As it stood, we would return early from forceLayout if no items were loaded. This made sense, since when no items are loaded, there would be no items to lay out. But after we changed the logic so that an application can show or hide rows and columns by returning an empty size from the size providers, we now always need to do a layout to check if some rows or columns should become visible. Pick-to: 5.15 6.0 6.1 Fixes: QTBUG-92076 Change-Id: I2a07bf8e62cfeebcbe36c01aa92eca3ed8227cd3 Reviewed-by: Mitch Curtis <mitch.curtis@qt.io> Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>