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/*
Copyright (C) 2004 Paul Davis
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 __gtkmm2ext_bar_controller_h__
#define __gtkmm2ext_bar_controller_h__
#include <gtkmm/frame.h>
#include <gtkmm/drawingarea.h>
#include <gtkmm2ext/binding_proxy.h>
namespace ARDOUR {
class Controllable;
}
namespace Gtkmm2ext {
class BarController : public Gtk::Frame
{
public:
BarController (Gtk::Adjustment& adj, PBD::Controllable&, sigc::slot<void,char*,unsigned int>);
virtual ~BarController () {}
enum Style {
LeftToRight,
RightToLeft,
Line,
CenterOut,
TopToBottom,
BottomToTop
};
Style style() const { return _style; }
void set_style (Style);
void set_with_text (bool yn);
void set_use_parent (bool yn);
void set_sensitive (bool yn);
Gtk::SpinButton& get_spin_button() { return spinner; }
sigc::signal<void> StartGesture;
sigc::signal<void> StopGesture;
/* export this to allow direct connection to button events */
Gtk::Widget& event_widget() { return darea; }
protected:
Gtk::Adjustment& adjustment;
BindingProxy binding_proxy;
Gtk::DrawingArea darea;
sigc::slot<void,char*,unsigned int> label_callback;
Glib::RefPtr<Pango::Layout> layout;
Style _style;
bool grabbed;
bool switching;
bool switch_on_release;
bool with_text;
double initial_value;
double grab_x;
GdkWindow* grab_window;
Gtk::SpinButton spinner;
bool use_parent;
virtual bool button_press (GdkEventButton *);
virtual bool button_release (GdkEventButton *);
virtual bool motion (GdkEventMotion *);
virtual bool expose (GdkEventExpose *);
virtual bool scroll (GdkEventScroll *);
virtual bool entry_focus_out (GdkEventFocus*);
gint mouse_control (double x, GdkWindow* w, double scaling);
gint switch_to_bar ();
gint switch_to_spinner ();
void entry_activated ();
void drop_grab ();
};
}; /* namespace */
#endif // __gtkmm2ext_bar_controller_h__
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