public FastDirectoryMember this[string name]
{
get
{
FastDirectoryMember ret = null;
members.TryGetValue(name, out ret);
return(ret);
}
}
public FastDirectory(string directoryName)
{
System.Threading.Thread.Sleep(0); // Allow interruption
members = new Dictionary <string, FastDirectoryMember>(32, StringComparer.OrdinalIgnoreCase);
WIN32_FIND_DATA info = new WIN32_FIND_DATA();
if (directoryName.Length == 0 || (directoryName.Length == 2 && directoryName[1] == ':'))
{
directoryName += ".";
}
IntPtr handle = FindFirstFileW(directoryName + @"\*", ref info);
if (handle != (IntPtr)(-1))
{
for (; ;)
{
if (ShouldAdd(ref info))
{
var member = new FastDirectoryMember(ref info);
members.Add(member.Name, member);
}
if (FindNextFileW(handle, ref info) == 0)
{
int hr = Marshal.GetLastWin32Error();
if (hr != 18) // NO MORE FILES
{
throw new System.ComponentModel.Win32Exception(hr);
}
break;
}
}
FindClose(handle);
}
else
{
int hr = Marshal.GetLastWin32Error();
if (hr != 3) // FILE NOT FOUND
{
throw new System.ComponentModel.Win32Exception(hr);
}
}
}
