A question:
1) there is a JFrame shown on screen.
2) when we click one of its buttons (something like that), a (derived
customized) JDialog popup.

I have a Paste method that will take in a JTextComponent. I am passing
either JTextField's or JTextArea's. I need to do something differently
based on a JTextArea.
I have no problem determining if I have a JTextField or a JTextArea. The

Hey all
I'm trying to get a JPanel with a JTextField and JButton
to display in a cell in a JTable
Unfortunately I can't find a suitable example on the net

Is it possible to call a browser when a user clicks on a menu item of a
pull down menu, sort of like what happens when a user clicks on a link
in a brower's bookmarks pull down.
Thanks in advance,

Hi Guys, Could someone tell me why when i display images in a JList
they are showing up as strings like the following:
anImage@9931f5
anImage@19ee1ac

I would like to make a pong game using 3 images, one for the ball, 2
for the paddle. Each paddle moving depend on the keyboard. I would like
to know if is better to make one thread for the paddle and make
instanciation for each paddle. And an other thread for the ball. and

I have a JInternalFrame that is contained within a JPanel that is being
updated often. The updates cause a lot of flicker since I have to
repaint the internal frame each time I paint the containing panel in
order to keep it visible even though its contents are not changing.

Yesterday, I have discovered a new layout called RiverLayout (license
LGPL).  Simple and small yet powerfull.  If I found it earlier, I would
have saved myself almost 12 hours trying to do the two a bit more
complex screens with GridbagLayout and (when I failed) with the

I need a reliable way to determine, when the mouse has been clicked on
a JCheckBox component, if the mouse is over the checkbox icon or over
some other part of the client area of the component (such as the text).
Additionally, I don't want my code to make an assumption about the

Why my application gets stuck up when i call JOptionPane's
showMessageDialog(....._) method? I'm a student working on a academic
project. in that I'm creating some validating classes but i gotta
screwing problems so decided to check in the code only. but it again

I'm a total Java newbie, and even more with Swing API, so I beg your
pardon if what I'm asking is so silly.
I've a program with a Main class which opens a login window (LoginWindow
class with Swing components). When you push the "Enter" button it

Which way should an arrow point to indicate an ascending sort or an
ascending list follows?  
For an ascending sort the bigger numbers are at the bottom.
So no matter which way you do it, you can misinterpret.

Hi i am displaying 10 images contained in a vector to a JList. However
the JList shows the images vertically. is there any way i can have the
JList scrolling horizontally?

I have extended JComboBox to override the processKeyEvent method so that in
the windows look and feel, once you've tabbed onto the box, a click on the
down arrow opens the popup and further use of the arrow keys traverse the
items in the popup. Clicking enter (or clicking with ...

 I would like to restrict selection of files to a certain branch of a
particular drive. Ideally, you would just set a path (e.g. "C:\test")
and the file chooser would only show files and directories at and below
this level.