BrowserReloadOnSave.DteHelpers.GetRootFolder C# (CSharp) Метод

        public static string GetRootFolder(this Project project)
        {
            if (project == null || string.IsNullOrEmpty(project.FullName))
                return null;

            string fullPath;

            try
            {
                fullPath = project.Properties.Item("FullPath").Value as string;
            }
            catch (ArgumentException)
            {
                try
                {
                    // MFC projects don't have FullPath, and there seems to be no way to query existence
                    fullPath = project.Properties.Item("ProjectDirectory").Value as string;
                }
                catch (ArgumentException)
                {
                    // Installer projects have a ProjectPath.
                    fullPath = project.Properties.Item("ProjectPath").Value as string;
                }
            }

            if (string.IsNullOrEmpty(fullPath))
                return File.Exists(project.FullName) ? Path.GetDirectoryName(project.FullName) : null;

            if (Directory.Exists(fullPath))
                return fullPath;

            if (File.Exists(fullPath))
                return Path.GetDirectoryName(fullPath);

            return null;
        }