WPF 浏览文件夹，获取其路径

        public void GetPath(System.Windows.Controls.TextBox TB)
        {
            FolderBrowserDialog FBD = new FolderBrowserDialog();
            FBD.Description = "请选择一个路径";
            if(FBD.ShowDialog()==System.Windows.Forms.DialogResult.OK)
            {
                TB.Text = FBD.SelectedPath;
            }
        }

        private void btnOrg_Click(object sender, RoutedEventArgs e)
        {
            GetPath(txtOrgpath);
        }

效果图

注意：需要添加Winform引用：using System.Windows.Forms;