using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace TestMouseMove
{
public partial class Form4 : Form
{
public Form4()
{
InitializeComponent();
}
#region 子窗口刷新父窗口的值
private string strLabel1 = "";
public string StrLabel1
{
get
{
return strLabel1;
}
set
{
strLabel1 = value;
this.label1.Text = strLabel1;
}
}
#endregion
private void button1_Click(object sender, EventArgs e)
{
Form5 form5 = new Form5(this);//這裡注意傳個this
form5.Show();
}
}
}
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace TestMouseMove
{
public partial class Form5 : Form
{
Form4 form4 = new Form4();
public Form5(Form4 formFrm)//這個構造方法裡有參數
{
form4 = formFrm; //這個必須要有
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
form4.StrLabel1 = this.textBox1.Text;
}
}
}