static boolean alreadyDetectedProxy = false;
/** the result of proxy autodetection */
- static HTTP.ProxyInfo cachedProxyInfo = null;
+ static Proxy cachedProxyInfo = null;
+
+ /** the current build */
+ public static String build = "unknown";
// VM Detection Logic /////////////////////////////////////////////////////////////////////
// reflection.
static {
- System.out.println("Detecting JVM...");
+ System.err.println("Detecting JVM...");
try {
String vendor = System.getProperty("java.vendor", "");
String version = System.getProperty("java.version", "");
String os_name = System.getProperty("os.name", "");
+ String os_version = System.getProperty("os.version", "");
String platform_class = null;
//if (os_name.startsWith("Mac OS X")) platform_class = "MacOSX";
if (vendor.startsWith("Free Software Foundation")) {
if (os_name.startsWith("Window")) platform_class = "Win32";
- else platform_class = "POSIX";
+ else platform_class = "X11";
} else if (version.startsWith("1.1") && vendor.startsWith("Netscape")) platform_class = "Netscape";
else if (version.startsWith("1.1") && vendor.startsWith("Microsoft")) platform_class = "Microsoft";
- else if (version.startsWith("1.4")) platform_class = "Java14";
- else if (!version.startsWith("1.0") && !version.startsWith("1.1")) platform_class = "Java12";
+ else if (!version.startsWith("1.0") && !version.startsWith("1.1")) platform_class = "Java2";
+
+ // Disable 2d hardware acceleration on Jaguar
+ if (os_name.equals("Mac OS X") && os_version.equals("10.2"))
+ System.setProperty("com.apple.hwaccel", "false");
if (platform_class != null) {
platform = (Platform)Class.forName("org.xwt.plat." + platform_class).newInstance();
platform.init();
}
+ try {
+ build = (String)Class.forName("org.xwt.Build").getField("build").get(null);
+ } catch (ClassNotFoundException cnfe) {
+ } catch (Exception e) {
+ if (Log.on) Log.log(Platform.class, "exception while detecting build:");
+ if (Log.on) Log.log(Platform.class, e);
+ }
+ if (Log.on) Log.log(Platform.class, "XWT build: " + build);
+
if (Log.on) Log.log(Platform.class, "XWT VM detection: vendor = " + vendor);
if (Log.on) Log.log(Platform.class, " version = " + version);
- if (Log.on) Log.log(Platform.class, " os = " + os_name);
+ if (Log.on) Log.log(Platform.class, " os = " + os_name + " [version " + os_version + "]");
+ if (Log.on && Main.applet != null) Log.log(Platform.class, " browser = " + Main.applet.getParameter("browser"));
if (platform_class == null) {
if (Log.on) Log.log(Platform.class, "Unable to detect JVM");
- System.exit(-1);
+ new Platform().criticalAbort("Unable to detect JVM");
}
if (Log.on) Log.log(Platform.class, " platform = " + platform.getDescriptiveName());
if (Log.on) Log.log(Platform.class, " class = " + platform.getClass().getName());
+ platform.postInit();
} catch (Exception e) {
if (Log.on) Log.log(Platform.class, "Exception while trying to detect JVM");
if (Log.on) Log.log(Platform.class, e);
- System.exit(-1);
+ new Platform().criticalAbort("Unable to detect JVM");
}
}
/** this initializes the platform; code in here can invoke methods on Platform since Platform.platform has already been set */
protected void init() { }
+ protected void postInit() { }
/** creates and returns a doublebuffer 'belonging' to <tt>owner</tt>; we need to associate DoubleBuffers to surfaces
* due to AWT 1.1 requirements (definately for Navigator, possibly also for MSJVM).
