C#跨窗体调用控件

using System;
using System.Drawing;
using System.Windows.Forms;

namespace 跨窗体调用控件
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
Form2 f = new Form2();
f.ChangeColor += new ChangeFormColor(f_ChangeColor);
f.Show();
}
void f_ChangeColor(bool topmost)
{
this.BackColor = Color.LightBlue;
this.Text = "改变成功";
}
}
}

[csharp] view plaincopy using System;
using System.Windows.Forms;

namespace 跨窗体调用控件
{
public delegate void ChangeFormColor(bool topmost);
public partial class Form2 : Form
{
public Form2()
{
InitializeComponent();
}
public event ChangeFormColor ChangeColor;
private void button1_Click(object sender, EventArgs e)
{
ChangeColor(true);//执行委托实例
}
}
}