Re: repaint method and design question
Lew wrote:
I would like to know of any documentation that commits to
JComponent#repaint() being an EDT-safe method, by which I mean it can be
called from off the EDT without harm.
Maybe I should trust
<http://java.sun.com/products/jfc/tsc/articles/threads/threads1.html>
although its claim that one can construct the GUI off the EDT turns out not to
be true. It does claim that:
There are a few exceptions to the rule that all code that might affect a
realized Swing component must run in the event-dispatching thread:
...
The following JComponent methods are safe to call from any thread: repaint(),
revalidate(), and invalidate(). The repaint() and revalidate() methods queue
requests for the event-dispatching thread to call paint() and validate(),
respectively. The invalidate() method just marks a component and all of its
direct ancestors as requiring validation.
I think that handles both our concerns, does it not?
That same article seems to draw the distinction between "thread-safe" and
"safe to call from any thread" that you brought to our attention.
--
Lew
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