diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativegridview.cpp')
-rw-r--r-- | src/declarative/graphicsitems/qdeclarativegridview.cpp | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp index 89b395842e..68a4c64958 100644 --- a/src/declarative/graphicsitems/qdeclarativegridview.cpp +++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp @@ -1085,13 +1085,15 @@ void QDeclarativeGridViewPrivate::flick(AxisData &data, qreal minExtent, qreal m \c portrait data directly. An improved grid view is shown below. The delegate is visually improved and is moved - into a separate \c contactDelegate component. Also, the currently selected item is highlighted - with a blue \l Rectangle using the \l highlight property, and \c focus is set to \c true - to enable keyboard navigation for the grid view. + into a separate \c contactDelegate component. \snippet doc/src/snippets/declarative/gridview/gridview.qml classdocs advanced \image gridview-highlight.png + The currently selected item is highlighted with a blue \l Rectangle using the \l highlight property, + and \c focus is set to \c true to enable keyboard navigation for the grid view. + The grid view itself is a focus scope (see \l{qmlfocus#Acquiring Focus and Focus Scopes}{the focus documentation page} for more details). + Delegates are instantiated as needed and may be destroyed at any time. State should \e never be stored in a delegate. @@ -1276,6 +1278,11 @@ void QDeclarativeGridView::setDelegate(QDeclarativeComponent *delegate) if (QDeclarativeVisualDataModel *dataModel = qobject_cast<QDeclarativeVisualDataModel*>(d->model)) { dataModel->setDelegate(delegate); if (isComponentComplete()) { + for (int i = 0; i < d->visibleItems.count(); ++i) + d->releaseItem(d->visibleItems.at(i)); + d->visibleItems.clear(); + d->releaseItem(d->currentItem); + d->currentItem = 0; refill(); d->moveReason = QDeclarativeGridViewPrivate::SetIndex; d->updateCurrent(d->currentIndex); |