toolkit/test/accessibility/ov/FocusView.java

   1 package ov;
   2
   3 import java.awt.Color;
   4 import java.awt.GridBagConstraints;
   5 import java.awt.GridBagLayout;
   6 import java.awt.event.ActionListener;
   7 import java.awt.event.ActionEvent;
   8
   9 import javax.swing.JButton;
  10 import javax.swing.JLabel;
  11
  12 import com.sun.star.accessibility.AccessibleEventId;
  13 import com.sun.star.accessibility.AccessibleEventObject;
  14 import com.sun.star.accessibility.AccessibleStateType;
  15 import com.sun.star.accessibility.XAccessibleComponent;
  16 import com.sun.star.accessibility.XAccessibleContext;
  17 import com.sun.star.accessibility.XAccessibleStateSet;
  18 import com.sun.star.uno.UnoRuntime;
  19
  20 public class FocusView
  21     extends ListeningObjectView
  22     implements ActionListener
  23 {
  24     /** Create a FocusView when the given object supports the
  25         XAccessibleComponent interface.
  26     */
  27     static public ObjectView Create (
  28         ObjectViewContainer aContainer,
  29         XAccessibleContext xContext)
  30     {
  31         XAccessibleComponent xComponent = (XAccessibleComponent)UnoRuntime.queryInterface(
  32                 XAccessibleComponent.class, xContext);
  33         if (xComponent != null)
  34             return new FocusView (aContainer);
  35         else
  36             return null;
  37     }
  38
  39     public FocusView (ObjectViewContainer aContainer)
  40     {
  41         super (aContainer);
  42
  43         setLayout (new GridBagLayout());
  44         GridBagConstraints aConstraints = new GridBagConstraints ();
  45
  46         maFocused = new JLabel ();
  47         aConstraints.gridy = 0;
  48         aConstraints.weightx = 1;
  49         aConstraints.fill = GridBagConstraints.HORIZONTAL;
  50         add (maFocused, aConstraints);
  51
  52         maGrabFocus = new JButton ("grabFocus");
  53         aConstraints.gridy = 1;
  54         aConstraints.fill = GridBagConstraints.NONE;
  55         aConstraints.anchor = GridBagConstraints.WEST;
  56         add (maGrabFocus, aConstraints);
  57
  58         maGrabFocus.addActionListener (this);
  59     }
  60
  61     /** Additionally to the context store a reference to the
  62         XAccessibleComponent interface.
  63     */
  64     public void SetObject (XAccessibleContext xObject)
  65     {
  66         mxComponent = (XAccessibleComponent)UnoRuntime.queryInterface(
  67                 XAccessibleComponent.class, xObject);
  68         super.SetObject (xObject);
  69     }
  70
  71     synchronized public void Destroy ()
  72     {
  73         super.Destroy();
  74         maGrabFocus.removeActionListener (this);
  75     }
  76
  77     synchronized public void Update ()
  78     {
  79         if (mxContext == null)
  80         {
  81             maFocused.setText ("<null object>");
  82             maGrabFocus.setEnabled (false);
  83         }
  84         else
  85         {
  86             XAccessibleStateSet aStateSet = mxContext.getAccessibleStateSet();
  87             if (aStateSet.contains(AccessibleStateType.FOCUSED))
  88                 maFocused.setText ("focused");
  89             else
  90                 maFocused.setText ("not focused");
  91             if (maGrabFocus != null)
  92                 maGrabFocus.setEnabled (true);
  93         }
  94     }
  95
  96     public String GetTitle ()
  97     {
  98         return ("Focus");
  99     }
 100
 101     synchronized public void actionPerformed (ActionEvent aEvent)
 102     {
 103         if (aEvent.getActionCommand().equals("grabFocus"))
 104         {
 105             mxComponent.grabFocus();
 106         }
 107     }
 108
 109     public void notifyEvent (AccessibleEventObject aEvent)
 110     {
 111         System.out.println (aEvent);
 112         if (aEvent.EventId == AccessibleEventId.STATE_CHANGED)
 113             Update ();
 114     }
 115
 116     private JLabel maFocused;
 117     private JButton maGrabFocus;
 118     private XAccessibleComponent mxComponent;
 119 }