Re: [Fwd: C# Examples for glp_term_hook() and glp_error_hook()]

Hello Edmund,

please, call GlpkCallback.addListener to attach your callback method, cf. examples/csharp/Gmpl.cs

Call Glpk.glp_ios_terminate(tree) in the callback method when requested by the user.

Best regards

Heinrich Schuchardt

http://www.xypron.de

Am 19.06.17 um 08:18 schrieb Andrew Makhorin

> -------- Forwarded Message --------
> To: [email protected] <[email protected]>
> Subject: C# Examples for glp_term_hook() and glp_error_hook()
> Date: Mon, 19 Jun 2017 03:37:06 +0000 (UTC)
> 
> Hi GLPK developers,
> 
> 
> I am writing a MIP optimisation software using GLPK for C# as the
> engine.
> 
> 
> I intend to build an "abort" function in my software, this function will
> become active once GLPK finds a feasible solution, after which, if the
> user clicks on "abort", it terminates GLPK's branch-and-bound search and
> outputs the current best solution.
> 
> 
> Looking through the help manual, I thought of using glp_term_hook() to
> read whether a feasible solution had been found, then use glp_error_hook
> to terminate and output the current best solution. However documentation
> for these 2 methods for C# seems lacking. Appreciate if you can provide
> me some examples. I have little experience in C/ C++.
> 
>  
> Thanks and best regards
> Edmund Chen
> 
> 
> 
> 
> 
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