Groups in the message path: Trapping Mouseup

[J. Landman Gay]

I take that back, the card group shouldn't get the message. Sounds like 
something else is wrong.


On 12/8/19 5:24 PM, J. Landman Gay via use-livecode wrote:
> Is the group that receives the mouseUp a card group or a background 
> group? If I remember right, messages go from the button, to all card 
> groups, then to the card, then all background groups, then to the stack.
> 
> So if it's a card group, it will get the message before the stack does.
> 
> 
> On 12/8/19 1:55 PM, Sannyasin Brahmanathaswami via use-livecode wrote:
>> I think this a old problem that is re-surfacing. Or else it is known….
>>
>> 9.6 dp1, in the message path different independent groups are not 
>> encapsulated.
>>
>> button "starWidget"
>> -- has no script
>> -- is not a part of any group
>>
>> Stack script:
>>
>> on mouseup
>>            put the short name of the target
>>            put the short name of the target into tTarget
>>            switch tTarget
>>                     case(s) # various button names
>>                     # consolidate all UI actions that not part of a group
>>                     # to the stack script
>>            end switch
>> end mouseup
>>
>> # the card are several groups,
>> # each with its own mouse handlers
>>
>> # I click on button "starWidget"
>> -- nothing happens…hmm, no errors either…
>> # start profiling scripts (new trick I found)
>> # click on button "starWidget"
>> # stop profiling scripts:
>>            # Voila! the mouseup was trapped by one the other groups, 
>> as if they were in the message path.
>>
>> Is there any way around this? Meanwhile I have to plug into every 
>> button explicit handlers. Tedious, make debugging painful…
>>
>> BR
>>
>>
>>
>>
>>
>>
>>
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> 
> 


-- 
Jacqueline Landman Gay         |     jacque at hyperactivesw.com
HyperActive Software           |     http://www.hyperactivesw.com