/*!
* 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.ui.datasources.pmd.util;

import org.pentaho.reporting.ui.datasources.pmd.Messages;

import javax.script.ScriptEngineFactory;
import javax.swing.*;
import java.awt.*;

public class QueryLanguageListCellRenderer extends DefaultListCellRenderer {
  private ScriptEngineFactory defaultValue;

  public QueryLanguageListCellRenderer() {
  }

  public ScriptEngineFactory getDefaultValue() {
    return defaultValue;
  }

  public void setDefaultValue( final ScriptEngineFactory defaultValue ) {
    this.defaultValue = defaultValue;
  }

  public Component getListCellRendererComponent( final JList list,
                                                 final Object value,
                                                 final int index,
                                                 final boolean isSelected,
                                                 final boolean cellHasFocus ) {
    final JLabel component = (JLabel)
      super.getListCellRendererComponent( list, value, index, isSelected, cellHasFocus );
    if ( value == null ) {
      if ( defaultValue != null ) {
        component.setText
          ( Messages.getString( "QueryLanguageListCellRenderer.UseDefault", defaultValue.getLanguageName() ) );
      } else {
        component.setText( " " );
      }
    } else {
      ScriptEngineFactory factory = (ScriptEngineFactory) value;
      component.setText( factory.getLanguageName() );
    }
    return component;
  }
}