Y A T'IL UNE DISQUETTE DANS LE LECTEUR ? (WIN32).

//---------------------------------------------------------------------
// isDiskInDrive.c
//---------------------------------------------------------------------

#include <windows.h>


//---------------------------------------------------------------------
BOOL isDiskInDrive(void)
{
  WIN32_FIND_DATA ffd = {0};
  UINT            pem = SetErrorMode(SEM_FAILCRITICALERRORS);
  HANDLE          hff = FindFirstFile( "A:\\*.*", &ffd );
  BOOL            bok = GetLastError() != ERROR_NOT_READY;

  if(hff != INVALID_HANDLE_VALUE) FindClose(hff);
  SetErrorMode(pem);
  return bok;
}


//--------------------------------------------------------------------
int WINAPI WinMain(HINSTANCE hinst, HINSTANCE hpinst, LPSTR p, int n )
{
  int reponse;
  MSGBOXPARAMS mbp = {sizeof(MSGBOXPARAMS)};

  mbp.hInstance   = LoadLibrary("Shell32");
  mbp.lpszCaption = "isDiskInDrive";
  mbp.dwStyle     = MB_RETRYCANCEL | MB_DEFBUTTON1 | MB_USERICON;

  do 
  {
    if(isDiskInDrive()) 
    {
      mbp.lpszIcon = MAKEINTRESOURCE(8);        
      mbp.lpszText = "Il y a une disquette dans le lecteur A: ";        
      reponse      = MessageBoxIndirect(&mbp);    

    }
    else
    {
      mbp.lpszIcon = MAKEINTRESOURCE(7);           
      mbp.lpszText = "Il n'y a pas de disquette dans le lecteur A: ";        
      reponse      = MessageBoxIndirect(&mbp);
    }        
  }while(reponse == IDRETRY);

  FreeLibrary(mbp.hInstance);
  return 0;
}