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// Copyright (c) 2013 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 ASH_TEST_TEST_METRO_VIEWER_PROCESS_HOST_H_
#define ASH_TEST_TEST_METRO_VIEWER_PROCESS_HOST_H_
#include <string>
#include "base/memory/scoped_ptr.h"
#include "base/synchronization/waitable_event.h"
#include "base/threading/non_thread_safe.h"
#include "base/threading/thread.h"
#include "ipc/ipc_channel_proxy.h"
#include "ipc/ipc_listener.h"
#include "ipc/ipc_sender.h"
#include "ui/gfx/native_widget_types.h"
class AcceleratedSurface;
namespace ash {
namespace test {
class TestMetroViewerProcessHost : public IPC::Listener,
public IPC::Sender,
public base::NonThreadSafe {
public:
explicit TestMetroViewerProcessHost(const std::string& ipc_channel_name);
virtual ~TestMetroViewerProcessHost();
// Launches the viewer process associated with the given |app_user_model_id|
// and blocks until that viewer process connects or until a timeout is
// reached. Returns true if the viewer process connects before the timeout is
// reached.
bool LaunchViewerAndWaitForConnection(const string16& app_user_model_id);
// IPC::Sender implementation:
virtual bool Send(IPC::Message* msg) OVERRIDE;
// IPC::Listener implementation:
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
virtual void OnChannelError() OVERRIDE;
bool closed_unexpectedly() { return closed_unexpectedly_; }
private:
void OnSetTargetSurface(gfx::NativeViewId target_surface);
void NotifyChannelConnected();
// Inner message filter used to handle connection event on the IPC channel
// proxy's background thread. This prevents consumers of
// TestMetroViewerProcessHost from having to pump messages on their own
// message loop.
class InternalMessageFilter : public IPC::ChannelProxy::MessageFilter {
public:
InternalMessageFilter(TestMetroViewerProcessHost* owner);
// IPC::ChannelProxy::MessageFilter implementation.
virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
private:
TestMetroViewerProcessHost* owner_;
DISALLOW_COPY_AND_ASSIGN(InternalMessageFilter);
};
// Members related to the IPC channel. Note that the order is important
// here as ipc_thread_ should be destroyed after channel_.
base::Thread ipc_thread_;
scoped_ptr<IPC::ChannelProxy> channel_;
base::WaitableEvent channel_connected_event_;
scoped_ptr<AcceleratedSurface> backing_surface;
bool closed_unexpectedly_;
DISALLOW_COPY_AND_ASSIGN(TestMetroViewerProcessHost);
};
} // namespace test
} // namespace ash
#endif // ASH_TEST_TEST_METRO_VIEWER_PROCESS_HOST_H_
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