hideable.hpp

#ifndef TERMOX_WIDGET_WIDGETS_HIDEABLE_HPP
#define TERMOX_WIDGET_WIDGETS_HIDEABLE_HPP
#include <utility>
 
#include <termox/widget/layouts/stack.hpp>
#include <termox/widget/pair.hpp>
#include <termox/widget/widget.hpp>
 
namespace ox {
 
template <typename Widget_t>
class Hideable : public SPair<Widget, Widget_t> {
   public:
    using Parameters = typename Widget_t::Parameter;
 
   public:
    Widget_t& w = this->second;
 
   public:
    Hideable()
    {
        this->set_active_page(widget_index_);
        this->give_focus_on_change(false);
    }
 
 
    explicit Hideable(Parameters p) : SPair<Widget, Widget_t>{{}, p}
    {
        this->set_active_page(widget_index_);
        this->give_focus_on_change(false);
    }
 
   public:
    void show() { this->set_active_page(widget_index_); }
 
    void hide() { this->set_active_page(blank_index_); }
 
    [[nodiscard]] auto is_hidden() const -> bool
    {
        return this->active_page_index() == blank_index_;
    }
 
   private:
    static constexpr auto blank_index_  = 0uL;
    static constexpr auto widget_index_ = 1uL;
};
 
template <typename Widget_t>
[[nodiscard]] auto hideable() -> std::unique_ptr<Hideable<Widget_t>>
{
    return std::make_unique<Hideable<Widget_t>>();
}
 
template <typename Widget_t>
[[nodiscard]] auto hideable(typename Hideable<Widget_t>::Parameters p)
    -> std::unique_ptr<Hideable<Widget_t>>
{
    return std::make_unique<Hideable<Widget_t>>(std::move(p));
}
 
}  // namespace ox
#endif  // TERMOX_WIDGET_WIDGETS_HIDEABLE_HPP