/[classpath]/classpath/java/applet/AppletStub.java
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revision 1.4 by mark, Tue Jan 22 22:26:58 2002 UTC revision 1.5 by ericb, Mon Mar 18 22:40:25 2002 UTC
# Line 1  Line 1 
1  /* AppletStub.java -- Low level interface to the browser.  /* AppletStub.java -- low level interface to the browser
2     Copyright (C) 1999 Free Software Foundation, Inc.     Copyright (C) 1999, 2002 Free Software Foundation, Inc.
3    
4  This file is part of GNU Classpath.  This file is part of GNU Classpath.
5    
6  GNU Classpath is free software; you can redistribute it and/or modify  GNU Classpath is free software; you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation; either version 2, or (at your option)  the Free Software Foundation; either version 2, or (at your option)
9  any later version.  any later version.
10    
11  GNU Classpath is distributed in the hope that it will be useful, but  GNU Classpath is distributed in the hope that it will be useful, but
12  WITHOUT ANY WARRANTY; without even the implied warranty of  WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  General Public License for more details.  General Public License for more details.
15    
16  You should have received a copy of the GNU General Public License  You should have received a copy of the GNU General Public License
17  along with GNU Classpath; see the file COPYING.  If not, write to the  along with GNU Classpath; see the file COPYING.  If not, write to the
18  Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19  02111-1307 USA.  02111-1307 USA.
20    
21  Linking this library statically or dynamically with other modules is  Linking this library statically or dynamically with other modules is
22  making a combined work based on this library.  Thus, the terms and  making a combined work based on this library.  Thus, the terms and
23  conditions of the GNU General Public License cover the whole  conditions of the GNU General Public License cover the whole
# Line 40  package java.applet; Line 40  package java.applet;
40  import java.net.URL;  import java.net.URL;
41    
42  /**  /**
43    * This interface is the low level interface between the applet and the   * This interface is the low level interface between the applet and the
44    * browser.   * browser.
45    *   *
46    * @author Aaron M. Renn (arenn@urbanophile.com)   * @author Aaron M. Renn (arenn@urbanophile.com)
47    */   * @see Applet#setStub(AppletStub)
48     * @since 1.0
49     * @status updated to 1.4
50     */
51  public interface AppletStub  public interface AppletStub
52  {  {
53    /**    /**
54      * Returns the URL of the document this applet is embedded in.     * Tests whether or not this applet is currently active. An applet is active
55      *     * just before the browser invokes start(), and becomes inactive just
56      * @return The URL of the document this applet is embedded in.     * before the browser invokes stop().
57      */     *
58       * @return <code>true</code> if this applet is active
59       */
60      boolean isActive();
61    
62      /**
63       * Returns the basename URL of the document this applet is embedded in. This
64       * is everything up to the final '/'.
65       *
66       * @return the URL of the document this applet is embedded in
67       * @see #getCodeBase()
68       */
69    URL getDocumentBase();    URL getDocumentBase();
70    
71    /**    /**
72      * Returns the URL of the code base for this applet.     * Returns the URL of the code base for this applet.
73      *     *
74      * @return The URL of the code base for this applet.     * @return the URL of the code base for this applet
75      */     */
76    URL getCodeBase();    URL getCodeBase();
77    
78    /**    /**
79      * Returns the value of the specified parameter that was specified in     * Returns the value of the specified parameter that was specified in
80      * the &lt;APPLET&gt; tag for this applet.     * the <code>&lt;APPLET&gt;</code> tag for this applet.
81      *     *
82      * @param name The parameter name.     * @param name the parameter name
83      *     * @return the parameter value, or null if the parameter does not exist
84      * @param value The parameter value, or <code>null</code> if the parameter     * @throws NullPointerException if name is null
85      * does not exist.     */
     */  
86    String getParameter(String name);    String getParameter(String name);
87    
88    /**    /**
89      * Returns the applet context for this applet.     * Returns the applet context for this applet.
90      *     *
91      * @return The applet context for this applet.     * @return the applet context for this applet
92      */     */
93    AppletContext getAppletContext();    AppletContext getAppletContext();
94    
95    /**    /**
96      * Tests whether or not this applet is currently active.     * Requests that the applet window for this applet be resized.
97      *     *
98      * @return <code>true</code> if this applet is active, <code>false</code>     * @param width the new width in pixels
99      * otherwise.     * @param height the new height in pixels
100      */     */
   boolean isActive();  
   
   /**  
     * Requests that the applet window for this applet be resized.  
     *  
     * @param width The new width in pixels.  
     * @param height The new height in pixels.  
     */  
101    void appletResize(int width, int height);    void appletResize(int width, int height);
   
102  } // interface AppletStub  } // interface AppletStub
   

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