Using Focus Areas for Phrase Input

After Control-N is pressed, the conversion process works from left to right through the preedit area choosing its longest phrases. Given input of more than one phrase, this intelligent behavior segments the preedit area into focus areas corresponding to the identified phrases. The leftmost phrase is initially the current focus area and reverse-video highlighted. The other phrases are only underlined.

At this point the only part of the preedit area that is reverse-video highlighted is the current focus area, as shown by the example: