public FileNodeViewModel(FileModel file, BaseNodeViewModel parent)
     : base(file.FullFileName, file.Title, parent, file.IsFolder || file.IsDocumentFolder)
 {
     File = file;
 }
		public ProjectNodeViewModel(BaseNodeViewModel parent, ProjectModel project) : base(project.File.FullFileName, project.Name, parent, true)
		{
			Project = project;
			IsBold = true;
		}