qx11grab source code implying "Translator Comments"
some predefined comments can be found in ts files

/*: Note: short */
  developer grace note to insert a short translation

/*: Alternative: ... */
  developer information or helptext for different translations

/*: ToolTip */
  A "ToolTip" entry implying a free large text

/*: WhatsThis */
  A "WhatsThis" entry implying a free large text

/*: WindowTitle */
  This Entry is a Window or Dialog Title
