public Dictionary <string, string> GetValues(List <string> blocks)
{
if (!this.Connected)
{
throw new Exception("还未连接到OPC服务");
}
FlashLamp();
return(_client.GetValues(blocks));
}
private void timer1_Tick(object sender, EventArgs e)
{
if (client == null)
{
return;
}
timer1.Stop();
Dictionary <string, string> values = client.GetValues(items);
foreach (ListViewItem i in listView1.Items)
{
try
{
i.SubItems[1].Text = values[i.SubItems[0].Text];
}
catch { timer1.Start(); }
}
timer1.Start();
}
static void Main(string[] args)
{
OPCServiceClient.OPCServiceClient client = new OPCServiceClient.OPCServiceClient("127.0.0.1", 9100);
client.BadBlockDetected += Client_BadBlockDetected;
if (client.Connect())
{
client.SetValue("tag1", "1");
string tagValue1 = client.GetValue("tag1");
Dictionary <string, string> dic = new Dictionary <string, string>();
dic.Add("tag2", "20");
dic.Add("tag3", "0");
client.SetValues(dic);
dic = client.GetValues(new List <string>()
{
"tag2", "tag3"
});
client.Disconnect();
}
}
