keyeditor.h

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/*
 * Copyright (C) 2007-2016 Paul Davis <paul@linuxaudiosystems.com>
 * Copyright (C) 2008-2011 David Robillard <d@drobilla.net>
 * Copyright (C) 2016-2017 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.
 */
 
#pragma once
 
#include <string>
 
#include <ytkmm/action.h>
#include <ytkmm/buttonbox.h>
#include <ytkmm/notebook.h>
#include <ytkmm/scrolledwindow.h>
#include <ytkmm/treemodelfilter.h>
#include <ytkmm/treestore.h>
#include <ytkmm/treeview.h>
 
#include "widgets/searchbar.h"
 
#include "ardour_window.h"
 
namespace Gtkmm2ext {
        class Bindings;
}
 
class KeyEditor : public ArdourWindow
{
public:
        KeyEditor ();
 
        void add_tab (std::string const &name, Gtkmm2ext::Bindings&);
        void remove_tab (std::string const &name);
 
        static sigc::signal<void> UpdateBindings;
 
        void disconnect () {
                _refresh_connection.disconnect ();
        }
 
        static void print ();
 
private:
        class Tab : public Gtk::VBox
        {
        public:
                Tab (KeyEditor&, std::string const &name, Gtkmm2ext::Bindings*);
 
                uint32_t populate ();
                void unbind ();
                void bind (GdkEventKey* release_event, guint pressed_key);
                void action_selected ();
                void sort_column_changed ();
                void tab_mapped ();
                bool visible_func(const Gtk::TreeModel::const_iterator& iter) const;
 
                struct KeyEditorColumns : public Gtk::TreeModel::ColumnRecord {
                        KeyEditorColumns () {
                                add (name);
                                add (binding);
                                add (path);
                                add (bindable);
                                add (action);
                        }
                        Gtk::TreeModelColumn<std::string> name;
                        Gtk::TreeModelColumn<std::string> binding;
                        Gtk::TreeModelColumn<std::string> path;
                        Gtk::TreeModelColumn<bool> bindable;
                        Gtk::TreeModelColumn<Glib::RefPtr<Gtk::Action> > action;
                };
 
                Gtk::VBox vpacker;
                /* give KeyEditor full access to these. This is just a helper
                 * class with no special semantics
                 */
 
                KeyEditor& owner;
                std::string name;
                Gtkmm2ext::Bindings* bindings;
                Gtk::ScrolledWindow scroller;
                mutable Gtk::TreeView view;
                Glib::RefPtr<Gtk::TreeStore> data_model;
                Glib::RefPtr<Gtk::TreeModelFilter> filter;
                Glib::RefPtr<Gtk::TreeModelSort> sorted_filter;
                KeyEditorColumns columns;
                guint last_keyval;
 
        protected:
                bool key_press_event (GdkEventKey*);
                bool key_release_event (GdkEventKey*);
                Gtk::TreeModel::iterator find_action_path (Gtk::TreeModel::const_iterator begin, Gtk::TreeModel::const_iterator end, const std::string& path) const;
        };
 
        friend class Tab;
 
        Gtk::VBox vpacker;
        Gtk::Notebook notebook;
        Gtk::Button unbind_button;
        Gtk::HButtonBox unbind_box;
        Gtk::HBox reset_box;
        Gtk::Button reset_button;
        Gtk::Label reset_label;
        ArdourWidgets::SearchBar filter_entry;
        std::string filter_string;
        Gtk::Button print_button;
        Gtk::Label print_label;
 
        typedef std::vector<Tab*> Tabs;
 
        Tabs tabs;
        Tab* current_tab();
 
        void unbind ();
        void reset ();
        void refresh ();
        void page_change (GtkNotebookPage*, guint);
 
        unsigned int sort_column;
        Gtk::SortType sort_type;
        void toggle_sort_type ();
        void search_string_updated (const std::string&);
 
        sigc::connection _refresh_connection;
};