//模态对话框
 public static void AddMessageBoxTipsFormList(string msg, string title = "提示")
 {
     MyModels.TipMsg._TipMsg tip = new MyModels.TipMsg._TipMsg();
     tip.msg   = msg;
     tip.title = title;
     MyModels.TipMsg.list.Add(tip);
 }
 private void ShowMessageBoxTipsFormListEvent()
 {
     if (MyModels.TipMsg.list.Count == 0)
     {
         return;
     }
     MyModels.TipMsg._TipMsg a = new MyModels.TipMsg._TipMsg();
     a = MyModels.TipMsg.list[0];
     MyForm.TipForm tip = new MyForm.TipForm(a.title, a.msg);
     tip.StartPosition = FormStartPosition.CenterScreen;
     tip.ShowDialog();
 }