TargetNameResolveHandler.java example

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pentaho-reporting-master
/*
* 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) 2006 - 2013 Pentaho Corporation and Contributors.  All rights reserved.
*/

package org.pentaho.reporting.libraries.css.resolver.values.computed.hyperlinks;

import org.pentaho.reporting.libraries.css.dom.DocumentContext;
import org.pentaho.reporting.libraries.css.dom.LayoutElement;
import org.pentaho.reporting.libraries.css.dom.LayoutStyle;
import org.pentaho.reporting.libraries.css.keys.hyperlinks.TargetName;
import org.pentaho.reporting.libraries.css.model.StyleKey;
import org.pentaho.reporting.libraries.css.resolver.values.computed.ConstantsResolveHandler;
import org.pentaho.reporting.libraries.css.values.CSSConstant;
import org.pentaho.reporting.libraries.css.values.CSSStringValue;
import org.pentaho.reporting.libraries.css.values.CSSValue;

/**
 * Creation-Date: 21.12.2005, 11:32:33
 *
 * @author Thomas Morgner
 */
public class TargetNameResolveHandler extends ConstantsResolveHandler {
  public TargetNameResolveHandler() {
    addNormalizeValue( TargetName.CURRENT );
    addNormalizeValue( TargetName.MODAL );
    addNormalizeValue( TargetName.NEW );
    addNormalizeValue( TargetName.PARENT );
    addNormalizeValue( TargetName.ROOT );
    setFallback( TargetName.CURRENT );
  }

  /**
   * Resolves a single property.
   *
   * @param currentNode
   * @param style
   */
  public void resolve( final DocumentContext process,
                       final LayoutElement currentNode,
                       final StyleKey key ) {
    final LayoutStyle layoutContext = currentNode.getLayoutStyle();
    final CSSValue value = layoutContext.getValue( key );
    if ( value instanceof CSSConstant ) {
      super.resolve( process, currentNode, key );
    } else if ( value instanceof CSSStringValue ) {
      // do nothing, accept it as is...
    } else {
      layoutContext.setValue( key, getFallback() );
    }
  }

}