Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 133 insertions, 0 deletions

diff --git a/toolkit/test/accessibility/NodeHandler.java b/toolkit/test/accessibility/NodeHandler.java
new file mode 100644
index 0000000000..69cff2c13e
--- /dev/null
+++ b/toolkit/test/accessibility/NodeHandler.java
@@ -0,0 +1,133 @@
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+import java.util.Vector;
+
+
+/**
+ * Map an arbitrary object into parts of a tree node.
+ */
+abstract class NodeHandler
+{
+    /** This vector is used as cache for the child objects.
+    */
+    protected Vector<AccessibleTreeNode> maChildList;
+
+
+    public abstract NodeHandler createHandler (
+        com.sun.star.accessibility.XAccessibleContext xContext);
+
+    public NodeHandler ()
+    {
+        maChildList = new Vector<AccessibleTreeNode> ();
+    }
+
+    /** return the number of children this object has */
+    public int getChildCount()
+    {
+        synchronized (maChildList)
+        {
+            return maChildList.size();
+        }
+    }
+
+    /**
+     * return a child object. Complex
+     * children have to be AccTreeNode instances.
+     * @see AccTreeNode
+     */
+    public AccessibleTreeNode getChild (AccessibleTreeNode aParent, int nIndex)
+    {
+        synchronized (maChildList)
+        {
+            AccessibleTreeNode aChild = maChildList.get(nIndex);
+            if (aChild == null)
+            {
+                aChild = createChild (aParent, nIndex);
+                if (aChild == null)
+                    aChild = new StringNode ("could not create child", aParent);
+                maChildList.set (nIndex, aChild);
+            }
+            return aChild;
+        }
+    }
+
+    public AccessibleTreeNode getChildNoCreate (int nIndex)
+    {
+        synchronized (maChildList)
+        {
+            return maChildList.get(nIndex);
+        }
+    }
+
+    /** Remove the specified child from the list of children.
+    */
+    public boolean removeChild (int nIndex)
+    {
+        try
+        {
+            synchronized (maChildList)
+            {
+                System.out.println ("    removing child at position " + nIndex + ": "
+                    + maChildList.get (nIndex));
+                maChildList.remove (nIndex);
+            }
+        }
+        catch (Exception e)
+        {
+            return false;
+        }
+        return true;
+    }
+
+    public int indexOf (AccessibleTreeNode aNode)
+    {
+        synchronized (maChildList)
+        {
+            return maChildList.indexOf (aNode);
+        }
+    }
+
+    /** Create a child object for the specified data.  This method is called
+        usually from getChild and put there into the cache.
+    */
+    public abstract AccessibleTreeNode createChild (
+        AccessibleTreeNode aParent, int nIndex);
+
+
+    // The following methods support editing of children and actions.
+    // They have default implementations for no actions and read-only.
+
+
+    /** get names of supported actions */
+    public String[] getActions (AccessibleTreeNode aNode)
+    {
+        return new String[] {};
+    }
+
+    /** perform action */
+    public void performAction (AccessibleTreeNode aNode, int nIndex)
+    {
+    }
+
+    /** Update all children.
+    */
+    public void update (AccessibleTreeNode aNode)
+    {
+    }
+}