diff options
Diffstat (limited to 'src/gui/widgets/qcombobox.cpp')
| -rw-r--r-- | src/gui/widgets/qcombobox.cpp | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/src/gui/widgets/qcombobox.cpp b/src/gui/widgets/qcombobox.cpp index 166a0d7..c80a225 100644 --- a/src/gui/widgets/qcombobox.cpp +++ b/src/gui/widgets/qcombobox.cpp @@ -9,8 +9,8 @@ ** 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. +** 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 @@ -21,20 +21,20 @@ ** 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 +** 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. +** +** +** +** +** +** +** ** -** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://qt.nokia.com/contact. ** $QT_END_LICENSE$ ** ****************************************************************************/ @@ -2418,7 +2418,16 @@ void QComboBox::showPopup() && !style->styleHint(QStyle::SH_ComboBox_Popup, &opt, this) && !window()->testAttribute(Qt::WA_DontShowOnScreen)) qScrollEffect(container, scrollDown ? QEffects::DownScroll : QEffects::UpScroll, 150); #endif + +// Don't disable updates on Mac OS X. Windows are displayed immediately on this platform, +// which means that the window will be visible before the call to container->show() returns. +// If updates are disabled at this point we'll miss our chance at painting the popup +// menu before it's shown, causing flicker since the window then displays the standard gray +// background. +#ifndef Q_WS_MAC container->setUpdatesEnabled(false); +#endif + container->raise(); container->show(); container->updateScrollers(); @@ -2429,7 +2438,10 @@ void QComboBox::showPopup() ? QAbstractItemView::PositionAtCenter : QAbstractItemView::EnsureVisible); +#ifndef Q_WS_MAC container->setUpdatesEnabled(updatesEnabled); +#endif + container->update(); } |