I need to do some GUI implementation work in which a JTree is
implemented but each node in the tree needs to have a check box to
select/de-select that node as a User Interface requirement. I tried
simply creating a JCheckbox and adding it as a TreeNode but that simple

Any idea how the look and feel mechanism loads the text items for
JFileChooser?  I began digging in the source code for UIManager.java,
BasicFileChooserUI.java, and others, and rapidly got lost.
Ultimately a call is made to, e.g.,

I'm currently looking for a visual editor to help me create GUIs in
Java.  I want something that will let me easily create with
prefabricated objects (labels, button, sliders, etc.) but will also
let me easily create custom graphical objects not reliant on the

Is it possible to draw objects (squares) on a Jtable , and how ?

How do I test a rectangle for intersection with another rectangle which has
no area, ie where the y1 and y2 co-ords are the same? All the intersect
methods from awt.geom.Rectangle2D.* and awt.geom.Area seem to test for
intersection with the interior of the rectangle, but that always ...

I have a particular requirement. -
I need a JList which has list of elements along with checkboxes. But
checkbox should be clicked only if the user clicks on the checkbox itself,
and not otherwise.

hi~ all
one>
list.setModel(listModel);
list.updateUI();

I have a Canvas component, which has been added to a JPanel, which in turn
has been added  to a JFrame.
I am attempting to make a line of text "blink" on the Canvas component,
which is not working.

Good day! I am new to paintComponent and cannot get it to work (Logo not
drawn at all).
Below are the key classes. StickMan and StickWoman (not shown) just use
Graphics methods

when compiling and running with jdk 1.4.2 (or higher) the look is totally
different then when i use 1.4.1 fe mouse over on buttons seems different,
the look of the radiobuttons is different , how can i solve this
fe how i call a button

I need to create a agenda ,currently I've used swing and it's components
but swing doesn't seem to do the thing.
I need to create some grid with objects (squares) that I can resize and
move on the grid.

I have read many posts and articles saying "don't ever use
getGraphics() in Swing JComponents... always use paintComponent()!" I
understand the motivation for such statements: the paintComponent()
method should be used to implement painting, in order to ensure

I'd like to launch an applet from the console, as if it would be a Frame. I
tried adding the main and creating hte applet object from there, but it
doesn't work. Where do I go wrong?
Thanx so much to anyone who can help me!

It's my first post here, so you doubt I have a question :o)
I want to develop a mini graphical editor. Imagine that I have 2 JFrame, I
want to have one with a list of JToggleButton with a ImageIcon and one
called DrawingAeraWind with nothing into.

I want to know how to implement a MenuItem change (enable/disable item
or like in microsoft word, the window menu). I explain.
When you have a Gui application, you select a line or some field in
the main window and the menu will change base on the selection you