001    /* EditorKit.java --
002       Copyright (C) 2002, 2004 Free Software Foundation, Inc.
003    
004    This file is part of GNU Classpath.
005    
006    GNU Classpath is free software; you can redistribute it and/or modify
007    it under the terms of the GNU General Public License as published by
008    the Free Software Foundation; either version 2, or (at your option)
009    any later version.
010    
011    GNU Classpath is distributed in the hope that it will be useful, but
012    WITHOUT ANY WARRANTY; without even the implied warranty of
013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014    General Public License for more details.
015    
016    You should have received a copy of the GNU General Public License
017    along with GNU Classpath; see the file COPYING.  If not, write to the
018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019    02110-1301 USA.
020    
021    Linking this library statically or dynamically with other modules is
022    making a combined work based on this library.  Thus, the terms and
023    conditions of the GNU General Public License cover the whole
024    combination.
025    
026    As a special exception, the copyright holders of this library give you
027    permission to link this library with independent modules to produce an
028    executable, regardless of the license terms of these independent
029    modules, and to copy and distribute the resulting executable under
030    terms of your choice, provided that you also meet, for each linked
031    independent module, the terms and conditions of the license of that
032    module.  An independent module is a module which is not derived from
033    or based on this library.  If you modify this library, you may extend
034    this exception to your version of the library, but you are not
035    obligated to do so.  If you do not wish to do so, delete this
036    exception statement from your version. */
037    
038    
039    package javax.swing.text;
040    
041    import java.io.IOException;
042    import java.io.InputStream;
043    import java.io.OutputStream;
044    import java.io.Reader;
045    import java.io.Serializable;
046    import java.io.Writer;
047    
048    import javax.swing.Action;
049    import javax.swing.JEditorPane;
050    
051    public abstract class EditorKit implements Cloneable, Serializable
052    {
053      private static final long serialVersionUID = -5044124649345887822L;
054    
055      public EditorKit()
056      {
057        // Nothing to do here.
058      }
059    
060      public Object clone()
061      {
062        try
063          {
064            return super.clone();
065          }
066        catch (CloneNotSupportedException e)
067          {
068            return null;
069          }
070      }
071    
072      /**
073       * Called when the kit is being removed from the JEditorPane.
074       */
075      public void deinstall(JEditorPane c)
076      {
077        // This default implementation does nothing.
078      }
079    
080      public void install(JEditorPane c)
081      {
082        // This default implementation does nothing.
083      }
084    
085      public abstract Caret createCaret();
086      public abstract Document createDefaultDocument();
087      public abstract Action[] getActions();
088      public abstract String getContentType();
089      public abstract ViewFactory getViewFactory();
090      public abstract void read(InputStream in, Document doc, int pos)
091        throws BadLocationException, IOException;
092      public abstract void read(Reader in, Document doc, int pos)
093        throws BadLocationException, IOException;
094      public abstract void write(OutputStream out, Document doc, int pos, int len)
095        throws BadLocationException, IOException;
096      public abstract void write(Writer out, Document doc, int pos, int len)
097        throws BadLocationException, IOException;
098    }