/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QCHECKBOX_H+
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#define QCHECKBOX_H+
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+
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#include <QtGui/qabstractbutton.h>+
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+
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QT_BEGIN_HEADER+
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+
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QT_BEGIN_NAMESPACE+
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+
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QT_MODULE(Gui)+
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+
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class QCheckBoxPrivate;+
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class QStyleOptionButton;+
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+
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class Q_GUI_EXPORT QCheckBox : public QAbstractButton+
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{+
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    Q_OBJECT+
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+
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    Q_PROPERTY(bool tristate READ isTristate WRITE setTristate)+
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+
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public:+
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    explicit QCheckBox(QWidget *parent=0);+
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    explicit QCheckBox(const QString &text, QWidget *parent=0);+
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+
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+
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    QSize sizeHint() const;+
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+
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    void setTristate(bool y = true);+
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    bool isTristate() const;+
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+
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    Qt::CheckState checkState() const;+
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    void setCheckState(Qt::CheckState state);+
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+
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Q_SIGNALS:+
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    void stateChanged(int);+
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+
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protected:+
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    bool event(QEvent *e);+
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    bool hitButton(const QPoint &pos) const;+
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    void checkStateSet();+
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    void nextCheckState();+
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    void paintEvent(QPaintEvent *);+
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    void mouseMoveEvent(QMouseEvent *);+
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    void initStyleOption(QStyleOptionButton *option) const;+
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+
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#ifdef QT3_SUPPORT+
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public:+
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    enum ToggleState {+
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        Off =      Qt::Unchecked,+
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        NoChange = Qt::PartiallyChecked,+
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        On =       Qt::Checked+
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    };+
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    inline QT3_SUPPORT ToggleState state() const+
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        { return static_cast<QCheckBox::ToggleState>(static_cast<int>(checkState())); }+
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    inline QT3_SUPPORT void setState(ToggleState state)+
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        { setCheckState(static_cast<Qt::CheckState>(static_cast<int>(state))); }+
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    inline QT3_SUPPORT void setNoChange()+
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        { setCheckState(Qt::PartiallyChecked); }+
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    QT3_SUPPORT_CONSTRUCTOR QCheckBox(QWidget *parent, const char* name);+
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    QT3_SUPPORT_CONSTRUCTOR QCheckBox(const QString &text, QWidget *parent, const char* name);+
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#endif+
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+
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private:+
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    Q_DECLARE_PRIVATE(QCheckBox)+
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    Q_DISABLE_COPY(QCheckBox)+
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};+
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+
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QT_END_NAMESPACE+
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+
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QT_END_HEADER+
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+
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#endif // QCHECKBOX_H+
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