/** creates a socket object */
protected Socket _getSocket(String host, int port, boolean ssl, boolean negotiate) throws IOException {
- return ssl ? new TinySSL(host, port, negotiate) : new Socket(java.net.InetAddress.getByName(host), port);
+ Socket ret = ssl ? new TinySSL(host, port, negotiate) : new Socket(java.net.InetAddress.getByName(host), port);
+ ret.setTcpNoDelay(true);
+ return ret;
}
/** creates and returns a picture */
}
/** quits XWT */
- protected void _exit() { System.exit(0); }
+ protected void _exit() {
+ if (Main.applet == null) {
+ System.exit(0);
+ } else {
+ // just block ourselves forever
+ // FIXME
+ new Semaphore().block();
+ }
+ }
/** used to notify the user of very serious failures; usually used when logging is not working or unavailable */
- protected void _criticalAbort(String message) { System.exit(-1); }
+ protected void _criticalAbort(String message) { _exit(); }
/** used to notify the user of very serious failures; usually used when logging is not working or unavailable */
protected String _getDefaultFont() { return "sansserif10"; }
}
/** Returns null if XWT should always use direct connection; otherwise returns a ProxyInfo object with proxy settings */
- protected synchronized HTTP.ProxyInfo _detectProxy() { return null; }
+ protected synchronized Proxy _detectProxy() { return null; }
- /** displays a platform-specific "open file" dialog and returns the chosen filename */
+ /** displays a platform-specific "open file" dialog and returns the chosen filename, or null if the user hit cancel */
protected String _fileDialog(String suggestedFileName, boolean write) { return null; }
/** returns true iff the platform has a case-sensitive filesystem */
protected boolean _isCaseSensitive() { return true; }
+ /** returns an InputStream to the builtin xwar */
+ protected InputStream _getBuiltinInputStream() {
+ return Platform.class.getClassLoader().getResourceAsStream("org/xwt/builtin.xwar");
+ }
+
+ /** returns the value of the environment variable key, or null if no such key exists */
+ protected String _getEnv(String key) {
+ try {
+ String os = System.getProperty("os.name").toLowerCase();
+ Process p;
+ if (os.indexOf("windows 9") != -1 || os.indexOf("windows me") != -1) {
+ // hack -- jdk1.2/1.3 on Win32 pop open an ugly DOS box; 1.4 does not
+ if (platform.getClass().getName().endsWith("Java12")) return null;
+ p = Runtime.getRuntime().exec("command.com /c set");
+ } else if (os.indexOf("windows") > -1) {
+ // hack -- jdk1.2/1.3 on Win32 pop open an ugly DOS box; 1.4 does not
+ if (platform.getClass().getName().endsWith("Java12")) return null;
+ p = Runtime.getRuntime().exec("cmd.exe /c set");
+ } else {
+ p = Runtime.getRuntime().exec("env");
+ }
+ BufferedReader br = new BufferedReader(new InputStreamReader(p.getInputStream()));
+ String s;
+ while ((s = br.readLine()) != null)
+ if (s.startsWith(key + "="))
+ return s.substring(key.length() + 1);
+ } catch (Exception e) {
+ if (Log.on) Log.log(this, "Exception while reading from environment:");
+ if (Log.on) Log.log(this, e);
+ }
+ return null;
+ }
+
+ /** convert a JPEG into an Image */
+ protected ImageDecoder _decodeJPEG(InputStream is, String name) { return null; }
+
// Static methods -- thunk to the instance /////////////////////////////////////////////////////////////////////////
/** creates and returns a picture */
public static Picture createPicture(int[] data, int w, int h) { return platform._createPicture(data, w, h); }
+ /** returns an InputStream to the builtin xwar */
+ public static InputStream getBuiltinInputStream() { return platform._getBuiltinInputStream(); }
+
/** creates and returns a picture */
public static Picture createPicture(ImageDecoder i) { return platform._createPicture(i.getData(), i.getWidth(), i.getHeight()); }
