C / C++ / MFC

"When I was born I was so surprised that I didn't talk for a year and a half." - Gracie Allen

...
if ( RecordButton.IsPressed() )
{
 StopButton.EnableWindow( FALSE )
}
else
{
 StopButton.EnableWindow( TRUE )
}
...

"When I was born I was so surprised that I didn't talk for a year and a half." - Gracie Allen

void CPathPage::LoadDrives()
{
   char cDriveList[DRIVE_LEN*MAX_DRIVES];
   char cDrive[DRIVE_LEN];
	int iDriveCount=GetLogicalDriveStrings(DRIVE_LEN*MAX_DRIVES, cDriveList)/DRIVE_LEN;
   UINT uDriveType;
	
   while(iDriveCount)
   {
      --iDriveCount;
      strncpy(cDrive,cDriveList+(iDriveCount*DRIVE_LEN),4);
      uDriveType=GetDriveType(cDrive);
      if(uDriveType==DRIVE_FIXED || uDriveType==DRIVE_REMOTE || uDriveType==DRIVE_RAMDISK)
      {
         InsertDrive(cDrive);
      }
   }
}


CString CPathPage::FormatSize(__int64 iSize)
{
   CString sRet;
   if(iSize>1024*1024*1024)
   {
      sRet.Format("%I64d Gb",iSize/(1024*1024*100));
      sRet.Insert(sRet.GetLength()-4,'.');
   }
   else if(iSize>1024*1024)
   {
      sRet.Format("%I64d Mb",iSize/(1024*100));
      sRet.Insert(sRet.GetLength()-4,'.');
   }
   else if(iSize>1024) 
   {
      sRet.Format("%I64d Kb",iSize/(100));
      sRet.Insert(sRet.GetLength()-4,'.');
   }
   else 
      sRet.Format("%I64d byte",iSize);
   return sRet;
}

__int64 CPathPage::GetDriveSize(CString sDrive,BOOL bFree/*=FALSE*/)
{

   ULARGE_INTEGER i64FreeBytesToCaller;
   ULARGE_INTEGER i64TotalBytes;
   ULARGE_INTEGER i64FreeBytes;

   i64FreeBytesToCaller.QuadPart=0;
   i64TotalBytes.QuadPart=0;
   i64FreeBytes.QuadPart=0;
   
   if(GetProcAddress( GetModuleHandle("kernel32.dll"),"GetDiskFreeSpaceExA"))  //have the funkie
   {
      GetDiskFreeSpaceEx((LPCSTR)sDrive,&i64FreeBytesToCaller,&i64TotalBytes,&i64FreeBytes);      
   }
   else 
   {
      DWORD dwSectPerClust;
      DWORD dwBytesPerSect;
      DWORD dwFreeClusters;
      DWORD dwTotalClusters;
      GetDiskFreeSpace (sDrive, &dwSectPerClust, &dwBytesPerSect, &dwFreeClusters,  &dwTotalClusters);
      
      i64FreeBytesToCaller.QuadPart=dwSectPerClust*dwBytesPerSect*dwFreeClusters;
      i64TotalBytes.QuadPart=dwSectPerClust*dwBytesPerSect*dwTotalClusters;

   }

   if(bFree)
         return i64FreeBytesToCaller.QuadPart;
   else
         return i64TotalBytes.QuadPart;

}

void CPathPage::InsertDrive(CString sDrive)
{

   char cDriveName[MAX_DRIVES];
   GetVolumeInformation(sDrive,cDriveName,MAX_DRIVES,0,0,0,0,0);
   
   if(strlen(cDriveName))
      m_lDrives.InsertItem(0,sDrive+CString("    [") + cDriveName + CString("]"));
   else
      m_lDrives.InsertItem(0,sDrive);
   m_lDrives.SetItemText(0,1,FormatSize(GetDriveSize(sDrive)));
   m_lDrives.SetItemText(0,2,FormatSize(GetDriveSize(sDrive,TRUE)));
   m_lDrives.SetItemText(0,3,FormatSize(GetDriveSize(sDrive,TRUE)));   
   DWORD dDrive=0;
   strncpy((char*)&dDrive,(LPSTR)(LPCSTR)sDrive.Left(1),1);
   m_lDrives.SetItemData(0,dDrive);  //get the driveletter

}