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Adding a event to an object
Message
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 6 SP5
OS:
Windows XP SP2
Network:
Windows 2000 Server
Divers
Thread ID:
01315742
Message ID:
01315752
Vues:
18
>>Hi! There
>>
>>is there any way to add an event, or a listener, or a hook to an already created object?
>>
>>to be more specific, let's say you have this custom class
>>
>>
>>define class myClass as custom
>>     nTest = 0
>>enddefine
>>
>>
>>i don't have access to the source code of the class and i need a program fires when the ntest changes or is accessed.
>>
>>I know there is this access and assign stuff, but once again, don't have access to code.
>>
>>so, is there any way to add this to the object alredy created?
>
>Selim,
>
>You can use BINDEVENTS with properties too, in your form (or whatever) use
>Bindevent(thisform.myClassInstance, 'nTest', thisform, 'myHandler')
>
>This will only work for changes, not accesses thou
>
>[Update]
>
>Can't you subclass myClass and add the access and assign?
>
>[Update 2] Ooops, that is what Hilmar said, sorry
BindEvents won't work on VFP6, is it?

and by subclassing? the object is already in memory and named oMyObject
how can i subclass and still the object be oMyobject?
.......
DO WHILE .T.
      ME.Work()
ENDDO
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