JPopupMenu positioning

"Sabine Dinis Blochberger" <sabine.dinis.blochberger@THRWHITE.remove-dii-this>
Wed, 27 Apr 2011 15:42:37 GMT
JPopupMenu positioning

I have a button, which, when clicked, should show a popup menu alignd
with its lower right corner.

The issue is that the popup menu shows in a wrong place with the first
click on the button, and in the correct one on every subsequent click,
even when moving or resizing the window.

source to display the problem:
public class NewJFrame extends javax.swing.JFrame {
    /** Creates new form NewJFrame */
    public NewJFrame() {
    private void initComponents() {

        jPopupMenu1 = new javax.swing.JPopupMenu();
        jMenuItem1 = new javax.swing.JMenuItem();
        jMenuItem2 = new javax.swing.JMenuItem();
        jButton1 = new javax.swing.JButton();

        jMenuItem1.setText("Item 1");

        jMenuItem2.setText("Item 2");

                java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent
                    evt) {

        javax.swing.GroupLayout layout = new
                .TRAILING, layout.createSequentialGroup()
                .addContainerGap(206, Short.MAX_VALUE)
                .addContainerGap(219, Short.MAX_VALUE))


    private void jButton1ActionPerformed(java.awt.event.ActionEvent
            evt) {
        // show the popupmenu, jButton1.getWidth() -
     * @param args the command line arguments
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new NewJFrame().setVisible(true);
    private javax.swing.JButton jButton1;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JPopupMenu jPopupMenu1;

Any way to make it behave the way I want to (show up in the correct
place on the first try)? I have tried



I also tried to set the popup menus on screen location directly, but
never found out how to get the correct point. This might be a possible
solution, to call jPopupMenu1.setLocation().

Thanks again.
Sabine Dinis Blochberger


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