I'm using the JTabbedPane control.
While looking for a way to get rid of the line between the tabs and the
selected frame, I noticed that the Sun guidelines show that there shouldn't
be one there in the first place:

Hi, I'm programming Risk, which is a board game, in Java as my homework.
My problem is that when computer plays the game, the program halts for 2
to 5 seconds and show only the final result. What I want to see is that
the program shows every single moves of computer play. So, what ...

Is there a way to extend the Java Look And Feel so that it uses a
Taskbar for my JInternalFrames. I used GTK+, but, although it ran fine
in Linux, it didn't work under WinXP. I also like the Java L&F more
than the GTK+.

WinXP Pro w/SP2, all patches applied, JDK 1.5.0.
When using the Java look & feel, maximizing a JFrame makes it use the
entire screen, including the Windows task bar.
When using the Windows look & Feel, maximizing a JFrame makes it use

I am new to using JTree in JAVA.  I implemented my own FileSystemModel
that implements TreeModel.  It displays directories only in the file
system.  It works fine except I get
C:\Mailbox

I'm looking for a tutorial of some sort that guides a novice in
developing a GUI java application that use multiple windows that work
together.
The only material I've been able to find are examples of building very

Sometime before we have moved our RMI Client-Server Application from
JDK 1.4 to JDK 1.5(Tiger).
We have noticed great improvement in Application Startup Time and
Speed.

I hope you can help me...
How do i change the widths of the columns in my gridlayout?
i have a 9x9 grid and i want the outer 8 to be small, the the centre
cell large, so i need to set the top and bottom row heights to small,

Can anyone point me in the direction of a tutorial for building MDI
applications with Swing, which goes beyond the Swing tutorial's "How to Use
Internal Frames"? I've seen a few references to a document at The Swing
Connection, but the document appears to have been taken down ...

I have a JTabbedPane and have two JPanels forming the two tabs. I need
to set the default button on one or other Panel depending which one is
active / showing at the time.
How do I do this ? I need to toggle the default buttons on the panels

How to save an ico file read from a binary file?
I've read something about ImageIO, but I can't
save anything.
Have you an example?

I am writting a Java GUI application. I want to build a help file for users.
I want to add a help menu in the menubar so when user click on it, a popup
window will show the instructions. What should the popup window be? A
JOptionPane, a new Frame or what else? Can anyone give me a ...

Hello and thanks all
I need  a GUI programmer to drag-n-drop components onto forms, set
their properties (like in MS Visual Studio) and then when the program
will run, I want the controls show/hide/disable, respond to events/not

I have a nasty problem with a jtable
An exception is thrown at some point when the table is drawn but as
can be seen below the stacktrace is completely in "sun code", any
ideas what would cause something like this to happen ?

I have a table with a text column. I would like to ensure that the
values in that column remain unique when edited. I have created the
following class
class NameTextField extends JFormattedTextField {