package com.hfkj.jsframe.layout;

import java.awt.Component;
import java.awt.LayoutManager2;

/**
 * An extended version of <code>java.awt.LayoutManager2</code> that adds
 * some getter actions to it.
 * 
 * @version 1.0 01/05/09
 * @author Jason (MSN:www.jason0086.com@hotmail.com)
 */
public interface JsLayoutManager extends LayoutManager2 {
	
    /**
     * Returns the component from the layout, 
     * which is associated with the string specified by constraints.
     * @param constraints the location of the component in this layout
     * @return the component assiciated with the given constraints
     */
	public Component getLayoutComponent(Object constraints);
	
	/**
	 * Returns the constraints, 
	 * which associated with the given component.
	 * @param component the component laid in this layout
	 * @return the constraints indicating the location the given component in this layout
	 */
	public Object getConstraints(Component component);

}