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, // tentative, see commit message
44 RecTapeMode = 0x100, // tentative
45 CloseCross = 0x200, // tentative
48 static Element default_elements;
49 static Element led_default_elements;
50 static Element just_led_default_elements;
52 ArdourButton (Element e = default_elements);
53 ArdourButton (const std::string&, Element e = default_elements);
54 virtual ~ArdourButton ();
62 Tweaks tweaks() const { return _tweaks; }
63 void set_tweaks (Tweaks);
65 void set_active_state (Gtkmm2ext::ActiveState);
66 void set_visual_state (Gtkmm2ext::VisualState);
68 void set_custom_led_color (const uint32_t c, const bool useit = true);
70 void set_act_on_release (bool onRelease) { _act_on_release = onRelease; }
72 Element elements() const { return _elements; }
73 void set_elements (Element);
74 void add_elements (Element);
76 void set_corner_radius (float);
78 void set_text (const std::string&);
79 const std::string& get_text () {return _text;}
80 void set_angle (const double);
81 void set_alignment (const float, const float);
82 void get_alignment (float& xa, float& ya) {xa = _xalign; ya = _yalign;};
84 void set_led_left (bool yn);
85 void set_distinct_led_click (bool yn);
87 void set_layout_ellipsize_width (int w);
88 void set_layout_font (const Pango::FontDescription&);
89 void set_text_ellipsize (Pango::EllipsizeMode);
91 sigc::signal<void> signal_led_clicked;
92 sigc::signal<void> signal_clicked;
94 boost::shared_ptr<PBD::Controllable> get_controllable() { return binding_proxy.get_controllable(); }
95 void set_controllable (boost::shared_ptr<PBD::Controllable> c);
98 void set_related_action (Glib::RefPtr<Gtk::Action>);
100 bool on_button_press_event (GdkEventButton*);
101 bool on_button_release_event (GdkEventButton*);
103 void set_image (const Glib::RefPtr<Gdk::Pixbuf>&);
105 void set_fixed_colors (const uint32_t active_color, const uint32_t inactive_color);
107 void set_fallthrough_to_parent(bool fall) { _fallthrough_to_parent = fall; }
109 unsigned int char_pixel_width() { if (_char_pixel_width < 1) recalc_char_pixel_geometry() ; return _char_pixel_width; }
110 unsigned int char_pixel_height() { if (_char_pixel_height < 1) recalc_char_pixel_geometry() ; return _char_pixel_height; }
111 float char_avg_pixel_width() { if (_char_pixel_width < 1) recalc_char_pixel_geometry() ; return _char_avg_pixel_width; }
114 void render (cairo_t *, cairo_rectangle_t *);
115 void on_size_request (Gtk::Requisition* req);
116 void on_size_allocate (Gtk::Allocation&);
117 void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
118 void on_name_changed ();
120 bool on_enter_notify_event (GdkEventCrossing*);
121 bool on_leave_notify_event (GdkEventCrossing*);
122 bool on_focus_in_event (GdkEventFocus*);
123 bool on_focus_out_event (GdkEventFocus*);
124 bool on_key_release_event (GdkEventKey *);
126 void controllable_changed ();
127 PBD::ScopedConnection watch_connection;
130 Glib::RefPtr<Pango::Layout> _layout;
131 Glib::RefPtr<Gdk::Pixbuf> _pixbuf;
135 BindingProxy binding_proxy;
137 void recalc_char_pixel_geometry ();
138 unsigned int _char_pixel_width;
139 unsigned int _char_pixel_height;
140 float _char_avg_pixel_width;
145 float _corner_radius;
149 float _xalign, _yalign;
151 uint32_t fill_inactive_color;
152 uint32_t fill_active_color;
154 uint32_t text_active_color;
155 uint32_t text_inactive_color;
157 uint32_t led_active_color;
158 uint32_t led_inactive_color;
159 uint32_t led_custom_color;
160 bool use_custom_led_color;
162 cairo_pattern_t* convex_pattern;
163 cairo_pattern_t* concave_pattern;
164 cairo_pattern_t* led_inset_pattern;
165 cairo_rectangle_t* _led_rect;
167 bool _act_on_release;
169 bool _distinct_led_click;
172 bool _fixed_colors_set;
173 bool _fallthrough_to_parent;
174 int _layout_ellipsize_width;
175 Pango::EllipsizeMode _ellipsis;
179 void setup_led_rect ();
181 void color_handler ();
182 void build_patterns ();
183 void ensure_layout ();
185 void action_toggled ();
186 void action_sensitivity_changed ();
187 void action_visibility_changed ();
188 void action_tooltip_changed ();
191 #endif /* __gtk2_ardour_ardour_button_h__ */