45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
#ifndef BWIDGETS_LAYOUT_HPP
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#define BWIDGETS_LAYOUT_HPP
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#include <functional>
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#include <vector>
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#include <basic_widgets/core/type/size.hpp>
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#include <basic_widgets/w/base/widget.hpp>
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namespace bwidgets
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{
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class Renderer;
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}
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namespace bwidgets
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{
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class Layout : public Widget
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{
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protected:
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std::vector<std::shared_ptr<Widget>> _widgets;
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void _handle_geometry_change(const SDL_Rect&) override;
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void _handle_renderer_change(const std::shared_ptr<Renderer>&) override;
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void _handle_rendering() override;
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virtual void _update_layout(const SDL_Rect&) = 0;
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public:
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static const Size default_margins;
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Size margins = default_margins;
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Layout(Widget* p = nullptr) : Widget(p) {}
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auto handle_event(const SDL_Event&) -> Layout* override;
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[[nodiscard]] auto size() const noexcept -> Size override = 0;
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virtual auto add_widget(const std::shared_ptr<Widget>&) -> Layout*;
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virtual void
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for_widgets(const std::function<void(Widget*)>&);
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};
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}
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#endif
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