using System;

 using System.Collections.Generic;

 using System.ComponentModel;

 using System.Data;

 using System.Drawing;

 using System.Linq;

 using System.Text;

 using System.Threading.Tasks;

 using System.Windows.Forms;

 namespace P92认识对话框

 {

     public partial class Form1 : Form

     {

         public Form1()

         {

             InitializeComponent();

         }

         //选择文件

         private void button1_Click(object sender, EventArgs e)

         {

             //设置对话框标题

             this.openFileDialog1.Title = "选择数据文件";

             //按照扩展名过滤文件

             this.openFileDialog1.Filter = "Excle文件|*.xls;*.xlsx|所有文件|*.*";

             //是否支持多选

             this.openFileDialog1.Multiselect = true;

             if (this.openFileDialog1.ShowDialog()==System.Windows.Forms.DialogResult.OK)

             {

                 this.textBox1.Text = this.openFileDialog1.FileName;

             }

         }

         //选择文件夹

         private void button2_Click(object sender, EventArgs e)

         {

             //设置对话框的描述

             this.folderBrowserDialog1.Description = "请选择一个文件夹";

             //设置对话框的初始目录

             this.folderBrowserDialog1.RootFolder = Environment.SpecialFolder.Desktop;

             //是否选择新建文件夹

             this.folderBrowserDialog1.ShowNewFolderButton = true;

             if (folderBrowserDialog1.ShowDialog()==System.Windows.Forms.DialogResult.OK)

             {

                 this.textBox2.Text = folderBrowserDialog1.SelectedPath;

             }

         }

         //保存文件

         private void button3_Click(object sender, EventArgs e)

         {

             SaveFileDialog sfd = new SaveFileDialog();

             sfd.Title = "保存到处文件";

             sfd.InitialDirectory = @"\d:";

             sfd.FileName = "哈哈哈.txt";

             sfd.Filter = "记事本|*.txt|所有问价|*.*";

             if (sfd.ShowDialog()==System.Windows.Forms.DialogResult.OK)

             {

                 this.textBox3.Text = sfd.FileName;

             }

         }

         private void button4_Click(object sender, EventArgs e)

         {

             ColorDialog cd = new ColorDialog();

             if (cd.ShowDialog()==System.Windows.Forms.DialogResult.OK)

             {

                 this.textBox4.Text = cd.Color.ToString();

             }

         }

         private void button5_Click(object sender, EventArgs e)

         {

             FontDialog fd = new FontDialog();

             if (fd.ShowDialog()==System.Windows.Forms.DialogResult.OK)

             {

                 this.textBox5.Text = fd.Font.ToString();

             }

         }

     }

 }