Showing the changes to java/pkg/sun/applet/AppletViewerPanel.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 1995, 2005, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.applet; | ||
| 27 | |||
| 28 | import java.util.*; | ||
| 29 | import java.io.*; | ||
| 30 | import java.net.URL; | ||
| 31 | import java.net.MalformedURLException; | ||
| 32 | import java.awt.*; | ||
| 33 | import java.applet.*; | ||
| 34 | import sun.tools.jar.*; | ||
| 35 | |||
| 36 | |||
| 37 | /** | ||
| 38 | * Sample applet panel class. The panel manages and manipulates the | ||
| 39 | * applet as it is being loaded. It forks a seperate thread in a new | ||
| 40 | * thread group to call the applet's init(), start(), stop(), and | ||
| 41 | * destroy() methods. | ||
| 42 | * | ||
| 43 | * @author Arthur van Hoff | ||
| 44 | */ | ||
| 45 | class AppletViewerPanel extends AppletPanel { | ||
| 46 | |||
| 47 | /* Are we debugging? */ | ||
| 48 | static boolean debug = false; | ||
| 49 | |||
| 50 | /** | ||
| 51 | * The document url. | ||
| 52 | */ | ||
| 53 | URL documentURL; | ||
| 54 | |||
| 55 | /** | ||
| 56 | * The base url. | ||
| 57 | */ | ||
| 58 | URL baseURL; | ||
| 59 | |||
| 60 | /** | ||
| 61 | * The attributes of the applet. | ||
| 62 | */ | ||
| 63 | Hashtable atts; | ||
| 64 | |||
| 65 | /* | ||
| 66 | * JDK 1.1 serialVersionUID | ||
| 67 | */ | ||
| 68 | private static final long serialVersionUID = 8890989370785545619L; | ||
| 69 | |||
| 70 | /** | ||
| 71 | * Construct an applet viewer and start the applet. | ||
| 72 | */ | ||
| 73 | AppletViewerPanel(URL documentURL, Hashtable atts) { | ||
| 74 | this.documentURL = documentURL; | ||
| 75 | this.atts = atts; | ||
| 76 | |||
| 77 | String att = getParameter("codebase"); | ||
| 78 | if (att != null) { | ||
| 79 | if (!att.endsWith("/")) { | ||
| 80 | att += "/"; | ||
| 81 | } | ||
| 82 | try { | ||
| 83 | baseURL = new URL(documentURL, att); | ||
| 84 | } catch (MalformedURLException e) { | ||
| 85 | } | ||
| 86 | } | ||
| 87 | if (baseURL == null) { | ||
| 88 | String file = documentURL.getFile(); | ||
| 89 | int i = file.lastIndexOf('/'); | ||
| 90 | if (i >= 0 && i < file.length() - 1) { | ||
| 91 | try { | ||
| 92 | baseURL = new URL(documentURL, file.substring(0, i + 1)); | ||
| 93 | } catch (MalformedURLException e) { | ||
| 94 | } | ||
| 95 | } | ||
| 96 | } | ||
| 97 | |||
| 98 | // when all is said & done, baseURL shouldn't be null | ||
| 99 | if (baseURL == null) | ||
| 100 | baseURL = documentURL; | ||
| 101 | |||
| 102 | |||
| 103 | } | ||
| 104 | |||
| 105 | /** | ||
| 106 | * Get an applet parameter. | ||
| 107 | */ | ||
| 108 | public String getParameter(String name) { | ||
| 109 | return (String)atts.get(name.toLowerCase()); | ||
| 110 | } | ||
| 111 | |||
| 112 | /** | ||
| 113 | * Get the document url. | ||
| 114 | */ | ||
| 115 | public URL getDocumentBase() { | ||
| 116 | return documentURL; | ||
| 117 | |||
| 118 | } | ||
| 119 | |||
| 120 | /** | ||
| 121 | * Get the base url. | ||
| 122 | */ | ||
| 123 | public URL getCodeBase() { | ||
| 124 | return baseURL; | ||
| 125 | } | ||
| 126 | |||
| 127 | /** | ||
| 128 | * Get the width. | ||
| 129 | */ | ||
| 130 | public int getWidth() { | ||
| 131 | String w = getParameter("width"); | ||
| 132 | if (w != null) { | ||
| 133 | return Integer.valueOf(w).intValue(); | ||
| 134 | } | ||
| 135 | return 0; | ||
| 136 | } | ||
| 137 | |||
| 138 | |||
| 139 | /** | ||
| 140 | * Get the height. | ||
| 141 | */ | ||
| 142 | public int getHeight() { | ||
| 143 | String h = getParameter("height"); | ||
| 144 | if (h != null) { | ||
| 145 | return Integer.valueOf(h).intValue(); | ||
| 146 | } | ||
| 147 | return 0; | ||
| 148 | } | ||
| 149 | |||
| 150 | /** | ||
| 151 | * Get initial_focus | ||
| 152 | */ | ||
| 153 | public boolean hasInitialFocus() | ||
| 154 | { | ||
| 155 | |||
| 156 | // 6234219: Do not set initial focus on an applet | ||
| 157 | // during startup if applet is targeted for | ||
| 158 | // JDK 1.1/1.2. [stanley.ho] | ||
| 159 | if (isJDK11Applet() || isJDK12Applet()) | ||
| 160 | return false; | ||
| 161 | |||
| 162 | String initialFocus = getParameter("initial_focus"); | ||
| 163 | |||
| 164 | if (initialFocus != null) | ||
| 165 | { | ||
| 166 | if (initialFocus.toLowerCase().equals("false")) | ||
| 167 | return false; | ||
| 168 | } | ||
| 169 | |||
| 170 | return true; | ||
| 171 | } | ||
| 172 | |||
| 173 | /** | ||
| 174 | * Get the code parameter | ||
| 175 | */ | ||
| 176 | public String getCode() { | ||
| 177 | return getParameter("code"); | ||
| 178 | } | ||
| 179 | |||
| 180 | |||
| 181 | /** | ||
| 182 | * Return the list of jar files if specified. | ||
| 183 | * Otherwise return null. | ||
| 184 | */ | ||
| 185 | public String getJarFiles() { | ||
| 186 | return getParameter("archive"); | ||
| 187 | } | ||
| 188 | |||
| 189 | /** | ||
| 190 | * Return the value of the object param | ||
| 191 | */ | ||
| 192 | public String getSerializedObject() { | ||
| 193 | return getParameter("object");// another name? | ||
| 194 | } | ||
| 195 | |||
| 196 | |||
| 197 | /** | ||
| 198 | * Get the applet context. For now this is | ||
| 199 | * also implemented by the AppletPanel class. | ||
| 200 | */ | ||
| 201 | public AppletContext getAppletContext() { | ||
| 202 | return (AppletContext)getParent(); | ||
| 203 | } | ||
| 204 | |||
| 205 | static void debug(String s) { | ||
| 206 | if(debug) | ||
| 207 | System.err.println("AppletViewerPanel:::" + s); | ||
| 208 | } | ||
| 209 | |||
| 210 | static void debug(String s, Throwable t) { | ||
| 211 | if(debug) { | ||
| 212 | t.printStackTrace(); | ||
| 213 | debug(s); | ||
| 214 | } | ||
| 215 | } | ||
| 216 | } | ||