/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/

#ifndef SHORTCUTSETTINGS_H
#define SHORTCUTSETTINGS_H

#include <coreplugin/actionmanager/commandmappings.h>

#include <QKeySequence>

QT_BEGIN_NAMESPACE
class QKeyEvent;
QT_END_NAMESPACE

namespace Core {

class Command;

namespace Internal {

class ActionManagerPrivate;
class MainWindow;

struct ShortcutItem
{
    Command *m_cmd;
    QKeySequence m_key;
    QTreeWidgetItem *m_item;
};


class ShortcutSettings : public Core::CommandMappings
{
    Q_OBJECT

public:
    ShortcutSettings(QObject *parent = 0);

    QWidget *widget();
    void apply();
    void finish();

protected:
    bool eventFilter(QObject *o, QEvent *e);

private slots:
    void commandChanged(QTreeWidgetItem *current);
    void targetIdentifierChanged();
    void resetTargetIdentifier();
    void removeTargetIdentifier();
    void importAction();
    void exportAction();
    void defaultAction();
    void initialize();

private:
    void setKeySequence(const QKeySequence &key);
    void clear();

    void handleKeyEvent(QKeyEvent *e);
    int translateModifiers(Qt::KeyboardModifiers state, const QString &text);

    void markCollisions(ShortcutItem *);
    bool hasConflicts() const;

    QList<ShortcutItem *> m_scitems;
    int m_key[4], m_keyNum;

    bool m_initialized;
};

} // namespace Internal
} // namespace Core

#endif // SHORTCUTSETTINGS_H