/** returns true iff the platform has a case-sensitive filesystem */
public static boolean isCaseSensitive() { return platform._isCaseSensitive(); }
- /** displays a platform-specific "open file" dialog and returns the chosen filename */
- public static String fileDialog(String suggestedFileName, boolean write) {
- // put ourselves in the background
- Thread thread = Thread.currentThread();
- if (!(thread instanceof ThreadMessage)) {
- if (Log.on) Log.log(Platform.class, "xwt.openFile may only be called from background threads");
- return null;
- }
- ThreadMessage mythread = (ThreadMessage)thread;
- mythread.setPriority(Thread.MIN_PRIORITY);
- mythread.done.release();
+ /** returns the value of the environment variable key, or null if no such key exists */
+ public static String getEnv(String key) { return platform._getEnv(key); }
+ /** displays a platform-specific "open file" dialog and returns the chosen filename, or null if the user hit cancel */
+ public static String fileDialog(String suggestedFileName, boolean write) {
+ if (!ThreadMessage.suspendThread()) return null;
try {
return platform._fileDialog(suggestedFileName, write);
} finally {
- // okay, let ourselves be brought to the foreground
- MessageQueue.add(mythread);
- mythread.setPriority(Thread.NORM_PRIORITY);
- mythread.go.block();
+ ThreadMessage.resumeThread();
}
}
if (Log.on) Log.log(Platform.class, "xwt.newBrowserWindow() only supports http and https urls");
return;
}
+
+ // check the URL for well-formedness, as a defense against buffer overflow attacks
+ try {
+ String u = url;
+ if (u.startsWith("https")) u = "http" + u.substring(5);
+ new URL(u);
+ } catch (MalformedURLException e) {
+ if (Log.on) Log.log(Platform.class, "URL " + url + " is not well-formed");
+ if (Log.on) Log.log(Platform.class, e);
+ }
+
if (Log.on) Log.log(Platform.class, "newBrowserWindow, url = " + url);
platform._newBrowserWindow(url);
}
public static Surface createSurface(Box b, boolean framed, boolean refreshable) {
Surface ret = platform._createSurface(b, framed);
ret.setInvisible(b.invisible);
- b.set(Box.size, 0, ret.width);
- b.set(Box.size, 1, ret.height);
+ b.set(Box.size, 0, b.size(0) < Surface.scarPicture.getWidth() ? Surface.scarPicture.getWidth() : b.size(0));
+ b.set(Box.size, 1, b.size(1) < Surface.scarPicture.getHeight() ? Surface.scarPicture.getHeight() : b.size(1));
Object titlebar = b.get("titlebar", null, true);
if (titlebar != null) ret.setTitleBarText(titlebar.toString());
}
/** detects proxy settings */
- public static synchronized HTTP.ProxyInfo detectProxy() {
+ public static synchronized Proxy detectProxy() {
if (cachedProxyInfo != null) return cachedProxyInfo;
if (alreadyDetectedProxy) return null;
alreadyDetectedProxy = true;
- if (Log.on) Log.log(Platform.class, "attempting xwt-proxy DNS proxy detection");
- cachedProxyInfo = HTTP.ProxyInfo.detectProxyViaManual();
+ if (Log.on) Log.log(Platform.class, "attempting environment-variable DNS proxy detection");
+ cachedProxyInfo = Proxy.detectProxyViaManual();
if (cachedProxyInfo != null) return cachedProxyInfo;
if (Log.on) Log.log(Platform.class, "attempting " + platform.getClass().getName() + " proxy detection");
cachedProxyInfo = platform._detectProxy();
if (cachedProxyInfo != null) return cachedProxyInfo;
- if (Log.on) Log.log(Platform.class, "attempting WPAD proxy detection");
- cachedProxyInfo = HTTP.ProxyInfo.detectProxyViaWPAD();
- if (cachedProxyInfo != null) return cachedProxyInfo;
-
return cachedProxyInfo;
}
+ public static synchronized ImageDecoder decodeJPEG(InputStream is, String name) {
+ return platform._decodeJPEG(is, name);
+ }
+
// Helpful font parsing stuff //////////////////////////////////////////////////////
public static class ParsedFont {