摘要：
//在窗体放置一个按钮 button1 private bool isMouseDown = false;//记录按钮是否被按下 private Point mouseOffset; //记录鼠标指针的坐标 public Form1() { InitializeComponent(); this.button1.MouseMove += new MouseEventHandler(button1_MouseMove); this.button1.MouseDown += new MouseEventHandler(button1_MouseDown); this.button1.MouseUp 阅读全文