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diff --git a/examples/widgets/layouts/borderlayout/borderlayout.cpp b/examples/widgets/layouts/borderlayout/borderlayout.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "borderlayout.h"
-
-BorderLayout::BorderLayout(QWidget *parent, const QMargins &margins, int spacing)
- : QLayout(parent)
-{
- setContentsMargins(margins);
- setSpacing(spacing);
-}
-
-BorderLayout::BorderLayout(int spacing)
-{
- setSpacing(spacing);
-}
-
-
-BorderLayout::~BorderLayout()
-{
- QLayoutItem *l;
- while ((l = takeAt(0)))
- delete l;
-}
-
-void BorderLayout::addItem(QLayoutItem *item)
-{
- add(item, West);
-}
-
-void BorderLayout::addWidget(QWidget *widget, Position position)
-{
- add(new QWidgetItem(widget), position);
-}
-
-Qt::Orientations BorderLayout::expandingDirections() const
-{
- return Qt::Horizontal | Qt::Vertical;
-}
-
-bool BorderLayout::hasHeightForWidth() const
-{
- return false;
-}
-
-int BorderLayout::count() const
-{
- return list.size();
-}
-
-QLayoutItem *BorderLayout::itemAt(int index) const
-{
- ItemWrapper *wrapper = list.value(index);
- return wrapper ? wrapper->item : nullptr;
-}
-
-QSize BorderLayout::minimumSize() const
-{
- return calculateSize(MinimumSize);
-}
-
-void BorderLayout::setGeometry(const QRect &rect)
-{
- ItemWrapper *center = nullptr;
- int eastWidth = 0;
- int westWidth = 0;
- int northHeight = 0;
- int southHeight = 0;
- int centerHeight = 0;
- int i;
-
- QLayout::setGeometry(rect);
-
- for (i = 0; i < list.size(); ++i) {
- ItemWrapper *wrapper = list.at(i);
- QLayoutItem *item = wrapper->item;
- Position position = wrapper->position;
-
- if (position == North) {
- item->setGeometry(QRect(rect.x(), northHeight, rect.width(),
- item->sizeHint().height()));
-
- northHeight += item->geometry().height() + spacing();
- } else if (position == South) {
- item->setGeometry(QRect(item->geometry().x(),
- item->geometry().y(), rect.width(),
- item->sizeHint().height()));
-
- southHeight += item->geometry().height() + spacing();
-
- item->setGeometry(QRect(rect.x(),
- rect.y() + rect.height() - southHeight + spacing(),
- item->geometry().width(),
- item->geometry().height()));
- } else if (position == Center) {
- center = wrapper;
- }
- }
-
- centerHeight = rect.height() - northHeight - southHeight;
-
- for (i = 0; i < list.size(); ++i) {
- ItemWrapper *wrapper = list.at(i);
- QLayoutItem *item = wrapper->item;
- Position position = wrapper->position;
-
- if (position == West) {
- item->setGeometry(QRect(rect.x() + westWidth, northHeight,
- item->sizeHint().width(), centerHeight));
-
- westWidth += item->geometry().width() + spacing();
- } else if (position == East) {
- item->setGeometry(QRect(item->geometry().x(), item->geometry().y(),
- item->sizeHint().width(), centerHeight));
-
- eastWidth += item->geometry().width() + spacing();
-
- item->setGeometry(QRect(
- rect.x() + rect.width() - eastWidth + spacing(),
- northHeight, item->geometry().width(),
- item->geometry().height()));
- }
- }
-
- if (center)
- center->item->setGeometry(QRect(westWidth, northHeight,
- rect.width() - eastWidth - westWidth,
- centerHeight));
-}
-
-QSize BorderLayout::sizeHint() const
-{
- return calculateSize(SizeHint);
-}
-
-QLayoutItem *BorderLayout::takeAt(int index)
-{
- if (index >= 0 && index < list.size()) {
- ItemWrapper *layoutStruct = list.takeAt(index);
- return layoutStruct->item;
- }
- return nullptr;
-}
-
-void BorderLayout::add(QLayoutItem *item, Position position)
-{
- list.append(new ItemWrapper(item, position));
-}
-
-QSize BorderLayout::calculateSize(SizeType sizeType) const
-{
- QSize totalSize;
-
- for (int i = 0; i < list.size(); ++i) {
- ItemWrapper *wrapper = list.at(i);
- Position position = wrapper->position;
- QSize itemSize;
-
- if (sizeType == MinimumSize)
- itemSize = wrapper->item->minimumSize();
- else // (sizeType == SizeHint)
- itemSize = wrapper->item->sizeHint();
-
- if (position == North || position == South || position == Center)
- totalSize.rheight() += itemSize.height();
-
- if (position == West || position == East || position == Center)
- totalSize.rwidth() += itemSize.width();
- }
- return totalSize;
-}