You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tqtinterface/qtinterface/qt4/Qt/q3gdict.h

234 lines
7.1 KiB

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3GDICT_H
#define Q3GDICT_H
#include <Qt3Support/q3ptrcollection.h>
#include <QtCore/qstring.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
class Q3GDictIterator;
class Q3GDItList;
class Q3BaseBucket // internal dict node
{
public:
Q3PtrCollection::Item getData() { return data; }
Q3PtrCollection::Item setData( Q3PtrCollection::Item d ) { return data = d; }
Q3BaseBucket *getNext() { return next; }
void setNext( Q3BaseBucket *n) { next = n; }
protected:
Q3BaseBucket( Q3PtrCollection::Item d, Q3BaseBucket *n ) : data(d), next(n) {}
Q3PtrCollection::Item data;
Q3BaseBucket *next;
};
class Q3StringBucket : public Q3BaseBucket
{
public:
Q3StringBucket( const QString &k, Q3PtrCollection::Item d, Q3BaseBucket *n )
: Q3BaseBucket(d,n), key(k) {}
const QString &getKey() const { return key; }
private:
QString key;
};
class Q3AsciiBucket : public Q3BaseBucket
{
public:
Q3AsciiBucket( const char *k, Q3PtrCollection::Item d, Q3BaseBucket *n )
: Q3BaseBucket(d,n), key(k) {}
const char *getKey() const { return key; }
private:
const char *key;
};
class Q3IntBucket : public Q3BaseBucket
{
public:
Q3IntBucket( long k, Q3PtrCollection::Item d, Q3BaseBucket *n )
: Q3BaseBucket(d,n), key(k) {}
long getKey() const { return key; }
private:
long key;
};
class Q3PtrBucket : public Q3BaseBucket
{
public:
Q3PtrBucket( void *k, Q3PtrCollection::Item d, Q3BaseBucket *n )
: Q3BaseBucket(d,n), key(k) {}
void *getKey() const { return key; }
private:
void *key;
};
class Q_COMPAT_EXPORT Q3GDict : public Q3PtrCollection // generic dictionary class
{
public:
uint count() const { return numItems; }
uint size() const { return vlen; }
Q3PtrCollection::Item look_string( const QString& key, Q3PtrCollection::Item,
int );
Q3PtrCollection::Item look_ascii( const char *key, Q3PtrCollection::Item, int );
Q3PtrCollection::Item look_int( long key, Q3PtrCollection::Item, int );
Q3PtrCollection::Item look_ptr( void *key, Q3PtrCollection::Item, int );
#ifndef QT_NO_DATASTREAM
QDataStream &read( QDataStream & );
QDataStream &write( QDataStream & ) const;
#endif
protected:
enum KeyType { StringKey, AsciiKey, IntKey, PtrKey };
Q3GDict( uint len, KeyType kt, bool cs, bool ck );
Q3GDict( const Q3GDict & );
~Q3GDict();
Q3GDict &operator=( const Q3GDict & );
bool remove_string( const QString &key, Q3PtrCollection::Item item=0 );
bool remove_ascii( const char *key, Q3PtrCollection::Item item=0 );
bool remove_int( long key, Q3PtrCollection::Item item=0 );
bool remove_ptr( void *key, Q3PtrCollection::Item item=0 );
Q3PtrCollection::Item take_string( const QString &key );
Q3PtrCollection::Item take_ascii( const char *key );
Q3PtrCollection::Item take_int( long key );
Q3PtrCollection::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 &, Q3PtrCollection::Item & );
virtual QDataStream &write( QDataStream &, Q3PtrCollection::Item ) const;
#endif
private:
Q3BaseBucket **vec;
uint vlen;
uint numItems;
uint keytype : 2;
uint cases : 1;
uint copyk : 1;
Q3GDItList *iterators;
void unlink_common( int, Q3BaseBucket *, Q3BaseBucket * );
Q3StringBucket *unlink_string( const QString &,
Q3PtrCollection::Item item = 0 );
Q3AsciiBucket *unlink_ascii( const char *, Q3PtrCollection::Item item = 0 );
Q3IntBucket *unlink_int( long, Q3PtrCollection::Item item = 0 );
Q3PtrBucket *unlink_ptr( void *, Q3PtrCollection::Item item = 0 );
void init( uint, KeyType, bool, bool );
friend class Q3GDictIterator;
};
class Q_COMPAT_EXPORT Q3GDictIterator // generic dictionary iterator
{
friend class Q3GDict;
public:
Q3GDictIterator( const Q3GDict & );
Q3GDictIterator( const Q3GDictIterator & );
Q3GDictIterator &operator=( const Q3GDictIterator & );
~Q3GDictIterator();
Q3PtrCollection::Item toFirst();
Q3PtrCollection::Item get() const;
QString getKeyString() const;
const char *getKeyAscii() const;
long getKeyInt() const;
void *getKeyPtr() const;
Q3PtrCollection::Item operator()();
Q3PtrCollection::Item operator++();
Q3PtrCollection::Item operator+=(uint);
protected:
Q3GDict *dict;
private:
Q3BaseBucket *curNode;
uint curIndex;
};
inline Q3PtrCollection::Item Q3GDictIterator::get() const
{
return curNode ? curNode->getData() : 0;
}
inline QString Q3GDictIterator::getKeyString() const
{
return curNode ? ((Q3StringBucket*)curNode)->getKey() : QString();
}
inline const char *Q3GDictIterator::getKeyAscii() const
{
return curNode ? ((Q3AsciiBucket*)curNode)->getKey() : 0;
}
inline long Q3GDictIterator::getKeyInt() const
{
return curNode ? ((Q3IntBucket*)curNode)->getKey() : 0;
}
inline void *Q3GDictIterator::getKeyPtr() const
{
return curNode ? ((Q3PtrBucket*)curNode)->getKey() : 0;
}
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3GDICT_H