/****************************************************************************
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the QtGui module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
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** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
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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
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** Alternatively, this file may be used under the terms of the GNU
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****************************************************************************/

#ifndef QSTATUSBAR_H
#define QSTATUSBAR_H

#include <QtGui/qwidget.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_STATUSBAR

class QStatusBarPrivate;

class Q_GUI_EXPORT QStatusBar: public QWidget
{
    Q_OBJECT

    Q_PROPERTY(bool sizeGripEnabled READ isSizeGripEnabled WRITE setSizeGripEnabled)

public:
    explicit QStatusBar(QWidget* parent=0);
    virtual ~QStatusBar();

    void addWidget(QWidget *widget, int stretch = 0);
    int insertWidget(int index, QWidget *widget, int stretch = 0);
    void addPermanentWidget(QWidget *widget, int stretch = 0);
    int insertPermanentWidget(int index, QWidget *widget, int stretch = 0);
    void removeWidget(QWidget *widget);

    void setSizeGripEnabled(bool);
    bool isSizeGripEnabled() const;

    QString currentMessage() const;

public Q_SLOTS:
    void showMessage(const QString &text, int timeout = 0);
    void clearMessage();

#ifdef QT3_SUPPORT
public:
    QT3_SUPPORT_CONSTRUCTOR QStatusBar(QWidget* parent, const char* name);
    QT3_SUPPORT void addWidget(QWidget *w, int stretch, bool permanent)
        { if (permanent) addPermanentWidget(w, stretch); else addWidget(w, stretch); }
public Q_SLOTS:
    inline QT_MOC_COMPAT void message(const QString &text, int timeout = 0) { showMessage(text, timeout); }
    inline QT_MOC_COMPAT void clear() { clearMessage(); }
#endif

Q_SIGNALS:
    void messageChanged(const QString &text);

protected:
    void showEvent(QShowEvent *);
    void paintEvent(QPaintEvent *);
    void resizeEvent(QResizeEvent *);

    // ### Qt 5: consider making reformat() and hideOrShow() private
    void reformat();
    void hideOrShow();
    bool event(QEvent *);

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

#endif // QT_NO_STATUSBAR

QT_END_NAMESPACE

QT_END_HEADER

#endif // QSTATUSBAR_H