首先在 Form1写如下代码:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace _2
{
public partial class Form1 : Form
{
public static Form1 pForm1 = null;
public Form1()
{
pForm1 = this;