129 lines
4.4 KiB
Java
129 lines
4.4 KiB
Java
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.accessibility.XAccessibleContext;
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import com.sun.star.lang.XServiceInfo;
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import com.sun.star.lang.XTypeProvider;
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import com.sun.star.uno.Type;
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/** This handler displays lower level UNO information. These are the
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supported services, interfaces, and the implementation name.
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*/
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class AccessibleUNOHandler
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extends NodeHandler
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{
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public NodeHandler createHandler (XAccessibleContext xContext)
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{
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if (xContext == null)
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return null;
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else
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return new AccessibleUNOHandler (xContext);
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}
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public AccessibleUNOHandler()
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{
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}
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public AccessibleUNOHandler (XAccessibleContext xContext)
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{
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maChildList.setSize (3);
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}
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private XServiceInfo GetServiceInfo (AccessibleTreeNode aNode)
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{
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XServiceInfo xServiceInfo = null;
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if (aNode instanceof AccTreeNode)
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xServiceInfo = UnoRuntime.queryInterface(
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XServiceInfo.class, ((AccTreeNode)aNode).getContext());
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return xServiceInfo;
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}
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private XTypeProvider GetTypeProvider (AccessibleTreeNode aNode)
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{
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XTypeProvider xTypeProvider = null;
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if (aNode instanceof AccTreeNode)
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xTypeProvider = UnoRuntime.queryInterface(
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XTypeProvider.class, ((AccTreeNode)aNode).getContext());
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return xTypeProvider;
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}
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public AccessibleTreeNode createChild (AccessibleTreeNode aParent,
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int nIndex)
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{
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AccessibleTreeNode aChild = null;
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XServiceInfo xServiceInfo;
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switch (nIndex)
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{
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case 0 : // Implemenation name.
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xServiceInfo = GetServiceInfo (aParent);
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aChild = new StringNode ("Implementation name: " +
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(xServiceInfo!=null ? xServiceInfo.getImplementationName()
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: "<XServiceInfo not supported>"),
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aParent);
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break;
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case 1 :
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xServiceInfo = GetServiceInfo (aParent);
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if (xServiceInfo == null)
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aChild = new StringNode (
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"Supported services: <XServiceInfo not supported>",
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aParent);
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else
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aChild = CreateServiceTree (aParent, xServiceInfo);
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break;
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case 2 :
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XTypeProvider xTypeProvider = GetTypeProvider (aParent);
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if (xTypeProvider == null)
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aChild = new StringNode (
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"Supported interfaces: <XTypeProvider not supported>",
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aParent);
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else
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aChild = CreateInterfaceTree (aParent, xTypeProvider);
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break;
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}
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return aChild;
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}
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private AccessibleTreeNode CreateServiceTree (AccessibleTreeNode aParent,
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XServiceInfo xServiceInfo)
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{
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String[] aServiceNames = xServiceInfo.getSupportedServiceNames();
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VectorNode aNode = new VectorNode ("Supported Services", aParent);
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int nCount = aServiceNames.length;
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for (int i=0; i<nCount; i++)
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aNode.addChild (new StringNode (aServiceNames[i], aParent));
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return aNode;
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}
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private AccessibleTreeNode CreateInterfaceTree (AccessibleTreeNode aParent,
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XTypeProvider xTypeProvider)
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{
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Type[] aTypes = xTypeProvider.getTypes();
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VectorNode aNode = new VectorNode ("Supported Interfaces", aParent);
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int nCount = aTypes.length;
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for (int i=0; i<nCount; i++)
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aNode.addChild (new StringNode (aTypes[i].getTypeName(), aParent));
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return aNode;
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}
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}
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