Joao Morais wrote:
amir wrote:
I want to force the all childs of TParent to call the Create
constructor (with appropriate parameter). But one can implement a
child class like this:
constructor TChild.Create;
begin
// do any thing but not use inherited.
end;
No way. But you can override the NewInstance method; constructors will
call it for sure. You can also override the AfterConstruction method.
--
Joao Morais
How can I use the NewInstance or AfterConstruction methods for my
purpose? I want to force the others to set ID. The TParent is written by
me but anyone can write the TChild class.
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