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.
922 lines
24 KiB
922 lines
24 KiB
14 years ago
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
|
||
|
<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/qmap.h:1 -->
|
||
|
<html>
|
||
|
<head>
|
||
|
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
|
||
|
<title>qmap.h Include File</title>
|
||
|
<style type="text/css"><!--
|
||
|
fn { margin-left: 1cm; text-indent: -1cm; }
|
||
|
a:link { color: #004faf; text-decoration: none }
|
||
|
a:visited { color: #672967; text-decoration: none }
|
||
|
body { background: #ffffff; color: black; }
|
||
|
--></style>
|
||
|
</head>
|
||
|
<body>
|
||
|
|
||
|
<table border="0" cellpadding="0" cellspacing="0" width="100%">
|
||
|
<tr bgcolor="#E5E5E5">
|
||
|
<td valign=center>
|
||
|
<a href="index.html">
|
||
|
<font color="#004faf">Home</font></a>
|
||
|
| <a href="classes.html">
|
||
|
<font color="#004faf">All Classes</font></a>
|
||
|
| <a href="mainclasses.html">
|
||
|
<font color="#004faf">Main Classes</font></a>
|
||
|
| <a href="annotated.html">
|
||
|
<font color="#004faf">Annotated</font></a>
|
||
|
| <a href="groups.html">
|
||
|
<font color="#004faf">Grouped Classes</font></a>
|
||
|
| <a href="functions.html">
|
||
|
<font color="#004faf">Functions</font></a>
|
||
|
</td>
|
||
|
<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qmap.h</h1>
|
||
|
|
||
|
<p>This is the verbatim text of the qmap.h include file. It is provided only for illustration; the copyright remains with Trolltech.
