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);
}