public void Reward(string group, int result) { HideRank(); Global.rewardGroup(group, result); showGroupMembers(group); panel1.Hide(); panel2.Hide(); label_title.Text = group + "组成员评分: " + result; label_title.Show(); label_title.Left = (screenWidth - label_title.Width) / 2; label_title.Top = screenHeight * 2 / 10; label_title.Font = new System.Drawing.Font("微软雅黑", 36F); this.Hide(); this.Show(); this.BringToFront(); //3秒显示,自动隐藏 System.Windows.Forms.Timer t = new System.Windows.Forms.Timer(); t.Interval = 4000; t.Tick += new EventHandler(t_Hide); t.Start(); }