[Chromoting] Let the Windows IT2Me host send clipboard events to the client.

remoting/protocol/clipboard_proxy.cc

+// 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.
+
+#include "remoting/protocol/clipboard_proxy.h"
+
+#include "base/bind.h"
+#include "base/message_loop.h"
+#include "remoting/proto/event.pb.h"
+
+namespace remoting {
+namespace protocol {
+
+ClipboardProxy::ClipboardProxy(
+    scoped_refptr<base::MessageLoopProxy> clipboard_stub_message_loop)
+    : clipboard_stub_message_loop_(clipboard_stub_message_loop) {
+}
+
+void ClipboardProxy::InjectClipboardEvent(const ClipboardEvent& event) {
+  if (!clipboard_stub_message_loop_->BelongsToCurrentThread()) {
+    clipboard_stub_message_loop_->PostTask(FROM_HERE, base::Bind(
+        &ClipboardProxy::InjectClipboardEvent, this, event));
+    return;
+  }
+
+  if (clipboard_stub_) {
+    clipboard_stub_->InjectClipboardEvent(event);
+  }
+}
+
+void ClipboardProxy::Attach(
+    const base::WeakPtr<ClipboardStub>& clipboard_stub) {
+  DCHECK(clipboard_stub_message_loop_->BelongsToCurrentThread());
+  DCHECK(clipboard_stub_ == NULL);
+  clipboard_stub_ = clipboard_stub;
+}
+
+ClipboardProxy::~ClipboardProxy() {
+}
+
+}  // namespace protocol
+}  // namespace remoting