MessagePumpDispatcher* dispatcher, |
| base::Closure* run_closure, |
| base::Closure* quit_closure) = 0; |
| }; |
| |
| AURA_EXPORT void SetDispatcherClient(Window* root_window, |
| DispatcherClient* client); |
| AURA_EXPORT DispatcherClient* GetDispatcherClient(Window* root_window); |
| |
| } // namespace client |
| } // namespace aura |
| |
| #endif // UI_WM_PUBLIC_DISPATCHER_CLIENT_H_ |