Is there a way to detect if a user has started editing a cell in a
jtable?
I know you can do this by specifying your own celleditor, but i really
want to use jtables default celleditors, because they have default

I googled c.l.j.gui and the web for this, but while the question seems
to have been asked many times, I did not encounter a definitive
answer.
I have a JTable that has a number of non-editable cells, and I would

I would like to right align all values (not the headers) of column num 7 in a JTable.
Do I really need to install a DefaultTableCellRenderer?
I could imagine that there is a more easier solution similar to:
myJTable.getColumnNum(7).setRightAligned()

Is there a C# type MessageBox() in Java? That is a standard notification
dialog box to which some text and buttons like 'OK', 'OK and Cancel', 'Yes
or No', etc. can be displayed quickly.
In C# you would do this:

In most windows based applications, we can find a button with icon like
[Arrow and Question mark]
It is always on the help menu
When selected the Cursor is changed to that icon, and any thing clicked

Hello Java-GUI-Developers,
did anyone ever try to develop a Java GUI conforming with Sun's "Java
Look and Feel Design Guidelines"? I receive the impression this is a
hard job. I tried to implement a layout with two radiobuttons with the

When I try to assign a custom renderer to a JTable using
setDefaultCellRenderer is never called.
Strangely enough, if I assign the same renderer using
JTable.getColumn().setCellRenderer, it does get called!

I'd like to display a binary tree (each node has two children). I try to use
the JTree class but the problem is that the children of a node are always
below this node... which is not the normal representation of a binary tree
(one child above and one child below).

right now i am working on a graphical output for a video projector. the
projection will be thrown on the wall from a little off center, so that i
will get the picture as a vertical trapezoid (the projectors i am using are
only able to correct horizontal trapezoids). my java ...

I have a JScrollPane in my frame, showing a JTree. When the JTree changes I
have to refresh the JScrollPane to show the new tree of course. How can I do
it? Which method I have to use? Sorry but I'm new with Java graphic.
Thanks in advance

I would like to suppress scroll bar and replace it by narrow, let
explain me.
I' ve got a panel with flowlayout with many component, textarea,
combobox, button. it is impossible to see all.

i have a small problem. i do not know how to print txt file in java?? i do
NOT
want to do it through GraphicsComponent(drawString). Can somebody help me??
thanks Lukasz

Hello !!!
I want create a simple program with a window (with the object Frame, non
Applet).
In this window I want load an image (gif or jpg).

I'm writing an application that needs to get the current X and Y
coordinates of the mouse (pen) pointer 100 times per second.
I managed to build the synchronizatoin scenario but didn't found a
method to get the current X and Y coordinates. Do these functions

I am having trouble with the setLabelTable feature of JSlider.  It
doesn't display the lables.    I tried this under Java 1.5.0 under
LINUX
and Java 1.4.2 in Windows.  Neither one displays the lables.