- Use mime types in the file dialog handling - Use per class includes - Use the configure system instead of QT_NO... defines Task-number: QTBUG-111228 Change-Id: Iea915604e89d3005270f0eb83eca882855589a44 Reviewed-by: Edward Welbourne <edward.welbourne@qt.io> (cherry picked from commit 723e331f0a811294e43207db162698c3ff8fde51) Reviewed-by: Kai Köhne <kai.koehne@qt.io>