package org.pentaho.reporting.designer.core.editor.fieldselector;
import java.awt.Component;
import javax.swing.JTable;
import javax.swing.table.DefaultTableCellRenderer;
import org.pentaho.reporting.designer.core.Messages;
import org.pentaho.reporting.designer.core.editor.structuretree.ReportFieldNode;
import org.pentaho.reporting.designer.core.model.ReportDataSchemaModel;
import org.pentaho.reporting.designer.core.util.IconLoader;
import org.pentaho.reporting.engine.classic.core.MetaAttributeNames;
import org.pentaho.reporting.engine.classic.core.wizard.DataAttributes;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
/**
* Todo: Document me!
* <p/>
* Date: 09.12.2009
* Time: 16:06:12
*
* @author Thomas Morgner.
*/
public class FieldCellRenderer extends DefaultTableCellRenderer
{
/**
* Returns the default table cell renderer.
* <p/>
* During a printing operation, this method will be called with
* <code>isSelected</code> and <code>hasFocus</code> values of
* <code>false</code> to prevent selection and focus from appearing
* in the printed output. To do other customization based on whether
* or not the table is being printed, check the return value from
* {@link javax.swing.JComponent#isPaintingForPrint()}.
*
* @param table the <code>JTable</code>
* @param value the value to assign to the cell at
* <code>[row, column]</code>
* @param isSelected true if cell is selected
* @param hasFocus true if cell has focus
* @param row the row of the cell to render
* @param column the column of the cell to render
* @return the default table cell renderer
* @see javax.swing.JComponent#isPaintingForPrint()
*/
public Component getTableCellRendererComponent(final JTable table,
final Object value,
final boolean isSelected,
final boolean hasFocus,
final int row,
final int column)
{
if (value instanceof ReportFieldNode == false)
{
return this;
}
final ReportFieldNode fieldNode = (ReportFieldNode) value;
final ReportDataSchemaModel model = fieldNode.getDataSchemaModel();
final DataAttributes attributes = model.getDataSchema().getAttributes(fieldNode.getFieldName());
setToolTipText(fieldNode.getFieldClass().getSimpleName());
if (attributes == null)
{
setText(fieldNode.toString());
setIcon(IconLoader.getInstance().getBlankDocumentIcon());
}
else
{
final String displayName = (String) attributes.getMetaAttribute
(MetaAttributeNames.Formatting.NAMESPACE, MetaAttributeNames.Formatting.LABEL,
String.class, model.getDataAttributeContext());
setText(formatFieldType(displayName, fieldNode.getFieldName(), fieldNode.getFieldClass()));
final Object source = attributes.getMetaAttribute
(MetaAttributeNames.Core.NAMESPACE, MetaAttributeNames.Core.SOURCE, String.class,
model.getDataAttributeContext());
if (MetaAttributeNames.Core.SOURCE_VALUE_ENVIRONMENT.equals(source))
{
setIcon(IconLoader.getInstance().getPropertiesDataSetIcon());
}
else if (MetaAttributeNames.Core.SOURCE_VALUE_EXPRESSION.equals(source))
{
setIcon(IconLoader.getInstance().getFunctionIcon());
}
else if (MetaAttributeNames.Core.SOURCE_VALUE_PARAMETER.equals(source))
{
setIcon(IconLoader.getInstance().getParameterIcon());
}
else if (MetaAttributeNames.Core.SOURCE_VALUE_TABLE.equals(source))
{
setIcon(IconLoader.getInstance().getDataSetsIcon());
}
else
{
setIcon(IconLoader.getInstance().getBlankDocumentIcon());
}
}
return this;
}
private String formatFieldType(final String displayName,
final String fieldName,
final Class fieldClass)
{
if (displayName == null || ObjectUtilities.equal(displayName, fieldName))
{
if (fieldClass == null)
{
return fieldName;
}
return Messages.getString("FieldCellRenderer.TypedFieldMessage", fieldName , fieldClass.getSimpleName());
}
if (fieldClass == null)
{
return Messages.getString("FieldCellRenderer.TypedFieldMessage", displayName , fieldName);
}
return Messages.getString("FieldCellRenderer.AliasedTypedFieldMessage",
displayName, fieldName , fieldClass.getSimpleName());
}
}