content: package com.japisoft.editix.action.xsl;
  
  import java.awt.event.ActionEvent;
  import java.io.File;
  import java.net.MalformedURLException;
  
  import javax.swing.AbstractAction;
  import javax.swing.JFileChooser;
  import javax.swing.filechooser.FileFilter;
  import javax.swing.text.BadLocationException;
  
  import com.japisoft.editix.toolkit.Toolkit;
  import com.japisoft.editix.ui.EditixFrame;
  import com.japisoft.xmlpad.XMLContainer;
  import com.japisoft.xmlpad.editor.XMLPadDocument;
  
  /**
  This program is available under two licenses : 
  
  1. For non commercial usage : 
  
  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
  
  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 General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  
  2. For commercial usage :
  
  You need to get a commercial license for source usage at : 
  
  http://www.editix.com/buy.html
  
  Copyright (c) 2018 Alexandre Brillant - JAPISOFT SARL - http://www.japisoft.com
  
  @author Alexandre Brillant - abrillant@japisoft.com
  @author JAPISOFT SARL - http://www.japisoft.com
  
  */
  public class AssignXSLTAction extends AbstractAction {
  
  	public void actionPerformed(ActionEvent e) {
  		XMLContainer container = EditixFrame.THIS.getSelectedContainer();
  		if ( container == null )
  			return;
  
  		JFileChooser chooser = new JFileChooser();
  
  		chooser.setFileFilter(new FileFilter() {
  			public boolean accept(File f) {
  				return f.isDirectory() || f.toString().toLowerCase().endsWith( ".xsl" );
  			}
  			public String getDescription() {
  				return "XSLT (*.xsl)";
  			}
  		});
  
  		if ( chooser.showOpenDialog( EditixFrame.THIS )
  			== JFileChooser.APPROVE_OPTION ) {
  			XMLPadDocument doc = container.getXMLDocument();
  			int next = Math.max( 0, doc.nextTag( 0 ) - 1 );
  			try {
  				
  				String href = null;
  				if ( container.getCurrentDocumentLocation() != null ) {
  					href = com.japisoft.framework.app.toolkit.Toolkit.getRelativePath(
  							chooser.getSelectedFile(),
  							new File( container.getCurrentDocumentLocation() ) );
  				} else 
  					href = Toolkit.toURL( chooser.getSelectedFile() ); 
  				
  				doc.insertString( next, "<?xml-stylesheet type=\"text/xsl\" href=\"" + href + "\"?>", null );
  			} catch( BadLocationException exc ) {
  			} catch( MalformedURLException exc ) {
  			}
  		}
  	}
  
  }
  