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/jEdit/tags/jedit-4-3-pre5/org/gjt/sp/jedit/buffer/BufferChangeAdapter.java

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Java | 126 lines | 17 code | 9 blank | 100 comment | 0 complexity | 51bf81591bc0b070178a0d1ff8e8e503 MD5 | raw file
  1/*
  2 * BufferChangeListener.java - Buffer listener adapter
  3 * :tabSize=8:indentSize=8:noTabs=false:
  4 * :folding=explicit:collapseFolds=1:
  5 *
  6 * Copyright (C) 2001, 2003 Slava Pestov
  7 *
  8 * This program is free software; you can redistribute it and/or
  9 * modify it under the terms of the GNU General Public License
 10 * as published by the Free Software Foundation; either version 2
 11 * of the License, or any later version.
 12 *
 13 * This program is distributed in the hope that it will be useful,
 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16 * GNU General Public License for more details.
 17 *
 18 * You should have received a copy of the GNU General Public License
 19 * along with this program; if not, write to the Free Software
 20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 21 */
 22
 23package org.gjt.sp.jedit.buffer;
 24
 25import org.gjt.sp.jedit.Buffer;
 26
 27/**
 28 * An adapter you can subclass to avoid having to implement all the methods
 29 * of the {@link BufferChangeListener} interface.
 30 * @author Slava Pestov
 31 * @version $Id: BufferChangeAdapter.java 5147 2004-11-08 04:01:22Z spestov $
 32 * @since jEdit 4.0pre1
 33 */
 34public abstract class BufferChangeAdapter implements BufferChangeListener
 35{
 36	//{{{ foldLevelChanged() method
 37	/**
 38	 * Called when line fold levels change.
 39	 * @param buffer The buffer in question
 40	 * @param start The start line number
 41	 * @param end The end line number
 42	 * @since jEdit 4.0pre1
 43	 */
 44	public void foldLevelChanged(Buffer buffer, int start, int end)
 45	{
 46	} //}}}
 47
 48	//{{{ contentInserted() method
 49	/**
 50	 * Called when text is inserted into the buffer.
 51	 * @param buffer The buffer in question
 52	 * @param startLine The first line
 53	 * @param offset The start offset, from the beginning of the buffer
 54	 * @param numLines The number of lines inserted
 55	 * @param length The number of characters inserted
 56	 * @since jEdit 4.0pre1
 57	 */
 58	public void contentInserted(Buffer buffer, int startLine, int offset,
 59		int numLines, int length) {}
 60	//}}}
 61
 62	//{{{ preContentRemoved() method
 63	/**
 64	 * Called when text is about to be removed from the buffer, but is
 65	 * still present.
 66	 * @param buffer The buffer in question
 67	 * @param startLine The first line
 68	 * @param offset The start offset, from the beginning of the buffer
 69	 * @param numLines The number of lines to be removed
 70	 * @param length The number of characters to be removed
 71	 * @since jEdit 4.2pre1
 72	 */
 73	public void preContentRemoved(Buffer buffer, int startLine, int offset,
 74		int numLines, int length) {}
 75	//}}}
 76
 77	//{{{ contentRemoved() method
 78	/**
 79	 * Called when text is removed from the buffer.
 80	 * @param buffer The buffer in question
 81	 * @param startLine The first line
 82	 * @param offset The start offset, from the beginning of the buffer
 83	 * @param numLines The number of lines removed
 84	 * @param length The number of characters removed
 85	 * @since jEdit 4.0pre1
 86	 */
 87	public void contentRemoved(Buffer buffer, int startLine, int offset,
 88		int numLines, int length) {}
 89	//}}}
 90
 91	//{{{ transactionComplete() method
 92	/**
 93	 * Called after an undo or compound edit has finished. The text area
 94	 * uses this event to queue up and collapse cleanup operations so they
 95	 * are only run once during a long transaction (such as a "Replace All"
 96	 * operation.)
 97	 *
 98	 * @param buffer The buffer in question
 99	 * @since jEdit 4.0pre6
100	 */
101	public void transactionComplete(Buffer buffer) {}
102	//}}}
103
104	//{{{ foldHandlerChanged() method
105	/**
106	 * Called to notify the text area that folds need to be collapsed if
107	 * the "collapseFolds" property is set. This method is called after the
108	 * buffer has been loaded, and also if the user changes the fold
109	 * handler.
110	 *
111	 * @param buffer The buffer in question
112	 * @since jEdit 4.2pre2
113	 */
114	public void foldHandlerChanged(Buffer buffer) {}
115	//}}}
116
117	//{{{ foldHandlerChanged() method
118	/**
119	 * Called to notify the text area that the buffer has been reloaded.
120	 *
121	 * @param buffer The buffer in question
122	 * @since jEdit 4.3pre1
123	 */
124	public void bufferLoaded(Buffer buffer) {}
125	//}}}
126}