I have 2 questions..
1) I am a little confused about how i should layout my java files..ie, how
it's normally done..i have a heep of classes in one file...mostly JPanel
and a button class i made, as well as a class that extends frame...is it

Does anyone know of any freely available graph component in Java? I'm
thinking of something along the lines of Qwt
(http://qwt.sourceforge.net). I'm looking for a component that allows
me to plot XY graphs, Line graphs, scatter plots and has the ability

I uploaded my applet(class file and DB driver and html ).  I can see applet
loaded. But it's not working as it should.
My applet is suppose to query DB and then according to the result to draw
some pics in JPanel(using custom painting). It worked well as an application

lblEmpty = new JLabel("Aircraft Empty Weight",JLabel.LEFT);
        panel.add(lblEmpty);
    txtEmpty = new JTextField("0",5);
        txtEmpty.setSize(50,30); // Width, Heigth

The default positioning for a JLabel is the centre of a graphic.  I've tried
to plot coordinates using the Point class to make the graphic (a gif image)
appear in the left corner to no avail.  Anyone cast any light on what I
should do?  I'm trying to do something similar to the ...

Im trying to add printing capabilities to my current application. Does java
have a pre-made dialogbox for printing that displays all windows printers ?
How does it work ?
Thanks for any help.

Hi!
I want to build a "Window" menu with the functions "Next Window" and
"Previous Window" which select the next or previous opened internal
frame (in the order as they were opened). To implement these methods I

I have a slight problem at the moment... I have a main Swing program
that needs the manual input of data. I've decided that it should be
handled in a seperate JFrame which would, once the user has finished,
pass the data object back to the main program, sort of like

I have written an Applet that supports both german and english
language. Via menu it can be switched while running.
If selected a method does the following things:
-call a method which sets new strings on all components (setText(),

How do you convert JLabel coordinates back to JPanel coordinates when you
click on the label object. In my mousePressed handler I get the coordinates
relative to the label oject but I want the coordinates relative to the panel
object.

I am trying to simulate a traffic lights system I have done most of the
work and so far the program is working ok. I need to add a timer so that
I can show a graphics which shows wait, ready, go accordingly. I am
having problems with this. Can anyone help please. I have tried  ...

Hi all gurus,
how can characters/strings be painted in an arbitrary angle/direction,
just as sometimes in a map? for example from left lower corner to
right upper corner. Thanks.

Is there an easy way to tell which cells in a JTable (which is contained
in a JScrollPane) are currently visible?  One solution would be to get the
values of the JScrollBars and the dimensions of the cells and do the math,
but I was wondering if there was a simpler solution.

how do I remove the black colour grid lines in JTable?

I have seen many examples on JTable adding data by providing the data
into the constructor's arguments.
How do I add cell NOT from the constructor, say if along the way, i
need to add new data to the table.