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-rw-r--r--src/widgets/widgets/qabstractscrollarea.cpp40
1 files changed, 23 insertions, 17 deletions
diff --git a/src/widgets/widgets/qabstractscrollarea.cpp b/src/widgets/widgets/qabstractscrollarea.cpp
index 65d06eafc5..3a06860e36 100644
--- a/src/widgets/widgets/qabstractscrollarea.cpp
+++ b/src/widgets/widgets/qabstractscrollarea.cpp
@@ -1,31 +1,37 @@
/****************************************************************************
**
-** Copyright (C) 2015 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
-** $QT_BEGIN_LICENSE:LGPL21$
+** $QT_BEGIN_LICENSE:LGPL$
** 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 http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
-** Software Foundation and appearing in the file LICENSE.LGPLv21 and
-** LICENSE.LGPLv3 included in the packaging of this file. Please review the
-** following information to ensure the GNU Lesser General Public License
-** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
-** As a special exception, The Qt Company gives you certain additional
-** rights. These rights are described in The Qt Company 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 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
@@ -469,7 +475,7 @@ void QAbstractScrollAreaPrivate::layoutChildren()
if ((vscrollOverlap > 0 && needv) || (hscrollOverlap > 0 && needh)) {
const QList<QHeaderView *> headers = q->findChildren<QHeaderView*>();
if (headers.count() <= 2) {
- Q_FOREACH (const QHeaderView *header, headers) {
+ for (const QHeaderView *header : headers) {
const QRect geo = header->geometry();
if (header->orientation() == Qt::Vertical && header->isVisible() && QStyle::visualRect(opt.direction, opt.rect, geo).left() <= opt.rect.width() / 2)
vHeaderRight = QStyle::visualRect(opt.direction, opt.rect, geo).right();
@@ -705,7 +711,7 @@ QScrollBar *QAbstractScrollArea::verticalScrollBar() const
void QAbstractScrollArea::setVerticalScrollBar(QScrollBar *scrollBar)
{
Q_D(QAbstractScrollArea);
- if (!scrollBar) {
+ if (Q_UNLIKELY(!scrollBar)) {
qWarning("QAbstractScrollArea::setVerticalScrollBar: Cannot set a null scroll bar");
return;
}
@@ -766,7 +772,7 @@ QScrollBar *QAbstractScrollArea::horizontalScrollBar() const
void QAbstractScrollArea::setHorizontalScrollBar(QScrollBar *scrollBar)
{
Q_D(QAbstractScrollArea);
- if (!scrollBar) {
+ if (Q_UNLIKELY(!scrollBar)) {
qWarning("QAbstractScrollArea::setHorizontalScrollBar: Cannot set a null scroll bar");
return;
}