| 1 | /****************************************************************************
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| 2 | **
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| 3 | ** Definition of base class for all pointer based collection classes
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| 4 | **
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| 5 | **
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| 6 | ** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
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| 7 | **
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| 8 | ** This file is part of the tools module of the Qt GUI Toolkit.
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| 9 | **
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| 10 | ** This file may be distributed under the terms of the Q Public License
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| 11 | ** as defined by Trolltech AS of Norway and appearing in the file
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| 12 | ** LICENSE.QPL included in the packaging of this file.
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| 13 | **
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| 14 | ** This file may be distributed and/or modified under the terms of the
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| 15 | ** GNU General Public License version 2 as published by the Free Software
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| 16 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 17 | ** packaging of this file.
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| 18 | **
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| 19 | ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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| 20 | ** licenses may use this file in accordance with the Qt Commercial License
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| 21 | ** Agreement provided with the Software.
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| 22 | **
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| 23 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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| 24 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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| 25 | **
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| 26 | ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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| 27 | ** information about Qt Commercial License Agreements.
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| 28 | ** See http://www.trolltech.com/qpl/ for QPL licensing information.
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| 29 | ** See http://www.trolltech.com/gpl/ for GPL licensing information.
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| 30 | **
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| 31 | ** Contact info@trolltech.com if any conditions of this licensing are
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| 32 | ** not clear to you.
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| 33 | **
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| 34 | **********************************************************************/
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| 35 |
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| 36 | #ifndef QPTRCOLLECTION_H
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| 37 | #define QPTRCOLLECTION_H
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| 38 |
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| 39 | #ifndef QT_H
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| 40 | #include "qglobal.h"
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| 41 | #endif // QT_H
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| 42 |
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| 43 |
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| 44 | class QGVector;
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| 45 | class QGList;
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| 46 | class QGDict;
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| 47 |
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| 48 |
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| 49 | class Q_EXPORT QPtrCollection // inherited by all collections
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| 50 | {
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| 51 | public:
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| 52 | bool autoDelete() const { return del_item; }
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| 53 | void setAutoDelete( bool enable ) { del_item = enable; }
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| 54 |
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| 55 | virtual uint count() const = 0;
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| 56 | virtual void clear() = 0; // delete all objects
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| 57 |
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| 58 | typedef void *Item; // generic collection item
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| 59 |
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| 60 | protected:
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| 61 | QPtrCollection() { del_item = FALSE; } // no deletion of objects
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| 62 | QPtrCollection(const QPtrCollection &) { del_item = FALSE; }
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| 63 | virtual ~QPtrCollection() {}
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| 64 |
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| 65 | bool del_item; // default FALSE
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| 66 |
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| 67 | virtual Item newItem( Item ); // create object
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| 68 | virtual void deleteItem( Item ) = 0; // delete object
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| 69 | };
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| 70 |
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| 71 |
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| 72 | #ifndef QT_NO_COMPAT
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| 73 | #define QCollection QPtrCollection
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| 74 | #endif
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| 75 |
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| 76 | #endif // QPTRCOLLECTION_H
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