I subclassed jtree (called ldaptree) and implemented ACtionListener. I
did the same with jpopupmenu.  I create an instance of the popup menu in
my jtree and want the jtree added as an actionlistener to the popup menu
but eclipse says that I'm not allowed to. Error:

Hello.  I've managed to create JavaHelp for my application, and I've
managed to get it to open.
So far so good.
I've seen several ways to open JavaHelp to a particular subject.  Fine.

  Dear Experts,
Is there some nickname for the well known 'X'(close) button at
top-right corner of the window? It is time consuming to print so long
line for so small widget.

I have  program that uses the java.awt.Graphics toolkit to display a
streetmap using a set of lines joining up co-ordinates (using
g.drawLine(x1,y1,x2,y2)).
What is the best approach for making these lines look more like roads e.g.

Which one is more powerfull Open GL VS Direct X???

I have a gui, in which i want to make my comboboxes more dynamic.
I have created a Cpu class that has a number of params, including a
String name.
I want the combobox to store an array of these names.

I'm searching a way to find the length of the text in a JTextPane
before/after the current "getVisibleRect()" . Is there any easy way to
achieve this ?
many thanks

I was thinking you could pack more information into your GUI real
estate if instead of drawing borders around your panels and columns,
you fiddled with the background colours.
E.g. for columns, alternate two shades. For panels use different

I've a JTextArea in a JScrollPane... after some user's actions I
append some text in the JTextArea, but I'd like that it still shows
the first lines, while when I append text, the JScrollPane scrolls to
show the last added lines.

Hii,
I have a piece of code which is working fine on windows machine, but
when I try to run byte code (Splash.class file, generated on windows
machine) on Linux machine. It give me following error:

I want to do the heavyweight glasspane which on over all component in
the GUI. I try it but my glasspane still under the some heavyweight
component. So, how can I do? This is my test code.
import java.awt.BorderLayout;

I'm trying to get icons to show in my GUI and they are stored in my jar
file.  If I run my application from within Eclipse the icons show up but
if I take the jar and run it on another machine or even run it outside
of the directory where the regular class files are stored I end ...

I'm learning GUIS using AWT in java, and trying to make sure that my
projects run on a free software platform. I've written this class as an
example, and it all works fine until I add the menubar.
At that point SableVM segfaults like this: ** Segfault in native code on

Does anyone know of a central repository of UI/HF related research papers?
Some of the things I'm looking for are:
 research-backed findings on where a user's eyes first settle on a window
 studies on what colors work best in a given application

I am using Java 6.0, b70 on Windows XP Professional.
If I make a JEditorPane not enabled and then call setCursor(new
Cursor(Cursor.WAIT_CURSOR)) on it, the cursor remains as an arrow.  If I
re-enable it and do the same thing, the cursor correctly changes to the