c#读取文件夹路径，并保存在textBox1中

 private void button3_Click(object sender, RoutedEventArgs e)
        {
            System.Windows.Forms.FolderBrowserDialog dlg = new System.Windows.Forms.FolderBrowserDialog();
            if (dlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                textBox1.Text = dlg.SelectedPath;
            }

        }