I've got an app with a GUI that includes a JTable. I'd like for the
table to be scrollable, so I've created a JScrollPane on it. However,
the horizontal scrollbar doesn't have a scroll knob on it, and using the
left/right scroll buttons doesn't cause it to scroll. How can I get ...

I have a model of a tree (represented as a JTree) and I want to display
only certain nodes of this tree. My problem is that I want to determine
in the TreeCellRenderer whether this tree node should be displayed.
If I return a null reference in getTreeCellRendererComponent(...) a

Does anyone know of a decent example using a jtable to essentially do a
jtable.model.setValueAt() of values typed into a JTable cell? I'm all
twisted around on this. Thanks, Ike

how do you use the lookandfeel?
in particular, where the .jar file should be placed?

Hello,
I'm reasonably new at java:
I have several classes that create different windows...using JFrame, JPanel
etc, I was wondering how I could add these seperate gui's to one driver

Hi,
I have problems with a W2000 customer computer.  
(W2000 SP4 actual patches)
an urgently needed Java program needs the JRE 1.4.2_07

I wrote the program below to calculate cost of phone call when the user
enters values for hours, minutes and seconds. I have to convert hours and
seconds to minutes so that i can calculate cost of phone call which is 10
cents per min. Code compiles without any errors but does not ...

Hello All, my web page has some large applets; these are displayed after
some two minutes when using linux konqueror but not at all in windows
internet explorer. Sometimes in these cases the java console says that it
cannot find the class file. Any comments, remedies, gratefully ...

If I have a JTable which I attach a SelectionListener to because I want to
detect whenever a row changes, wither by mouse click or keyboard event, I
find that my SelectionListener is always picking up what the previous
selection was! The code below demonstrates this.

I was wondering whether it is possible to embed an SWT object in a Swing
(internal) frame?
I know that the opposite has recently been made possible by Eclipse
developers (at least for a few platforms), but I need it the other way

i have an image lets call it  image1.gif
it is an animated gif.
i want this image to be put on the panel and be visible and animated.
i have used the mediatracker.

Hello.  I am making an application, and at several times the user will
need to pick an object from a list of objects.  To do this, I have a
class extending JFrame that displays a JComboBox and has a button "ok"
for when the user picks the one he/she wants.  But, what happens next

I have an app that displays lots of information in JTables. At program
start, the tables are empty and are later filled based on user
actions. My problem is that the JScrollPane in which the tables are
placed are not changed in size when the table size changes.

what are the preferred means of dealing with slightly complex config
files these days.  by slight complex, i mean the config file may not be
a simple name/value pair format.
what about config file for applets? i imagine these must be read and

My application has a JTabbedPane.  On one of its panels there's a button,
that does a slow operation.  Surprisingly to me, if I click the button
multiple times, then click one of the other tabs on the JTabbedPane, the
pane-switching event is occurring *before* all the button clicks ...