sdk/samples/all in on code/Visual Studio 2010/VBRunProcessAsUser/Kerr.Credentials/AutoGdiObject.h

   1 //*****************************************************************************
   2 //
   3 //  Author:         Kenny Kerr
   4 //  Date created:   31 July 2005
   5 //
   6 //  Description:    The AutoGdiObject template class takes care of
   7 //                  automatically deleting GDI objects such as pens, brushes
   8 //                  and bitmaps.
   9 //
  10 //*****************************************************************************
  11
  12 #pragma once
  13
  14 namespace Kerr
  15 {
  16     template <typename T>
  17     class AutoGdiObject
  18     {
  19     public:
  20
  21         AutoGdiObject() :
  22             m_handle(0)
  23         {
  24             // Do nothing
  25         }
  26
  27         ~AutoGdiObject()
  28         {
  29             if (0 != m_handle)
  30             {
  31                 BOOL result = ::DeleteObject(m_handle);
  32                 Debug::Assert(0 != result);
  33             }
  34         }
  35
  36         T m_handle;
  37
  38     private:
  39
  40         AutoGdiObject(const AutoGdiObject&);
  41         AutoGdiObject& operator=(const AutoGdiObject&);
  42
  43     };
  44 }