/** Updates part of the screen. If text->status is
LyXText::NEED_MORE_REFRESH, we update from the
point of change and to the end of the screen.
If text->status is LyXText::NEED_VERY_LITTLE_REFRESH,
we only update the current row. */
/** Updates part of the screen. If text->status is
LyXText::NEED_MORE_REFRESH, we update from the
point of change and to the end of the screen.
If text->status is LyXText::NEED_VERY_LITTLE_REFRESH,
we only update the current row. */