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copied!<p>use <a href="http://docs.oracle.com/javase/7/docs/api/java/awt/Window.html#setLocation%28int,%20int%29" rel="nofollow">JDialog.setLocation()</a> for moving <code>JDialog</code> on desired <a href="http://docs.oracle.com/javase/7/docs/api/java/awt/Point.html" rel="nofollow">Point on the screen</a></p> <pre><code>import java.awt.GridLayout; import java.awt.Point; import java.awt.event.ActionEvent; import javax.swing.AbstractAction; import javax.swing.Action; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.SwingUtilities; import javax.swing.border.EmptyBorder; public class JDialogAtPoint { private JFrame frame = new JFrame(); private JPanel panel = new JPanel(); private JDialog dialog; private Point location; public JDialogAtPoint() { createGrid(); createDialog(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.add(panel); frame.setLocation(100, 100); frame.pack(); frame.setVisible(true); } private void createGrid() { panel.setLayout(new GridLayout(3, 3, 4, 4)); int l = 0; int row = 3; int col = 3; JButton buttons[][] = new JButton[row][col]; for (int i = 0; i < row; i++) { for (int j = 0; j < col; j++) { buttons[i][j] = new JButton(""); buttons[i][j].putClientProperty("column", i + 1); buttons[i][j].putClientProperty("row", j + 1); buttons[i][j].setAction(updateCol()); panel.add(buttons[i][j]); l++; } } } private void createDialog() { dialog = new JDialog(); dialog.setAlwaysOnTop(true); dialog.setModal(true); dialog.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE); JPanel pane = (JPanel) dialog.getContentPane(); pane.setBorder(new EmptyBorder(20, 20, 20, 20)); dialog.pack(); } public Action updateCol() { return new AbstractAction("Display JDialog at Point") { private static final long serialVersionUID = 1L; @Override public void actionPerformed(ActionEvent e) { JButton btn = (JButton) e.getSource(); System.out.println("Locations coordinates" + btn.getLocation()); System.out.println("clicked column " + btn.getClientProperty("column") + ", row " + btn.getClientProperty("row")); if (!dialog.isVisible()) { showingDialog(btn.getLocationOnScreen()); } } }; } private void showingDialog(final Point loc) { dialog.setVisible(false); location = loc; int x = location.x; int y = location.y; dialog.setLocation(x, y); Runnable doRun = new Runnable() { @Override public void run() {//dialog.setLocationRelativeTo(frame); dialog.setVisible(true); } }; SwingUtilities.invokeLater(doRun); } public static void main(String[] args) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { JDialogAtPoint cf = new JDialogAtPoint(); } }); } } </code></pre>

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