toolkit/test/accessibility/EventHandler.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 import com.sun.star.accessibility.XAccessible;
  20 import com.sun.star.accessibility.XAccessibleContext;
  21 import com.sun.star.accessibility.AccessibleEventObject;
  22 import com.sun.star.uno.UnoRuntime;
  23
  24 import java.io.PrintStream;
  25
  26 import tools.NameProvider;
  27
  28 /** Base class for handling of accessibility events.
  29 */
  30 class EventHandler
  31 {
  32     public EventHandler (AccessibleEventObject aEvent, AccessibilityTreeModel aTreeModel)
  33     {
  34         maEvent = aEvent;
  35         maTreeModel = aTreeModel;
  36
  37         mnEventId = aEvent.EventId;
  38
  39         mxEventSource = UnoRuntime.queryInterface(
  40             XAccessibleContext.class, aEvent.Source);
  41         if (mxEventSource == null)
  42         {
  43             XAccessible xAccessible = UnoRuntime.queryInterface(
  44                 XAccessible.class, aEvent.Source);
  45             if (xAccessible != null)
  46                 mxEventSource = xAccessible.getAccessibleContext();
  47         }
  48     }
  49
  50     public void Print (PrintStream out)
  51     {
  52         out.println ("Event id is " + mnEventId
  53             + " (" + NameProvider.getEventName(mnEventId)+")"
  54             + " for " + mxEventSource.getAccessibleName() + " / "
  55             + NameProvider.getRoleName (mxEventSource.getAccessibleRole()));
  56         PrintOldAndNew (out);
  57     }
  58
  59     public void PrintOldAndNew (PrintStream out)
  60     {
  61         out.println ("    old value is " + maEvent.OldValue);
  62         out.println ("    new value is " + maEvent.NewValue);
  63     }
  64
  65     public void Process ()
  66     {
  67         System.out.println ("processing of event " + maEvent + " not implemented");
  68     }
  69
  70     protected AccessibleEventObject maEvent;
  71     protected AccessibilityTreeModel maTreeModel;
  72
  73     protected int mnEventId;
  74     protected XAccessibleContext mxEventSource;
  75 }