ShortcutLineEdit.hpp

/*
 * Stellarium
 * Copyright (C) 2012 Anton Samoylov
 * Copyright (C) 2012 Bogdan Marinov
 *
 * 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, Suite 500, Boston, MA  02110-1335, USA.
 */
#ifndef SHORTCUTLINEEDIT_H
#define SHORTCUTLINEEDIT_H

#include <QLineEdit>
#include <QKeySequence>

class ShortcutLineEdit : public QLineEdit
{
    Q_OBJECT

public:
    ShortcutLineEdit(QWidget* parent = 0);

    QKeySequence getKeySequence();
    bool isEmpty() const;

public slots:
    void clear();
    void backspace();
    void setContents(QKeySequence ks);

signals:
    void focusChanged(bool focus);
    void contentsChanged();

protected:
    void keyPressEvent(QKeyEvent *e);
    void focusInEvent(QFocusEvent *e);
    void focusOutEvent(QFocusEvent *e);

private:
    static int getModifiers(Qt::KeyboardModifiers state, const QString &text);

    QList<int> keys;
};

#endif // SHORTCUTLINEEDIT_H