|
||
|
<hr>
|
||
|
<pre>
|
||
|
/****************************************************************************
|
||
|
** $Id: qt/qmap.h 3.3.8 edited Jan 11 14:38 $
|
||
|
**
|
||
|
** Definition of QMap class
|
||
|
**
|
||
|
** Created : 990406
|
||
|
**
|
||
|
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
|
||
|
**
|
||
|
** This file is part of the tools module of the Qt GUI Toolkit.
|
||
|
**
|
||
|
** This file may be used under the terms of the GNU General Public
|
||
|
** License versions 2.0 or 3.0 as published by the Free Software
|
||
|
** Foundation and appearing in the file LICENSE.GPL included in the
|
||
|
** packaging of this file. Alternatively you may (at your option) use any
|
||
|
** later version of the GNU General Public License if such license has
|
||
|
** been publicly approved by Trolltech ASA (or its successors, if any)
|
||
|
** and the KDE Free Qt Foundation.
|
||
|
**
|
||
|
** Please review the following information to ensure GNU General
|
||
|
** Public Licensing requirements will be met:
|
||
|
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
|
||
|
** If you are unsure which license is appropriate for your use, please
|
||
|
** review the following information:
|
||
|
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
|
||
|
** or contact the sales department at sales@trolltech.com.
|
||
|
**
|
||
|
** This file may be used under the terms of the Q Public License as
|
||
|
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
|
||
|
** included in the packaging of this file. Licensees holding valid Qt
|
||
|
** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
|
||
|
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
|
||
|
** herein.
|
||
|
**
|
||
|
**********************************************************************/
|
||
|
|
||
|
#ifndef QMAP_H
|
||
|
#define QMAP_H
|
||
|
|
||
|
#ifndef QT_H
|
||
|
#include "qglobal.h"
|
||
|
#include "qshared.h"
|
||
|
#include "qdatastream.h"
|
||
|
#include "qpair.h"
|
||
|
#include "qvaluelist.h"
|
||
|
#endif // QT_H
|
||
|
|
||
|
#ifndef QT_NO_STL
|
||
|
#include <iterator>
|
||
|
#include <map>
|
||
|
#endif
|
||
|
|
||
|
//#define QT_CHECK_MAP_RANGE
|
||
|
|
||
|
struct Q_EXPORT QMapNodeBase
|
||
|
{
|
||
|
enum Color { Red, Black };
|
||
|
|
||
|
QMapNodeBase* left;
|
||
|
QMapNodeBase* right;
|
||
|
QMapNodeBase* parent;
|
||
|
|
||
|
Color color;
|
||
|
|
||
|
QMapNodeBase* minimum() {
|
||
|
QMapNodeBase* x = this;
|
||
|
while ( x->left )
|
||
|
x = x->left;
|
||
|
return x;
|
||
|
}
|
||
|
|
||
|
QMapNodeBase* maximum() {
|
||
|
QMapNodeBase* x = this;
|
||
|
while ( x->right )
|
||
|
x = x->right;
|
||
|
return x;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
template <class K, class T>
|
||
|
struct QMapNode : public QMapNodeBase
|
||
|
{
|
||
|
QMapNode( const K& _key, const T& _data ) { data = _data; key = _key; }
|
||
|
QMapNode( const K& _key ) { key = _key; }
|
||
|
QMapNode( const QMapNode<K,T>& _n ) { key = _n.key; data = _n.data; }
|
||
|
QMapNode() { }
|
||
|
T data;
|
||
|
K key;
|
||
|
};
|
||
|
|
||
|
|
||
|
template<class K, class T>
|
||
|
class QMapIterator
|
||
|
{
|
||
|
public:
|
||
|
/**
|
||
|
* Typedefs
|
||
|
*/
|
||
|
typedef QMapNode< K, T >* NodePtr;
|
||
|
#ifndef QT_NO_STL
|
||
|
typedef std::bidirectional_iterator_tag iterator_category;
|
||
|
#endif
|
||
|
typedef T value_type;
|
||
|
#ifndef QT_NO_STL
|
||
|
typedef ptrdiff_t difference_type;
|
||
|
#else
|
||
|
typedef int difference_type;
|
||
|
#endif
|
||
|
typedef T* pointer;
|
||
|
typedef T& reference;
|
||
|
|
||
|
/**
|
||
|
* Variables
|
||
|
*/
|
||
|
QMapNode<K,T>* node;
|
||
|
|
||
|
/**
|
||
|
* Functions
|
||
|
*/
|
||
|
QMapIterator() : node( 0 ) {}
|
||
|
QMapIterator( QMapNode<K,T>* p ) : node( p ) {}
|
||
|
QMapIterator( const QMapIterator<K,T>& it ) : node( it.node ) {}
|
||
|
|
||
|
bool operator==( const QMapIterator<K,T>& it ) const { return node == it.node; }
|
||
|
bool operator!=( const QMapIterator<K,T>& it ) const { return node != it.node; }
|
||
|
T& operator*() { return node->data; }
|
||
|
const T& operator*() const { return node->data; }
|
||
|
// UDT for T = x*
|
||
|
// T* operator->() const { return &node->data; }
|
||
|
|
||
|
const K& key() const { return node->key; }
|
||
|
T& data() { return node->data; }
|
||
|
const T& data() const { return node->data; }
|
||
|
|
||
|
private:
|
||
|
int inc();
|
||
|
int dec();
|
||
|
|
||
|
public:
|
||
|
QMapIterator<K,T>& operator++() {
|
||
|
inc();
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
QMapIterator<K,T> operator++(int) {
