I have a JPanel inside BorderLayout.CENTER The JPanel has a Grid Layout, and I want it to expand with the CENTER for its width, but the height must stop at a maximum and use the preferredSize when po
I am making a basic Java program and I would lik开发者_StackOverflow中文版e to draw a line using basic swing Graphics.drawLine.
I wonder if it\'s possible to have several input fields i the JOptionPane in Java, instead of one like in开发者_JAVA技巧 the code below?
I am learning Java Swing and I appended a menuBar to the frame. By default this should call jframe.getContentPane().add(child). When I ran the script the menuBar didn\'t show up. But the button was at
SwingWorker lets you prepare some data in a background Thread and then use it in EDT. I am looking for a utility that does the opposite: Prepare data in EDT, and then pass it to a background Thread.
Set up: I have a mainPanel with a tabbedPane on it, i have a separate JPanel \'extra\', extra creates an objects and i wish to pass that object back through to the mainPanel where i can actually use i
While setting a custom renderer on a JTable header Iget the expected visual behavior (borders, font, alig开发者_StackOverflow中文版nment, ...) but I can\'t manage to get the LaF sorting icons that usu
I have a JTable and I want to open a PopupMenu by a right-click inside a cell. I tried this by making my own AbstractCellEditor, but it doesn\'t work (When I start my program and when the first method
My assignment asks me to format values to two decimal places. We are asked to use the JOptionPane for input/output. I know how to format to two decimal places using the System.out.printf. However, I d
I have an application which开发者_开发知识库 runs OK at most sites.But one site, which is hosting the application on a Citrix Box appears to have a deadlock problem.I ran a profiler on the session and
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