public override FileNode CreateFileNode(ProjectElement item)
{
TeXProjectFileNode node = new TeXProjectFileNode(this, item);
node.OleServiceProvider.AddService(typeof(EnvDTE.Project), new OleServiceProvider.ServiceCreatorCallback(this.CreateServices), false);
node.OleServiceProvider.AddService(typeof(ProjectItem), node.ServiceCreator, false);
node.OleServiceProvider.AddService(typeof(VSProject), new OleServiceProvider.ServiceCreatorCallback(this.CreateServices), false);
return node;
}