gui_generic_elements.hpp

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namespace ui {
    class generic_callback_button : public button_element_base {
    public:
        std::function<void(generic_callback_button&, sys::state&)> on_button_action = nullptr;
        std::function<void(generic_callback_button&, sys::state&)> on_button_update = nullptr;
        std::function<void(generic_callback_button&, sys::state&, text::columnar_layout&)> on_tooltip = nullptr;
 
        void on_update(sys::state& state) noexcept override {
            on_button_update(*this, state);
        }
 
        void button_action(sys::state& state) noexcept override {
            on_button_action(*this, state);
        }
 
        tooltip_behavior has_tooltip(sys::state& state) noexcept override {
            return tooltip_behavior::variable_tooltip;
        }
 
        void update_tooltip(sys::state& state, int32_t x, int32_t y, text::columnar_layout& contents) noexcept override {
            on_tooltip(*this, state, contents);
        }
    };
}