public static int CopyFiles()
{
// set up our file operation structure
SHFILEOPSTRUCT sh;
sh.hwnd = IntPtr.Zero;
sh.WFunc = FO_Func.FO_COPY;
sh.PFrom = @"C:\temp\f1\a.txt" + Constants.vbNullChar + @"C:\temp\f1\b.txt" + Constants.vbNullChar +
Constants.vbNullChar;
sh.fFlags = (ushort)FILEOP_FLAGS_ENUM.FOF_ALLOWUNDO
| (ushort)FILEOP_FLAGS_ENUM.FOF_MULTIDESTFILES
| (ushort)FILEOP_FLAGS_ENUM.FOF_WANTMAPPINGHANDLE;
sh.FAnyOperationsAborted = false;
sh.HNameMappings = IntPtr.Zero;
sh.LpszProgressTitle = null;
sh.pTO = @"C:\temp\a.txt" + Constants.vbNullChar + @"C:\temp\b.txt" + Constants.vbNullChar +
Constants.vbNullChar;
int ret = SHFileOperation(ref sh);
if (sh.HNameMappings != IntPtr.Zero)
{
// Copy from Sh.HNameMappings to HANDLETOMAPPINGS
HANDLETOMAPPINGS mappings =
(HANDLETOMAPPINGS)Marshal.PtrToStructure(sh.HNameMappings, typeof(HANDLETOMAPPINGS));
// initialize the pointer for reading at the position of the mappings.LpSHNameMapping
IntPtr ptr = mappings.LpSHNameMapping;
for (int I = 0; I < (int)mappings.UNumberOfMappings; I++)
{
// read from the pointer
// copying to SHNAMEMAPPING
SHNAMEMAPPING mapping = (SHNAMEMAPPING)Marshal.PtrToStructure(ptr, typeof(SHNAMEMAPPING));
// create file info from mapping
// something we can get at
FileInfo fileNew = new FileInfo(mapping.PszNewPath);
Console.WriteLine("new file name: {0}", fileNew.Name);
// advance by the size of the structure to the next SHNAMEMAPPING
ptr = new IntPtr(ptr.ToInt32() + Marshal.SizeOf(typeof(SHNAMEMAPPING)));
}
}
return(ret);
}
private static extern void SHFreeNameMappings(SHNAMEMAPPING IntPtr);
