I use the code below to detect when a key is being pressed. Unfortunately it
only responds when the key is first pressed.
What I would like to do is detect when the key is initially pressed, and
when it is released.

Hi, I've a little "Quick Launch" JInternalFrame (i.e. just shortcuts to some
often used menu items) with 6 buttons 3 labels on it. Each button has a
listener and throws up another window when clicked. Very occasionally I
click on one of the buttons and the quick launch frame ...

Has anyone had this happen before? I developed a Java Swing GUI in
Windows NT and the GUI displayed fine, however, trying to run the same
program in Windows XP causes GUI painting issues. Certain swing
components don't get drawn or displayed. Only after mousing over these

I have the following java bean:
public class UniversityCourse extends Model {
public static final LEVEL_PROPERTY = "levels";
//the name of the course

Hi,everybody
As the title, is there any methods?
I just tried, but no finding.
regards,

I have been successfully using jgoodies DefaultFormBuilder to
dynamically build my forms with TextFields, FormattedFields, DateFields
etc.
Now I want to build a custom control which consists of a JTextField and

Is it possible to successfully add it to another JComponent, or must
you set it as the contentPane of a JFrame?

I am wondering what is the best way to this common GUI task:
Draw some rectangles, lines, pies, etc (say, in a JPanel). Make sure
these things are "pointable" and "pickable": when mouse is moved over
it, we can press mouse key to "pick up" it and drag it around, etc.

When I set an editor and a renderer to a jtable, which is the data
flow?
My editor return an Object from getCellEditorValue method. And then?
Which method proces that object?

Hello there! The application I am building will calculate the total sales for
any number of salesmen. The application will allow the salesman to enter
their name, the product (numbered 1-5 in a JComboBox) they sold as well as
the amount of products they sold. They would then hit the ...

I have no problems loading an image from a jar using a class which
shares that jar. However, if I have a utility jar which contains a
ImageLoader utility class and use this class from my main application
jar which contains the images, I get a null pointer exception on

I am currently writing an application that works as a base plugin
environment for a variety of "other" applications. Each of the "other"
applications or 'Plugins' are loaded in a new tab (in aJPanel) on the
main Tab pane when the user so wishes. The tabpane is added as a

 Does java has any api for compressing files or folders by tar and
gzip?where do i get the library(jar) for this? i seen standard java api
only provides java.util.zip classes only. But it does not have any
classes for tar and gzip. Pls give me any links where i get libraires

   I'm programming on a Windows XP platform but I'm trying to use a
Mac LookAndFeel.
Exception first:
   the Win "src.zip" doesn't contain the package

I'm creating desktop wallpaper for JFrame window. I've created and
added JLabel component with icon as a jpg file. but as i resize the
window it shows only it partially. I want the size of image on label to
be in size with label .