| gclib 2.0.7 Communications API for Galil controllers and PLCs |

Examples.vb
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1 ''' <summary>
2 ''' Provides a class of shared constants And methods for gclib's example projects.
3 ''' </summary>
4 Partial Public Module Examples
5 Public Const GALIL_EXAMPLE_OK As Integer = 0
6 Public Const GALIL_EXAMPLE_ERROR = -100
7
8 ''' <summary>
9 ''' Prints the exception to the console And queries the controller for the most recent
10 ''' error message.
11 ''' </summary>
12 ''' <param name="gclib">The gclib object from where the exception originated.</param>
13 ''' <param name="ex">The exception object caught by the example.</param>
14 ''' <remarks>See commands_example.cs for an example.</remarks>
15 Public Sub PrintError(gclib As Gclib, ex As Exception)
16 Console.WriteLine(ex.Message)
17
18 'If exception was Not a GOpen() exception, safe to query
19 'the controller for a human readable error string
20 If Not ex.Message.Contains("-1101") Then
21 Console.WriteLine(gclib.GCommand("TC 1"))
22 End If
23 End Sub
24 End Module
gclib.GCommand
string GCommand(string Command, bool Trim=true)
Used for command-and-response transactions.
Definition: gclib.cs:257
gclib
Provides a class that binds to gclib's unmanaged dll. Wraps each call and provides a more user-friend...
Definition: gclib.cs:68
message
GReturn message(GCon g)
Demonstrates how to receive messages from the controller and detect differences in Trace and crashed ...
Definition: message.cpp:14
error
void error(GCon g, GReturn rc)
An example of error handling and debugging information.
Definition: examples.h:40
examples.Examples
﻿partial Module Examples
Definition: Commands.vb:4
examples.PrintError
void PrintError(Gclib gclib, Exception ex)
Prints the exception to the console And queries the controller for the most recent error message.