On Wed, May 14, 2014 at 6:18 PM, Activecat <active...@gmail.com> wrote:
> > On Wed, May 14, 2014 at 5:50 PM, Sylvain Munaut <246...@gmail.com> wrote: > >> Did you define the message port in the .grc XML file for your blocks ? >> Something like : >> >> <sink> >> <name>portname</name> >> <type>message</type> >> <optional>1</optional> >> </sink> >> >> Then they should show as message port in the GRC UI and you need to >> connect them in the GUI. >> > > This works: (this add additional port in gray color) > <source> > <name>print</name> > <type>message</type> > <optional>1</optional> > </source> > > Whereas this doesn't work: (the block becomes disappeared in the GRC) > <sink> > <name>print</name> > <type>message</type> > <optional>1</optional> > </sink> > > Then how to define the message sink port? > I have then tested few combinations, it seems that a source block cannot have a message sink port. Is there such a restriction ..?
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