| Classes - Annotated - Tree - Functions - Home - Structure

# qconnection.h

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

    /****************************************************************************
    ** $Id: qt/src/kernel/qconnection.h   2.3.1   edited 2001-01-26 $
    **
    ** Definition of QConnection class
    **
    ** Created : 930417
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the kernel 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 QCONNECTION_H
    #define QCONNECTION_H

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

    typedef void (QObject::*QMember)();             // pointer to member function

    class Q_EXPORT QConnection
    {
    public:
        QConnection( const QObject *, QMember, const char *memberName );
       ~QConnection() {}

        bool     isConnected() const { return obj != 0; }

        QObject *object() const  { return obj; }    // get object/member pointer
        QMember *member() const  { return (QMember*)&mbr; }
        const char *memberName() const { return mbr_name; }
        int      numArgs() const { return nargs; }

    private:
        QObject *obj;                               // object connected to
        QMember  mbr;                               // member connected to
        const char *mbr_name;
        int      nargs;

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

    #endif // QCONNECTION_H