65 lines
1.4 KiB
C++
65 lines
1.4 KiB
C++
/*
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* Screen Informations
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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/screen.hpp
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*/
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#ifndef NANA_GUI_SCREEN_HPP
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#define NANA_GUI_SCREEN_HPP
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#include "basis.hpp"
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#include <functional>
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#include <memory>
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namespace nana
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{
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/// The monitor display metrics
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class display
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{
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public:
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virtual ~display() = default;
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/// The index of monitor.
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virtual std::size_t get_index() const = 0;
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virtual bool is_primary_monitor() const = 0;
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/// Returns the positional coordinates and size of the display device in reference to the desktop area
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virtual const ::nana::rectangle& area() const = 0;
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virtual const ::nana::rectangle& workarea() const = 0;
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};
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class screen
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{
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struct implement;
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public:
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static ::nana::size desktop_size();
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static ::nana::size primary_monitor_size();
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screen();
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/// Reload has no preconditions, it's safe to call on moved-from
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void reload();
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/// Returns the number of display monitors
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std::size_t count() const;
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display& from_point(const point&);
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display& from_window(window);
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display& get_display(std::size_t index) const;
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display& get_primary() const;
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void for_each(std::function<void(display&)>) const;
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private:
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std::shared_ptr<implement> impl_;
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};
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}//end namespace nana
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#endif
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