2 Copyright (C) 2004 Paul Davis
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; either version 2 of the License, or
6 (at your option) any later version.
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __gtkmm2ext_bar_controller_h__
20 #define __gtkmm2ext_bar_controller_h__
22 #include <gtkmm/frame.h>
23 #include <gtkmm/drawingarea.h>
24 #include <gtkmm2ext/binding_proxy.h>
30 class BarController : public Gtk::Frame
33 BarController (Gtk::Adjustment& adj, boost::shared_ptr<PBD::Controllable>);
35 virtual ~BarController ();
48 barStyle style() const { return _style; }
49 void set_style (barStyle);
50 void set_use_parent (bool yn);
52 void set_sensitive (bool yn);
54 void set_logarithmic (bool yn) { logarithmic = yn; }
56 sigc::signal<void> StartGesture;
57 sigc::signal<void> StopGesture;
59 /* export this to allow direct connection to button events */
61 Gtk::Widget& event_widget() { return darea; }
63 boost::shared_ptr<PBD::Controllable> get_controllable() { return binding_proxy.get_controllable(); }
64 void set_controllable(boost::shared_ptr<PBD::Controllable> c) { binding_proxy.set_controllable(c); }
66 /** Emitted when the adjustment spinner is activated or deactivated;
67 * the parameter is true on activation, false on deactivation.
69 sigc::signal<void, bool> SpinnerActive;
72 Gtk::Adjustment& adjustment;
73 BindingProxy binding_proxy;
74 Gtk::DrawingArea darea;
75 Glib::RefPtr<Pango::Layout> layout;
79 bool switch_on_release;
82 GdkWindow* grab_window;
83 Gtk::SpinButton spinner;
86 sigc::slot<std::string> _label_slot;
89 virtual std::string get_label (double& /*x*/) {
93 void create_patterns();
94 Cairo::RefPtr<Cairo::Pattern> pattern;
95 Cairo::RefPtr<Cairo::Pattern> shine_pattern;
97 virtual bool button_press (GdkEventButton *);
98 virtual bool button_release (GdkEventButton *);
99 virtual bool motion (GdkEventMotion *);
100 virtual bool expose (GdkEventExpose *);
101 virtual bool scroll (GdkEventScroll *);
102 virtual bool entry_focus_out (GdkEventFocus*);
104 gint mouse_control (double x, GdkWindow* w, double scaling);
106 gint switch_to_bar ();
107 gint switch_to_spinner ();
109 void entry_activated ();
112 int entry_input (double* new_value);
113 bool entry_output ();
119 #endif // __gtkmm2ext_bar_controller_h__