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

remoting/host/setup/win/start_host_window.h

Index: remoting/host/setup/win/start_host_window.h
diff --git a/remoting/host/setup/win/start_host_window.h b/remoting/host/setup/win/start_host_window.h
new file mode 100644
index 0000000000000000000000000000000000000000..6b406b6e558efd4dc2a53823ba4ce11de8dd9097
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+++ b/remoting/host/setup/win/start_host_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_START_HOST_WINDOW_H_
+#define REMOTING_HOST_SETUP_WIN_START_HOST_WINDOW_H_
+
+// altbase.h must be included before atlapp.h
+#include <atlbase.h>
+#include <atlapp.h>
+#include <atlcrack.h>
+#include <atlstr.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/auth_code_getter.h"
+#include "remoting/host/setup/host_starter.h"
+#include "remoting/host/setup/win/host_configurer_resource.h"
+
+namespace remoting {
+
+// A dialog box that lets the user register and start a host.
+class StartHostWindow : public ATL::CDialogImpl<StartHostWindow> {
+ public:
+  enum { IDD = IDD_START_HOST };
+
+  BEGIN_MSG_MAP_EX(StartHostWindowWin)
+    MSG_WM_INITDIALOG(OnInitDialog)
+    MSG_WM_CLOSE(OnClose)
+    COMMAND_ID_HANDLER_EX(IDC_CONSENT, OnConsent)
+    COMMAND_ID_HANDLER_EX(IDOK, OnOk)
+    COMMAND_ID_HANDLER_EX(IDCANCEL, OnCancel)
+  END_MSG_MAP()
+
+  StartHostWindow(
+      scoped_refptr<net::URLRequestContextGetter> url_request_context_getter);
+
+ private:
+  void OnCancel(UINT code, int id, HWND control);
+  void OnClose();
+  LRESULT OnInitDialog(HWND wparam, LPARAM lparam);
+  void OnConsent(UINT code, int id, HWND control);
+  void OnOk(UINT code, int id, HWND control);
+  void OnAuthCode(const std::string& auth_code);
+  void OnHostStarted(remoting::HostStarter::Result result);
+
+  // Gets the text associated with an item in this dialog box.
+  std::string GetDlgItemString(int id);
+
+  remoting::AuthCodeGetter auth_code_getter_;
+  scoped_ptr<remoting::HostStarter> host_starter_;
+
+  // Data read from widgets in the dialog box.
+  std::string host_name_;
+  std::string pin_;
+  bool consent_to_collect_data_;
+
+  // A string manager that lets us use CSimpleString.
+  CWin32Heap mem_mgr_;
+  CAtlStringMgr string_mgr_;
+
+  // WeakPtr used to avoid AuthCodeGetter or HostStarter callbacks accessing
+  // this dialog box after it's closed.
+  base::WeakPtrFactory<StartHostWindow> weak_ptr_factory_;
+  base::WeakPtr<StartHostWindow> weak_ptr_;
+
+  DISALLOW_COPY_AND_ASSIGN(StartHostWindow);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_SETUP_WIN_START_HOST_WINDOW_H_