/* FontListFilter.vala
 *
 * Copyright (C) 2009 - 2019 Jerry Casiano
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.
 *
 * If not, see <http://www.gnu.org/licenses/gpl-3.0.txt>.
*/

namespace FontManager {

    public int filter_sort (Filter a, Filter b) {
        return (a.index - b.index);
    }

    public class FontListFilter : Filter, Cacheable {

        public virtual string name { owned get; set; }
        public virtual string icon { owned get; set; }
        public virtual string comment { owned get; set; }
        public virtual int index { get; set; default = 0; }
        public virtual int size { get { return 0; } }

        public bool requires_update { get; set; default = true; }

        public virtual void update () {
            return;
        }

        public virtual bool visible_func (Gtk.TreeModel model, Gtk.TreeIter iter) {
            return true;
        }

    }

}
