gclib  1.36.3
Communications API for Galil controllers and PLCs
Message_Example.vb
1 Module Message_Example
2  Function Main() As Integer
3  Dim rc As Integer = Examples.GALIL_EXAMPLE_OK
4  Dim gclib As Gclib = New Gclib()
5  Dim args() As String = Environment.GetCommandLineArgs()
6  Try
7  If args.Count <> 2 Then
8  Console.WriteLine("Incorrect number of arguments provided")
9  Console.WriteLine("Usage: message_example.exe <ADDRESS>")
10 
11  Console.Write(vbCrLf + "Press any key to close the example.")
12  Console.ReadKey()
13  Return Examples.GALIL_EXAMPLE_ERROR
14  End If
15 
16  Dim address As String = args(1) 'Retrieve address from command line
17 
18  ' Opens a connection at the provided address
19  ' The --subscribe MG addition Is needed to subscribe to
20  ' controller messages
21  gclib.GOpen(address + " --subscribe MG")
22 
23  rc = Examples.Message(gclib)
24  Catch ex As Exception
25  Examples.PrintError(gclib, ex)
26  rc = Examples.GALIL_EXAMPLE_ERROR
27  Finally
28  gclib.GClose()
29  End Try
30 
31  Console.Write(vbCrLf + "Press any key to close the example.")
32  Console.ReadKey()
33 
34  Return rc
35  End Function
36 End Module