| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| package com.sun.star.report.pentaho.layoutprocessor; |
| |
| import com.sun.star.report.OfficeToken; |
| import com.sun.star.report.SDBCReportDataFactory; |
| import com.sun.star.report.pentaho.model.ObjectOleElement; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.jfree.layouting.util.AttributeMap; |
| import org.jfree.report.DataFlags; |
| import org.jfree.report.DataRow; |
| import org.jfree.report.DataSourceException; |
| import org.jfree.report.JFreeReportInfo; |
| import org.jfree.report.ReportDataFactoryException; |
| import org.jfree.report.ReportProcessingException; |
| import org.jfree.report.flow.ReportTarget; |
| import org.jfree.report.flow.layoutprocessor.LayoutController; |
| import org.jfree.report.structure.Element; |
| |
| /** |
| * |
| * @author Ocke Janssen |
| */ |
| public class ObjectOleLayoutController extends AbstractReportElementLayoutController |
| { |
| |
| public ObjectOleLayoutController() |
| { |
| } |
| |
| protected boolean isValueChanged() |
| { |
| final ObjectOleElement element = (ObjectOleElement) getNode(); |
| final List masterfields = element.getMasterfields(); |
| final DataRow view = getFlowController().getMasterRow().getGlobalView(); |
| for (final Iterator iter = masterfields.iterator(); iter.hasNext();) |
| { |
| final String master = (String) iter.next(); |
| try |
| { |
| final DataFlags flags = view.getFlags(master); |
| if (flags != null && flags.isChanged()) |
| { |
| return true; |
| } |
| } |
| catch (DataSourceException e) |
| { |
| // ignore .. assume that the reference has not changed. |
| } |
| } |
| return false; |
| } |
| |
| protected LayoutController delegateContentGeneration(final ReportTarget target) throws ReportProcessingException, ReportDataFactoryException, DataSourceException |
| { |
| final ObjectOleElement element = (ObjectOleElement) getNode(); |
| final String url = element.getUrl(); |
| if (url != null) |
| { |
| final AttributeMap ole = new AttributeMap(); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, Element.NAMESPACE_ATTRIBUTE, JFreeReportInfo.REPORT_NAMESPACE); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, Element.TYPE_ATTRIBUTE, OfficeToken.OBJECT_OLE); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, "href", url); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, "class-id", element.getClassid()); |
| final List masterfields = element.getMasterfields(); |
| final List values = new ArrayList(); |
| final DataRow view = getFlowController().getMasterRow().getGlobalView(); |
| for (final Iterator iter = masterfields.iterator(); iter.hasNext();) |
| { |
| final String master = (String) iter.next(); |
| try |
| { |
| final DataFlags flags = view.getFlags(master); |
| if (flags != null) |
| { |
| values.add(flags.getValue()); |
| } |
| } |
| catch (DataSourceException e) |
| { |
| // ignore .. assume that the reference has not changed. |
| } |
| } |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.MASTER_COLUMNS, masterfields); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.MASTER_VALUES, values); |
| ole.setAttribute(JFreeReportInfo.REPORT_NAMESPACE, SDBCReportDataFactory.DETAIL_COLUMNS, element.getDetailfields()); |
| |
| target.startElement(ole); |
| target.endElement(ole); |
| } |
| |
| return join(getFlowController()); |
| } |
| } |
| |