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Diffstat (limited to 'toolkit/test/accessibility/NodeMap.java')
-rw-r--r-- | toolkit/test/accessibility/NodeMap.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/toolkit/test/accessibility/NodeMap.java b/toolkit/test/accessibility/NodeMap.java new file mode 100644 index 000000000..045c93371 --- /dev/null +++ b/toolkit/test/accessibility/NodeMap.java @@ -0,0 +1,117 @@ +/* + * 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 com.sun.star.accessibility.XAccessibleContext; + +import java.util.HashMap; + +abstract class NodeMapCallback +{ + public abstract void Apply (AccTreeNode aNode); +} + +/** This map translates from XAccessible objects to our internal + representations. +*/ +class NodeMap +{ + public NodeMap () + { + maXAccessibleToNode = new HashMap<XAccessibleContext, AccessibleTreeNode> (); + } + + /** Clear the whole map. + */ + public void Clear () + { + maXAccessibleToNode.clear(); + } + + /** @return + whether the new node was different from a previous one + respectively was the first one set. + */ + public boolean InsertNode (XAccessibleContext xContext, AccessibleTreeNode aNode) + { + AccessibleTreeNode aPreviousNode = maXAccessibleToNode.put ( + xContext, + aNode); + return aPreviousNode != aNode; + } + + protected void RemoveNode (AccessibleTreeNode aNode) + { + try + { + if ((aNode != null) && (aNode instanceof AccTreeNode)) + { + maXAccessibleToNode.remove (((AccTreeNode)aNode).getContext()); + } + } + catch (Exception e) + { + System.out.println ("caught exception while removing node " + + aNode + " : " + e); + e.printStackTrace(); + } + } + + + public void ForEach (NodeMapCallback aFunctor) + { + Object[] aNodes = maXAccessibleToNode.values().toArray(); + for (int i=0; i<aNodes.length; i++) + { + if (aNodes[i] != null && (aNodes[i] instanceof AccTreeNode)) + { + try + { + aFunctor.Apply ((AccTreeNode)aNodes[i]); + } + catch (Exception e) + { + System.out.println ("caught exception applying functor to " + + i + "th node " + aNodes[i] + " : " + e); + e.printStackTrace(); + } + } + } + } + + AccessibleTreeNode GetNode (XAccessibleContext xContext) + { + return maXAccessibleToNode.get (xContext); + } + + AccessibleTreeNode GetNode (Object aObject) + { + if (aObject instanceof XAccessibleContext) + return GetNode ((XAccessibleContext)aObject); + else + return null; + } + + boolean ValueIsMember (AccessibleTreeNode aNode) + { + return maXAccessibleToNode.containsValue(aNode); + } + + + + private final HashMap<XAccessibleContext, AccessibleTreeNode> maXAccessibleToNode; +} |