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Guise™ Internet application framework.

There is a newer version: 0.5.3

/*
 * Copyright © 2005-2008 GlobalMentor, Inc. 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.guise.framework.model;

/**
 * An object that can be transitioned in a sequence.
 * @author Garret Wilson
 */
public interface SequenceTransitionable {

	/**
	 * Determines whether transition can occur to the given relative index.
	 * @param indexDelta The index relative to this position in the sequence to which transition will occur.
	 * @return true if transition can occur, else false if the transition should not occur.
	 */
	public boolean canTransition(final int indexDelta);

}