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/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
package org.eclipse.compare.contentmergeviewer;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.IDocument;
/**
* Defines a subrange in a document.
* <p>
* It is used by text viewers that can work on a subrange of a document. For example,
* a text viewer for Java compilation units might use this to restrict the view
* to a single method.
* </p>
* <p>
* Clients may implement this interface.
* </p>
*
* @see TextMergeViewer
* @see org.eclipse.compare.structuremergeviewer.DocumentRangeNode
*/
public interface IDocumentRange {
public static final String RANGE_CATEGORY= "DocumentRangeCategory";
/**
* Returns the underlying document.
*
* @return the underlying document
*/
IDocument getDocument();
/**
* Returns a position that specifies a subrange in the underlying document,
* or <code>null</code> if this document range spans the whole underlying document.
*
* @return a position that specifies a subrange in the underlying document, or <code>null</code>
*/
Position getRange();
}
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