/***************************************************************************
 *   Copyright (C) 2006-2020 by Ilya Kotov                                 *
 *   forkotov02@ya.ru                                                      *
 *                                                                         *
 *   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; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
 ***************************************************************************/


#ifndef _KEYBOARDMANAGER_H
#define _KEYBOARDMANAGER_H

class ListWidget;
class QKeyEvent;


/*!
 * Class \b KeyboardManager represents key handler object that processes
 * all key events passed to the \b PlayList
 * @author Vladimir Kuznetsov <vovanec@gmail.com>
 */
class KeyboardManager
{
public:
    /*!
     * Constructor. Takes \b PlayList object as an argument.
     */
    explicit KeyboardManager (ListWidget *l);
    /*!
     * Handles key press events from \b PlayList object. Returns \b true
     * if the key was handled, otherwise \b false.
     */
    bool handleKeyPress (QKeyEvent*);
    /*!
     * Handles key release events from \b PlayList object. Returns \b true
     * if the key was handled, otherwise \b false.
     */
    bool handleKeyRelease (QKeyEvent*);

private:
    void keyUp (QKeyEvent* ke);
    void keyDown (QKeyEvent* ke);
    void keyPgUp (QKeyEvent* ke);
    void keyPgDown (QKeyEvent* ke);
    void keyEnter (QKeyEvent* ke);
    void keyHome(QKeyEvent* ke);
    void keyEnd(QKeyEvent* ke);

    ListWidget* m_listWidget;

    enum SelectMode
    {
        SELECT_TOP = 0,
        SELECT_BOTTOM,
        SELECT_NEXT
    };
};

#endif