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ntqptrcollection.h

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

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** Definition of base class for all pointer based collection classes
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#ifndef TQPTRCOLLECTION_H
#define TQPTRCOLLECTION_H

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


class TQGVector;
class TQGList;
class TQGDict;


class TQ_EXPORT TQPtrCollection			// inherited by all collections
{
public:
    bool autoDelete()	const	       { return del_item; }
    void setAutoDelete( bool enable )  { del_item = enable; }

    virtual uint  count() const = 0;
    virtual void  clear() = 0;			// delete all objects

    typedef void *Item;				// generic collection item

protected:
    TQPtrCollection() { del_item = FALSE; }		// no deletion of objects
    TQPtrCollection(const TQPtrCollection &) { del_item = FALSE; }
    virtual ~TQPtrCollection() {}

    bool del_item;				// default FALSE

    virtual Item     newItem( Item );		// create object
    virtual void     deleteItem( Item ) = 0;	// delete object
};


#endif // TQPTRCOLLECTION_H