| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| import com.sun.star.uno.UnoRuntime; |
| import com.sun.star.accessibility.XAccessible; |
| import com.sun.star.accessibility.XAccessibleContext; |
| import com.sun.star.accessibility.AccessibleRelation; |
| import com.sun.star.accessibility.XAccessibleRelationSet; |
| import com.sun.star.accessibility.AccessibleRelationType; |
| import com.sun.star.lang.IndexOutOfBoundsException; |
| |
| import tools.NameProvider; |
| |
| class AccessibleRelationHandler |
| extends NodeHandler |
| { |
| public NodeHandler createHandler( XAccessibleContext xContext ) |
| { |
| AccessibleRelationHandler aHandler = null; |
| if (xContext != null) |
| { |
| XAccessibleRelationSet xRelation = xContext.getAccessibleRelationSet(); |
| if (xRelation != null) |
| aHandler = new AccessibleRelationHandler(xContext); |
| } |
| return aHandler; |
| } |
| |
| public AccessibleRelationHandler() |
| { |
| } |
| |
| public AccessibleRelationHandler( XAccessibleContext xContext ) |
| { |
| XAccessibleRelationSet xRelation = xContext.getAccessibleRelationSet(); |
| if (xRelation != null) |
| maChildList.setSize( 1 ); |
| } |
| |
| public AccessibleTreeNode createChild( AccessibleTreeNode aParent, |
| int nIndex ) |
| { |
| XAccessibleRelationSet xRelation = null; |
| AccessibleTreeNode aChild = null; |
| |
| if( aParent instanceof AccTreeNode ) |
| { |
| xRelation = |
| ((AccTreeNode)aParent).getContext().getAccessibleRelationSet(); |
| } |
| if( xRelation == null ) |
| return aChild; |
| |
| |
| VectorNode aVNode = new VectorNode( "RelationSet", aParent); |
| int nCount = xRelation.getRelationCount(); |
| try |
| { |
| for( int i = 0; i < nCount; i++ ) |
| { |
| AccessibleRelation aRelation = xRelation.getRelation( i ); |
| |
| StringBuffer aBuffer = new StringBuffer(); |
| aBuffer.append (NameProvider.getRelationName (aRelation.RelationType)); |
| aBuffer.append( ": " ); |
| |
| for( int j = 0; j < aRelation.TargetSet.length; j++ ) |
| { |
| Object aTarget = aRelation.TargetSet[j]; |
| XAccessible xAccTarget = |
| (XAccessible)UnoRuntime.queryInterface( |
| XAccessible.class, aTarget ); |
| if( xAccTarget == null ) |
| { |
| aBuffer.append( aTarget.toString() ); |
| } |
| else |
| { |
| aBuffer.append( xAccTarget.getAccessibleContext(). |
| getAccessibleName() ); |
| } |
| aBuffer.append( ", " ); |
| } |
| aBuffer.delete( aBuffer.length() - 2, aBuffer.length() ); |
| |
| aVNode.addChild( new StringNode( aBuffer.toString(), |
| aParent ) ); |
| } |
| |
| aChild = aVNode; |
| } |
| catch( IndexOutOfBoundsException e ) |
| { |
| aChild = new StringNode( "IndexOutOfBounds", aParent ); |
| } |
| |
| return aChild; |
| } |
| } |