Index: remoting/base/task_thread_proxy.h |
diff --git a/remoting/base/task_thread_proxy.h b/remoting/base/task_thread_proxy.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..67ccc2db2368597d311ef2ec2012c6617f537022 |
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+++ b/remoting/base/task_thread_proxy.h |
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+// Copyright (c) 2011 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 REMOTING_BASE_TASK_THREAD_PROXY_H_ |
+#define REMOTING_BASE_TASK_THREAD_PROXY_H_ |
+ |
+#include "base/message_loop.h" |
+ |
+namespace remoting { |
+ |
+// This is a refcounted class that is used to switch to the appropriate thread |
+// before running a task on a target object. It should be used whenever you |
+// need to post to an object, but: |
+// (1) You don't know when the object might be deleted, and |
+// (2) You cannot subclass the target from RefCountedThreadSafe. |
+// |
+// Example usage: |
+// Instead of: |
+// MyClass* obj; |
+// obj->Method(param); |
+// Use: |
+// proxy->Call(base::Bind(&MyClass::Method, |
+// base::Unretained(obj), |
+// param); |
+class TaskThreadProxy : public base::RefCountedThreadSafe<TaskThreadProxy> { |
+ public: |
+ TaskThreadProxy(MessageLoop* loop); |
+ |
+ // Detach should be called when the target of the posted task is being |
+ // destroyed. |
+ void Detach(); |
+ |
+ void Call(const base::Closure& closure); |
+ |
+ private: |
+ friend class base::RefCountedThreadSafe<TaskThreadProxy>; |
+ |
+ virtual ~TaskThreadProxy(); |
+ |
+ void CallClosure(const base::Closure& closure); |
+ |
+ MessageLoop* message_loop_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(TaskThreadProxy); |
+}; |
+ |
+} // namespace remoting |
+ |
+#endif // REMOTING_BASE_TASK_THREAD_PROXY_H_ |