qconnection.h

来自「著名的A780系列,E680系列的SDK开发包」· C头文件 代码 · 共 77 行

/****************************************************************************
** $Id: qt/src/kernel/qconnection.h   2.3.6   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.
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**********************************************************************/

#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