1 System.Windows.Forms.Timer setTimer; //定义一个定时器
2 int flg = 0; //定义一个竖旗
3 private void btnSetTime_Click(object sender, EventArgs e)
4 {
5 setTimer = new System.Windows.Forms.Timer();
6 int i = Convert.ToInt32(nudSetTime.Value); //界面控件的值，初始化隔5分钟刷新一次,可自定义
7 switch (i)
8 {
9 case 5:
10 setTimer.Interval = 5000; //每隔5秒自动执行一次
11 break;
12 case 10:
13 setTimer.Interval = 10000; //每隔10秒自动执行一次
14 break;
15 case 15:
16 setTimer.Interval = 900000; //每隔15分钟自动执行一次
17 break;
18 }
19 setTimer.Tick += Timer1_Tick;
20 setTimer.Start(); //开启定时器
21 flg = 1;
22 }
23 //加载地图
24 private void Timer1_Tick(object sender, EventArgs e)
25 {
26 gMapLoad();
27 }
28 //当间隔时间值发生改变时，定时器则关闭
29 private void nudSetTime_ValueChanged(object sender, EventArgs e)
30 {
31 if (flg == 1)
32 {
33 setTimer.Stop(); //关闭定时器
34 flg = 0;
35 }
36 }
