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Adding AccessibleControlListener

import org.eclipse.swt.SWT; import org.eclipse.swt.accessibility.Accessible; import org.eclipse.swt.accessibility.AccessibleControlAdapter; import org.eclipse.swt.accessibility.AccessibleControlEvent; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; public class AccessibleControlListenerAdding {   public static void main(String[] args) {     final Display display = new Display();     Shell shell = new Shell(display);     shell.setLayout(new FillLayout());     Label label = new Label(shell, SWT.NONE);     label.setText("asdf");     Accessible accessible = label.getAccessible();     accessible.addAccessibleControlListener(new AccessibleControlAdapter() {       public void getState(AccessibleControlEvent e) {         super.getState(e);         System.out.println("AccessibleControlListener");       }     });     shell.open();     while (!shell.isDisposed()) {       if (!display.readAndDispatch())         display.sleep();     }     display.dispose();   } }