stripable_treemodel.h

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/*
 * Copyright (C) 2017 Robin Gareus <robin@gareus.org>
 *
 * 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 2 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef __gtk2_ardour_stripable_treemodel_h__
#define __gtk2_ardour_stripable_treemodel_h__
 
#include <cstdint>
#include <memory>
#include <set>
 
#include <gtkmm/treemodel.h>
 
namespace ARDOUR {
        class Session;
        class Stripable;
}
 
class AxisView;
class AxisViewProvider;
class StripableSorter;
 
class StripableTreeModel : public Gtk::TreeModel, public Glib::Object
{
protected:
        StripableTreeModel (AxisViewProvider&);
        virtual ~StripableTreeModel();
 
public:
        static Glib::RefPtr<StripableTreeModel> create (AxisViewProvider&);
        void set_session (ARDOUR::Session&);
 
protected:
        Gtk::TreeModelFlags get_flags_vfunc() const;
        int   get_n_columns_vfunc() const;
        GType get_column_type_vfunc(int index) const;
        void  get_value_vfunc(const TreeModel::iterator& iter, int column, Glib::ValueBase& value) const;
        bool  iter_next_vfunc(const iterator& iter, iterator& iter_next) const;
        bool  iter_children_vfunc(const iterator& parent, iterator& iter) const;
        bool  iter_has_child_vfunc(const iterator& iter) const;
        int   iter_n_children_vfunc(const iterator& iter) const;
        int   iter_n_root_children_vfunc() const;
        bool  iter_nth_child_vfunc(const iterator& parent, int n, iterator& iter) const;
        bool  iter_nth_root_child_vfunc(int n, iterator& iter) const;
        bool  iter_parent_vfunc(const iterator& child, iterator& iter) const;
        Path  get_path_vfunc(const iterator& iter) const;
        bool  get_iter_vfunc(const Path& path, iterator& iter) const;
        bool  iter_is_valid(const iterator& iter) const;
 
public:
        typedef Gtk::TreeModelColumn<std::string> StringColumn;
        typedef Gtk::TreeModelColumn<bool>        BoolColumn;
        typedef Gtk::TreeModelColumn<uint32_t>    UnsignedColumn;
        typedef Gtk::TreeModelColumn<AxisView*> AVColumn;
        typedef Gtk::TreeModelColumn<std::shared_ptr<ARDOUR::Stripable> > StripableColumn;
 
        struct Columns : public Gtk::TreeModel::ColumnRecord
        {
                Columns () {
                        add (text);
                        add (visible);
                        add (rec_state);
                        add (rec_safe);
                        add (mute_state);
                        add (solo_state);
                        add (solo_visible);
                        add (solo_isolate_state);
                        add (solo_safe_state);
                        add (is_track);
                        add (av);
                        add (stripable);
                        add (name_editable);
                        add (is_input_active);
                        add (is_midi);
                        add (active);
                }
 
                StringColumn text;
                BoolColumn visible;
                UnsignedColumn rec_state;
                UnsignedColumn rec_safe;
                UnsignedColumn mute_state;
                UnsignedColumn solo_state;
                BoolColumn solo_visible;
                UnsignedColumn solo_isolate_state;
                UnsignedColumn solo_safe_state;
                BoolColumn is_track;
                AVColumn av;
                StripableColumn stripable;
                BoolColumn name_editable;
                BoolColumn is_input_active;
                BoolColumn is_midi;
                BoolColumn active;
        };
 
        Columns columns;
 
private:
        ARDOUR::Session* _session;
        AxisViewProvider& axis_view_provider;
 
        int n_columns;
 
        void text_value (std::shared_ptr<ARDOUR::Stripable> stripable, Glib::ValueBase& value) const;
 
        struct Glue
        {
                Glue (std::shared_ptr<ARDOUR::Stripable>);
 
                std::weak_ptr<ARDOUR::Stripable> stripable;
        };
 
        typedef std::set<Glue*> GlueList;
        mutable GlueList glue_list;
        void remember_glue_item (Glue*) const;
};
 
#endif /* __gtk2_ardour_stripable_treemodel_h__ */