toolkit/test/accessibility/EventHandler.java

   1 import com.sun.star.accessibility.XAccessible;
   2 import com.sun.star.accessibility.XAccessibleContext;
   3 import com.sun.star.accessibility.AccessibleEventObject;
   4 import com.sun.star.uno.UnoRuntime;
   5
   6 import java.io.PrintStream;
   7
   8 import tools.NameProvider;
   9
  10 /** Base class for handling of accessibility events.
  11 */
  12 class EventHandler
  13 {
  14     public EventHandler (AccessibleEventObject aEvent, AccessibilityTreeModel aTreeModel)
  15     {
  16         maEvent = aEvent;
  17         maTreeModel = aTreeModel;
  18
  19         mnEventId = aEvent.EventId;
  20
  21         mxEventSource = (XAccessibleContext)UnoRuntime.queryInterface(
  22             XAccessibleContext.class, aEvent.Source);
  23         if (mxEventSource == null)
  24         {
  25             XAccessible xAccessible = (XAccessible)UnoRuntime.queryInterface(
  26                 XAccessible.class, aEvent.Source);
  27             if (xAccessible != null)
  28                 mxEventSource = xAccessible.getAccessibleContext();
  29         }
  30     }
  31
  32     public void Print (PrintStream out)
  33     {
  34         out.println ("Event id is " + mnEventId
  35             + " (" + NameProvider.getEventName(mnEventId)+")"
  36             + " for " + mxEventSource.getAccessibleName() + " / "
  37             + NameProvider.getRoleName (mxEventSource.getAccessibleRole()));
  38         PrintOldAndNew (out);
  39     }
  40
  41     public void PrintOldAndNew (PrintStream out)
  42     {
  43         out.println ("    old value is " + maEvent.OldValue);
  44         out.println ("    new value is " + maEvent.NewValue);
  45     }
  46
  47     public void Process ()
  48     {
  49         System.out.println ("processing of event " + maEvent + " not implemented");
  50     }
  51
  52     protected AccessibleEventObject maEvent;
  53     protected AccessibilityTreeModel maTreeModel;
  54
  55     protected int mnEventId;
  56     protected XAccessibleContext mxEventSource;
  57 }