/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
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** General Public License version 3 as published by the Free Software
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
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****************************************************************************/

#ifndef QSTACKEDWIDGET_H
#define QSTACKEDWIDGET_H

#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qframe.h>

QT_REQUIRE_CONFIG(stackedwidget);

QT_BEGIN_NAMESPACE

class QStackedWidgetPrivate;

class Q_WIDGETS_EXPORT QStackedWidget : public QFrame
{
    Q_OBJECT

    Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentChanged)
    Q_PROPERTY(int count READ count)
public:
    explicit QStackedWidget(QWidget *parent = nullptr);
    ~QStackedWidget();

    int addWidget(QWidget *w);
    int insertWidget(int index, QWidget *w);
    void removeWidget(QWidget *w);

    QWidget *currentWidget() const;
    int currentIndex() const;

    int indexOf(const QWidget *) const;
    QWidget *widget(int) const;
    int count() const;

public Q_SLOTS:
    void setCurrentIndex(int index);
    void setCurrentWidget(QWidget *w);

Q_SIGNALS:
    void currentChanged(int);
    void widgetRemoved(int index);

protected:
    bool event(QEvent *e) override;

private:
    Q_DISABLE_COPY(QStackedWidget)
    Q_DECLARE_PRIVATE(QStackedWidget)
};

QT_END_NAMESPACE

#endif // QSTACKEDWIDGET_H
