Microsoft.Samples.VisualStudio.SourceControlIntegration.SccProvider.SccProvider.GetSolutionFileName C# (CSharp) Method

        public string GetSolutionFileName()
        {
            IVsSolution sol = (IVsSolution)GetService(typeof(SVsSolution));
            string solutionDirectory, solutionFile, solutionUserOptions;
            if (sol.GetSolutionInfo(out solutionDirectory, out solutionFile, out solutionUserOptions) == VSConstants.S_OK)
            {
                return solutionFile;
            }
            else
            {
                return null;
            }
        }