On Oct 15, 2007, at 10:30 AM, IOhannes m zmoelnig wrote: > Lluis Gómez i Bigordà wrote: >> hi list, just a question about sys_vgui() ... >> >> i'm trying to get some info about a widget on the pd canvas, >> but sys_vgui() is declared to retun void ... so i cannot get anything >> using this function ... >> >> there is another way to run tcl/tk scripts in the pd canvas and >> get the >> returned data of this scripts? >> > > the way to do this is via a callback function: > with sys_vgui you call a function in the pd-gui process, which then > can > send back a message to a pd; you have to bind your object to a special > receiver to receive this message. > > you will also be able to receive this message via a [r <special > receiver>] object, there is no way to do an exclusive communication.
Does anyone know of a simple, clean example of this in action? I was looking for something similar in the past. .hc ------------------------------------------------------------------------ ---- All information should be free. - the hacker ethic _______________________________________________ PD-dev mailing list PD-dev@iem.at http://lists.puredata.info/listinfo/pd-dev
