Add missing files.

[ardour.git] / gtk2_ardour / visibility_group.h

diff --git a/gtk2_ardour/visibility_group.h b/gtk2_ardour/visibility_group.h
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+++ b/gtk2_ardour/visibility_group.h
@@ -0,0 +1,85 @@
+/*
+    Copyright (C) 2011 Paul Davis
+    Author: Carl Hetherington <cth@carlh.net>
+
+    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_visibility_group__
+#define __ardour_visibility_group__
+
+#include <gtkmm/liststore.h>
+#include "pbd/signals.h"
+
+class XMLNode;
+class XMLProperty;
+
+/** A class to manage a group of widgets where the visibility of each
+ *  can be configured by the user.  The class can generate a menu to
+ *  set up visibility, and save and restore visibility state to XML.
+ */
+
+class VisibilityGroup
+{
+public:
+       VisibilityGroup (std::string const &);
+       
+       void add (Gtk::Widget *, std::string const &, std::string const &, bool visible = true);
+       Gtk::Menu* menu ();
+       Gtk::Widget* list_view ();
+       bool button_press_event (GdkEventButton *);
+       void update ();
+       void set_state (XMLNode const &);
+       void set_state (std::string);
+       std::string get_state_name () const;
+       std::string get_state_value () const;
+
+       PBD::Signal0<void> VisibilityChanged;
+       
+private:
+
+       struct Member {
+               Gtk::Widget* widget;
+               std::string  id;
+               std::string  name;
+               bool         visible;
+       };
+
+       class ModelColumns : public Gtk::TreeModelColumnRecord {
+       public:
+               ModelColumns () {
+                       add (_visible);
+                       add (_name);
+                       add (_iterator);
+               }
+
+               Gtk::TreeModelColumn<bool> _visible;
+               Gtk::TreeModelColumn<std::string> _name;
+               Gtk::TreeModelColumn<std::vector<Member>::iterator> _iterator;
+       };
+
+       void toggle (std::vector<Member>::iterator);
+       void list_view_visible_changed (std::string const &);
+       void update_list_view ();
+
+       std::vector<Member> _members;
+       std::string _xml_property_name;
+       ModelColumns _model_columns;
+       Glib::RefPtr<Gtk::ListStore> _model;
+       bool _ignore_list_view_change;
+};
+
+#endif