2 // Getdown - application installer, patcher and launcher
3 // Copyright (C) 2004-2018 Getdown authors
4 // https://github.com/threerings/getdown/blob/master/LICENSE
6 package com.threerings.getdown.launcher;
9 import java.awt.Container;
10 import java.awt.EventQueue;
11 import java.awt.Image;
12 import java.awt.event.ActionEvent;
13 import java.awt.event.KeyEvent;
14 import java.awt.event.WindowAdapter;
15 import java.awt.event.WindowEvent;
16 import java.io.BufferedOutputStream;
18 import java.io.FileOutputStream;
19 import java.io.IOException;
20 import java.io.PrintStream;
21 import java.util.ArrayList;
22 import java.util.List;
24 import javax.swing.AbstractAction;
25 import javax.swing.JComponent;
26 import javax.swing.JFrame;
27 import javax.swing.KeyStroke;
28 import javax.swing.WindowConstants;
30 import com.samskivert.swing.util.SwingUtil;
31 import com.threerings.getdown.data.EnvConfig;
32 import com.threerings.getdown.data.SysProps;
33 import com.threerings.getdown.util.LaunchUtil;
34 import com.threerings.getdown.util.StringUtil;
35 import static com.threerings.getdown.Log.log;
38 * The main application entry point for Getdown.
40 public class GetdownApp
43 * The main entry point of the Getdown launcher application.
45 public static void main (String[] argv) {
48 } catch (Exception e) {
49 log.warning("main() failed.", e);
54 * Runs Getdown as an application, using the arguments supplie as {@code argv}.
55 * @return the {@code Getdown} instance that is running. {@link Getdown#start} will have been
57 * @throws Exception if anything goes wrong starting Getdown.
59 public static Getdown start (String[] argv) throws Exception {
60 List<EnvConfig.Note> notes = new ArrayList<>();
61 EnvConfig envc = EnvConfig.create(argv, notes);
63 if (!notes.isEmpty()) for (EnvConfig.Note n : notes) System.err.println(n.message);
64 else System.err.println("Usage: java -jar getdown.jar [app_dir] [app_id] [app args]");
68 // pipe our output into a file in the application directory
69 if (!SysProps.noLogRedir()) {
70 File logFile = new File(envc.appDir, "launcher.log");
72 PrintStream logOut = new PrintStream(
73 new BufferedOutputStream(new FileOutputStream(logFile)), true);
74 System.setOut(logOut);
75 System.setErr(logOut);
76 } catch (IOException ioe) {
77 log.warning("Unable to redirect output to '" + logFile + "': " + ioe);
81 // report any notes from reading our env config, and abort if necessary
82 boolean abort = false;
83 for (EnvConfig.Note note : notes) {
85 case INFO: log.info(note.message); break;
86 case WARN: log.warning(note.message); break;
87 case ERROR: log.error(note.message); abort = true; break;
90 if (abort) System.exit(-1);
92 // record a few things for posterity
93 log.info("------------------ VM Info ------------------");
94 log.info("-- OS Name: " + System.getProperty("os.name"));
95 log.info("-- OS Arch: " + System.getProperty("os.arch"));
96 log.info("-- OS Vers: " + System.getProperty("os.version"));
97 log.info("-- Java Vers: " + System.getProperty("java.version"));
98 log.info("-- Java Home: " + System.getProperty("java.home"));
99 log.info("-- User Name: " + System.getProperty("user.name"));
100 log.info("-- User Home: " + System.getProperty("user.home"));
101 log.info("-- Cur dir: " + System.getProperty("user.dir"));
102 log.info("-- JVL: " + System.getProperty("jvl"));
103 log.info("---------------------------------------------");
105 Getdown app = new Getdown(envc) {
107 protected Container createContainer () {
108 // create our user interface, and display it
109 if (_frame == null) {
110 _frame = new JFrame("");
111 _frame.addWindowListener(new WindowAdapter() {
113 public void windowClosing (WindowEvent evt) {
117 // handle close on ESC
118 String cancelId = "Cancel"; // $NON-NLS-1$
119 _frame.getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(
120 KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), cancelId);
121 _frame.getRootPane().getActionMap().put(cancelId, new AbstractAction() {
122 public void actionPerformed (ActionEvent e) {
126 // this cannot be called in configureContainer as it is only allowed before the
127 // frame has been displayed for the first time
128 _frame.setUndecorated(_ifc.hideDecorations);
129 _frame.setResizable(false);
131 _frame.getContentPane().removeAll();
133 _frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
134 return _frame.getContentPane();
138 protected void configureContainer () {
139 if (_frame == null) return;
141 _frame.setTitle(_ifc.name);
144 _frame.setBackground(new Color(_ifc.background, true));
145 } catch (Exception e) {
146 log.warning("Failed to set background", "bg", _ifc.background, e);
149 if (_ifc.iconImages != null) {
150 ArrayList<Image> icons = new ArrayList<>();
151 for (String path : _ifc.iconImages) {
152 Image img = loadImage(path);
154 log.warning("Error loading icon image", "path", path);
159 if (icons.isEmpty()) {
160 log.warning("Failed to load any icons", "iconImages", _ifc.iconImages);
162 _frame.setIconImages(icons);
168 protected void showContainer () {
169 if (_frame != null) {
171 SwingUtil.centerWindow(_frame);
172 _frame.setVisible(true);
177 protected void disposeContainer () {
178 if (_frame != null) {
185 protected void showDocument (String url) {
186 if (!StringUtil.couldBeValidUrl(url)) {
187 // command injection would be possible if we allowed e.g. spaces and double quotes
188 log.warning("Invalid document URL.", "url", url);
192 if (LaunchUtil.isWindows()) {
193 String osName = System.getProperty("os.name", "");
194 if (osName.indexOf("9") != -1 || osName.indexOf("Me") != -1) {
195 cmdarray = new String[] {
196 "command.com", "/c", "start", "\"" + url + "\"" };
198 cmdarray = new String[] {
199 "cmd.exe", "/c", "start", "\"\"", "\"" + url + "\"" };
201 } else if (LaunchUtil.isMacOS()) {
202 cmdarray = new String[] { "open", url };
203 } else { // Linux, Solaris, etc.
204 cmdarray = new String[] { "firefox", url };
207 Runtime.getRuntime().exec(cmdarray);
208 } catch (Exception e) {
209 log.warning("Failed to open browser.", "cmdarray", cmdarray, e);
214 protected void exit (int exitCode) {
215 // if we're running the app in the same JVM, don't call System.exit, but do
216 // make double sure that the download window is closed.
217 if (invokeDirect()) {
220 System.exit(exitCode);
225 protected void fail (String message) {
227 // super.fail causes the UI to be created (if needed) on the next UI tick, so we
228 // want to wait until that happens before we attempt to redecorate the window
229 EventQueue.invokeLater(new Runnable() {
232 // if the frame was set to be undecorated, make window decoration available
233 // to allow the user to close the window
234 if (_frame != null && _frame.isUndecorated()) {
236 Color bg = _frame.getBackground();
237 if (bg != null && bg.getAlpha() < 255) {
238 // decorated windows do not allow alpha backgrounds
239 _frame.setBackground(
240 new Color(bg.getRed(), bg.getGreen(), bg.getBlue()));
242 _frame.setUndecorated(false);
249 protected JFrame _frame;