form1.cs

Visual C#2005程序设计教程

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace WinApp10_4鼠标事件
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            label1.Text = "当前鼠标的位置为：";
            button1.Text = "";
            button1.Image = Image.FromFile("face04.ico");   // 向按钮上添加图标
        }

        private void Form1_MouseMove(object sender, MouseEventArgs e)
        {   // e.X和e.Y为MouseEventArgs类返回的当前鼠标位置坐标
            label1.Text = "当前鼠标的位置为：" + " " + e.X + "，" + e.Y;
        }

        private void button1_MouseEnter(object sender, EventArgs e)
        {
            button1.Image = Image.FromFile("face05.ico");
        }

        private void button1_MouseLeave(object sender, EventArgs e)
        {
            button1.Image = Image.FromFile("face04.ico");
        }
    }
}