WPF中弹出文件夹浏览对话框

bool result= System.Text.RegularExpressions.Regex.IsMatch("\\pc-test\share", @"^\\\\[a-zA-Z0-9\.-]+(\\([^\\\?\/\*\|<>:" + "\"" + "])+){1,}$");

private void btnSelectNetShareDir_Click(object sender, RoutedEventArgs e)
{
txtNetUploadDir.Text = string.Empty;

System.Windows.Forms.FolderBrowserDialog fbd = new System.Windows.Forms.FolderBrowserDialog();
System.Windows.Interop.HwndSource hwn = PresentationSource.FromVisual(this) as System.Windows.Interop.HwndSource;
System.Windows.Forms.IWin32Window win = new WinFormWindow(hwn.Handle);
fbd.ShowNewFolderButton = true;
fbd.Description = "请选择共享目录...";
if (fbd.ShowDialog(win) == System.Windows.Forms.DialogResult.OK)
{
txtNetUploadDir.Text = fbd.SelectedPath;
}
}
public class WinFormWindow : System.Windows.Forms.IWin32Window
{
IntPtr _handle;
public WinFormWindow(IntPtr handle)
{
_handle = handle;
}
IntPtr System.Windows.Forms.IWin32Window.Handle
{
get { return _handle; }
}
}