diff options
Diffstat (limited to 'src/gui/widgets/qcombobox.cpp')
-rw-r--r-- | src/gui/widgets/qcombobox.cpp | 59 |
1 files changed, 39 insertions, 20 deletions
diff --git a/src/gui/widgets/qcombobox.cpp b/src/gui/widgets/qcombobox.cpp index 09a51fe..01fe9d2 100644 --- a/src/gui/widgets/qcombobox.cpp +++ b/src/gui/widgets/qcombobox.cpp @@ -947,8 +947,9 @@ QComboBoxPrivateContainer* QComboBoxPrivate::viewContainer() container = new QComboBoxPrivateContainer(new QComboBoxListView(q), q); container->itemView()->setModel(model); container->itemView()->setTextElideMode(Qt::ElideMiddle); - updateDelegate(); + updateDelegate(true); updateLayoutDirection(); + updateViewContainerPaletteAndOpacity(); QObject::connect(container, SIGNAL(itemSelected(QModelIndex)), q, SLOT(_q_itemSelected(QModelIndex))); QObject::connect(container->itemView()->selectionModel(), @@ -1051,6 +1052,27 @@ void QComboBoxPrivate::_q_rowsRemoved(const QModelIndex &parent, int /*start*/, } +void QComboBoxPrivate::updateViewContainerPaletteAndOpacity() +{ + if (!container) + return; + Q_Q(QComboBox); + QStyleOptionComboBox opt; + q->initStyleOption(&opt); +#ifndef QT_NO_MENU + if (q->style()->styleHint(QStyle::SH_ComboBox_Popup, &opt, q)) { + QMenu menu; + menu.ensurePolished(); + container->setPalette(menu.palette()); + container->setWindowOpacity(menu.windowOpacity()); + } else +#endif + { + container->setPalette(q->palette()); + container->setWindowOpacity(1.0); + } +} + /*! Initialize \a option with the values from this QComboBox. This method is useful for subclasses when they need a QStyleOptionComboBox, but don't want @@ -1567,15 +1589,25 @@ bool QComboBox::isEditable() const return d->lineEdit != 0; } -void QComboBoxPrivate::updateDelegate() +/*! \internal + update the default delegate + depending on the style's SH_ComboBox_Popup hint, we use a different default delegate. + + but we do not change the delegate is the combobox use a custom delegate, + unless \a force is set to true. + */ +void QComboBoxPrivate::updateDelegate(bool force) { Q_Q(QComboBox); QStyleOptionComboBox opt; q->initStyleOption(&opt); - if (q->style()->styleHint(QStyle::SH_ComboBox_Popup, &opt, q)) - q->setItemDelegate(new QComboMenuDelegate(q->view(), q)); - else - q->setItemDelegate(new QComboBoxDelegate(q->view(), q)); + if (q->style()->styleHint(QStyle::SH_ComboBox_Popup, &opt, q)) { + if (force || qobject_cast<QComboBoxDelegate *>(q->itemDelegate())) + q->setItemDelegate(new QComboMenuDelegate(q->view(), q)); + } else { + if (force || qobject_cast<QComboMenuDelegate *>(q->itemDelegate())) + q->setItemDelegate(new QComboBoxDelegate(q->view(), q)); + } } QIcon QComboBoxPrivate::itemIcon(const QModelIndex &index) const @@ -2572,20 +2604,7 @@ void QComboBox::changeEvent(QEvent *e) hidePopup(); break; case QEvent::PaletteChange: { - QStyleOptionComboBox opt; - initStyleOption(&opt); -#ifndef QT_NO_MENU - if (style()->styleHint(QStyle::SH_ComboBox_Popup, &opt, this)) { - QMenu menu; - menu.ensurePolished(); - d->viewContainer()->setPalette(menu.palette()); - d->viewContainer()->setWindowOpacity(menu.windowOpacity()); - } else -#endif - { - d->viewContainer()->setPalette(palette()); - d->viewContainer()->setWindowOpacity(1.0); - } + d->updateViewContainerPaletteAndOpacity(); break; } case QEvent::FontChange: |