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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /src/qt3support/tools/q3memarray.h
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Long live Qt 4.5!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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 are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef Q3MEMARRAY_H
+#define Q3MEMARRAY_H
+
+#include <Qt3Support/q3garray.h>
+#include <QtCore/qvector.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3SupportLight)
+
+template<class type>
+class Q3MemArray : public Q3GArray
+{
+public:
+ typedef type* Iterator;
+ typedef const type* ConstIterator;
+ typedef type ValueType;
+
+protected:
+ Q3MemArray(int, int) : Q3GArray(0, 0) {}
+
+public:
+ Q3MemArray() {}
+ Q3MemArray(int size) : Q3GArray(size*sizeof(type)) {}
+ Q3MemArray(const Q3MemArray<type> &a) : Q3GArray(a) {}
+ Q3MemArray(const QVector<type> &vector);
+ ~Q3MemArray() {}
+ Q3MemArray<type> &operator=(const Q3MemArray<type> &a)
+ { return (Q3MemArray<type>&)Q3GArray::assign(a); }
+ type *data() const { return (type *)Q3GArray::data(); }
+ uint nrefs() const { return Q3GArray::nrefs(); }
+ uint size() const { return Q3GArray::size()/sizeof(type); }
+ uint count() const { return size(); }
+ bool isEmpty() const { return Q3GArray::size() == 0; }
+ bool isNull() const { return Q3GArray::data() == 0; }
+ bool resize(uint size) { return Q3GArray::resize(size*sizeof(type)); }
+ bool resize(uint size, Optimization optim) { return Q3GArray::resize(size*sizeof(type), optim); }
+ bool truncate(uint pos) { return Q3GArray::resize(pos*sizeof(type)); }
+ bool fill(const type &d, int size = -1)
+ { return Q3GArray::fill((char*)&d,size,sizeof(type)); }
+ void detach() { Q3GArray::detach(); }
+ Q3MemArray<type> copy() const
+ { Q3MemArray<type> tmp; return tmp.duplicate(*this); }
+ Q3MemArray<type>& assign(const Q3MemArray<type>& a)
+ { return (Q3MemArray<type>&)Q3GArray::assign(a); }
+ Q3MemArray<type>& assign(const type *a, uint n)
+ { return (Q3MemArray<type>&)Q3GArray::assign((char*)a,n*sizeof(type)); }
+ Q3MemArray<type>& duplicate(const Q3MemArray<type>& a)
+ { return (Q3MemArray<type>&)Q3GArray::duplicate(a); }
+ Q3MemArray<type>& duplicate(const type *a, uint n)
+ { return (Q3MemArray<type>&)Q3GArray::duplicate((char*)a,n*sizeof(type)); }
+ Q3MemArray<type>& setRawData(const type *a, uint n)
+ { return (Q3MemArray<type>&)Q3GArray::setRawData((char*)a,
+ n*sizeof(type)); }
+ void resetRawData(const type *a, uint n)
+ { Q3GArray::resetRawData((char*)a,n*sizeof(type)); }
+ int find(const type &d, uint i=0) const
+ { return Q3GArray::find((char*)&d,i,sizeof(type)); }
+ int contains(const type &d) const
+ { return Q3GArray::contains((char*)&d,sizeof(type)); }
+ void sort() { Q3GArray::sort(sizeof(type)); }
+ int bsearch(const type &d) const
+ { return Q3GArray::bsearch((const char*)&d,sizeof(type)); }
+ // ### Qt 4.0: maybe provide uint overload as work-around for MSVC bug
+ type& operator[](int i) const
+ { return (type &)(*(type *)Q3GArray::at(i*sizeof(type))); }
+ type& at(uint i) const
+ { return (type &)(*(type *)Q3GArray::at(i*sizeof(type))); }
+ operator const type*() const { return (const type *)Q3GArray::data(); }
+ bool operator==(const Q3MemArray<type> &a) const { return isEqual(a); }
+ bool operator!=(const Q3MemArray<type> &a) const { return !isEqual(a); }
+ Iterator begin() { return data(); }
+ Iterator end() { return data() + size(); }
+ ConstIterator begin() const { return data(); }
+ ConstIterator end() const { return data() + size(); }
+
+ operator QVector<type>() const;
+};
+
+template<class type>
+Q_OUTOFLINE_TEMPLATE Q3MemArray<type>::Q3MemArray(const QVector<type> &vector)
+ : Q3GArray(vector.size()*sizeof(type))
+{
+ for (int i = 0; i < vector.size(); ++i)
+ at(i) = vector.at(i);
+}
+
+template<class type>
+Q_OUTOFLINE_TEMPLATE Q3MemArray<type>::operator QVector<type>() const
+{
+ QVector<type> vector;
+ for (int i = 0; i < size(); ++i)
+ vector.append(at(i));
+ return vector;
+}
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3MEMARRAY_H