diff options
Diffstat (limited to 'src/widgets/itemviews/qtreeview.cpp')
-rw-r--r-- | src/widgets/itemviews/qtreeview.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/widgets/itemviews/qtreeview.cpp b/src/widgets/itemviews/qtreeview.cpp index 70523815e8..962ed97762 100644 --- a/src/widgets/itemviews/qtreeview.cpp +++ b/src/widgets/itemviews/qtreeview.cpp @@ -335,6 +335,7 @@ void QTreeView::setHeader(QHeaderView *header) this, SLOT(updateGeometries())); setSortingEnabled(d->sortingEnabled); + d->updateGeometry(); } /*! @@ -2619,6 +2620,35 @@ void QTreeView::selectAll() } /*! + \reimp +*/ +QSize QTreeView::viewportSizeHint() const +{ + Q_D(const QTreeView); + d->executePostedLayout(); // Make sure that viewItems are up to date. + + if (d->viewItems.size() == 0) + return QAbstractItemView::viewportSizeHint(); + + // Get rect for last item + const QRect deepestRect = visualRect(d->viewItems.last().index); + + if (!deepestRect.isValid()) + return QAbstractItemView::viewportSizeHint(); + + QSize result = QSize(d->header->length(), deepestRect.bottom() + 1); + + // add size for header + result += QSize(0, d->header->isVisible() ? d->header->height() : 0); + + // add size for scrollbars + result += QSize(verticalScrollBar()->isVisible() ? verticalScrollBar()->width() : 0, + horizontalScrollBar()->isVisible() ? horizontalScrollBar()->height() : 0); + + return result; +} + +/*! \since 4.2 Expands all expandable items. |