X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Forg%2Fxwt%2FPlatform.java;h=00b00d2c8ea07bbc1bacbabd8cf9cca0e5e58d9e;hb=0b0673bbc7f06c5d5418d5ab7ad5961a464e2de0;hp=8efe59aa9efe7b9c4d1c088e0bdba12717b4143b;hpb=027607da259f292060d80e0ed90d2b0e896acd86;p=org.ibex.core.git
diff --git a/src/org/xwt/Platform.java b/src/org/xwt/Platform.java
index 8efe59a..00b00d2 100644
--- a/src/org/xwt/Platform.java
+++ b/src/org/xwt/Platform.java
@@ -1,4 +1,4 @@
-// Copyright 2002 Adam Megacz, see the COPYING file for licensing [GPL]
+// Copyright 2003 Adam Megacz, see the COPYING file for licensing [GPL]
package org.xwt;
import java.lang.reflect.*;
@@ -34,7 +34,10 @@ public class Platform {
static boolean alreadyDetectedProxy = false;
/** the result of proxy autodetection */
- static HTTP.ProxyInfo cachedProxyInfo = null;
+ static org.xwt.HTTP.Proxy cachedProxyInfo = null;
+
+ /** the current build */
+ public static String build = "unknown";
// VM Detection Logic /////////////////////////////////////////////////////////////////////
@@ -46,43 +49,58 @@ public class Platform {
// 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("Darwin")) platform_class = "Darwin";
+ else 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.startsWith("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 (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");
}
}
@@ -95,179 +113,117 @@ public class Platform {
/** 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 owner; we need to associate DoubleBuffers to surfaces
+ /** creates and returns a doublebuffer 'belonging' to owner; we need to associate PixelBuffers to surfaces
* due to AWT 1.1 requirements (definately for Navigator, possibly also for MSJVM).
*/
- protected DoubleBuffer _createDoubleBuffer(int w, int h, Surface owner) { return null; }
+ public static PixelBuffer createPixelBuffer(int w, int h, Surface s) { return platform._createPixelBuffer(w, h, s); }
+ protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return null; }
- /** creates and returns a new surface */
- protected Surface _createSurface(Box b, boolean framed) { return null; }
-
- /** 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);
- }
-
/** creates and returns a picture */
- protected Picture _createPicture(int[] b, int w, int h) { return null; }
+ public static Picture createPicture(int[] data, int w, int h) { return platform._createPicture(data, w, h); }
+ public static Picture createAlphaOnlyPicture(byte[] data, int w, int h) { return platform._createAlphaOnlyPicture(data, w, h); }
+ protected Picture _createPicture(int[] b, int w, int h) { return null; }
+ protected Picture _createAlphaOnlyPicture(byte[] b, int w, int h) {
+ int[] b2 = new int[b.length];
+ for(int i=0;iowner */
- public static DoubleBuffer createDoubleBuffer(int w, int h, Surface s) { return platform._createDoubleBuffer(w, h, s); }
-
- /** creates and returns a picture */
- public static Picture createPicture(int[] data, int w, int h) { return platform._createPicture(data, w, h); }
-
- /** creates and returns a picture */
- public static Picture createPicture(ImageDecoder i) { return platform._createPicture(i.getData(), i.getWidth(), i.getHeight()); }
+ /** 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); }
+ 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;
+ }
- /** returns true iff the platform has a case-sensitive filesystem */
- public static boolean isCaseSensitive() { return platform._isCaseSensitive(); }
+ /** convert a JPEG into an Image */
+ public static synchronized Picture decodeJPEG(InputStream is, String name) { return platform._decodeJPEG(is, name); }
+ protected Picture _decodeJPEG(InputStream is, String name) { return null; }
- /** 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();
+ /** 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; }
+ public static String fileDialog(String suggestedFileName, boolean write) throws org.xwt.js.JS.Exn {
+ return platform._fileDialog(suggestedFileName, write);
+ }
+ /** default implementation is Eric Albert's BrowserLauncher.java */
