关于textbox数据绑定问题
我想做的效果是:如下图,点击button1的时候弹出的form2能引用text1,text2的数据,点击button2的时候弹出的form2能引用text3,text4的数据.点击两个button弹出的是同一个form2,只是form2里的数据显示不同.
应该怎么处理？？

[解决办法]
FORM1的代码

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 LINQTEST.CSDN.页面传值
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Form2 frm = new Form2();
            frm.str1 = this.textBox1.Text;
            frm.str2 = this.textBox2.Text;
            frm.Show();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Form2 frm = new Form2();
            frm.str1 = this.textBox3.Text;
            frm.str2 = this.textBox4.Text;
            frm.Show();
        }
    }
}

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 LINQTEST.CSDN.页面传值
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }


        public string str1;
        public string str2;
        private void Form2_Load(object sender, EventArgs e)
        {
            this.textBox1.Text = str1;
            this.textBox2.Text = str2;
        }


    } 
 
}

public partial class Form7 : Form
    {
        public Form7()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Form8 frm = new Form8();
            frm.UpdateFormData += new EventHandler<EventInfo>(frm_UpdateFormData);
            frm.ShowDialog();
        }

        void frm_UpdateFormData(object sender, EventInfo e)
        {
            this.textBox1.Text = e.str1;
            this.textBox2.Text = e.str2;
        }
    }

namespace ApiDemo
{
    public partial class Form8 : Form
    {
        public  event EventHandler<EventInfo> UpdateFormData;

        public Form8()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (UpdateFormData != null)
            {
                EventInfo et=new EventInfo();
                et.str1=this.textBox1.Text;
                et.str2=this.textBox2.Text;
                UpdateFormData(null, et);
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (UpdateFormData != null)
            {
                EventInfo et = new EventInfo();
                et.str1 = this.textBox3.Text; 
 
                et.str2 = this.textBox4.Text;
                UpdateFormData(null, et);
            }
        }
    }
}
public class EventInfo : EventArgs
{
    public string str1 { get; set; }
    public string str2 { get; set; }
}