P92认识对话框

 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();
             }
         }
     }
 }