2 Copyright (C) 2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __gtk2_ardour_ardour_button_h__
20 #define __gtk2_ardour_ardour_button_h__
25 #include <gtkmm/action.h>
27 #include "pbd/signals.h"
28 #include "gtkmm2ext/binding_proxy.h"
29 #include "gtkmm2ext/activatable.h"
30 #include "gtkmm2ext/cairo_widget.h"
32 class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
42 Inactive = 0x40, // no _action is defined AND state is not used
43 RecButton = 0x80, // tenative, see commit message
46 static Element default_elements;
47 static Element led_default_elements;
48 static Element just_led_default_elements;
50 ArdourButton (Element e = default_elements);
51 ArdourButton (const std::string&, Element e = default_elements);
52 virtual ~ArdourButton ();
60 Tweaks tweaks() const { return _tweaks; }
61 void set_tweaks (Tweaks);
63 void set_active_state (Gtkmm2ext::ActiveState);
64 void set_visual_state (Gtkmm2ext::VisualState);
66 void set_act_on_release (bool onRelease) { _act_on_release = onRelease; }
68 Element elements() const { return _elements; }
69 void set_elements (Element);
70 void add_elements (Element);
72 void set_corner_radius (float);
73 void set_diameter (float);
75 void set_text (const std::string&);
76 const std::string& get_text () {return _text;}
77 void set_markup (const std::string&);
78 void set_angle (const double);
79 void set_alignment (const float, const float);
80 void get_alignment (float& xa, float& ya) {xa = _xalign; ya = _yalign;};
82 void set_led_left (bool yn);
83 void set_distinct_led_click (bool yn);
85 Glib::RefPtr<Pango::Layout> layout() const { return _layout; }
87 sigc::signal<void> signal_led_clicked;
88 sigc::signal<void> signal_clicked;
90 boost::shared_ptr<PBD::Controllable> get_controllable() { return binding_proxy.get_controllable(); }
91 void set_controllable (boost::shared_ptr<PBD::Controllable> c);
94 void set_related_action (Glib::RefPtr<Gtk::Action>);
96 bool on_button_press_event (GdkEventButton*);
97 bool on_button_release_event (GdkEventButton*);
99 void set_image (const Glib::RefPtr<Gdk::Pixbuf>&);
101 void set_fixed_colors (const uint32_t active_color, const uint32_t inactive_color);
103 void set_fallthrough_to_parent(bool fall) { _fallthrough_to_parent = fall; }
105 unsigned int char_pixel_width() { if (_char_pixel_width < 1) recalc_char_pixel_geometry() ; return _char_pixel_width; }
106 unsigned int char_pixel_height() { if (_char_pixel_height < 1) recalc_char_pixel_geometry() ; return _char_pixel_height; }
109 void render (cairo_t *, cairo_rectangle_t *);
110 void on_size_request (Gtk::Requisition* req);
111 void on_size_allocate (Gtk::Allocation&);
112 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
113 void on_name_changed ();
114 bool on_enter_notify_event (GdkEventCrossing*);
115 bool on_leave_notify_event (GdkEventCrossing*);
116 bool on_focus_in_event (GdkEventFocus*);
117 bool on_focus_out_event (GdkEventFocus*);
118 bool on_key_release_event (GdkEventKey *);
120 void controllable_changed ();
121 PBD::ScopedConnection watch_connection;
124 Glib::RefPtr<Pango::Layout> _layout;
125 Glib::RefPtr<Gdk::Pixbuf> _pixbuf;
129 BindingProxy binding_proxy;
131 void recalc_char_pixel_geometry ();
132 unsigned int _char_pixel_width;
133 unsigned int _char_pixel_height;
138 float _corner_radius;
142 float _xalign, _yalign;
144 uint32_t fill_inactive_color;
145 uint32_t fill_active_color;
147 uint32_t text_active_color;
148 uint32_t text_inactive_color;
150 uint32_t led_active_color;
151 uint32_t led_inactive_color;
153 cairo_pattern_t* convex_pattern;
154 cairo_pattern_t* concave_pattern;
156 cairo_pattern_t* led_inset_pattern;
158 cairo_rectangle_t* _led_rect;
160 bool _act_on_release;
162 bool _fixed_diameter;
163 bool _distinct_led_click;
166 bool _fixed_colors_set;
168 bool _fallthrough_to_parent;
170 void setup_led_rect ();
172 void color_handler ();
173 void build_patterns ();
175 void action_toggled ();
177 void action_sensitivity_changed ();
178 void action_visibility_changed ();
179 void action_tooltip_changed ();
182 #endif /* __gtk2_ardour_ardour_button_h__ */