/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** use the contact form at http://qt.digia.com/contact-us.
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** 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
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****************************************************************************/

#ifndef NAVIGATIONSSUBWIDGET_H
#define NAVIGATIONSSUBWIDGET_H

#include <QComboBox>

#include <QList>

QT_BEGIN_NAMESPACE
class QToolButton;
QT_END_NAMESPACE

namespace Utils {
class StyledBar;
}

namespace Core {
class INavigationWidgetFactory;
class Command;
class NavigationWidget;

namespace Internal {

class NavigationSubWidget : public QWidget
{
    Q_OBJECT
public:
    NavigationSubWidget(NavigationWidget *parentWidget, int position, int index);
    virtual ~NavigationSubWidget();

    INavigationWidgetFactory *factory();

    int factoryIndex() const;
    void setFactoryIndex(int i);

    void setFocusWidget();

    int position() const;
    void setPosition(int i);

    void saveSettings();
    void restoreSettings();

    Core::Command *command(const QString &title) const;

signals:
    void splitMe();
    void closeMe();

private slots:
    void comboBoxIndexChanged(int);

private:
    NavigationWidget *m_parentWidget;
    QComboBox *m_navigationComboBox;
    QWidget *m_navigationWidget;
    INavigationWidgetFactory *m_navigationWidgetFactory;
    Utils::StyledBar *m_toolBar;
    QList<QToolButton *> m_additionalToolBarWidgets;
    int m_position;
};

// A combo associated with a command. Shows the command text
// and shortcut in the tooltip.
class CommandComboBox : public QComboBox
{
    Q_OBJECT

public:
    explicit CommandComboBox(QWidget *parent = 0);

protected:
    bool event(QEvent *event);

private:
    virtual const Core::Command *command(const QString &text) const = 0;
};


class NavComboBox : public CommandComboBox
{
    Q_OBJECT

public:
    explicit NavComboBox(NavigationSubWidget *navSubWidget) :
        m_navSubWidget(navSubWidget) {}

private:
    virtual const Core::Command *command(const QString &text) const
        { return m_navSubWidget->command(text); }

    NavigationSubWidget *m_navSubWidget;
};

} // namespace Internal
} // namespace Core

#endif // NAVIGATIONSSUBWIDGET_H