1 /*
2  * Copyright (C) 2014 Paul Davis <paul@linuxaudiosystems.com>
3  * Copyright (C) 2017-2018 Robin Gareus <robin@gareus.org>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 #ifndef _WIDGETS_ARDOUR_DROPDOWN_H_
21 #define _WIDGETS_ARDOUR_DROPDOWN_H_
22 
23 #include <list>
24 #include <stdint.h>
25 
26 #include <gtkmm/action.h>
27 #include <gtkmm/menu.h>
28 #include <gtkmm/menuitem.h>
29 
30 #include "widgets/ardour_button.h"
31 #include "widgets/visibility.h"
32 
33 namespace ArdourWidgets {
34 
35 class LIBWIDGETS_API ArdourDropdown : public ArdourButton
36 {
37 public:
38 
39 	ArdourDropdown (Element e = default_elements);
40 	virtual ~ArdourDropdown ();
41 
42 	bool on_button_press_event (GdkEventButton*);
43 	bool on_scroll_event (GdkEventScroll*);
44 	void menu_size_request(Gtk::Requisition*);
45 
46 	void clear_items ();
47 	void AddMenuElem (Gtk::Menu_Helpers::Element e);
48 
49 	void disable_scrolling();
50 
items()51 	Gtk::Menu_Helpers::MenuList& items () { return _menu.items (); }
52 
53 	void append_text_item (std::string const& text);
54 	void set_active (std::string const& text);
55 
56 protected:
57 	void default_text_handler (std::string const&);
58 
59 private:
60 	Gtk::Menu      _menu;
61 
62 	bool _scrolling_disabled;
63 };
64 
65 } /* end namespace */
66 
67 #endif
68