import org.bouncycastle.util.encoders.Base64;
/** Singleton class that provides all functionality in the xwt.* namespace */
-public final class XWT extends JSCallable {
+public final class XWT extends JS {
public final Res rr;
public XWT(Res rr) { this.rr = rr; }
/** lets us put multi-level get/put/call keys all in the same method */
- private class Sub extends JSCallable {
+ private class Sub extends JS {
String key;
Sub(String key) { this.key = key; }
public String toString() { return "XWTSUB " + key; }
case "string": return xwtString;
case "date": return METHOD;
case "origin": return Main.origin;
- case "box": return new BoxTree();
+ case "box": return new Box();
case "log": return new Sub("log");
case "ui": return new Sub("ui");
case "thread": return new Sub("thread");
+ case "font": return new Sub("font");
+ case "font.sansserif": return Main.builtin.get("fonts/vera/Vera.ttf");
+ case "font.monospace": return Main.builtin.get("fonts/vera/VeraMono.ttf");
+ case "font.serif": return Main.builtin.get("fonts/vera/VeraSe.ttf");
case "ui.key": return new Sub("ui.key");
case "ui.key.alt": return Surface.alt ? Boolean.TRUE : Boolean.FALSE;
case "ui.key.control": return Surface.control ? Boolean.TRUE : Boolean.FALSE;
if (Surface.button1 && !Surface.button2 && !Surface.button3) return new Integer(1);
else if (!Surface.button1 && Surface.button2 && !Surface.button3) return new Integer(2);
else if (!Surface.button1 && !Surface.button2 && Surface.button3) return new Integer(3);
- else return new Integer(0);
+ else return ZERO;
case "undocumented": return new Sub("undocumented");
case "undocumented.internal": return new Sub("undocumented.internal");
case "thread.yield": return METHOD;
case "stream.parse.xml": return METHOD;
case "stream.parse.utf8": return METHOD;
//#end
- return null;
+ return rr.get(name);
}
public void put(Object name, final Object value) {
//#switch(name)
case "thread":
- Scheduler.add(new Scheduler.Task() { public void perform() { JSContext.invokePauseable((JSFunction)value); } });
+ Scheduler.add(new Scheduler.Task() {
+ public void perform() {
+ try {
+ JS.invokePauseable((JSFunction)value);
+ } catch (JS.PausedException pe) {
+ // okay; wait for ourselves to be re-enqueued
+ }
+ }
+ });
case "ui.clipboard": Platform.setClipBoard((String)value);
case "ui.frame": Platform.createSurface((Box)value, true, true);
case "ui.window": Platform.createSurface((Box)value, false, true);
//#end
}
- public Object callMethod(Object name, Object a, Object b, Object c, Object[] rest, int nargs) throws JS.Exn {
- if (name.equals("date")) {
- JSArray args = new JSArray();
- for(int i=0; i<nargs; i++) args.addElement(i==0?a:i==1?b:i==2?c:rest[i-3]);
- return new org.xwt.js.JSDate(args);
- }
+ public Object callMethod(Object name, Object a, Object b, Object c, Object[] rest, int nargs) throws JSExn {
+ if (name.equals("date")) return new JSDate(a, b, c, rest, nargs);
else if (nargs == 0 && name.equals("thread.yield")) { sleep(0); return null; }
else if (nargs == 2) {
//#switch(name)
return a;
//#end
} else if (nargs == 3 && name.equals("soap")) {
- if (name.equals("soap")) {
+ if (name.equals("soap"))
return new SOAP((String)a, "", (String)b, (String)c);
- } else if (name.equals("graft")) {
- if (a instanceof Box) throw new JS.Exn("can't graft onto Boxes (yet)");
- if (a instanceof Number) throw new JS.Exn("can't graft onto Numbers (yet)");
- if (a instanceof String) throw new JS.Exn("can't graft onto Strings (yet)");
- if (a instanceof Res) return new Res.Graft((Res)a, b, c);
- return new JS.Graft((JS)a, b, c);
- }
+
} else if (nargs == 1) {
//#switch(name)
case "ui.browser": Platform.newBrowserWindow((String)a); return null;
case "res.unzip": return new Res.Zip((Res)a);
case "res.uncab": return new Res.Cab((Res)a);
case "res.cache": try { return new Res.CachedRes((Res)a, "resources", true); }
- catch (Res.NotCacheableException e) { throw new JS.Exn("this resource cannot be cached"); }
+ catch (Res.NotCacheableException e) { throw new JSExn("this resource cannot be cached"); }
case "res.url":
String url = (String)a;
if (url.startsWith("http://")) return new Res.HTTP(url);
else if (url.startsWith("https://")) return new Res.HTTP(url);
else if (url.startsWith("data:")) return new Res.ByteArray(Base64.decode(url.substring(5)), null);
else if (url.startsWith("utf8:")) return new Res.ByteArray(url.substring(5).getBytes(), null);
- throw new JS.Exn("invalid resource specifier " + url);
+ throw new JSExn("invalid resource specifier " + url);
case "thread.sleep": sleep(JS.toInt(a)); return null;
case "log.println": Log.logJS(this, a== null ? "**null**" : a.toString()); return null;
case "log.dump": Log.recursiveLog("","",a); return null;
}
public static void sleep(final int i) {
- final Callback callback = JSContext.pause();
- final long currentTime = System.currentTimeMillis();
- new Thread() {
- public void run() {
- try { Thread.sleep(i); } catch (InterruptedException e) { }
- Scheduler.add(new Scheduler.Task() { public void perform() { callback.call(null); } });
- }
- }.start();
+ try {
+ final JS.UnpauseCallback callback = JS.pause();
+ final long currentTime = System.currentTimeMillis();
+ new Thread() {
+ public void run() {
+ try { Thread.sleep(i); } catch (InterruptedException e) { }
+ Scheduler.add(new Scheduler.Task() {
+ public void perform() {
+ try {
+ callback.unpause(null);
+ } catch (JS.PausedException pe) {
+ // okay
+ }
+ }
+ });
+ }
+ }.start();
+ } catch (JS.NotPauseableException npe) {
+ throw new JSExn("you cannot sleep or yield in the foreground thread");
+ }
}
public static final JSMath xwtMath = new JSMath() {
- private JS gs = new JSScope.Global(null);
+ private JS gs = new JSScope.Global();
public String toString() { return "XWTMATH"; }
public Object get(Object key) {
//#switch(key)
};
public static final JS xwtString = new JS() {
- private JS gs = new JSScope.Global(null);
+ private JS gs = new JSScope.Global();
public void put(Object key, Object val) { }
public Object get(Object key) {
//#switch(key)
}
}
public void whitespace(char[] ch, int start, int length) {}
- public JS doParse(InputStream is) throws JS.Exn {
+ public JS doParse(InputStream is) throws JSExn {
try {
BufferedReader r = new BufferedReader(new InputStreamReader(is));
parse(r);
} catch (XML.XMLException e) {
- throw new JS.Exn("error parsing XML: " + e.toString());
+ throw new JSExn("error parsing XML: " + e.toString());
} catch (IOException e) {
if (Log.on) Log.log(this, "IO Exception while reading from file");
if (Log.on) Log.log(this, e);
- throw new JS.Exn("error reading from Resource");
+ throw new JSExn("error reading from Resource");
}
return obStack.size() >= 1 ? (JS)obStack.elementAt(0) : null;
}