|
||
|
QMapIterator<K,T> tmp = *this;
|
||
|
inc();
|
||
|
return tmp;
|
||
|
}
|
||
|
|
||
|
QMapIterator<K,T>& operator--() {
|
||
|
dec();
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
QMapIterator<K,T> operator--(int) {
|
||
|
QMapIterator<K,T> tmp = *this;
|
||
|
dec();
|
||
|
return tmp;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
template <class K, class T>
|
||
|
Q_INLINE_TEMPLATES int QMapIterator<K,T>::inc()
|
||
|
{
|
||
|
QMapNodeBase* tmp = node;
|
||
|
if ( tmp->right ) {
|
||
|
tmp = tmp->right;
|
||
|
while ( tmp->left )
|
||
|
tmp = tmp->left;
|
||
|
} else {
|
||
|
QMapNodeBase* y = tmp->parent;
|
||
|
while (tmp == y->right) {
|
||
|
tmp = y;
|
||
|
y = y->parent;
|
||
|
}
|
||
|
if (tmp->right != y)
|
||
|
tmp = y;
|
||
|
}
|
||
|
node = (NodePtr)tmp;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
template <class K, class T>
|
||
|
Q_INLINE_TEMPLATES int QMapIterator<K,T>::dec()
|
||
|
{
|
||
|
QMapNodeBase* tmp = node;
|
||
|
if (tmp->color == QMapNodeBase::Red &&
|
||
|
tmp->parent->parent == tmp ) {
|
||
|
tmp = tmp->right;
|
||
|
} else if (tmp->left != 0) {
|
||
|
QMapNodeBase* y = tmp->left;
|
||
|
while ( y->right )
|
||
|
y = y->right;
|
||
|
tmp = y;
|
||
|
} else {
|
||
|
QMapNodeBase* y = tmp->parent;
|
||
|
while (tmp == y->left) {
|
||
|
tmp = y;
|
||
|
y = y->parent;
|
||
|
}
|
||
|
tmp = y;
|
||
|
}
|
||
|
node = (NodePtr)tmp;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
template<class K, class T>
|
||
|
class QMapConstIterator
|
||
|
{
|
||
|
public:
|
||
|
/**
|
||
|
* Typedefs
|
||
|
*/
|
||
|
typedef QMapNode< K, T >* NodePtr;
|
||
|
#ifndef QT_NO_STL
|
||
|
typedef std::bidirectional_iterator_tag iterator_category;
|
||
|
#endif
|
||
|
typedef T value_type;
|
||
|
#ifndef QT_NO_STL
|
||
|
typedef ptrdiff_t difference_type;
|
||
|
#else
|
||
|
typedef int difference_type;
|
||
|
#endif
|
||
|
typedef const T* pointer;
|
||
|
typedef const T& reference;
|
||
|
|
||
|
|
||
|
/**
|
||
|
* Variables
|
||
|
*/
|
||
|
QMapNode<K,T>* node;
|
||
|
|
||
|
/**
|
||
|
* Functions
|
||
|
*/
|
||
|
QMapConstIterator() : node( 0 ) {}
|
||
|
QMapConstIterator( QMapNode<K,T>* p ) : node( p ) {}
|
||
|
QMapConstIterator( const QMapConstIterator<K,T>& it ) : node( it.node ) {}
|
||
|
QMapConstIterator( const QMapIterator<K,T>& it ) : node( it.node ) {}
|
||
|
|
||
|
bool operator==( const QMapConstIterator<K,T>& it ) const { return node == it.node; }
|
||
|
bool operator!=( const QMapConstIterator<K,T>& it ) const { return node != it.node; }
|
||
|
const T& operator*() const { return node->data; }
|
||
|
// UDT for T = x*
|
||
|
// const T* operator->() const { return &node->data; }
|
||
|
|
||
|
const K& key() const { return node->key; }
|
||
|
const T& data() const { return node->data; }
|
||
|
|
||
|
private:
|
||
|
int inc();
|
||
|
int dec();
|
||
|
|
||
|
public:
|
||
|
QMapConstIterator<K,T>& operator++() {
|
||
|
inc();
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
QMapConstIterator<K,T> operator++(int) {
|
||
|
QMapConstIterator<K,T> tmp = *this;
|
||
|
inc();
|
||
|
return tmp;
|
||
|
}
|
||
|
|
||
|
QMapConstIterator<K,T>& operator--() {
|
||
|
dec();
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
QMapConstIterator<K,T> operator--(int) {
|
||
|
QMapConstIterator<K,T> tmp = *this;
|
||
|
dec();
|
||
|
return tmp;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
template <class K, class T>
|
||
|
Q_INLINE_TEMPLATES int QMapConstIterator<K,T>::inc()
|
||
|
{
|
||
|
QMapNodeBase* tmp = node;
|
||
|
if ( tmp->right ) {
|
||
|
tmp = tmp->right;
|
||
|
while ( tmp->left )
|
||
|
tmp = tmp->left;
|
||
|
} else {
|
||
|
QMapNodeBase* y = tmp->parent;
|
||
|
while (tmp == y->right) {
|
||
|
tmp = y;
|
||
|
y = y->parent;
|
||
|
}
|
||
|
if (tmp->right != y)
|
||
|
tmp = y;
|
||
|
}
|
||
|
node = (NodePtr)tmp;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
template <class K, class T>
|
||
|
Q_INLINE_TEMPLATES int QMapConstIterator<K,T>::dec()
|
||
|
{
|
||
|
QMapNodeBase* tmp = node;
|
||
|
if (tmp->color == QMapNodeBase::Red &&
|
||
|
tmp->parent->parent == tmp ) {
|
||
|
tmp = tmp->right;
|
||
|
} else if (tmp->left != 0) {
|
||
|
QMapNodeBase* y = tmp->left;
|
||
|
while ( y->right )
|
||
|
y = y->right;
|
||
|
tmp = y;
|
||
|
} else {
|
||
|
QMapNodeBase* y = tmp->parent;
|
||
|
while (tmp == y->left) {
|
||
|
tmp = y;
|
||
|
y = y->parent;
|
||
|
}
|
||
|
tmp = y;
|
||
|
}
|
||
|
node = (NodePtr)tmp;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
// ### 4.0: rename to something without Private in it. Not really internal.
