Winform-无边框窗体实现拖动

        #region 实现拖动
        private Point mousePoint = new Point();
        private void FrmLogin_MouseDown(object sender, MouseEventArgs e)
        {
            this.mousePoint.X = e.X;
            this.mousePoint.Y = e.Y;
        }
        private void FrmLogin_MouseMove(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                this.Top = Control.MousePosition.Y - mousePoint.Y + 13;
                this.Left = Control.MousePosition.X - mousePoint.X + 13;
            }
        }
        #endregion