Thanks Pete, That is where I began :-) On Tue, Jan 3, 2012 at 12:22 PM, Pete <p...@mollysrevenge.com> wrote:
> I think it's time to refer to the message path bible - Richard Gaskin's > great article at > http://www.fourthworld.com/embassy/articles/revolution_message_path.html > Pete > > On Tue, Jan 3, 2012 at 12:01 PM, Todd Geist <t...@geistinteractive.com > >wrote: > > > On Tue, Jan 3, 2012 at 10:09 AM, Bob Sneidar <b...@twft.com> wrote: > > > > > If I am not mistaken, sent or dispatched messages are always sent to > the > > > card if another target is not specified, > > > > > > hmm, Not what I see > > > > Send, dispatch, and call use the current object as the target if none is > > specified. It would only be the card if the card was the object sending > the > > command. Throw this in a button, > > > > *on* mouseUp > > > > *send* test > > > > *end* mouseUp > > > > > > *on* test > > > > *put* the target > > > > *end* test > > > > > > When you click the button you will see that the message is handled by the > > object. > > > > > > If you send a message using *Any* form (send, dispatch or call) and do > not > > specify a target, then the object that is sending (or calling or > > dispatching) the message is the target. Of course a front script is > > inserted before the target and can handle the message, BUT it is not "the > > target". > > > > > > Here is my current understanding of the differences in Send, Dispatch, > and > > Call. If anyone could correct me, I would appreciate it. > > > > > > I think dispatch does switch contexts. It send the message to the object > > and it is processed along the normal message path. It does have a > special > > use of the "me" object which can refer to a behavior. But other than > that I > > am pretty sure that references are evaluated in the context of the > > receiving object, not the sending one. > > > > > > Send is different because messages not handled but the target DO NOT > > continue down the message path. Send does NOT resolve "me" to the > behavior > > script if there is any. Like Dispatch the context is the receiving > object, > > not the sending one. > > > > > > Call is really weird. Context is the CALLING object not the Sending > object. > > And messages that are not handled by the target pass down that object's > > message Path. > > > > > > > > Thanks > > > > > > Todd > > > > -- > > Todd Geist > > _______________________________________________ > > use-livecode mailing list > > use-livecode@lists.runrev.com > > Please visit this url to subscribe, unsubscribe and manage your > > subscription preferences: > > http://lists.runrev.com/mailman/listinfo/use-livecode > > > > > > > -- > Pete > Molly's Revenge <http://www.mollysrevenge.com> > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your > subscription preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode > -- Todd Geist (805) 419-9382 _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
