[Chromoting] Add a simple Windows app that registers and starts a host.

remoting/host/setup/win/host_configurer_window.h

Index: remoting/host/setup/win/host_configurer_window.h
diff --git a/remoting/host/setup/win/host_configurer_window.h b/remoting/host/setup/win/host_configurer_window.h
new file mode 100644
index 0000000000000000000000000000000000000000..29c8b5c7dd1f2491030b673e5790ee02a7632932
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+++ b/remoting/host/setup/win/host_configurer_window.h
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+// 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 REMOTING_HOST_SETUP_WIN_HOST_CONFIGURER_WINDOW_H_
+#define REMOTING_HOST_SETUP_WIN_HOST_CONFIGURER_WINDOW_H_
+
+// altbase.h must be included before atlapp.h
+#include <atlbase.h>
+#include <atlapp.h>
+#include <atlcrack.h>
+#include <atluser.h>
+#include <atlwin.h>
+#include <string>
+
+#include "base/basictypes.h"
+#include "net/url_request/url_request_context_getter.h"
+#include "remoting/host/setup/win/host_configurer_resource.h"
+
+namespace remoting {
+
+class HostConfigurerWindow : public ATL::CDialogImpl<HostConfigurerWindow> {
+ public:
+  enum { IDD = IDD_MAIN };
+
+  BEGIN_MSG_MAP_EX(HostConfigurerWindow)
+    MSG_WM_INITDIALOG(OnInitDialog)
+    MSG_WM_CLOSE(OnClose)
+    COMMAND_ID_HANDLER_EX(IDC_START_HOST, OnStartHost)
+  END_MSG_MAP()
+
+  HostConfigurerWindow(
+      net::URLRequestContextGetter* url_request_context_getter);
+
+ private:
+  void OnCancel(UINT code, int id, HWND control);
+  void OnClose();
+  LRESULT OnInitDialog(HWND wparam, LPARAM lparam);
+  void OnOk(UINT code, int id, HWND control);
+  void OnStartHost(UINT code, int id, HWND control);
+
+  // Sets an appropriate initial position for the dialog.
+  void PositionWindow();
+
+  // Context needed to start the host.
+  net::URLRequestContextGetter* url_request_context_getter_;
+
+  DISALLOW_COPY_AND_ASSIGN(HostConfigurerWindow);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_SETUP_WIN_HOST_CONFIGURER_WINDOW_H_