I am planning to develop a modelling tool, let us say something akin a
tool that would allow users to Network diagrams. There is no 3-d
representation involved, all the diagrams would be represented as flat
2d.

I'm a programmer, but have very little experience with java (school).
Recently, I was asked about java GUIs.  What are the most common GUIs
used, and the most supported?
My next question may be off topic, but I'm not sure how it fits into

I have a problem when I'm programming a special subtitle (SubRip/srt)
editor in Java.
I use a JTable (referred to as "table" in the code below) and when the
user presses Shift+Enter the table should select row n+1, where n is the

i'm writing an image editing application. i can open many documents
with new JInternalFrames.. i wrote a new class for JInternalFrames. And
I have a toolbar. i wrote this toolbar into ToolBar.java and adding to
application frame.. When i push  the button on it, i want to do that

I have a JTable with a JHeader. My JTable's columns have a margin of 1
but the margin of the text I put in the header looks greater and I want
to know what it is.
Is it possible to find out ?

I am creating my own custom combobox like component and I would like to
get the current look and feel's icon for a jcombobox button. I can see
in the java source that there are class for creating this (ie
javax.swing.plaf.metal.MetalComboBoxIcon) so I would like to know how

A client's existing Java 5 Swing app has a sluggish GUI on some new
hardware.  What is the best way to figure out where the time is going?
It doesn't look like there's any native double-buffering, nor is there
any swapping.  One thread does seem to be sucking up most of the CPU,

I've been working on an application that needs a FileChooser, to select
multiple files. I find that a really nifty feature of FileChoosers on
Windows is that you can draw a rectangle with your mouse, and it will
select all files under the rectangle. Unfortunately it seems that even

I want an image to display in a jpanel. If the image is smaller than
the dimensions of the panel, it should display at its normal size. If
the dimensions of the image are larger than the panel, it should be
scaled to fit within the panel - keeping its original aspect.

Hi all. First, I don't even know if this is the right forum to post in,
if it's not please tell me.
I have a GUI which requires Java 1.3.1-x. Whenever I upgrade to Java 5+
the GUI ceases to work. Now I'm running into a problem where some newer

I'm using NetBeans 5.0. I've been working on a swing based screen. In
the beginning as I was laying out my widgets things were ok... sort of.
Once in a while I had the pains of NetBeans trying to move things where
I DIDN'T WANT them. After some tweaking I got things where I wanted

i have a JFormattedTextField with the MaskFormatter ##/##/####
(dd/MM/yyyy) and i want to put this data into a mysql table. But i
don´t know how. Any suggestions for me ?
thank you guys.

I've developed for some time libraries in C++ that carry out some
tasks. I compile them with gcc in Cygwin, and I make sure it is
standard and portable C++. Now I need to embed those tasks in an
application with a portable Graphical User Interface (for Windows and

I've a problem concerning mnemonics: I use an Action and this Action
sets the property MNEMONIC_KEY
this.putValue(Action.MNEMONIC_KEY, Integer.getInteger(null, keyCode));
The underscore is diplayed correctly, but the application doesn't show

I want a message window, created as:
static void showWarning(JFrame frame, String s) {
       if (frame == null || s == null)
           return;