64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
/*
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* Nana GUI Library Definition
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* Nana C++ Library(http://www.nanapro.org)
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* Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
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*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* @file: nana/gui/wvl.hpp
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* @description:
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* the header file contains the files required for running of Nana.GUI
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*/
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#ifndef NANA_GUI_WVL_HPP
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#define NANA_GUI_WVL_HPP
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#include "programming_interface.hpp"
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#include "screen.hpp"
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#include "widgets/form.hpp"
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#include "drawing.hpp"
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#include "msgbox.hpp"
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#include "place.hpp"
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namespace nana
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{
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namespace detail
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{
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struct form_loader_private
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{
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template<typename, bool> friend class form_loader;
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private:
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static void insert_form(::nana::widget*);
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};
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template<typename Form, bool IsVisible>
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class form_loader
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{
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public:
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template<typename... Args>
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Form & operator()(Args &&... args) const
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{
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auto p = new Form(std::forward<Args>(args)...);
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if (p->empty())
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throw std::logic_error("form_loader failed to create the form");
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detail::form_loader_private::insert_form(p);
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if (IsVisible)
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p->show();
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return *p;
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}
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};
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}
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template<typename Form, bool IsVisible = true>
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using form_loader = detail::form_loader<Form, IsVisible>;
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void exec();
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}//end namespace nana
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#endif
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