前台：在winform窗体Form1放入pictureBox1
后台代码：
namespace 点击小图变成大图
{
public delegate void ClickDelegateHander(string Url);
public partial class Form1 : Form
{
public event ClickDelegateHander ClickEvent; public Form1()
{
InitializeComponent();
}
private void pictureBox1_Click(object sender, EventArgs e)
{
if (ClickEvent != null)
{
ClickEvent(pictureBox1.ImageLocation);
}
}
}
}
前台：在winform窗体Form2放入pictureBox1
后台代码：
namespace 点击小图变成大图
{
public partial class Form2 : Form
{
public Form2()
{
InitializeComponent();
Form1 form1 = new Form1();
form1.ClickEvent += new ClickDelegateHander(getUrl);
form1.Show();
} public void getUrl(string Url)
{
this.pictureBox1.ImageLocation = Url;
}
}
}
注意将Form2设置为启动项，
运行后：(如图1-1所示)
图1-1 点击前
点击Form1的图片后Form2里面会出现大的图片（如图1-2所示）