|
||
|
class Q_EXPORT QMapPrivateBase : public QShared
|
||
|
{
|
||
|
public:
|
||
|
QMapPrivateBase() {
|
||
|
node_count = 0;
|
||
|
}
|
||
|
QMapPrivateBase( const QMapPrivateBase* _map) {
|
||
|
node_count = _map->node_count;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Implementations of basic tree algorithms
|
||
|
*/
|
||
|
void rotateLeft( QMapNodeBase* x, QMapNodeBase*& root);
|
||
|
void rotateRight( QMapNodeBase* x, QMapNodeBase*& root );
|
||
|
void rebalance( QMapNodeBase* x, QMapNodeBase*& root );
|
||
|
QMapNodeBase* removeAndRebalance( QMapNodeBase* z, QMapNodeBase*& root,
|
||
|
QMapNodeBase*& leftmost,
|
||
|
QMapNodeBase*& rightmost );
|
||
|
|
||
|
/**
|
||
|
* Variables
|
||
|
*/
|
||
|
int node_count;
|
||
|
};
|
||
|
|
||
|
|
||
|
template <class Key, class T>
|
||
|
class QMapPrivate : public QMapPrivateBase
|
||
|
{
|
||
|
public:
|
||
|
/**
|
||
|
* Typedefs
|
||
|
*/
|
||
|
typedef QMapIterator< Key, T > Iterator;
|
||
|
typedef QMapConstIterator< Key, T > ConstIterator;
|
||
|
typedef QMapNode< Key, T > Node;
|
||
|
typedef QMapNode< Key, T >* NodePtr;
|
||
|
|
||
|
/**
|
||
|
* Functions
|
||
|
*/
|
||
|
QMapPrivate();
|
||
|
QMapPrivate( const QMapPrivate< Key, T >* _map );
|
||
|
~QMapPrivate() { clear(); delete header; }
|
||
|
|
||
|
NodePtr copy( NodePtr p );
|
||
|
void clear();
|
||
|
void clear( NodePtr p );
|
||
|
|
||
|
Iterator begin() { return Iterator( (NodePtr)(header->left ) ); }
|
||
|
Iterator end() { return Iterator( header ); }
|
||
|
ConstIterator begin() const { return ConstIterator( (NodePtr)(header->left ) ); }
|
||
|
ConstIterator end() const { return ConstIterator( header ); }
|
||
|
|
||
|
ConstIterator find(const Key& k) const;
|
||
|
|
||
|
void remove( Iterator it ) {
|
||
|
NodePtr del = (NodePtr) removeAndRebalance( it.node, header->parent, header->left, header->right );
|
||
|
delete del;
|
||
|
--node_count;
|
||
|
}
|
||
|
|
||
|
#ifdef QT_QMAP_DEBUG
|
||
|
void inorder( QMapNodeBase* x = 0, int level = 0 ){
|
||
|
if ( !x )
|
||
|
x = header->parent;
|
||
|
if ( x->left )
|
||
|
inorder( x->left, level + 1 );
|
||
|
//cout << level << " Key=" << key(x) << " Value=" << ((NodePtr)x)->data << endl;
|
||
|
if ( x->right )
|
||
|
inorder( x->right, level + 1 );
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#if 0
|
||
|
Iterator insertMulti(const Key& v){
|
||
|
QMapNodeBase* y = header;
|
||
|
QMapNodeBase* x = header->parent;
|
||
|
while (x != 0){
|
||
|
y = x;
|
||
|
x = ( v < key(x) ) ? x->left : x->right;
|
||
|
}
|
||
|
return insert(x, y, v);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
Iterator insertSingle( const Key& k );
|
||
|
Iterator insert( QMapNodeBase* x, QMapNodeBase* y, const Key& k );
|
||
|
|
||
|
protected:
|
||
|
/**
|
||
|
* Helpers
|
||
|
*/
|
||
|
const Key& key( QMapNodeBase* b ) const { return ((NodePtr)b)->key; }
|
||
|
|
||
|
/**
|
||
|
* Variables
|
||
|
*/
|
||
|
NodePtr header;
|
||
|
};
|
||
|
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES QMapPrivate<Key,T>::QMapPrivate() {
|
||
|
header = new Node;
