使用C#选择文件夹、打开文件夹、选择文件

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace TestFolderBrowserDialog{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        PRivate void btnFile_Click(object sender, EventArgs e)        {            OpenFileDialog fileDialog = new OpenFileDialog();            fileDialog.Multiselect = true;            fileDialog.Title = "请选择文件";            fileDialog.Filter="所有文件(*.*)|*.*";            if (fileDialog.ShowDialog() == DialogResult.OK)            {                string file=fileDialog.FileName;                MessageBox.Show("已选择文件:" + file,"选择文件提示",MessageBoxButtons.OK,MessageBoxIcon.Information);            }        }        private void btnPath_Click(object sender, EventArgs e)        {            FolderBrowserDialog dialog = new FolderBrowserDialog();            dialog.Description = "请选择文件路径";            if (dialog.ShowDialog() == DialogResult.OK)            {                string foldPath = dialog.SelectedPath;                MessageBox.Show("已选择文件夹:" + foldPath, "选择文件夹提示", MessageBoxButtons.OK, MessageBoxIcon.Information);            }        }        private void btnOpen_Click(object sender, EventArgs e)        {            System.Diagnostics.Process.Start("Explorer.exe","c://windows");        }    }}