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livetrax/libs/gtkmm2ext/gtkmm2ext/barcontroller.h

84 lines
2.3 KiB
C++

/*
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/alignment.h>
#include <cairo.h>
#include "gtkmm2ext/visibility.h"
#include "gtkmm2ext/binding_proxy.h"
#include "gtkmm2ext/slider_controller.h"
namespace Gtkmm2ext {
class LIBGTKMM2EXT_API BarController : public Gtk::Alignment
{
public:
BarController (Gtk::Adjustment& adj, boost::shared_ptr<PBD::Controllable>);
virtual ~BarController ();
void set_sensitive (bool yn);
PixFader::Tweaks tweaks() const { return _slider.tweaks (); }
void set_tweaks (PixFader::Tweaks t) { _slider.set_tweaks (t);}
sigc::signal<void> StartGesture;
sigc::signal<void> StopGesture;
/* export this to allow direct connection to button events */
Gtk::Widget& event_widget() { return _slider; }
/** Emitted when the adjustment spinner is activated or deactivated;
* the parameter is true on activation, false on deactivation.
*/
sigc::signal<void, bool> SpinnerActive;
protected:
bool on_button_press_event (GdkEventButton*);
bool on_button_release_event (GdkEventButton*);
void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
virtual std::string get_label (double& /*x*/) {
return "";
}
private:
HSliderController _slider;
bool entry_focus_out (GdkEventFocus*);
void entry_activated ();
void before_expose ();
gint switch_to_bar ();
gint switch_to_spinner ();
bool _switching;
bool _switch_on_release;
void passtrhu_gesture_start() { StartGesture (); }
void passtrhu_gesture_stop() { StopGesture (); }
};
}; /* namespace */
#endif // __gtkmm2ext_bar_controller_h__