|
||
|
header->color = QMapNodeBase::Red; // Mark the header
|
||
|
header->parent = 0;
|
||
|
header->left = header->right = header;
|
||
|
}
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES QMapPrivate<Key,T>::QMapPrivate( const QMapPrivate< Key, T >* _map ) : QMapPrivateBase( _map ) {
|
||
|
header = new Node;
|
||
|
header->color = QMapNodeBase::Red; // Mark the header
|
||
|
if ( _map->header->parent == 0 ) {
|
||
|
header->parent = 0;
|
||
|
header->left = header->right = header;
|
||
|
} else {
|
||
|
header->parent = copy( (NodePtr)(_map->header->parent) );
|
||
|
header->parent->parent = header;
|
||
|
header->left = header->parent->minimum();
|
||
|
header->right = header->parent->maximum();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMapPrivate<Key,T>::NodePtr QMapPrivate<Key,T>::copy( Q_TYPENAME QMapPrivate<Key,T>::NodePtr p )
|
||
|
{
|
||
|
if ( !p )
|
||
|
return 0;
|
||
|
NodePtr n = new Node( *p );
|
||
|
n->color = p->color;
|
||
|
if ( p->left ) {
|
||
|
n->left = copy( (NodePtr)(p->left) );
|
||
|
n->left->parent = n;
|
||
|
} else {
|
||
|
n->left = 0;
|
||
|
}
|
||
|
if ( p->right ) {
|
||
|
n->right = copy( (NodePtr)(p->right) );
|
||
|
n->right->parent = n;
|
||
|
} else {
|
||
|
n->right = 0;
|
||
|
}
|
||
|
return n;
|
||
|
}
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMapPrivate<Key,T>::clear()
|
||
|
{
|
||
|
clear( (NodePtr)(header->parent) );
|
||
|
header->color = QMapNodeBase::Red;
|
||
|
header->parent = 0;
|
||
|
header->left = header->right = header;
|
||
|
node_count = 0;
|
||
|
}
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMapPrivate<Key,T>::clear( Q_TYPENAME QMapPrivate<Key,T>::NodePtr p )
|
||
|
{
|
||
|
while ( p != 0 ) {
|
||
|
clear( (NodePtr)p->right );
|
||
|
NodePtr y = (NodePtr)p->left;
|
||
|
delete p;
|
||
|
p = y;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMapPrivate<Key,T>::ConstIterator QMapPrivate<Key,T>::find(const Key& k) const
|
||
|
{
|
||
|
QMapNodeBase* y = header; // Last node
|
||
|
QMapNodeBase* x = header->parent; // Root node.
|
||
|
|
||
|
while ( x != 0 ) {
|
||
|
// If as k <= key(x) go left
|
||
|
if ( !( key(x) < k ) ) {
|
||
|
y = x;
|
||
|
x = x->left;
|
||
|
} else {
|
||
|
x = x->right;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Was k bigger/smaller then the biggest/smallest
|
||
|
// element of the tree ? Return end()
|
||
|
if ( y == header || k < key(y) )
|
||
|
return ConstIterator( header );
|
||
|
return ConstIterator( (NodePtr)y );
|
||
|
}
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMapPrivate<Key,T>::Iterator QMapPrivate<Key,T>::insertSingle( const Key& k )
|
||
|
{
|
||
|
// Search correct position in the tree
|
||
|
QMapNodeBase* y = header;
|
||
|
QMapNodeBase* x = header->parent;
|
||
|
bool result = TRUE;
|
||
|
while ( x != 0 ) {
|
||
|
result = ( k < key(x) );
|
||
|
y = x;
|
||
|
x = result ? x->left : x->right;
|
||
|
}
|
||
|
// Get iterator on the last not empty one
|
||
|
Iterator j( (NodePtr)y );
|
||
|
if ( result ) {
|
||
|
// Smaller then the leftmost one ?
