im trying to read the color of a pixel in a jpanel. the application is
like a paint program; the user can draw using the mouse anywhere on a
jpanel. what i'd like to do is to read the color value at each point of
the panel to determine which places have been painted. is there any ...

Hi to everyone,
how can I delete a line in a file? I have a file where I want to recognize a
line (by the text and not by the line number) and delete it.
Thanks in advance,           Luca

I have a Swing application that desperately needs a better Look and Feel.
I've read some of the look and feel postings as well as the Sun Swing
Connection articles.  Now I have three questions:
1. If I specify any appearance characteristics for an object, are the

Can anyone tell me if they know of free/open source code for generating
"popup calendars" when a textfield (for date input) is clicked? I'm
thinking of something along the lines of calendar that appears on
http://www.expedia.com when you click on the date fields.

I'm trying to draw a very large image with Swing.
My input is an int array, that I would like to display as an image.
(each int is a RGB value)
The array is quite large, and I want to avoid creating a temporary

Hi, i've an anoying problem.
SITUATION
I created a webpage with CSP (crystal Enterprise ASP pages) and
Javascript. The page consists of frames. When someone pushes a button

I have a small applet + source code at
   http://pref.dyndns.org/flash/
where I'm trying to implement a card game.
All cards are painted in my own Component

I have a JTree with a hierarchy of TreePaths. Given a TreePath, how can I
simply select all the children?
Thanks,
Peter

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.FlowLayout;

As a Java newbie I would like to no whether there is a simple way to
restrict the size of input on a text field. For instance an ISBN number is
10 chars long, can I set the field so that it only accepts 10 chars no more
no less. In the other languages I can set the maxsize, but in ...

I have pasted a bare bones program below which demonstrates the
problem I am trying to solve.
I have a JTextArea on a JScrollPane, and the number of lines to be
displayed exceeds the display area. Thus scrolling is activated, and

Ok, I'm afraid that I'm going to have to ask the chronic question:
       What is the best skinning methodology available for java,
       and what is the best skinning methodology cross-language?
I'm also interested roughly in where folks think that skinning is headed.

I have an applet and the source code at
   http://pref.dyndns.org/grid/
in which I'm trying to make the top-left corner to
appear darker than the right-bottom corner, gradually.

My progress monitor only pops up after 1 of x amount of tasks have
been completed.
I cant seem to make it appear immediately to show 0 of x, no matter
what settings of setMillisToDecideToPopup() or setMillisToPopup() i

Here:  http://www.interactivetools.com/products/htmlarea/
I'm not affiliated with this product, I just use it and I think it's great.
It's also free.