/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.designer.core.editor.report.elements;
import java.util.Locale;
import org.pentaho.reporting.designer.core.editor.ReportDocumentContext;
import org.pentaho.reporting.designer.core.editor.report.AbstractReportElementDragHandler;
import org.pentaho.reporting.designer.core.model.ModelUtility;
import org.pentaho.reporting.engine.classic.core.AbstractReportDefinition;
import org.pentaho.reporting.engine.classic.core.AttributeNames;
import org.pentaho.reporting.engine.classic.core.DataFactory;
import org.pentaho.reporting.engine.classic.core.Element;
import org.pentaho.reporting.engine.classic.core.MetaAttributeNames;
import org.pentaho.reporting.engine.classic.core.metadata.DataFactoryMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.ElementMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.ElementType;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleSheet;
import org.pentaho.reporting.engine.classic.core.wizard.ContextAwareDataSchemaModel;
import org.pentaho.reporting.engine.classic.core.wizard.DataAttributes;
public class DefaultReportElementDragHandler extends AbstractReportElementDragHandler
{
public DefaultReportElementDragHandler()
{
}
protected Element createElement(final ElementMetaData elementMetaData,
final String fieldName,
final ReportDocumentContext context) throws InstantiationException
{
final ElementType type = elementMetaData.create();
final Element visualElement = (Element) type.create();
final ElementStyleSheet styleSheet = visualElement.getStyle();
styleSheet.setStyleProperty(ElementStyleKeys.MIN_WIDTH, DEFAULT_WIDTH);
styleSheet.setStyleProperty(ElementStyleKeys.MIN_HEIGHT, DEFAULT_HEIGHT);
type.configureDesignTimeDefaults(visualElement, Locale.getDefault());
if (elementMetaData.getAttributeDescription(AttributeNames.Core.NAMESPACE, AttributeNames.Core.FIELD) != null)
{
visualElement.setAttribute(AttributeNames.Core.NAMESPACE, AttributeNames.Core.FIELD, fieldName);
}
configureWizardProperties(fieldName, context, visualElement);
return visualElement;
}
private void configureWizardProperties(final String fieldName,
final ReportDocumentContext context,
final Element visualElement)
{
final ContextAwareDataSchemaModel model = context.getReportDataSchemaModel();
if (fieldName == null)
{
return;
}
final DataAttributes attributes = model.getDataSchema().getAttributes(fieldName);
final String source = (String) attributes.getMetaAttribute
(MetaAttributeNames.Core.NAMESPACE, MetaAttributeNames.Core.SOURCE, String.class, model.getDataAttributeContext());
if (!MetaAttributeNames.Core.SOURCE_VALUE_TABLE.equals(source))
{
return;
}
final AbstractReportDefinition report = context.getReportDefinition();
final DataFactory dataFactory = ModelUtility.findDataFactoryForQuery(report, report.getQuery());
if (dataFactory == null)
{
return;
}
final DataFactoryMetaData data = dataFactory.getMetaData();
if (data.isFormattingMetaDataSource())
{
visualElement.setAttribute(AttributeNames.Wizard.NAMESPACE, AttributeNames.Wizard.ALLOW_METADATA_ATTRIBUTES, Boolean.TRUE);
visualElement.setAttribute(AttributeNames.Wizard.NAMESPACE, AttributeNames.Wizard.ALLOW_METADATA_STYLING, Boolean.TRUE);
}
}
}