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Diffstat (limited to 'qtinterface/qt4/Qt/qvarlengtharray.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qvarlengtharray.h | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/qtinterface/qt4/Qt/qvarlengtharray.h b/qtinterface/qt4/Qt/qvarlengtharray.h deleted file mode 100644 index 244bf9b..0000000 --- a/qtinterface/qt4/Qt/qvarlengtharray.h +++ /dev/null @@ -1,256 +0,0 @@ -/**************************************************************************** -** -** 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 QtCore 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 QVARLENGTHARRAY_H -#define QVARLENGTHARRAY_H - -#include <QtCore/qcontainerfwd.h> -#include <QtCore/qglobal.h> -#include <new> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Core) - -template<class T, int Prealloc> -class QPodList; - -// Prealloc = 256 by default, specified in qcontainerfwd.h -template<class T, int Prealloc> -class QVarLengthArray -{ -public: - inline explicit QVarLengthArray(int size = 0); - - inline QVarLengthArray(const QVarLengthArray<T, Prealloc> &other) - : a(Prealloc), s(0), ptr(reinterpret_cast<T *>(array)) - { - append(other.constData(), other.size()); - } - - inline ~QVarLengthArray() { - if (QTypeInfo<T>::isComplex) { - T *i = ptr + s; - while (i-- != ptr) - i->~T(); - } - if (ptr != reinterpret_cast<T *>(array)) - qFree(ptr); - } - inline QVarLengthArray<T, Prealloc> &operator=(const QVarLengthArray<T, Prealloc> &other) - { - if (this != &other) { - clear(); - append(other.constData(), other.size()); - } - return *this; - } - - inline void removeLast() { - Q_ASSERT(s > 0); - realloc(s - 1, a); - } - inline int size() const { return s; } - inline int count() const { return s; } - inline bool isEmpty() const { return (s == 0); } - inline void resize(int size); - inline void clear() { resize(0); } - - inline int capacity() const { return a; } - inline void reserve(int size); - - inline T &operator[](int idx) { - Q_ASSERT(idx >= 0 && idx < s); - return ptr[idx]; - } - inline const T &operator[](int idx) const { - Q_ASSERT(idx >= 0 && idx < s); - return ptr[idx]; - } - - inline void append(const T &t) { - if (s == a) // i.e. s != 0 - realloc(s, s<<1); - const int idx = s++; - if (QTypeInfo<T>::isComplex) { - new (ptr + idx) T(t); - } else { - ptr[idx] = t; - } - } - void append(const T *buf, int size); - - inline T *data() { return ptr; } - inline const T *data() const { return ptr; } - inline const T * constData() const { return ptr; } - -private: - friend class QPodList<T, Prealloc>; - void realloc(int size, int alloc); - - int a; - int s; - T *ptr; - union { - // ### Qt 5: Use 'Prealloc * sizeof(T)' as array size - char array[sizeof(qint64) * (((Prealloc * sizeof(T)) / sizeof(qint64)) + 1)]; - qint64 q_for_alignment_1; - double q_for_alignment_2; - }; -}; - -template <class T, int Prealloc> -Q_INLINE_TEMPLATE QVarLengthArray<T, Prealloc>::QVarLengthArray(int asize) - : s(asize) { - if (s > Prealloc) { - ptr = reinterpret_cast<T *>(qMalloc(s * sizeof(T))); - Q_CHECK_PTR(ptr); - a = s; - } else { - ptr = reinterpret_cast<T *>(array); - a = Prealloc; - } - if (QTypeInfo<T>::isComplex) { - T *i = ptr + s; - while (i != ptr) - new (--i) T; - } -} - -template <class T, int Prealloc> -Q_INLINE_TEMPLATE void QVarLengthArray<T, Prealloc>::resize(int asize) -{ realloc(asize, qMax(asize, a)); } - -template <class T, int Prealloc> -Q_INLINE_TEMPLATE void QVarLengthArray<T, Prealloc>::reserve(int asize) -{ if (asize > a) realloc(s, asize); } - -template <class T, int Prealloc> -Q_OUTOFLINE_TEMPLATE void QVarLengthArray<T, Prealloc>::append(const T *abuf, int increment) -{ - Q_ASSERT(abuf); - if (increment <= 0) - return; - - const int asize = s + increment; - - if (asize >= a) - realloc(s, qMax(s*2, asize)); - - if (QTypeInfo<T>::isComplex) { - // call constructor for new objects (which can throw) - while (s < asize) - new (ptr+(s++)) T(*abuf++); - } else { - qMemCopy(&ptr[s], abuf, increment * sizeof(T)); - s = asize; - } -} - -template <class T, int Prealloc> -Q_OUTOFLINE_TEMPLATE void QVarLengthArray<T, Prealloc>::realloc(int asize, int aalloc) -{ - Q_ASSERT(aalloc >= asize); - T *oldPtr = ptr; - int osize = s; - // s = asize; - - if (aalloc != a) { - ptr = reinterpret_cast<T *>(qMalloc(aalloc * sizeof(T))); - Q_CHECK_PTR(ptr); - if (ptr) { - s = 0; - a = aalloc; - - if (QTypeInfo<T>::isStatic) { - QT_TRY { - // copy all the old elements - const int copySize = qMin(asize, osize); - while (s < copySize) { - new (ptr+s) T(*(oldPtr+s)); - (oldPtr+s)->~T(); - s++; - } - } QT_CATCH(...) { - // clean up all the old objects and then free the old ptr - int sClean = s; - while (sClean < osize) - (oldPtr+(sClean++))->~T(); - if (oldPtr != reinterpret_cast<T *>(array) && oldPtr != ptr) - qFree(oldPtr); - QT_RETHROW; - } - } else { - qMemCopy(ptr, oldPtr, qMin(asize, osize) * sizeof(T)); - s = asize; - } - } else { - ptr = oldPtr; - return; - } - } - - if (QTypeInfo<T>::isComplex) { - while (osize > asize) - (oldPtr+(--osize))->~T(); - if( oldPtr == ptr ) - s = osize; - } - - if (oldPtr != reinterpret_cast<T *>(array) && oldPtr != ptr) - qFree(oldPtr); - - if (QTypeInfo<T>::isComplex) { - // call default constructor for new objects (which can throw) - while (s < asize) - new (ptr+(s++)) T; - } else { - s = asize; - } -} - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // QVARLENGTHARRAY_H |