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-rw-r--r--src/gui/graphicsview/qgraphicslinearlayout.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/gui/graphicsview/qgraphicslinearlayout.cpp b/src/gui/graphicsview/qgraphicslinearlayout.cpp
index 1588364..7e8d19f 100644
--- a/src/gui/graphicsview/qgraphicslinearlayout.cpp
+++ b/src/gui/graphicsview/qgraphicslinearlayout.cpp
@@ -275,13 +275,17 @@ void QGraphicsLinearLayout::insertItem(int index, QGraphicsLayoutItem *item)
qWarning("QGraphicsLinearLayout::insertItem: cannot insert itself");
return;
}
+ Q_ASSERT(item);
+
+ //the order of the following instructions is very important because
+ //invalidating the layout before adding the child item will make the layout happen
+ //before we try to paint the item
+ invalidate();
d->addChildLayoutItem(item);
- Q_ASSERT(item);
d->fixIndex(&index);
d->engine.insertRow(index, d->orientation);
new QGridLayoutItem(&d->engine, item, d->gridRow(index), d->gridColumn(index), 1, 1, 0, index);
- invalidate();
}
/*!