/*******************************************************************************
 * Copyright (c) 2001, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Jens Lukowski/Innoopract - initial renaming/restructuring
 *     
 *******************************************************************************/
package org.eclipse.wst.sse.ui.internal.provisional.extensions;


import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.ui.IEditorPart;

/**
 * Interface to provide convenient functions for editors that may not be
 * ITextEditors, but need to expose properties usually found in text editors
 */
public interface ISourceEditingTextTools {

	/**
	 * @return the document offset at which the Caret is located
	 */
	public int getCaretOffset();

	/**
	 * @return the IDocument being edited. If this editor supports multiple
	 *         documents, the document currently possessing the caret will be
	 *         returned.
	 */
	public IDocument getDocument();

	/**
	 * @return The IEditorPart instance for this editor that is known to the
	 *         workbench.
	 */
	public IEditorPart getEditorPart();

	/**
	 * @return The current selection within the editor. Implementors may
	 *         support other types of selection.
	 */
	public ITextSelection getSelection();
}