自定义窗体关闭事件

窗体关闭事件

  private void FrmMain_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                if (e.CloseReason == CloseReason.UserClosing)
                {
                    if (MessageBox.Show("您确认退出吗?", "退出确认", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
                    {
                        e.Cancel = true;
                        return;
                    }
                }
            }
            catch (Exception ex)
            {
                
            }
        }