On Jun 28, 2008, at 15:45, Marco Túlio Gontijo e Silva wrote: > Hello. > > Em Sáb, 2008-06-28 às 12:14 +0200, Axel Simon escreveu: >> widgetRenderIcon cannot go wrong, so it shouldn't through an >> exception. > > So why does it return Maybe Pixbuf and not Pixbuf?
Because from the documentation is sounded like it's quite likely that a stock item won't be found. Hence, > if pixbufPtr==nullPtr then return Nothing else > liftM Just $ constructNewGObject mkPixbuf (return pixbufPtr) > > Will pixbufPtr never be nullPtr? What about when a invalid StockId is > passed as a parameter? > we assume that pixbufPtr may be NULL in which case we return Nothing. Your second question seems to contradict the first!? Axel. ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php _______________________________________________ Gtk2hs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/gtk2hs-devel
