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49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
#ifndef FTXUI_DOM_TAKE_ANY_ARGS_HPP
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#define FTXUI_DOM_TAKE_ANY_ARGS_HPP
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// IWYU pragma: private, include "ftxui/dom/elements.hpp"
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#include <type_traits>
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namespace ftxui {
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template <class T>
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void Merge(Elements& /*container*/, T /*element*/) {}
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template <>
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inline void Merge(Elements& container, Element element) {
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container.push_back(std::move(element));
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}
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template <>
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inline void Merge(Elements& container, Elements elements) {
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for (auto& element : elements)
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container.push_back(std::move(element));
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}
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// Turn a set of arguments into a vector.
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template <class... Args>
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Elements unpack(Args... args) {
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std::vector<Element> vec;
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(Merge(vec, std::move(args)), ...);
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return vec;
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}
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// Make |container| able to take any number of argments.
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#define TAKE_ANY_ARGS(container) \
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template <class... Args> \
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Element container(Args... children) { \
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return container(unpack(std::forward<Args>(children)...)); \
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}
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TAKE_ANY_ARGS(vbox)
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TAKE_ANY_ARGS(hbox)
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TAKE_ANY_ARGS(dbox)
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TAKE_ANY_ARGS(hflow)
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} // namespace ftxui
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#endif // FTXUI_DOM_TAKE_ANY_ARGS_HPP
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// Copyright 2020 Arthur Sonzogni. All rights reserved.
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// Use of this source code is governed by the MIT license that can be found in
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// the LICENSE file.
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