Use Travis with C# WPF Project

Hello everybody

I would like to run Travis over my C# WPF-Project.
But i’dont know how to set the settings, that the build could running.

Me current settings are:
language: csharp
solution: Vereinsverwaltung_FSGASJ.sln

Could anyone help me?
Unfortunately the support from travis couldn’t help me

Thank you very much
Markus