|
||
|
if ( j == begin() ) {
|
||
|
return insert(x, y, k );
|
||
|
} else {
|
||
|
// Perhaps daddy is the right one ?
|
||
|
--j;
|
||
|
}
|
||
|
}
|
||
|
// Really bigger ?
|
||
|
if ( (j.node->key) < k )
|
||
|
return insert(x, y, k );
|
||
|
// We are going to replace a node
|
||
|
return j;
|
||
|
}
|
||
|
|
||
|
|
||
|
template <class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMapPrivate<Key,T>::Iterator QMapPrivate<Key,T>::insert( QMapNodeBase* x, QMapNodeBase* y, const Key& k )
|
||
|
{
|
||
|
NodePtr z = new Node( k );
|
||
|
if (y == header || x != 0 || k < key(y) ) {
|
||
|
y->left = z; // also makes leftmost = z when y == header
|
||
|
if ( y == header ) {
|
||
|
header->parent = z;
|
||
|
header->right = z;
|
||
|
} else if ( y == header->left )
|
||
|
header->left = z; // maintain leftmost pointing to min node
|
||
|
} else {
|
||
|
y->right = z;
|
||
|
if ( y == header->right )
|
||
|
header->right = z; // maintain rightmost pointing to max node
|
||
|
}
|
||
|
z->parent = y;
|
||
|
z->left = 0;
|
||
|
z->right = 0;
|
||
|
rebalance( z, header->parent );
|
||
|
++node_count;
|
||
|
return Iterator(z);
|
||
|
}
|
||
|
|
||
|
|
||
|
#ifdef QT_CHECK_RANGE
|
||
|
# if !defined( QT_NO_DEBUG ) && defined( QT_CHECK_MAP_RANGE )
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT if ( empty() ) qWarning( "QMap: Warning invalid element" )
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT_FATAL Q_ASSERT( !empty() );
|
||
|
# else
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT_FATAL
|
||
|
# endif
|
||
|
#else
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT
|
||
|
# define QT_CHECK_INVALID_MAP_ELEMENT_FATAL
|
||
|
#endif
|
||
|
|
||
|
template <class T> class QDeepCopy;
|
||
|
|
||
|
template<class Key, class T>
|
||
|
class QMap
|
||
|
{
|
||
|
public:
|
||
|
/**
|
||
|
* Typedefs
|
||
|
*/
|
||
|
typedef Key key_type;
|
||
|
typedef T mapped_type;
|
||
|
typedef QPair<const key_type, mapped_type> value_type;
|
||
|
typedef value_type* pointer;
|
||
|
typedef const value_type* const_pointer;
|
||
|
typedef value_type& reference;
|
||
|
typedef const value_type& const_reference;
|
||
|
#ifndef QT_NO_STL
|
||
|
typedef ptrdiff_t difference_type;
|
||
|
#else
|
||
|
typedef int difference_type;
|
||
|
#endif
|
||
|
typedef size_t size_type;
|
||
|
typedef QMapIterator<Key,T> iterator;
|
||
|
typedef QMapConstIterator<Key,T> const_iterator;
|
||
|
typedef QPair<iterator,bool> insert_pair;
|
||
|
|
||
|
typedef QMapIterator< Key, T > Iterator;
|
||
|
typedef QMapConstIterator< Key, T > ConstIterator;
|
||
|
typedef T ValueType;
|
||
|
typedef QMapPrivate< Key, T > Priv;
|
||
|
|
||
|
/**
|
||
|
* API
|
||
|
*/
|
||
|
QMap()
|
||
|
{
|
||
|
sh = new QMapPrivate< Key, T >;
|
||
|
}
|
||
|
QMap( const QMap<Key,T>& m )
|
||
|
{
|
||
|
sh = m.sh; sh->ref();
|
||
|
}
|
||
|
|
||
|
#ifndef QT_NO_STL
|
||
|
QMap( const std::map<Key,T>& m )
|
||
|
{
|
||
|
sh = new QMapPrivate<Key,T>;
|
||
|
Q_TYPENAME std::map<Key,T>::const_iterator it = m.begin();
|
||
|
for ( ; it != m.end(); ++it ) {
|
||
|
value_type p( (*it).first, (*it).second );
|
||
|
insert( p );
|
||
|
}
|
||
|
}
|
||
|
#endif
|
||
|
~QMap()
|
||
|
{
|
||
|
if ( sh->deref() )
|
||
|
delete sh;
|
||
|
}
|
||
|
