midi_list_editor.h

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/*
    Copyright (C) 2009 Paul Davis

        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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef __ardour_gtk2_midi_list_editor_h_
#define __ardour_gtk2_midi_list_editor_h_

#include <gtkmm/treeview.h>
#include <gtkmm/table.h>
#include <gtkmm/box.h>
#include <gtkmm/liststore.h>
#include <gtkmm/scrolledwindow.h>

#include "evoral/types.hpp"

#include "ardour/session_handle.h"

#include "ardour_window.h"

namespace Evoral {
        template<typename Time> class Note;
};

namespace ARDOUR {
        class MidiRegion;
        class MidiModel;
        class MidiTrack;
        class Session;
};

class MidiListEditor : public ArdourWindow
{
  public:
        typedef Evoral::Note<Evoral::Beats> NoteType;

        MidiListEditor(ARDOUR::Session*, boost::shared_ptr<ARDOUR::MidiRegion>,
                       boost::shared_ptr<ARDOUR::MidiTrack>);
        ~MidiListEditor();

  private:
        struct MidiListModelColumns : public Gtk::TreeModel::ColumnRecord {
                MidiListModelColumns() {
                        add (channel);
                        add (note);
                        add (note_name);
                        add (velocity);
                        add (start);
                        add (length);
                        add (_note);
                };
                Gtk::TreeModelColumn<uint8_t>     channel;
                Gtk::TreeModelColumn<uint8_t>     note;
                Gtk::TreeModelColumn<std::string> note_name;
                Gtk::TreeModelColumn<uint8_t>     velocity;
                Gtk::TreeModelColumn<std::string> start;
                Gtk::TreeModelColumn<std::string> length;
                Gtk::TreeModelColumn<boost::shared_ptr<NoteType> > _note;
        };

        struct NoteLengthColumns : public Gtk::TreeModel::ColumnRecord {
                NoteLengthColumns() {
                        add (ticks);
                        add (name);
                }
                Gtk::TreeModelColumn<int>         ticks;
                Gtk::TreeModelColumn<std::string> name;
        };

        MidiListModelColumns         columns;
        Glib::RefPtr<Gtk::ListStore> model;
        NoteLengthColumns            note_length_columns;
        Glib::RefPtr<Gtk::ListStore> note_length_model;
        Gtk::TreeView                view;
        Gtk::ScrolledWindow          scroller;
        Gtk::TreeModel::Path         edit_path;
        int                          edit_column;
        Gtk::CellRendererText*       editing_renderer;
        Gtk::CellEditable*           editing_editable;
        Gtk::Table                   buttons;
        Gtk::VBox                    vbox;
        Gtk::ToggleButton            sound_notes_button;

        boost::shared_ptr<ARDOUR::MidiRegion> region;
        boost::shared_ptr<ARDOUR::MidiTrack>  track;

        PBD::ScopedConnection content_connection;

        void edited (const std::string&, const std::string&);
        void editing_started (Gtk::CellEditable*, const std::string& path, int);
        void editing_canceled ();
        void stop_editing (bool cancelled = false);

        void redisplay_model ();

        bool key_press (GdkEventKey* ev);
        bool key_release (GdkEventKey* ev);
        bool scroll_event (GdkEventScroll*);

        void delete_selected_note ();
        void selection_changed ();
};

#endif /* __ardour_gtk2_midi_list_editor_h_ */