[squeakland] how to hide ALL connectors to/from a specific node in the Connectors package?
karlramberg at gmail.com
Sun Sep 22 14:09:02 EDT 2013
On Wed, Sep 18, 2013 at 3:57 PM, Bert Freudenberg <bert at freudenbergs.de>wrote:
> On 2013-09-18, at 05:54, Steve Thomas <sthomas1 at gosargon.com> wrote:
> On Tue, Sep 17, 2013 at 2:36 PM, karl ramberg <karlramberg at gmail.com>wrote:
>> This is IMO a bug. It says tellAllSuccessors but tells only the first
>> node in the successor graph.
> Agreed, though the bug is only in the naming, the behavior is correct.
> Mathematically speaking we mean the direct successors, but for brevity this
> got shortened to just successors.
> Note that the help bubble for "tell all outgoing connections" is very
> carefully worded:
> "Send a message to all the connectors whose source end is connected to me"
> whereas the help for "tell all successors" is just
> "Send a message to all graph successors"
> which is both factually wrong (it's only direct successors) and should
> include a mention of connectors, perhaps
> "Send a message to all objects at the destination end of my outgoing
This sounds good.
> Well looking at this again, it seems using "tell *all*" is a bad wording
> All of the "tell" tiles are "tell all" tiles. Perhaps it would be better
> to have two versions "tell" tiles (for connectors and successors) which
> tell the 1st level and "tell all" which go all the way down/up the chain.
> All of the current behavior in Etoys is centered on a single object: *my*
> siblings, *my* children, *my* connections. This comes from
> the object-centric view of Etoys. So "all" means "all the objects I know"
> not "all objects there are" which would be a global view, not
> object-centric. I'm not convinced that we should give up that very
> fundamental property of Etoys for a little convenience in a very limited
> And also get rid of the extraneous "all" in the other tell commands.
> 1. "tell all siblings" ==> "tell siblings"
> 2. "tell all embedded objects" ==> "tell embedded objects"
> 3. "tell all incoming connections" ==> "tell incoming connections"
> and "tell all incoming connections"
> Of course the problem with #3 and its like is that it could break older
> projects which would not want to do. You might be able to determine which
> version it was saved in and deal with that I don't know.
> I like the "all" in the wording because it alerts the user that something
> is happening to multiple objects at once. It is not strictly necessary
> because with careful reading the plural "s" will reveal as much. I still
> think a single letter is not quite enough to make clear that this is, in
> fact, a very unusual thing, compared to the normal explicit object
> - Bert -
> squeakland mailing list
> squeakland at squeakland.org
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