[2710] in java-interest

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subclassing Component

daemon@ATHENA.MIT.EDU (Andrew Wason)
Wed Oct 11 13:24:49 1995

To: java-interest@java.sun.com
Date: Wed, 11 Oct 95 11:02:46 -0400
From: Andrew Wason <aw@bae.bellcore.com>

The comments in the pre-beta Component.java say "Components
should not be subclassed or instantiated directly."

Why am I not allowed to subclass Component?  If I try to, I get
an error because Components constructor is not public or
protected.

If I want to add a new UI control, what should I subclass it
from?  Something somewhat generic like Canvas maybe?  What if I'm
adding support for a new native UI control, I don't want a
duplicate native Canvas peer control created.


Andrew

_______________________________________________________________________________

Andrew Wason                                       Bell Communications Research
aw@bae.bellcore.com                                Piscataway, NJ
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