QMap<Key,T>& operator= ( const QMap<Key,T>& m );
|
||
|
#ifndef QT_NO_STL
|
||
|
QMap<Key,T>& operator= ( const std::map<Key,T>& m )
|
||
|
{
|
||
|
clear();
|
||
|
Q_TYPENAME std::map<Key,T>::const_iterator it = m.begin();
|
||
|
for ( ; it != m.end(); ++it ) {
|
||
|
value_type p( (*it).first, (*it).second );
|
||
|
insert( p );
|
||
|
}
|
||
|
return *this;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
iterator begin() { detach(); return sh->begin(); }
|
||
|
iterator end() { detach(); return sh->end(); }
|
||
|
const_iterator begin() const { return ((const Priv*)sh)->begin(); }
|
||
|
const_iterator end() const { return ((const Priv*)sh)->end(); }
|
||
|
const_iterator constBegin() const { return begin(); }
|
||
|
const_iterator constEnd() const { return end(); }
|
||
|
|
||
|
iterator replace( const Key& k, const T& v )
|
||
|
{
|
||
|
remove( k );
|
||
|
return insert( k, v );
|
||
|
}
|
||
|
|
||
|
size_type size() const
|
||
|
{
|
||
|
return sh->node_count;
|
||
|
}
|
||
|
bool empty() const
|
||
|
{
|
||
|
return sh->node_count == 0;
|
||
|
}
|
||
|
QPair<iterator,bool> insert( const value_type& x );
|
||
|
|
||
|
void erase( iterator it )
|
||
|
{
|
||
|
detach();
|
||
|
sh->remove( it );
|
||
|
}
|
||
|
void erase( const key_type& k );
|
||
|
size_type count( const key_type& k ) const;
|
||
|
T& operator[] ( const Key& k );
|
||
|
void clear();
|
||
|
|
||
|
iterator find ( const Key& k )
|
||
|
{
|
||
|
detach();
|
||
|
return iterator( sh->find( k ).node );
|
||
|
}
|
||
|
const_iterator find ( const Key& k ) const { return sh->find( k ); }
|
||
|
|
||
|
const T& operator[] ( const Key& k ) const
|
||
|
{ QT_CHECK_INVALID_MAP_ELEMENT; return sh->find( k ).data(); }
|
||
|
bool contains ( const Key& k ) const
|
||
|
{ return find( k ) != end(); }
|
||
|
//{ return sh->find( k ) != ((const Priv*)sh)->end(); }
|
||
|
|
||
|
size_type count() const { return sh->node_count; }
|
||
|
|
||
|
QValueList<Key> keys() const {
|
||
|
QValueList<Key> r;
|
||
|
for (const_iterator i=begin(); i!=end(); ++i)
|
||
|
r.append(i.key());
|
||
|
return r;
|
||
|
}
|
||
|
|
||
|
QValueList<T> values() const {
|
||
|
QValueList<T> r;
|
||
|
for (const_iterator i=begin(); i!=end(); ++i)
|
||
|
r.append(*i);
|
||
|
return r;
|
||
|
}
|
||
|
|
||
|
bool isEmpty() const { return sh->node_count == 0; }
|
||
|
|
||
|
iterator insert( const Key& key, const T& value, bool overwrite = TRUE );
|
||
|
void remove( iterator it ) { detach(); sh->remove( it ); }
|
||
|
void remove( const Key& k );
|
||
|
|
||
|
#if defined(Q_FULL_TEMPLATE_INSTANTIATION)
|
||
|
bool operator==( const QMap<Key,T>& ) const { return FALSE; }
|
||
|
#ifndef QT_NO_STL
|
||
|
bool operator==( const std::map<Key,T>& ) const { return FALSE; }
|
||
|
#endif
|
||
|
#endif
|
||
|
|
||
|
protected:
|
||
|
/**
|
||
|
* Helpers
|
||
|
*/
|
||
|
void detach() { if ( sh->count > 1 ) detachInternal(); }
|
||
|
|
||
|
Priv* sh;
|
||
|
private:
|
||
|
void detachInternal();
|
||
|
|
||
|
friend class QDeepCopy< QMap<Key,T> >;
|
||
|
};
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES QMap<Key,T>& QMap<Key,T>::operator= ( const QMap<Key,T>& m )
|
||
|
{
|
||
|
m.sh->ref();
|
||
|
if ( sh->deref() )
|
||
|
delete sh;
|
||
|
sh = m.sh;
|
||
|
return *this;
