获取 dte 所有项目

Parse dte get all projects

        private static int TryParseProject(DTE dte, List<string> project)
        {
            int noLoadProjectCount = 0;

            foreach (var temp in dte.Solution.Projects)
            {
                try
                {
                    if (temp is Project)
                    {
                        if (((Project) temp).Kind == ProjectKinds.vsProjectKindSolutionFolder)
                        {
                            project.AddRange(GetSolutionFolderProjects((Project) temp).Select(ParseProjectFolder));
                        }
                        else
                        {
                            project.Add(ParseProjectFolder((Project)temp));
                        }
                    }
                }
                catch (NotImplementedException)
                {
                    noLoadProjectCount++;
                }
            }
            return noLoadProjectCount;
        }

        private static string ParseProjectFolder(Project project)
        {
            var file = project.FullName;
            if (!string.IsNullOrEmpty(file))
            {
               return new FileInfo(file).Directory?.FullName;
            }
            return "";
        }

        private static List<Project> GetSolutionFolderProjects(Project solutionFolder)
        {
            List<Project> project = new List<Project>();
            for (var i = 1; i <= solutionFolder.ProjectItems.Count; i++)
            {
                var subProject = solutionFolder.ProjectItems.Item(i).SubProject;
                if (subProject == null)
                {
                    continue;
                }

                // If this is another solution folder, do a recursive call, otherwise add
                if (subProject.Kind == ProjectKinds.vsProjectKindSolutionFolder)
                {
                    project.AddRange(GetSolutionFolderProjects(subProject));
                }
                else
                {
                    project.Add(subProject);
                }
            }
            return project;
        }
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