StringPairDrag.h

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/*
 * StringPairDrag.h - class StringPairDrag which provides general support
 *                      for drag'n'drop of string-pairs
 *
 * Copyright (c) 2005-2007 Tobias Doerffel <tobydox/at/users.sourceforge.net>
 *
 * This file is part of LMMS - https://lmms.io
 *
 * This program 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.
 *
 * This program 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 this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */
 
#ifndef LMMS_GUI_STRING_PAIR_DRAG_H
#define LMMS_GUI_STRING_PAIR_DRAG_H
 
#include <QDrag>
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QMimeData>
 
#include "lmms_export.h"
 
class QPixmap;
 
namespace lmms::gui
{
 
 
class LMMS_EXPORT StringPairDrag : public QDrag
{
public:
    StringPairDrag( const QString & _key, const QString & _value,
                    const QPixmap & _icon, QWidget * _w );
    ~StringPairDrag() override;
 
    static bool processDragEnterEvent( QDragEnterEvent * _dee,
                        const QString & _allowed_keys );
    static QString decodeKey( QDropEvent * _de );
    static QString decodeValue( QDropEvent * _de );
} ;
 
 
} // namespace lmms::gui
 
#endif // LMMS_GUI_STRING_PAIR_DRAG_H