I want to create autocomplete input (jComboBox) in desktop application.
Data to autocomplete function should be dynamically taken from database.
(There are too much data in table to load all records and put in combo box).
Do you have an idea/examples/frameworks how to solve this ...

I am trying to write a simple application. One part of the Application is
a chat server. For this server the incomming text should be displayed on a
JTextPane. Then I want to check if the TextArea was scrolled down to the
bottom and if that is the case I want to have it ...

So far I only found
JTable.setDefaultRenderer(Class, TableCellRenderer);
I would like set foreground color in 1st column of my table,
and also want to detected the selection listener.

I'm working on a program in the NetBeans IDE. I have a few components
that I've created, and added to the design pallet.
Today, I decided to reorganize my code a bit, and renamed the default
package where most of my source is kept. After re-naming and

hi everyone, I'm new to the java world and I'm need of dire help, I
have been given an assignment and for some reason I cannot compile, I
keep getting the same error and even when I add an extra bracket the
error gets greater, here is the program and hopefully someone can help

So I have successfully to prevented JTable
cell editing, resize the column size,
column and row selection.
But I haven't figured out how to prevent

hi i want to display Reading Comprehension(RC) Questions means
i divided window in two frames, i want to display RC passage in left
side frame and their sub questions display in right side frame. If
subquestions are complete then RC passage are changed and again  their

Hi, i need to drop a virtual File (it doesnt exist cause its a part from
an archive) to the local File-System.
This must only be work under Windows, other platforms are irrelevant.
In C# you can create an temporary File with 0 Bytes, after the

Hello group,
Is it possible to use two jars signed with different certificates in
an applet. I tried it but the Java plug-in hangs. One jar was signed
with our company's pkcs12 certificate, for the other I used a test

When I mouse over a swing component that has a tool text tip it
displays but only for a limited time.  I want it to display for as
long as the mouse is over it.  Can this display time be changed?

I'm an Italian student and a Java newbie, I'm involved with some
friends in a little project, we have to create an organizer which
include a planner.
Here comes the problem, we have written all the logic routines and we

I have a class extending a JComponent. I override the
paintComponent(Graphics g) method to perform custom painting. Lets say
I want to stepwise paint some arbitrary shape, e.g. a square one side
at a time, side 1, 2, 3 and 4.

I have a JTable with multiple columns line
let's say : name, cat, subcat, lang
I would like a cell editor on name ;cat , subcat and lang read only
when I edit name   whenever I choose a mame that belongs to

I am trying  to custumize a  JCheckbox by changing the color of the
checkmark , but i dont know how !!
any idea ?
best regards

I have a big problem understanding the setChecked and
setCheckedElements methods of CheckboxTreeViewer.
What exact data do these methods expect?
This is our scenario: