I have a JList with a DefaultListModel, and I add a ListSelectionListener to
my JList (code below). However, when I click on an item in the Jlist, it
doesn't alter the selected state of an item. Since valueChanged() is from an
interface, I cannot call super on it. Can someone please ...

when you open a window from an applet (I mean JApplet) does that window
also have to be an applet?  if not then what? JFrame? (public class
[class] extends JFrame?) if it's a JFrame instead of an applet does it
still have to have init() method? or does it have to have main() ...

Hi thanks for reading,
Im using a JScrollPane to hold a JTable.  Im able to assign the Table
to the JScrollPane without any difficulties, however I have 3+ JTables
that I would like to swap in and out of the JScrollPane.

I have a complex program that reads Gerber files and renders a board
layout on a JPanel using java2d drawing functions.  That works fine but
I'm bumping into a problem where some boards cause any future dialogs
in my program not to paint.  This same phenomenon occurs with ALL

I have a table in my application, where the user could change the column
width using the mouse. These changes are lost when inserting a new row.
I'd like to save this changes, but could find a way to detect them.
If I us TableModelColumnListener, I could detect all changes in  the

I am new to java gui. My requirement is to add elements to jcombobox
with respective values. For an example: I need to display servarl names
in the list if a list item selected a value or an id assigned to it
should out put.

I have the following problem:
My application has a menu and the frame, which contains this menu, also
contains an external browser.
When I now click on the menu, it pops up. But some items are not

I'm a new SWING developer.
I open in my application a Dialog which is MODAL(lets call it D1). I
use for that: setVisible( true );

I'm looking for an easy to use wysiwyg editor for java guis. It does not
have to create any source code, it's just for prototyping a gui.
Anybody any suggestions ?
Thanks,

I have JPEG-images which present pages from an original text document.
The original paper documents are OCR-ed and in the output of the OCR I
get the coordinates of every word. The user of my application will be
able to search for text and the search results will be presented as ...

I need a class that extends JComboBox, but with slightly different
behaviour. I want to intercept mouse click on an item in the list, do
some processing, and sometimes prevent the item to be treated as
selected.

I want get the mouse position after a DND operation on the target
component where the mouse was released for the drop.
My current setup is a JTree which I drag objects from, and a JPanel
that I drop objects to. I have implemented my own Transferable, and a

I'm tring to find a better performance JPEG Decoder using java. I've
tried ImageIO, JAI and JPEGImageDecoder. The test program is attached
below. Here are the averaged numbers that I got for reading 1128 x 1024
x 8 bit jpeg images:

I've been looking at the wonderful widget library SWT which Eclipse is
based upon, but was wondering how to provide the blue "focus rectangle"
around a view. I would like to duplicate the same visual responsiveness
that is particular observable in the Eclipse editor when dealing ...

Constructor for class Font:
(http://java.sun.com/j2se/1.5.0/docs/api/java/awt/Font.html)
Font(String name, int style, int size)
what about color? how to set Font Color?