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+/****************************************************************************
+**
+**
+** Definition of QGDict and QGDictIterator classes
+**
+** Created : 920529
+**
+** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
+**
+** This file is part of the tools 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 QGDICT_H
+#define QGDICT_H
+
+#ifndef QT_H
+#include "qcollection.h"
+#include "qstring.h"
+#endif // QT_H
+
+class QGDictIterator;
+class QGDItList;
+
+
+class QBaseBucket // internal dict node
+{
+public:
+ QCollection::Item getData() { return data; }
+ QCollection::Item setData( QCollection::Item d ) { return data = d; }
+ QBaseBucket *getNext() { return next; }
+ void setNext( QBaseBucket *n) { next = n; }
+protected:
+ QBaseBucket( QCollection::Item d, QBaseBucket *n ) : data(d), next(n) {}
+ QCollection::Item data;
+ QBaseBucket *next;
+};
+
+class QStringBucket : public QBaseBucket
+{
+public:
+ QStringBucket( const QString &k, QCollection::Item d, QBaseBucket *n )
+ : QBaseBucket(d,n), key(k) {}
+ const QString &getKey() const { return key; }
+private:
+ QString key;
+};
+
+class QAsciiBucket : public QBaseBucket
+{
+public:
+ QAsciiBucket( const char *k, QCollection::Item d, QBaseBucket *n )
+ : QBaseBucket(d,n), key(k) {}
+ const char *getKey() const { return key; }
+private:
+ const char *key;
+};
+
+class QIntBucket : public QBaseBucket
+{
+public:
+ QIntBucket( long k, QCollection::Item d, QBaseBucket *n )
+ : QBaseBucket(d,n), key(k) {}
+ long getKey() const { return key; }
+private:
+ long key;
+};
+
+class QPtrBucket : public QBaseBucket
+{
+public:
+ QPtrBucket( void *k, QCollection::Item d, QBaseBucket *n )
+ : QBaseBucket(d,n), key(k) {}
+ void *getKey() const { return key; }
+private:
+ void *key;
+};
+
+
+class Q_EXPORT QGDict : public QCollection // generic dictionary class
+{
+public:
+ uint count() const { return numItems; }
+ uint size() const { return vlen; }
+ QCollection::Item look_string( const QString& key, QCollection::Item,
+ int );
+ QCollection::Item look_ascii( const char *key, QCollection::Item, int );
+ QCollection::Item look_int( long key, QCollection::Item, int );
+ QCollection::Item look_ptr( void *key, QCollection::Item, int );
+#ifndef QT_NO_DATASTREAM
+ QDataStream &read( QDataStream & );
+ QDataStream &write( QDataStream & ) const;
+#endif
+protected:
+ enum KeyType { StringKey, AsciiKey, IntKey, PtrKey };
+
+ QGDict( uint len, KeyType kt, bool cs, bool ck );
+ QGDict( const QGDict & );
+ ~QGDict();
+
+ QGDict &operator=( const QGDict & );
+
+ bool remove_string( const QString &key, QCollection::Item item=0 );
+ bool remove_ascii( const char *key, QCollection::Item item=0 );
+ bool remove_int( long key, QCollection::Item item=0 );
+ bool remove_ptr( void *key, QCollection::Item item=0 );
+ QCollection::Item take_string( const QString &key );
+ QCollection::Item take_ascii( const char *key );
+ QCollection::Item take_int( long key );
+ QCollection::Item take_ptr( void *key );
+
+ void clear();
+ void resize( uint );
+
+ int hashKeyString( const QString & );
+ int hashKeyAscii( const char * );
+
+ void statistics() const;
+
+#ifndef QT_NO_DATASTREAM
+ virtual QDataStream &read( QDataStream &, QCollection::Item & );
+ virtual QDataStream &write( QDataStream &, QCollection::Item ) const;
+#endif
+private:
+ QBaseBucket **vec;
+ uint vlen;
+ uint numItems;
+ uint keytype : 2;
+ uint cases : 1;
+ uint copyk : 1;
+ QGDItList *iterators;
+ void unlink_common( int, QBaseBucket *, QBaseBucket * );
+ QStringBucket *unlink_string( const QString &,
+ QCollection::Item item = 0 );
+ QAsciiBucket *unlink_ascii( const char *, QCollection::Item item = 0 );
+ QIntBucket *unlink_int( long, QCollection::Item item = 0 );
+ QPtrBucket *unlink_ptr( void *, QCollection::Item item = 0 );
+ void init( uint, KeyType, bool, bool );
+ friend class QGDictIterator;
+};
+
+
+class Q_EXPORT QGDictIterator // generic dictionary iterator
+{
+friend class QGDict;
+public:
+ QGDictIterator( const QGDict & );
+ QGDictIterator( const QGDictIterator & );
+ QGDictIterator &operator=( const QGDictIterator & );
+ ~QGDictIterator();
+
+ QCollection::Item toFirst();
+
+ QCollection::Item get() const;
+ QString getKeyString() const;
+ const char *getKeyAscii() const;
+ long getKeyInt() const;
+ void *getKeyPtr() const;
+
+ QCollection::Item operator()();
+ QCollection::Item operator++();
+ QCollection::Item operator+=(uint);
+
+protected:
+ QGDict *dict;
+
+private:
+ QBaseBucket *curNode;
+ uint curIndex;
+};
+
+inline QCollection::Item QGDictIterator::get() const
+{
+ return curNode ? curNode->getData() : 0;
+}
+
+inline QString QGDictIterator::getKeyString() const
+{
+ return curNode ? ((QStringBucket*)curNode)->getKey() : QString::null;
+}
+
+inline const char *QGDictIterator::getKeyAscii() const
+{
+ return curNode ? ((QAsciiBucket*)curNode)->getKey() : 0;
+}
+
+inline long QGDictIterator::getKeyInt() const
+{
+ return curNode ? ((QIntBucket*)curNode)->getKey() : 0;
+}
+
+inline void *QGDictIterator::getKeyPtr() const
+{
+ return curNode ? ((QPtrBucket*)curNode)->getKey() : 0;
+}
+
+
+#endif // QGDICT_H