i'm having some problems with a Java applet i've written using Java2
v1.3. the applet is a JApplet and uses JTree component to view a tree
hierarchy for the user. occasionally, i see the below error message on
Java console (Mac OS X v10.3.9, Safari, Java 1.4.2_05-141.4). this ...

Does anyone know of a good link of good coding style for swing?

I have a JPanel consisting of dynamically added JButtons.  Each time a
button is added, all JButtons are removed and added again to the JPanel.
Sometimes, all of a sudden the JButtons 'disappear' but when the mouse
moves over it, it 'appears' back.  What could be the problem here ...

Hello i have just recently finished completing the code to a simple applet
that bounces a ball around the screen i am just wondering what it would
take to turn that into a pong program where would i set up the method for
the paddles and how to i distinguish between events of ball ...

I have develop an application, but I am having som problems what
eventshandling when a MenuItem in a Frame is pressed.
/*
menuFileUpdate.addActionListener(new Update());

Recently I upgraded from 1.4 to 1.5. Now I got a strange font trouble.
It seems like each line gets double height reserved and then the text is
only written in the upper half. See for example the "Avbryt" (cancel in
English)-button in the standard file dialogue here

I have an MDI application in which I am trying to have one internal
frame(which is basically acting as a JDialog) on top of other internal
frame just like JOptionPane dialog boxes!
Best Regards,

I'm writing a simple (at this point) drawing program that allows the
user to draw different shapes such as lines, rectangles etc.
The drawings need to be pretty precise so I want to display a grid on
my JPanel, and allow the user to draw objects over the grid.

I'm creating a small test application with one main JFrame.
This JFrame has a default JPanel as its content pane and it has a
small menu that allows you to switch to change your content pane to
another JPanel.

Avete mai usato la libreria jgraph per i vostri progetti?
Devo graficare lo schema di un datawarehouse che ho in XML, e modificarlo
attraverso l'interazione dell'utente (per la modifica e la visualizzazione
sto cercando di usare jgraph).

I'm sorry if this is a ridondant question.
Im a newbye, I've the need to build a coordinate system which can be
zoomed and out without losing information about x and y axis (in
details, I must be able to draw a grid and shapes over this grid and to

 I used DOM to build a TreeModel from an XML file, now I'm having a
bit of a difficult time to reverse the process.  Does anyone know of a
good example to generate an XML file from a JTree?  Thanks!

can anybody tell how to write web.xml file in tomcat easily. or is
there
is any tool for that? i have to write this web.xml file for my lim
folder saved in webapps so that i can access servlet stored in it.

By default, copy and paste of text from javax.swing.text.* components
seems to capture formatting.
Is there any way to turn this off within java, so that only the plain
text is copied, stripped of any formatting?

I'm looking for a good, free GUI-designer plugin for Eclipse. I've used
the trial version of Swing Designer(tm) for a month and thought that was
great, but now the trial period is over :-)
Any suggestions for an alternative?