I just encountered a problem with an application on Windows. To display
an arrow and text I just used an arrow from \u25b2. This works fine under
Linux, but failed with windows. The character is contained in WGL4, it is
part of Arial, but all I get is this empty square. What can I ...

I'm totally new to JAVA and hope I can start learning it ...
I have browse some books on JAVA and it seems to me that for GUI
implementation, I need to write every single line of code starting from
painting a window frame, adding controls, listeners, etc in order to made

I am having trouble using the drag and drop stuff in java... i am
having to use the old dnd methods from java 1.2/1.3 because of
compatability problems.
I have most stuff working and have created a framework for the app I

I`ve got the following problem:
In my swing-gui, i got two jtables, to which i would like to allocate
mouseclicks.
here is some (simplified) code example:

I wonder if exist a class for design a tree (not Jtree)  with arc and
circle. I think to do it otherwise with graphics2d,but: After design the
tree i need to move the node with the mouse. How to get the closest element
draw in the canvas ?

Sorry but I don't want to looking for a way how to organize a table in some
database
when that table must be the same almost for every JTree.
So, I assume that table must have some kind of

I have a class extending the JDialog class.
The constructor contains:
super(parent, "Title", true)
where parent is a reference to a JFrame.

i have a cjeckbox with 2 values of double for selected and deselected staes,
but once it chage the state it remains in the same state even after
checking/unchecking it.
please help.

I have problems with <tab>-characters in JEditorPanes. Although I can
enter them in the JEditorPane, I see them and they are present in the
document's String representation (the generated HTML code) it seems
that they are omitted when I call setText() on the JEditorPane.

I have written a program to perform LCD anti-aliasing on
24-bit RGB images.
Introduction to LCD anti-aliasing
=================================

I am sending one sample code of JTextPane.
I want to show a string in JTextPane in two different color.
e.g. 'Hello' in Red color and 'from Asit' in Blue Color.
Also i want JTextPane background color to JLabel background color show

How do you find the other endpoint of a line given one endpoint and the
slope of the line.
Also how do you display the coordinate on the computer screen knowing
that the Y axis (of the raster display) runs in the reverse direction of

I'm writing a Swing component which must function similarly on Apple
and Windows; and am having trouble with which event to fire off of
(this is effectively a toggle button which would ideally just be
interested in mouseClicked). For a variety of other reasons, I don't

I would like to be able to doubleclick on a jtextfield (which
carries a valid link either to a local file or a remote url)
and invoke a system call to the appropriate handlers
for example if the

I've got a program that worked just fine in 1.4.1 that would change the
background color of a JLabel.  It doesn't seem to work under 1.4.2.
setForeground() works though.  Is this a known bug?