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# qcheckbox.h

This is the verbatim text of the qcheckbox.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id: qt/src/widgets/qcheckbox.h   2.3.1   edited 2001-01-26 $
    **
    ** Definition of QCheckBox class
    **
    ** Created : 940222
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the widgets module of the Qt GUI Toolkit.
    **
    ** This file may be distributed under the terms of the Q Public License
    ** as defined by Trolltech AS of Norway and appearing in the file
    ** LICENSE.QPL included in the packaging of this file.
    **
    ** This file may be distributed and/or modified under the terms of the
    ** GNU General Public License version 2 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file.
    **
    ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
    ** licenses may use this file in accordance with the Qt Commercial License
    ** Agreement provided with the Software.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    **   information about Qt Commercial License Agreements.
    ** See http://www.trolltech.com/qpl/ for QPL licensing information.
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    **********************************************************************/

    #ifndef QCHECKBOX_H
    #define QCHECKBOX_H

    #ifndef QT_H
    #include "qbutton.h"
    #endif // QT_H

    #ifndef QT_NO_CHECKBOX

    class Q_EXPORT QCheckBox : public QButton
    {
        Q_OBJECT
        Q_PROPERTY( bool checked READ isChecked WRITE setChecked )
        Q_PROPERTY( bool tristate READ isTristate WRITE setTristate )

    public:
        QCheckBox( QWidget *parent, const char *name=0 );
        QCheckBox( const QString &text, QWidget *parent, const char* name=0 );

        bool    isChecked() const;
        void    setChecked( bool check );

        void    setNoChange();

        void    setTristate(bool y=TRUE);
        bool    isTristate() const;

        QSize sizeHint() const;
        QSizePolicy sizePolicy() const;

    protected:
        void    resizeEvent( QResizeEvent* );
        void    drawButton( QPainter * );
        void    drawButtonLabel( QPainter * );
        void    updateMask();

    private:        // Disabled copy constructor and operator=
    #if defined(Q_DISABLE_COPY)
        QCheckBox( const QCheckBox & );
        QCheckBox &operator=( const QCheckBox & );
    #endif
    };

    inline bool QCheckBox::isChecked() const
    { return isOn(); }

    inline void QCheckBox::setChecked( bool check )
    { setOn( check ); }

    #endif // QT_NO_CHECKBOX

    #endif // QCHECKBOX_H