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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPODVECTOR_P_H
+#define QPODVECTOR_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists purely as an
+// implementation detail. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qglobal.h>
+#include <QDebug>
+
+QT_BEGIN_NAMESPACE
+
+template<class T, int Increment=1024>
+class QPODVector
+{
+public:
+ QPODVector()
+ : m_count(0), m_capacity(0), m_data(0) {}
+ ~QPODVector() { if (m_data) ::free(m_data); }
+
+ const T &at(int idx) const {
+ return m_data[idx];
+ }
+
+ T &operator[](int idx) {
+ return m_data[idx];
+ }
+
+ void clear() {
+ m_count = 0;
+ }
+
+ void prepend(const T &v) {
+ insert(0, v);
+ }
+
+ void append(const T &v) {
+ insert(m_count, v);
+ }
+
+ void insert(int idx, const T &v) {
+ if (m_count == m_capacity) {
+ m_capacity += Increment;
+ m_data = (T *)realloc(m_data, m_capacity * sizeof(T));
+ }
+ int moveCount = m_count - idx;
+ if (moveCount)
+ ::memmove(m_data + idx + 1, m_data + idx, moveCount * sizeof(T));
+ m_count++;
+ m_data[idx] = v;
+ }
+
+ void reserve(int count) {
+ if (count >= m_capacity) {
+ m_capacity = (count + (Increment-1)) & (0xFFFFFFFF - Increment + 1);
+ m_data = (T *)realloc(m_data, m_capacity * sizeof(T));
+ }
+ }
+
+ void insertBlank(int idx, int count) {
+ int newSize = m_count + count;
+ reserve(newSize);
+ int moveCount = m_count - idx;
+ if (moveCount)
+ ::memmove(m_data + idx + count, m_data + idx,
+ moveCount * sizeof(T));
+ m_count = newSize;
+ }
+
+ void remove(int idx, int count = 1) {
+ int moveCount = m_count - (idx + count);
+ if (moveCount)
+ ::memmove(m_data + idx, m_data + idx + count,
+ moveCount * sizeof(T));
+ m_count -= count;
+ }
+
+ void removeOne(const T &v) {
+ int idx = 0;
+ while (idx < m_count) {
+ if (m_data[idx] == v) {
+ remove(idx);
+ return;
+ }
+ ++idx;
+ }
+ }
+
+ int find(const T &v) {
+ for (int idx = 0; idx < m_count; ++idx)
+ if (m_data[idx] == v)
+ return idx;
+ return -1;
+ }
+
+ bool contains(const T &v) {
+ return find(v) != -1;
+ }
+
+ int count() const {
+ return m_count;
+ }
+
+ void copyAndClear(QPODVector<T,Increment> &other) {
+ if (other.m_data) ::free(other.m_data);
+ other.m_count = m_count;
+ other.m_capacity = m_capacity;
+ other.m_data = m_data;
+ m_count = 0;
+ m_capacity = 0;
+ m_data = 0;
+ }
+
+ QPODVector<T,Increment> &operator<<(const T &v) { append(v); return *this; }
+private:
+ QPODVector(const QPODVector &);
+ QPODVector &operator=(const QPODVector &);
+ int m_count;
+ int m_capacity;
+ T *m_data;
+};
+
+QT_END_NAMESPACE
+
+#endif