bwidgets/inc/basic_widgets/abstract/layout.hpp

#ifndef LAYOUT_HPP
#define LAYOUT_HPP

#include <vector>

#include <basic_widgets/abstract/widget.hpp>

namespace bwidgets::abstract
{
    class Layout : public abstract::Widget
    {
        protected:
            std::vector<Widget*> _widgets;

            virtual void _update_layout() noexcept = 0;

        public:
            Widget::Size margins {4, 4};

            virtual ~Layout() noexcept;

            virtual void add_widget(Widget*);
            virtual void handle_event(const SDL_Event&)     override;
            virtual void render(SDL_Renderer*)              override;
            virtual void viewport(const SDL_Rect&) noexcept override;

            virtual Widget::Size size() const      noexcept  override = 0;
    };
}

#endif