Re: running a class from another class

From:
Mark Space <markspace@sbc.global.net>
Newsgroups:
comp.lang.java.help
Date:
Mon, 09 Jul 2007 12:12:43 -0700
Message-ID:
<1Nvki.4216$bz7.3531@newssvr22.news.prodigy.net>
Rodolphe G wrote:

I'm trying to run a class (that should be displayed in a separate
jframe) from within another class

                if (event.getTopObject() instanceof ClickableIcon)
                {
                 ClickableIcon icon =
(ClickableIcon)event.getTopObject();

                 // This is where I should run it, right?


I'm not sure what you are trying to do either. What do you mean by "run
a class?" That seems too general to me.

ClickableIcon isn't a Java object either. Not sure what you are trying
to accomplish here also.

To make a new JFrame, just jframe2 = new JFrame() and then call
jframe2.setVisible() on it. Anything that second JFrame displays should
be added by it's own constructor.

What you might be confused about is how methods in the JFrame actually
get called and it's components displayed. setVisible() adds the JFrame
to the AWT Event routine, a separate thread in your program, and that
separate thread runs the JFrame methods for you. It's weird but it
works. Thus you don't actually have to do anything at all just to
display a window. After calling setVisible() you can just exit and the
JFrame will still be displayed and active.

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