Update To 11.40.268.0
[platform/framework/web/crosswalk.git] / src / remoting / protocol / clipboard_thread_proxy.h
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // ClipboardThreadProxy is used to allow a Clipboard on the UI thread to invoke
6 // a ClipboardStub on the network thread.
7
8 #ifndef REMOTING_PROTOCOL_CLIPBOARD_THREAD_PROXY_H_
9 #define REMOTING_PROTOCOL_CLIPBOARD_THREAD_PROXY_H_
10
11 #include "base/memory/weak_ptr.h"
12 #include "base/task_runner.h"
13 #include "remoting/protocol/clipboard_stub.h"
14
15 namespace base {
16 class MessageLoopProxy;
17 }  // namespace base
18
19 namespace remoting {
20 namespace protocol {
21
22 class ClipboardThreadProxy : public ClipboardStub {
23  public:
24   ~ClipboardThreadProxy() override;
25
26   // Constructs a proxy for |clipboard_stub| which will trampoline invocations
27   // to |clipboard_stub_task_runner|.
28   ClipboardThreadProxy(
29       const base::WeakPtr<ClipboardStub>& clipboard_stub,
30       scoped_refptr<base::TaskRunner> clipboard_stub_task_runner);
31
32   // ClipboardStub implementation.
33   void InjectClipboardEvent(const ClipboardEvent& event) override;
34
35  private:
36   // Injects a clipboard event into a stub, if the given weak pointer to the
37   // stub is valid.
38   static void InjectClipboardEventStatic(
39       const base::WeakPtr<ClipboardStub>& clipboard_stub,
40       const ClipboardEvent& event);
41
42   base::WeakPtr<ClipboardStub> clipboard_stub_;
43   scoped_refptr<base::TaskRunner> clipboard_stub_task_runner_;
44
45   DISALLOW_COPY_AND_ASSIGN(ClipboardThreadProxy);
46 };
47
48 }  // namespace protocol
49 }  // namespace remoting
50
51 #endif  // REMOTING_PROTOCOL_CLIPBOARD_THREAD_PROXY_H_