toolkit/test/accessibility/AccessibleActionHandler.java

   1
   2 import com.sun.star.uno.UnoRuntime;
   3 import com.sun.star.accessibility.XAccessibleContext;
   4 import com.sun.star.accessibility.XAccessibleAction;
   5 import com.sun.star.lang.IndexOutOfBoundsException;
   6
   7 class AccessibleActionHandler
   8     extends NodeHandler
   9 {
  10     public NodeHandler createHandler (XAccessibleContext xContext)
  11     {
  12         XAccessibleAction xEComponent =
  13             (XAccessibleAction) UnoRuntime.queryInterface (
  14                 XAccessibleAction.class, xContext);
  15         if (xEComponent != null)
  16             return new AccessibleActionHandler (xEComponent);
  17         else
  18             return null;
  19     }
  20
  21     public AccessibleActionHandler ()
  22     {
  23     }
  24
  25     public AccessibleActionHandler (XAccessibleAction xAction)
  26     {
  27         if (xAction != null)
  28             maChildList.setSize (1 + xAction.getAccessibleActionCount());
  29     }
  30
  31     protected static XAccessibleAction getAction (AccTreeNode aParent)
  32     {
  33         return (XAccessibleAction) UnoRuntime.queryInterface (
  34             XAccessibleAction.class, aParent.getContext());
  35     }
  36
  37     public AccessibleTreeNode createChild (
  38         AccessibleTreeNode aParent,
  39         int nIndex)
  40     {
  41         AccessibleTreeNode aChild = null;
  42
  43         if (aParent instanceof AccTreeNode)
  44         {
  45             XAccessibleAction xAction = getAction ((AccTreeNode)aParent);
  46             if( xAction != null )
  47             {
  48                 if (nIndex == 0)
  49                     aChild = new StringNode ("Number of actions: " + xAction.getAccessibleActionCount(),
  50                         aParent);
  51                 else
  52                 {
  53                     nIndex -= 1;
  54                     try
  55                     {
  56                         aChild = new AccessibleActionNode (
  57                             "Action " + nIndex + " : "
  58                             + xAction.getAccessibleActionDescription (nIndex),
  59                             aParent,
  60                             nIndex);
  61                     }
  62                     catch( IndexOutOfBoundsException e )
  63                     {
  64                         aChild = new StringNode ("ERROR", aParent);
  65                     }
  66                 }
  67             }
  68         }
  69
  70         return aChild;
  71     }
  72 }