nana/include/nana/gui/wvl.hpp
2019-04-14 14:49:01 +09:00

89 lines
2.4 KiB
C++

/**
* Nana GUI Library Definition
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2017 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file nana/gui/wvl.hpp
* @description
* the header file contains the files required for running of Nana.GUI
*/
#ifndef NANA_GUI_WVL_HPP
#define NANA_GUI_WVL_HPP
#include "programming_interface.hpp"
#include "screen.hpp"
#include "widgets/form.hpp"
#include "drawing.hpp"
#include "msgbox.hpp"
#include "place.hpp"
namespace nana
{
namespace detail
{
struct form_loader_private
{
template<typename, bool> friend class form_loader;
private:
static void insert_form(::nana::widget*);
};
template<typename Form, bool IsVisible>
class form_loader
{
public:
template<typename... Args>
Form & operator()(Args &&... args) const
{
auto p = new Form(std::forward<Args>(args)...);
if (p->empty())
throw std::logic_error("form_loader failed to create the form");
detail::form_loader_private::insert_form(p);
if (IsVisible)
p->show();
return *p;
}
};
}
template<typename Form, bool IsVisible = true>
using form_loader = detail::form_loader<Form, IsVisible>;
#ifdef NANA_AUTOMATIC_GUI_TESTING
/// @brief Take control of the GUI and optionally automatically tests it.
///
/// @detail It transfers to nana the program flow control, which begin pumping messages
/// from the underlying OS, interpreting and sending it with suitable arguments
/// to the nana widgets that registered a response in the corresponding event.
/// It also accept arguments to be used in case of automatic GUI testing.
/// Other Way the arguments are ignored.
void exec(
unsigned wait = 1, ///< for the GUI to be constructed, in seconds
unsigned wait_end = 1, ///< for the GUI to be destructed, in seconds
std::function<void()> = {} ///< emit events to mimics user actions and may assert results
);
/// send a click message to this widget - useful in GUI testing
void click(widget& w);
/// in seconds
void Wait(unsigned wait = 0);
#else
void exec();
#endif
}//end namespace nana
#endif