private void Operate(IntPtr handle, List <string> from, string to, FileFuncFlags flag)
{
string toDir = to + "\0\0";
string froms = "";
foreach (var file in from)
{
froms += file + "\0";
}
froms += "\0";
SHFILEOPSTRUCT shfos;
shfos.hwnd = handle;
shfos.wFunc = flag;
shfos.pFrom = froms;
shfos.pTo = toDir;
shfos.fFlags = FILEOP_FLAGS.FOF_ALLOWUNDO;
shfos.fAnyOperationsAborted = true;
shfos.hNameMappings = IntPtr.Zero;
shfos.lpszProgressTitle = null;
SHFileOperation(ref shfos);
}
private static int InternalExec(FileFuncFlags flag, string sourceFileName, string destinationFileName, bool showDialog, bool showProgress, bool autoRename)
{
SHFILEOPSTRUCT lpFileOp = new SHFILEOPSTRUCT
{
wFunc = flag,
pFrom = sourceFileName + "\0",
pTo = destinationFileName + "\0\0",
fFlags = FILEOP_FLAGS.FOF_NOERRORUI
};
lpFileOp.fFlags |= FILEOP_FLAGS.FOF_NOCONFIRMMKDIR;
if (!showDialog)
{
lpFileOp.fFlags |= FILEOP_FLAGS.FOF_NOCONFIRMATION;
}
if (!showProgress)
{
lpFileOp.fFlags |= FILEOP_FLAGS.FOF_SILENT;
}
if (autoRename)
{
lpFileOp.fFlags |= FILEOP_FLAGS.FOF_RENAMEONCOLLISION;
}
lpFileOp.fAnyOperationsAborted = true;
return(SHFileOperation(ref lpFileOp));
}
private static void FileOperation(FileFuncFlags operation, IntPtr hwndOwner, string progressTitle, IEnumerable<string> sourcePaths, string destinationPath)
{
SHFILEOPSTRUCT fos = new SHFILEOPSTRUCT();
fos.hwnd = hwndOwner;
fos.wFunc = operation;
// Build up the "from" string as a null-delimited set of strings terminated by two nulls.
StringBuilder paths = new StringBuilder();
foreach(string path in sourcePaths)
{
paths.Append(path);
paths.Append('\0');
}
paths.Append('\0'); // Must end with a double-null. Marshalling may result in a triple-null which is OK.
fos.pFrom = paths.ToString();
// The "to" string requires a double-null termination
fos.pTo = string.Concat(destinationPath, "\0");
fos.fFlags = FILEOP_FLAGS.FOF_FILESONLY|FILEOP_FLAGS.FOF_NOCONFIRMMKDIR|FILEOP_FLAGS.FOF_NOCOPYSECURITYATTRIBS|FILEOP_FLAGS.FOF_NORECURSION|FILEOP_FLAGS.FOF_RENAMEONCOLLISION;
fos.fAnyOperationsAborted = false;
fos.hNameMappings = IntPtr.Zero;
fos.lpszProgressTitle = progressTitle;
int result = SHFileOperationW(ref fos);
if (result != 0) throw new ApplicationException(string.Format("SHFIleOperation failed with code 0x{0:x8}", result));
}