Java by API/javax.accessibility/Accessible

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Accessible: getAccessibleContext()

   <source lang="java">

import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.accessibility.AccessibleContext; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; public class MainClass extends JFrame implements ActionListener {

 JButton jb;
 MainClass(String title) {
   super(title);
   setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   AccessibleContext ac = getAccessibleContext();
   ac.setAccessibleDescription("Accessibility Demo1 description.");
   ac = getRootPane().getAccessibleContext();
   ac.setAccessibleName("Root pane");
   ac.setAccessibleDescription("Root pane description");
   ac = getGlassPane().getAccessibleContext();
   ac.setAccessibleName("Glass pane");
   ac.setAccessibleDescription("Glass pane description");
   ac = getLayeredPane().getAccessibleContext();
   ac.setAccessibleName("Layered pane");
   ac.setAccessibleDescription("Layered pane description");
   ac = getContentPane().getAccessibleContext();
   ac.setAccessibleName("Content pane");
   ac.setAccessibleDescription("Content pane description");
   JPanel p = new JPanel();
   ac = p.getAccessibleContext();
   ac.setAccessibleName("Panel");
   ac.setAccessibleDescription("Panel description");
   jb = new JButton("Press Me");
   jb.addActionListener(this);
   jb.setToolTipText("Press me for accessibility information.");
   p.add(jb);
   getContentPane().add(p);
   setSize(200, 75);
   setVisible(true);
 }
 public void actionPerformed(ActionEvent e) {
   dumpInfo(getAccessibleContext());
 }
 void dumpInfo(AccessibleContext ac) {
   System.out.println("Name = " + ac.getAccessibleName());
   System.out.println("Description = " + ac.getAccessibleDescription());
   int nChildren = ac.getAccessibleChildrenCount();
   for (int i = 0; i < nChildren; i++)
     dumpInfo(ac.getAccessibleChild(i).getAccessibleContext());
 }
 public static void main(String[] args) {
   new MainClass("Accessibility Demo1");
 }

}


 </source>
   
  
 
  



implements Accessible

   <source lang="java">
 

import java.awt.IllegalComponentStateException; import java.util.Locale; import javax.accessibility.Accessible; import javax.accessibility.AccessibleContext; import javax.accessibility.AccessibleRole; import javax.accessibility.AccessibleStateSet; public class Main implements Accessible {

 public AccessibleContext getAccessibleContext() {
   return new AccessibleContext() {
     @Override
     public AccessibleRole getAccessibleRole() {
       return null;
     }
     @Override
     public AccessibleStateSet getAccessibleStateSet() {
       return null;
     }
     @Override
     public int getAccessibleIndexInParent() {
       return 0;
     }
     @Override
     public int getAccessibleChildrenCount() {
       return 0;
     }
     @Override
     public Accessible getAccessibleChild(int i) {
       return null;
     }
     @Override
     public Locale getLocale() throws IllegalComponentStateException {
       return null;
     }
   };
 }

}


 </source>