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMap<Key,T>::insert_pair QMap<Key,T>::insert( const Q_TYPENAME QMap<Key,T>::value_type& x )
|
||
|
{
|
||
|
detach();
|
||
|
size_type n = size();
|
||
|
iterator it = sh->insertSingle( x.first );
|
||
|
bool inserted = FALSE;
|
||
|
if ( n < size() ) {
|
||
|
inserted = TRUE;
|
||
|
it.data() = x.second;
|
||
|
}
|
||
|
return QPair<iterator,bool>( it, inserted );
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMap<Key,T>::erase( const Key& k )
|
||
|
{
|
||
|
detach();
|
||
|
iterator it( sh->find( k ).node );
|
||
|
if ( it != end() )
|
||
|
sh->remove( it );
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMap<Key,T>::size_type QMap<Key,T>::count( const Key& k ) const
|
||
|
{
|
||
|
const_iterator it( sh->find( k ).node );
|
||
|
if ( it != end() ) {
|
||
|
size_type c = 0;
|
||
|
while ( it != end() ) {
|
||
|
++it;
|
||
|
++c;
|
||
|
}
|
||
|
return c;
|
||
|
}
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES T& QMap<Key,T>::operator[] ( const Key& k )
|
||
|
{
|
||
|
detach();
|
||
|
QMapNode<Key,T>* p = sh->find( k ).node;
|
||
|
if ( p != sh->end().node )
|
||
|
return p->data;
|
||
|
return insert( k, T() ).data();
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMap<Key,T>::clear()
|
||
|
{
|
||
|
if ( sh->count == 1 )
|
||
|
sh->clear();
|
||
|
else {
|
||
|
sh->deref();
|
||
|
sh = new QMapPrivate<Key,T>;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES Q_TYPENAME QMap<Key,T>::iterator QMap<Key,T>::insert( const Key& key, const T& value, bool overwrite )
|
||
|
{
|
||
|
detach();
|
||
|
size_type n = size();
|
||
|
iterator it = sh->insertSingle( key );
|
||
|
if ( overwrite || n < size() )
|
||
|
it.data() = value;
|
||
|
return it;
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMap<Key,T>::remove( const Key& k )
|
||
|
{
|
||
|
detach();
|
||
|
iterator it( sh->find( k ).node );
|
||
|
if ( it != end() )
|
||
|
sh->remove( it );
|
||
|
}
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES void QMap<Key,T>::detachInternal()
|
||
|
{
|
||
|
sh->deref(); sh = new QMapPrivate<Key,T>( sh );
|
||
|
}
|
||
|
|
||
|
|
||
|
#ifndef QT_NO_DATASTREAM
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES QDataStream& operator>>( QDataStream& s, QMap<Key,T>& m ) {
|
||
|
m.clear();
|
||
|
Q_UINT32 c;
|
||
|
s >> c;
|
||
|
for( Q_UINT32 i = 0; i < c; ++i ) {
|
||
|
Key k; T t;
|
||
|
s >> k >> t;
|
||
|
m.insert( k, t );
|
||
|
if ( s.atEnd() )
|
||
|
break;
|
||
|
}
|
||
|
return s;
|
||
|
}
|
||
|
|
||
|
|
||
|
template<class Key, class T>
|
||
|
Q_INLINE_TEMPLATES QDataStream& operator<<( QDataStream& s, const QMap<Key,T>& m ) {
|
||
|
s << (Q_UINT32)m.size();
|
||
|
QMapConstIterator<Key,T> it = m.begin();
|
||
|
for( ; it != m.end(); ++it )
|
||
|
s << it.key() << it.data();
|
||
|
return s;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#define Q_DEFINED_QMAP
|
||
|
#include "qwinexport.h"
|
||
|
#endif // QMAP_H
|
||
|
</pre>
|
||
|
<!-- eof -->
|
||
|
<p><address><hr><div align=center>
|
||
|
<table width=100% cellspacing=0 border=0><tr>
|
||
|
<td>Copyright © 2007
|
||
|
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
|
||
|
<td align=right><div align=right>Qt 3.3.8</div>
|
||
|
</table></div></address></body>
|
||
|
</html>
|