public int sortBySize(LSFileInfo lsfi1, LSFileInfo lsfi2)
{
int rc = 0;
FileInfo fi1, fi2;
if (lsfi1.isDirectory && lsfi2.isDirectory)
{
return(string.Compare(lsfi1.info.Name, lsfi2.info.Name));
}
else
{
if (!lsfi1.isDirectory && !lsfi2.isDirectory)
{
// both files.
fi1 = lsfi1.info as FileInfo;
fi2 = lsfi2.info as FileInfo;
if ((rc = string.Compare(fi1.DirectoryName, fi2.DirectoryName)) == 0)
{
rc = (int)(fi1.Length - fi2.Length);
}
}
else
{
// One file, one directory.
return(lsfi1.isDirectory ? -1 : 1);
}
}
return(rc);
}
public int sortByName(LSFileInfo lsfi1, LSFileInfo lsfi2)
{
if (lsfi1.isDirectory && lsfi2.isDirectory)
{
return(string.Compare(lsfi1.info.Name, lsfi2.info.Name));
}
if (!lsfi1.isDirectory && !lsfi2.isDirectory)
{
return(string.Compare(lsfi1.info.Name, lsfi2.info.Name));
}
return(lsfi1.isDirectory ? -1 : 1);
}
public int sortByTime(LSFileInfo lsfi1, LSFileInfo lsfi2)
{
int rc = 0;
FileInfo fi1, fi2;
if (lsfi1.isDirectory && lsfi2.isDirectory)
{
return(string.Compare(lsfi1.info.Name, lsfi2.info.Name));
}
else if (!lsfi1.isDirectory && !lsfi2.isDirectory)
{
fi1 = lsfi1.info as FileInfo;
fi2 = lsfi2.info as FileInfo;
#if true
rc = fi1.LastWriteTime.CompareTo(fi2.LastWriteTime);
#else
lrc = (fi1.LastWriteTime.Ticks - fi2.LastWriteTime.Ticks);
if (lrc == 0)
{
rc = 0;
}
else if (lrc > 0)
{
rc = -1;
}
else
{
rc = 1;
}
#endif
}
else
{
return(lsfi1.isDirectory ? -1 : 1);
}
return(rc);
}