Tomboy.NoteRecentChanges.FilterNotes C# (CSharp) Method

		bool FilterNotes (Gtk.TreeModel model, Gtk.TreeIter iter)
		{
			Note note = model.GetValue (iter, 3 /* note */) as Note;
			if (note == null)
				return false;

			// Don't show the template notes in the list
			Tag template_tag = TagManager.GetOrCreateSystemTag (TagManager.TemplateNoteSystemTag);
			if (note.ContainsTag (template_tag))
				return false;

			Notebooks.Notebook selected_notebook = GetSelectedNotebook ();
			if (selected_notebook is Notebooks.UnfiledNotesNotebook) {
				// If the note belongs to a notebook, return false
				// since the only notes that should be shown in this
				// case are notes that are unfiled (not in a notebook).
				if (Notebooks.NotebookManager.GetNotebookFromNote (note) != null)
					return false;
			}

			bool passes_search_filter = FilterBySearch (note);
			if (passes_search_filter == false)
				return false; // don't waste time checking tags if it's already false

			bool passes_tag_filter = FilterByTag (note);

			// Must pass both filters to appear in the list
			return passes_tag_filter && passes_search_filter;
		       // return true;
		}