Get a map of the United States Draw it on a JPanel Add a click handler to the JPanel In the click handler, retrieve information where the user clicked from the event Have a set of polygons of all the state boundaries Iterate through all the poloygons to check if the user clicked inside one … Read more
Look ma, no windows here, just us teddies… public class TestTrayIcon01 { public static void main(String[] args) { new TestTrayIcon01(); } public TestTrayIcon01() { EventQueue.invokeLater(new Runnable() { @Override public void run() { try { TrayIcon icon = new TrayIcon(ImageIO.read(getClass().getResource(“/SmallTeddy.png”))); SystemTray tray = SystemTray.getSystemTray(); tray.add(icon); } catch (Exception ex) { ex.printStackTrace(); } JDialog dialog = new … Read more
My question is: how can I get action (for example double click) performed on jList? Check out List Action for a general approach that allows you to add an Action to a JList. solved using jList in NetBeans JFrame [closed]
I found the way to fix it! There is method in the JFrame componet that allows you to “erase” a JFrame: dispose() which does the following according to the Java API: Releases all of the native screen resources used by this Window, its subcomponents, and all of its owned children. That is, the resources for … Read more
Since you edited the question and clarified that you are using a JTextField I will reorder the answer: You don’t see any output because the action command has not been set so there is nothing to display. Try using the following in your ActionListener: JTextField textField = (JTextField)e.getSource(); System.out.println( textField.getText() ); Of course this will … Read more
There are two basic approaches, the both kind of follow the same basic concept… Generate a list of images and paint them… You Could… Create a custom component which is singularly responsible for painting a single card. The benefit of this is that it’s generally easy to manage and uses what is already available. The … Read more
Not sure it will help but you can try changing some of the Graphics properties. For example: g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); 0 solved Low Quality Rendering Rotating Images