关于winform:winform读取文件目录下的信息

winform读取文件目录下的信息private void button1_Click(object sender, System.EventArgs e) {    //浏览文件夹    this.folderBrowserDialog1.ShowDialog();    if(this.folderBrowserDialog1.SelectedPath.Trim()!="")    this.textBox1.Text=this.folderBrowserDialog1.SelectedPath.Trim();}private void button2_Click(object sender, System.EventArgs e) {    //显示指定文件夹下的文件    if(this.textBox1.Text.Trim()=="")    return;    this.listBox1.Items.Clear();    string[] MyFiles=System.IO.Directory.GetFiles(this.textBox1.Text);    this.listBox1.Items.AddRange(MyFiles);    //foreach(string File in MyFiles)    // this.listBox1.Items.Add(File);}