+ protected void _newBrowserWindow(String url) {
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();
+ Class c = Class.forName("edu.stanford.ejalbert.BrowserLauncher");
+ Method m = c.getMethod("openURL", new Class[] { String.class });
+ m.invoke(null, new String[] { url });
+ } catch (Exception e) {
+ Log.log(this, e);
}
}
@@ -277,19 +233,21 @@ public class Platform {
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);
}
- /** quits XWT */
- public static void exit() {
- Log.log(Platform.class, "exiting via Platform.exit()");
- platform._exit();
- }
-
- /** the human-readable name of the key mapped to XWT's 'alt' key */
- public static String altKeyName() { return platform._altKeyName(); }
-
/** used to notify the user of very serious failures; usually used when logging is not working or unavailable */
public static void criticalAbort(String message) {
if (Log.on) Log.log(Platform.class, "Critical Abort:");
@@ -298,110 +256,46 @@ public class Platform {
}
/** this method invokes the platform _createSurface() method and then enforces a few post-call invariants */
+ protected Surface _createSurface(Box b, boolean framed) { return null; }
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);
-
- Object titlebar = b.get("titlebar", null, true);
- if (titlebar != null) ret.setTitleBarText(titlebar.toString());
-
- Object icon = b.get("icon", null, true);
- if (icon != null && !"".equals(icon)) {
- Picture pic = Box.getPicture(icon.toString());
- if (pic != null) ret.setIcon(pic);
- else if (Log.on) Log.log(Platform.class, "unable to load icon " + icon);
- }
+ ret.setInvisible(false);
- ret.setLimits(b.dmin(0), b.dmin(1), b.dmax(0), b.dmax(1));
+ ret.setLimits(b.minwidth, b.minheight, b.maxwidth, b.maxheight);
if (refreshable) {
- Surface.refreshableSurfaceWasCreated = true;
Surface.allSurfaces.addElement(ret);
- ret.dirty(0, 0, ret.width, ret.height);
+ ret.dirty(0, 0, b.width, b.height);
ret.Refresh();
}
return ret;
}
/** detects proxy settings */
- public static synchronized HTTP.ProxyInfo detectProxy() {
+ protected synchronized org.xwt.HTTP.Proxy _detectProxy() { return null; }
+ public static synchronized org.xwt.HTTP.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 = org.xwt.HTTP.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;
}
- // Helpful font parsing stuff //////////////////////////////////////////////////////
-
- public static class ParsedFont {
- public ParsedFont() { }
- public ParsedFont(String s) { parse(s); }
- public int size = 10;
- public String name = "";
-
- public boolean italic = false;
- public boolean bold = false;
- public boolean underline = false;
- public boolean dotted_underline = false;
-
- private static int stoi(Object o) {
- if (o == null) return 0;
- if (o instanceof Integer) return ((Integer)o).intValue();
-
- String s = o.toString();
- try { return Integer.parseInt(s.indexOf('.') == -1 ? s : s.substring(0, s.indexOf('.'))); }
- catch (NumberFormatException e) { return 0; }
- }
-
- public void parse(String font) {
- int i = 0;
- while(i < font.length() && !Character.isDigit(font.charAt(i)) && font.charAt(i) != '*') i++;
- name = font.substring(0, i).toLowerCase().replace('_', ' ');
- size = 10;
- italic = false;
- bold = false;
- underline = false;
- dotted_underline = false;
- if (i != font.length()) {
- if (font.charAt(i) == '*') {
- size = 0;
- i++;
- } else {
- int j = i;
- while (j < font.length() && Character.isDigit(font.charAt(j))) j++;
- if (i != j) size = stoi(font.substring(i, j));
- i = j;
- }
- while(i < font.length()) {
- switch (font.charAt(i)) {
- case 'b': bold = true; break;
- case 'i': italic = true; break;
- case 'd': dotted_underline = true; break;
- case 'u': underline = true; break;
- }
- i++;
- }
- }
- }
-
- }
-
+ /** returns a Scheduler instance; used to implement platform-specific schedulers */
+ protected Scheduler _getScheduler() { return new Scheduler(); }
+ public static Scheduler getScheduler() { return platform._getScheduler(); }
+
+ public static void running() { platform._running(); }
+ public void _running() { new Semaphore().block(); }
}