////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
////////////////////////////////////////////////////////////////////////////////////////

#include "NstResourceClipboard.hpp"

namespace Nestopia
{
	namespace Resource
	{
		Clipboard::Clipboard(HWND hWnd)
		:
		open   (::IsClipboardFormatAvailable( CF_UNICODETEXT ) && ::OpenClipboard( hWnd )),
		handle (open ? ::GetClipboardData( CF_UNICODETEXT ) : NULL),
		object (handle ? ::GlobalLock( handle ) : NULL)
		{
		}

		bool Clipboard::Available()
		{
			return ::IsClipboardFormatAvailable( CF_UNICODETEXT );
		}

		Clipboard::~Clipboard()
		{
			if (open)
			{
				if (object)
					::GlobalUnlock( handle );

				::CloseClipboard();
			}
		}
	}
}