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/*******************************************************************************
 * Copyright (c) 2000, 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
 *******************************************************************************/

package org.eclipse.jface.text;

/**
 * A mark region target to support marked regions as found in emacs.
 *
 * @since 2.0
 */
public interface IMarkRegionTarget {

	/**
	 * Sets or clears a mark at the current cursor position.
	 *
	 * @param set sets the mark if true, clears otherwise.
	 */
	void setMarkAtCursor(boolean set);

	/**
	 * Swaps the mark and cursor position if the mark is in the visible region.
	 */
	void swapMarkAndCursor();
}