>> The gain is that the file is determined at runtime. When the ui >> changes (with icon change), there is no need to update our documents >> for it. >> > > This is independent from the inset solution.
Our documents use InsetGraphics with files such as ../images/math/matrix.xpm. This is platform independent but if a different icon is used later, the document has to be changed. This also disallows (this is discouraged anyway) the use of platform dependent icons. Bo