Microsoft.VisualStudio.Project.SolutionListenerForProjectReferenceUpdate.OnAfterRenameProject C# (CSharp) Method

        public override int OnAfterRenameProject(IVsHierarchy hierarchy)
        {
            if(hierarchy == null)
            {
                return VSConstants.E_INVALIDARG;
            }

            try
            {
                List<ProjectReferenceNode> projectReferences = this.GetProjectReferencesContainingThisProject(hierarchy);

                // Collect data that is needed to initialize the new project reference node.
                string projectRef;
                ErrorHandler.ThrowOnFailure(this.Solution.GetProjrefOfProject(hierarchy, out projectRef));

                object nameAsObject;
                ErrorHandler.ThrowOnFailure(hierarchy.GetProperty(VSConstants.VSITEMID_ROOT, (int)__VSHPROPID.VSHPROPID_Name, out nameAsObject));
                string projectName = (string)nameAsObject;

                string projectPath = String.Empty;

                IVsProject3 project = hierarchy as IVsProject3;

                if(project != null)
                {
                    ErrorHandler.ThrowOnFailure(project.GetMkDocument(VSConstants.VSITEMID_ROOT, out projectPath));
                    projectPath = Path.GetDirectoryName(projectPath);
                }

                // Remove and re add the node.
                foreach(ProjectReferenceNode projectReference in projectReferences)
                {
                    ProjectNode projectMgr = projectReference.ProjectMgr;
                    IReferenceContainer refContainer = projectMgr.GetReferenceContainer();
                    projectReference.Remove(false);

                    VSCOMPONENTSELECTORDATA selectorData = new VSCOMPONENTSELECTORDATA();
                    selectorData.type = VSCOMPONENTTYPE.VSCOMPONENTTYPE_Project;
                    selectorData.bstrTitle = projectName;
                    selectorData.bstrFile = projectPath;
                    selectorData.bstrProjRef = projectRef;
                    refContainer.AddReferenceFromSelectorData(selectorData);
                }
            }
            catch(COMException e)
            {
                return e.ErrorCode;
            }

            return VSConstants.S_OK;
        }