| /* |
| * Copyright (c) 1995, 2006, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package java.applet; |
| |
| import java.net.URL; |
| |
| /** |
| * When an applet is first created, an applet stub is attached to it |
| * using the applet's <code>setStub</code> method. This stub |
| * serves as the interface between the applet and the browser |
| * environment or applet viewer environment in which the application |
| * is running. |
| * |
| * @author Arthur van Hoff |
| * @see java.applet.Applet#setStub(java.applet.AppletStub) |
| * @since JDK1.0 |
| */ |
| public interface AppletStub { |
| /** |
| * Determines if the applet is active. An applet is active just |
| * before its <code>start</code> method is called. It becomes |
| * inactive just before its <code>stop</code> method is called. |
| * |
| * @return <code>true</code> if the applet is active; |
| * <code>false</code> otherwise. |
| */ |
| boolean isActive(); |
| |
| |
| /** |
| * Gets the URL of the document in which the applet is embedded. |
| * For example, suppose an applet is contained |
| * within the document: |
| * <blockquote><pre> |
| * http://java.sun.com/products/jdk/1.2/index.html |
| * </pre></blockquote> |
| * The document base is: |
| * <blockquote><pre> |
| * http://java.sun.com/products/jdk/1.2/index.html |
| * </pre></blockquote> |
| * |
| * @return the {@link java.net.URL} of the document that contains the |
| * applet. |
| * @see java.applet.AppletStub#getCodeBase() |
| */ |
| URL getDocumentBase(); |
| |
| /** |
| * Gets the base URL. This is the URL of the directory which contains the applet. |
| * |
| * @return the base {@link java.net.URL} of |
| * the directory which contains the applet. |
| * @see java.applet.AppletStub#getDocumentBase() |
| */ |
| URL getCodeBase(); |
| |
| /** |
| * Returns the value of the named parameter in the HTML tag. For |
| * example, if an applet is specified as |
| * <blockquote><pre> |
| * <applet code="Clock" width=50 height=50> |
| * <param name=Color value="blue"> |
| * </applet> |
| * </pre></blockquote> |
| * <p> |
| * then a call to <code>getParameter("Color")</code> returns the |
| * value <code>"blue"</code>. |
| * |
| * @param name a parameter name. |
| * @return the value of the named parameter, |
| * or <tt>null</tt> if not set. |
| */ |
| String getParameter(String name); |
| |
| /** |
| * Returns the applet's context. |
| * |
| * @return the applet's context. |
| */ |
| AppletContext getAppletContext(); |
| |
| /** |
| * Called when the applet wants to be resized. |
| * |
| * @param width the new requested width for the applet. |
| * @param height the new requested height for the applet. |
| */ |
| void appletResize(int width, int height); |
| } |