remoting/host/setup/daemon_installer_win.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef REMOTING_HOST_DAEMON_INSTALLER_WIN_H_
   6 #define REMOTING_HOST_DAEMON_INSTALLER_WIN_H_
   7
   8 #include <objbase.h>
   9
  10 #include "base/basictypes.h"
  11 #include "base/callback.h"
  12 #include "base/memory/scoped_ptr.h"
  13
  14 namespace remoting {
  15
  16 class DaemonInstallerWin {
  17  public:
  18   typedef base::Callback<void (HRESULT result)> CompletionCallback;
  19
  20   virtual ~DaemonInstallerWin();
  21
  22   // Initiates download and installation of the Chromoting Host.
  23   virtual void Install() = 0;
  24
  25   // Creates an instance of the Chromoting Host installer passing the completion
  26   // callback to be called when the installation finishes. In case of an error
  27   // returns NULL and passed the error code to |done|.
  28   static scoped_ptr<DaemonInstallerWin> Create(HWND window_handle,
  29                                                CompletionCallback done);
  30
  31  protected:
  32   DaemonInstallerWin(const CompletionCallback& done);
  33
  34   // Invokes the completion callback to report the installation result.
  35   void Done(HRESULT result);
  36
  37  private:
  38   // The completion callback that should be called to report the installation
  39   // result.
  40   CompletionCallback done_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(DaemonInstallerWin);
  43 };
  44
  45 // Returns the first top-level (i.e. WS_OVERLAPPED or WS_POPUP) window in
  46 // the chain of parents of |window|. Returns |window| if it represents
  47 // a top-level window. Returns NULL when |window| is NULL.
  48 HWND GetTopLevelWindow(HWND window);
  49
  50 }  // namespace remoting
  51
  52 #endif  // REMOTING_HOST_DAEMON_INSTALLER_WIN_H_