SlideEvent.h

// -------------------------------------------------------------------------
#ifndef SlideEvent_H_
#define SlideEvent_H_
// -------------------------------------------------------------------------
#include <ostream>
#include <gtkmm.h>
// -------------------------------------------------------------------------
class SlideEvent
{
    public:

        SlideEvent();
        ~SlideEvent();

        void set_widget( Gtk::Widget& w );
        
        inline void set_w_zone( double w ){ w_zone = w; }

        inline void set_way_length( double l ){ way_length = l; }

        enum SlideEventID
        {
            toLeftSlideEvent,  
            toRightSlideEvent, 
            toDownSlideEvent,  
            toUpSlideEvent     
        };
        friend std::ostream& operator<<( std::ostream& os, SlideEventID i );

        typedef sigc::signal<void,SlideEventID> SlideEvent_Signal;

        SlideEvent_Signal signal_slide_event();

        // для удобства можно подключится к конкретному событию
        typedef sigc::signal<void> SlideVoidEvent_Signal;
        SlideVoidEvent_Signal signal_toleft_slide_event();
        SlideVoidEvent_Signal signal_toright_slide_event();
        SlideVoidEvent_Signal signal_toup_slide_event();
        SlideVoidEvent_Signal signal_todown_slide_event();

    protected:

        bool on_motion_event(GdkEvent *event);
        Gtk::Widget* widget;
        
        double prev_x;
        double prev_y;
        gint32 prev_t;

        bool but_pressed;
        double w_zone;
        double way_length;

        SlideEvent_Signal s_event;
        SlideVoidEvent_Signal l_event;
        SlideVoidEvent_Signal r_event;
        SlideVoidEvent_Signal u_event;
        SlideVoidEvent_Signal d_event;

    private:
};
// -------------------------------------------------------------------------
#endif // SlideEvent_H_
// -------------------------------------------------------------------------