toolkit/test/accessibility/ov/TextView.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.XAccessibleText;
  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 TextView
  21     extends ListeningObjectView
  22 {
  23     /** Create a TextView when the given object supports the
  24         XAccessibleText interface.
  25     */
  26     static public ObjectView Create (
  27         ObjectViewContainer aContainer,
  28         XAccessibleContext xContext)
  29     {
  30         XAccessibleText xText = (XAccessibleText)UnoRuntime.queryInterface(
  31                 XAccessibleText.class, xContext);
  32         if (xText != null)
  33             return new TextView (aContainer);
  34         else
  35             return null;
  36     }
  37
  38
  39     public TextView (ObjectViewContainer aContainer)
  40     {
  41         super (aContainer);
  42
  43         setLayout (new GridBagLayout());
  44         GridBagConstraints aConstraints = new GridBagConstraints ();
  45
  46         JLabel aLabel = new JLabel ("Text:");
  47         aConstraints.gridy = 0;
  48         aConstraints.weightx = 1;
  49         aConstraints.fill = GridBagConstraints.HORIZONTAL;
  50         add (aLabel, aConstraints);
  51
  52         maTextLabel = new JLabel ("");
  53         aConstraints.gridx = 1;
  54         aConstraints.fill = GridBagConstraints.NONE;
  55         aConstraints.anchor = GridBagConstraints.WEST;
  56         add (maTextLabel, aConstraints);
  57
  58         aLabel = new JLabel ("Caret position:");
  59         aConstraints.gridx = 0;
  60         aConstraints.gridy = 1;
  61         aConstraints.weightx = 1;
  62         aConstraints.fill = GridBagConstraints.HORIZONTAL;
  63         add (aLabel, aConstraints);
  64
  65         maCaretPositionLabel = new JLabel ("");
  66         aConstraints.gridx = 1;
  67         aConstraints.fill = GridBagConstraints.NONE;
  68         aConstraints.anchor = GridBagConstraints.WEST;
  69         add (maCaretPositionLabel, aConstraints);
  70     }
  71
  72
  73     /** Additionally to the context store a reference to the
  74         XAccessibleText interface.
  75     */
  76     public void SetObject (XAccessibleContext xObject)
  77     {
  78         mxText = (XAccessibleText)UnoRuntime.queryInterface(
  79             XAccessibleText.class, xObject);
  80         super.SetObject (xObject);
  81     }
  82
  83     synchronized public void Destroy ()
  84     {
  85         super.Destroy();
  86     }
  87
  88     synchronized public void Update ()
  89     {
  90         if (mxText == null)
  91         {
  92             maTextLabel.setText ("<null object>");
  93             maCaretPositionLabel.setText ("<null object>");
  94         }
  95         else
  96         {
  97             maTextLabel.setText (mxText.getText());
  98             maCaretPositionLabel.setText (Integer.toString(mxText.getCaretPosition()));
  99         }
 100     }
 101
 102     public String GetTitle ()
 103     {
 104         return ("Text");
 105     }
 106
 107     public void notifyEvent (AccessibleEventObject aEvent)
 108     {
 109         System.out.println (aEvent);
 110         switch (aEvent.EventId)
 111         {
 112             case AccessibleEventId.TEXT_CHANGED :
 113             case AccessibleEventId.CARET_CHANGED :
 114                 Update ();
 115                 break;
 116         }
 117     }
 118
 119     private JLabel
 120         maTextLabel,
 121         maCaretPositionLabel;
 122     private XAccessibleText mxText;
 123 }