/*******************************************************************************
 * Copyright (c) 2001, 2005 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.core.internal.undo;


public interface CommandCursorPosition {

	/**
	 * Returns the cursor position to be set to after this command is redone.
	 * 
	 * @return int
	 */
	int getRedoCursorPosition();

	/**
	 * Returns the length of text to be selected after this command is redone.
	 * 
	 * @return int
	 */
	int getRedoSelectionLength();

	/**
	 * Returns the cursor position to be set to after this command is undone.
	 * 
	 * @return int
	 */
	int getUndoCursorPosition();

	/**
	 * Returns the length of text to be selected after this command is undone.
	 * 
	 * @return int
	 */
	int getUndoSelectionLength();

	/**
	 * Sets the cursor position to be used after this command is redone.
	 */
	void setRedoCursorPosition(int cursorPosition);

	/**
	 * Sets the length of text to be selected after this command is redone.
	 */
	void setRedoSelectionLength(int selectionLength);

	/**
	 * Sets the cursor position to be used after this command is undone.
	 */
	void setUndoCursorPosition(int cursorPosition);

	/**
	 * Sets the length of text to be selected after this command is undone.
	 */
	void setUndoSelectionLength(int selectionLength);
}