I'm trying to develop a component (based on a JTabbedPane) where I
manage ALL keyboard events for the component and all components within
it (mostly buttons and labels).
Clicking anywhere in that component (on a tab, or on a button within

i have a simple problem. Let's say that in some app, i have a loop wich
add a lot of elements to a JList. I CANNOT change the loop, but i can
change how each element is added.
What i would like is that i can scroll the JList with the mouse,

polygon shape of jcomponent, is it possible?

I have an architecture question for designing a suite of rich client
applications.  The synatx is Java although there is little specific to
the language - I consider this a software engineering dilema.
What do you think of my solution as follows?

How do I enter characters from the keyboard that aren't on the keyboard?
 For example if I want to enter the 1/2 character \u00bd.  I thought on
a Winblows machine that you could do that by holding down the ALT key
and then typing a sequence of numbers.  It doesn't and I hadn't ...

I'm using Swing to create a JTable with one column rendering a checkbox
(Boolean).  Fine, this works because I have a custom table model that
overrides getColumnClass() and now everybody is happy figuring out how to
render a Boolean.

What is the equivalent in thin client of selecting a row in a JTable?
Do you have to fake a giant radio form?

Which data entry components preserve line breaks entered in text?  How
do you enter them without triggering a Submit?

Dear al,
I have a really irritating problem:
When I run the following code, I can correctly edit all the fields created
by maskformatter, but the dateformat field is always in insert mode, and it

I am a newbie to Swing and I am trying to do something that is over my
head.  This is a "how do I . . ." question or maybe a "what is the best
way to . . . " question.
Can anyone advise me on my approach?  That is, am I on the right track

I'm coding up a routine to dispaly a stacked bar graph using
Graphics2D.  Each bar is made by a bunch of rectangles representing
each contributor.  The color of each contributor should be different.
I need a way to assign these colors.  The number of contributors can

Hi,  I'm using affineTransform to rescale a polygon to fit in the
screens area.  If the shape is 25% smaller than the drawing area, then
the shape is increased by 25%.     Each side of the shapes length in
inches is initially the same as the length of the side in pixels.

If I create and InputVerifier and set an editable JComboBox like so:
JComboBox myJComboBox = new JComboBox;
myJComboBox.setEditable(true);
myJComboBox.setInputVerifier(comboVerifier);

Hello all, i wonder if some kind soul could point me in the right direction.
I'm sure the solution is VERY straightforward but for some reason i just
can't see it.. just call me Mr. Thicky. Anyway... here it is....
I have a main method that passes a parameter to another method used ...

Run the little SSCCE below and you will not get any events at the
InputMethodListener.  Why not?  How are you supposed to detect a
change?  It won't let you use an ActionListener or a TextListener.
// sample use of a JTextArea