layoutmanager.java

《移动Agent技术》一书的所有章节源代码。

/*
 * @(#)LayoutManager.java	1.14 96/11/23
 * 
 * Copyright (c) 1995, 1996 Sun Microsystems, Inc. All Rights Reserved.
 * 
 * This software is the confidential and proprietary information of Sun
 * Microsystems, Inc. ("Confidential Information").  You shall not
 * disclose such Confidential Information and shall use it only in
 * accordance with the terms of the license agreement you entered into
 * with Sun.
 * 
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
 * SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
 * THIS SOFTWARE OR ITS DERIVATIVES.
 * 
 * CopyrightVersion 1.1_beta
 * 
 */
package java.awt;

/** 
 * Defines the interface for classes that know how to layout Containers.
 *
 * @see Container
 *
 * @version	1.14, 11/23/96
 * @author 	Sami Shaio
 * @author 	Arthur van Hoff
 */
public interface LayoutManager {
    /**
     * Adds the specified component with the specified name to
     * the layout.
     * @param name the component name
     * @param comp the component to be added
     */
    void addLayoutComponent(String name, Component comp);

    /**
     * Removes the specified component from the layout.
     * @param comp the component ot be removed
     */
    void removeLayoutComponent(Component comp);

    /**
     * Calculates the preferred size dimensions for the specified 
     * panel given the components in the specified parent container.
     * @param parent the component to be laid out
     *  
     * @see #minimumLayoutSize
     */
    Dimension preferredLayoutSize(Container parent);

    /** 
     * Calculates the minimum size dimensions for the specified 
     * panel given the components in the specified parent container.
     * @param parent the component to be laid out
     * @see #preferredLayoutSize
     */
    Dimension minimumLayoutSize(Container parent);

    /** 
     * Lays out the container in the specified panel.
     * @param parent the component which needs to be laid out 
     */
    void layoutContainer(Container parent);
}