鼠标点击按钮拖动窗体

public partial class Form1 : Form { //记录窗体的X坐标 private int startX; //记录窗体的Y坐标 private int startY; public Form1() { InitializeComponent(); } /// <summary> /// 鼠标点击左键 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button1_MouseDown(object sender, MouseEventArgs e) { //判断点击的是不是左键 if(e.Button == MouseButtons.Left) { //得到窗体的X值 startX = e.X; //得到窗体的Y值 startY = e.Y; } } /// <summary> /// 鼠标移动 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button1_MouseMove(object sender, MouseEventArgs e) { //判断点击的是不是左键 if(e.Button == MouseButtons.Left) { //重新绘制窗体X this.Left += e.X - startX; //重新绘制窗体Y this.Top += e.Y - startY; } } }