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/**********************************************************************
Copyright (c) 2000, 2003 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
Contributors:
IBM Corporation - Initial implementation
**********************************************************************/
package org.eclipse.jface.text;
/**
* Specification of changes applied to documents.
* All changes are represented as replace commands, i.e.
* specifying a document range whose text gets replaced with different text.
* In addition to this information, the event also contains the changed document.
*
* @see IDocument
*/
public class DocumentEvent {
/** The changed document */
public IDocument fDocument;
/** The document offset */
public int fOffset;
/** Length of the replaced document text */
public int fLength;
/** Text inserted into the document */
public String fText;
/**
* Creates a new document event.
*
* @param doc the changed document
* @param offset the offset of the replaced text
* @param length the length of the replaced text
* @param text the substitution text
*/
public DocumentEvent(IDocument doc, int offset, int length, String text) {
Assert.isNotNull(doc);
Assert.isTrue(offset >= 0);
Assert.isTrue(length >= 0);
fDocument= doc;
fOffset= offset;
fLength= length;
fText= text;
}
/**
* Creates a new uninitialized document event.
*/
public DocumentEvent() {
}
/**
* Returns the changed document.
*
* @return the changed document
*/
public IDocument getDocument() {
return fDocument;
}
/**
* Returns the offset of the change
*
* @return the offset of the change
*/
public int getOffset() {
return fOffset;
}
/**
* Returns the length of the replaced text.
*
* @return the length of the replaced text
*/
public int getLength() {
return fLength;
}
/**
* Returns the text that has been inserted.
*
* @return the text that has been inserted
*/
public String getText() {
return fText;
}
}
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