toolkit/test/accessibility/AccessibleComponentHandler.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.uno.UnoRuntime;
  20 import com.sun.star.accessibility.XAccessibleContext;
  21 import com.sun.star.accessibility.XAccessibleComponent;
  22
  23
  24 class AccessibleComponentHandler
  25     extends NodeHandler
  26 {
  27
  28     @Override
  29     public NodeHandler createHandler (XAccessibleContext xContext)
  30     {
  31         XAccessibleComponent xComponent =
  32             UnoRuntime.queryInterface (
  33             XAccessibleComponent.class, xContext);
  34         if (xComponent != null)
  35             return new AccessibleComponentHandler (xComponent);
  36         else
  37             return null;
  38
  39     }
  40
  41     public AccessibleComponentHandler ()
  42     {
  43     }
  44
  45     private AccessibleComponentHandler (XAccessibleComponent xComponent)
  46     {
  47         if (xComponent != null)
  48             maChildList.setSize (6);
  49     }
  50
  51     @Override
  52     public AccessibleTreeNode createChild (AccessibleTreeNode aParent, int nIndex)
  53     {
  54         AccessibleTreeNode aChild = null;
  55         if (aParent instanceof AccTreeNode)
  56         {
  57             XAccessibleComponent xComponent =
  58                 ((AccTreeNode)aParent).getComponent();
  59
  60             if (xComponent != null)
  61             {
  62                 int nColor;
  63                 switch (nIndex)
  64                 {
  65                     case 0:
  66                         com.sun.star.awt.Point aLocation = xComponent.getLocation();
  67                         aChild = new StringNode (
  68                             "Location: " + aLocation.X + ", " + aLocation.Y,
  69                             aParent);
  70                         break;
  71                     case 1:
  72                         com.sun.star.awt.Point aScreenLocation = xComponent.getLocationOnScreen();
  73                         aChild = new StringNode (
  74                             "Location on Screen: " + aScreenLocation.X + ", " + aScreenLocation.Y,
  75                             aParent);
  76                         break;
  77                     case 2:
  78                         com.sun.star.awt.Size aSize = xComponent.getSize();
  79                         aChild = new StringNode (
  80                             "Size: "+ aSize.Width + ", " + aSize.Height,
  81                             aParent);
  82                         break;
  83                     case 3:
  84                         com.sun.star.awt.Rectangle aBBox = xComponent.getBounds();
  85                         aChild = new StringNode (
  86                             "Bounding Box: "+ aBBox.X + ", " + aBBox.Y + ","
  87                             + aBBox.Width + ", " + aBBox.Height,
  88                             aParent);
  89                         break;
  90                     case 4:
  91                         nColor = xComponent.getForeground();
  92                         aChild = new StringNode ("Foreground color: R"
  93                             +       (nColor>>16&0xff)
  94                             + "G" + (nColor>>8&0xff)
  95                             + "B" + (nColor&0xff)
  96                             + "A" + (nColor>>24&0xff),
  97                             aParent);
  98                         break;
  99                     case 5:
 100                         nColor = xComponent.getBackground();
 101                         aChild = new StringNode ("Background color: R"
 102                             +       (nColor>>16&0xff)
 103                             + "G" + (nColor>>8&0xff)
 104                             + "B" + (nColor&0xff)
 105                             + "A" + (nColor>>24&0xff),
 106                             aParent);
 107                         break;
 108                 }
 109             }
 110         }
 111         return aChild;
 112     }
 113
 114     @Override
 115     public void update (AccessibleTreeNode aNode)
 116     {
 117         maChildList.clear();
 118         if (aNode instanceof AccTreeNode && ((AccTreeNode)aNode).getComponent() != null)
 119             maChildList.setSize (4);
 120     }
 121 }