+// FIXME
// Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
package org.xwt;
import org.bouncycastle.util.encoders.Base64;
/** Singleton class that provides all functionality in the xwt.* namespace */
-public final class XWT extends JS {
+public final class XWT extends JS.Cloneable {
- public final Stream rr;
- public XWT(Stream rr) { this.rr = rr; }
+ private final JS rr;
+ public XWT(Stream rr) { this.rr = bless(rr); }
private Cache subCache = new Cache(20);
private Sub getSub(String s) {
private class Sub extends JS {
String key;
Sub(String key) { this.key = key; }
- public String toString() { return "XWTSUB " + key; }
public void put(Object key, Object val) throws JSExn { XWT.this.put(this.key + "." + key, val); }
public Object get(Object key) throws JSExn { return XWT.this.get(this.key + "." + key); }
- public boolean coerceToBoolean() {
- if (key.equals("ui.key.alt")) return Surface.alt ? true : false;
- return super.coerceToBoolean();
- }
public Object call(Object a0, Object a1, Object a2, Object[] rest, int nargs) throws JSExn {
return XWT.this.callMethod(this.key, a0, a1, a2, rest, nargs);
}
case "math": return xwtMath;
case "string": return xwtString;
case "date": return METHOD;
- case "origin": return Main.origin; // FIXME not in ref
case "box": return new Box();
case "apply": return METHOD;
case "graft": return METHOD;
case "clone": return METHOD;
+ case "bless": return METHOD;
case "regexp": return METHOD;
case "ui.font": return getSub("ui.font");
case "ui.font.sansserif": return Main.builtin.get("fonts/vera/Vera.ttf");
else if (!Surface.button1 && !Surface.button2 && Surface.button3) return N(3);
else return ZERO;
case "ui.key": return getSub("ui.key");
- case "ui.key.alt": return getSub("ui.key.alt");
- case "ui.key.alt.name": return Platform.altKeyName();
+ case "ui.key.name": return getSub("ui.key.name");
+ case "ui.key.name.alt": return Platform.altKeyName();
+ case "ui.key.alt": return Surface.alt ? T : F;
case "ui.key.control": return Surface.control ? T : F;
case "ui.key.shift": return Surface.shift ? T : F;
case "ui.clipboard": return Platform.getClipBoard();
- case "ui.maxdim": return new Integer(Short.MAX_VALUE);
+ case "ui.maxdim": return N(Short.MAX_VALUE);
case "ui.screen": return getSub("ui.screen");
- case "ui.screen.width": return new Integer(Platform.getScreenWidth());
- case "ui.screen.height": return new Integer(Platform.getScreenHeight());
+ case "ui.screen.width": return N(Platform.getScreenWidth());
+ case "ui.screen.height": return N(Platform.getScreenHeight());
case "undocumented": return getSub("undocumented");
- case "undocumented.internal": return getSub("undocumented.internal");
+ case "undocumented.initialOrigin": return Main.origin;
case "thread": return getSub("thread");
case "thread.yield": return METHOD;
case "thread.sleep": return METHOD;
case "stream": return getSub("stream");
- case "stream.home": return url2res("file:" + System.getProperty("user.home"));
- case "stream.temp": return url2res("file:" + System.getProperty("java.io.tempdir"));
+ case "stream.homedir": return url2res("file:" + System.getProperty("user.home"));
+ case "stream.tempdir": return url2res("file:" + System.getProperty("java.io.tempdir"));
case "stream.watch": return METHOD;
case "stream.unzip": return METHOD;
case "stream.uncab": return METHOD;
public void put(Object name, final Object value) throws JSExn {
//#switch(name)
- case "thread": Scheduler.add((JSFunction)value); return;
+ case "thread": Scheduler.add((Scheduler.Task)value); return;
case "ui.clipboard": Platform.setClipBoard((String)value); return;
case "ui.frame":
Box b = (Box)value;
if(b.get("titlebar") != null) s.setTitleBarText(JS.toString(b.get("titlebar")));
return;
case "ui.window": Platform.createSurface((Box)value, false, true); return;
- case "undocumented.internal.proxyAuthorization":
+ case "undocumented.proxyAuthorization":
HTTP.Proxy.Authorization.authorization = value.toString();
HTTP.Proxy.Authorization.waitingForUser.release(); return;
//#end
try {
//#switch(name)
case "date": return new JSDate(a, b, c, rest, nargs);
- case "rpc.soap": return new SOAP((String)a, "", (String)b, (String)c);
- case "graft":
- if (a instanceof Box) throw new JSExn("can't graft onto Boxes");
- if (a instanceof String) throw new JSExn("can't graft onto Strings");
- if (a instanceof Number) throw new JSExn("can't graft onto Numbers");
- if (a instanceof Stream) return new Stream.Graft((Stream)a, b, c);
- // FEATURE: grafting onto JS
- throw new JSExn("cannot graft onto "+a.getClass());
+ case "net.rpc.soap": return new SOAP((String)a, "", (String)b, (String)c);
//#end
switch (nargs) {
break;
case 1:
//#switch(name)
+ case "clone":
+ if (!(a instanceof JS.Cloneable)) throw new JSExn("cannot clone a " + a.getClass().getName());
+ return ((JS.Cloneable)a).jsclone();
+ case "bless": return bless((JS)a);
case "ui.browser": Platform.newBrowserWindow((String)a); return null;
- case "clone": return new XWT((Stream)a);
case "stream.unzip": return new Stream.Zip((Stream)a);
case "stream.uncab": return new Stream.Cab((Stream)a);
case "stream.cache": try { return new Stream.CachedStream((Stream)a, "resources", true); }
catch (Stream.NotCacheableException e) { throw new JSExn("this resource cannot be cached"); }
- case "stream.url": return url2res((String)a);
+ case "stream.url": {
+ String url = (String)a;
+ if (url.startsWith("http://")) return new Stream.HTTP(url);
+ else if (url.startsWith("https://")) return new Stream.HTTP(url);
+ else if (url.startsWith("data:")) return new Stream.ByteArray(Base64.decode(url.substring(5)), null);
+ else if (url.startsWith("utf8:")) return new Stream.ByteArray(url.substring(5).getBytes(), null);
+ throw new JSExn("invalid resource specifier " + url);
+ }
case "thread.sleep": sleep(JS.toInt(a)); return null;
case "log.debug": JS.log(this, a== null ? "**null**" : a.toString()); return null;
case "log.info": JS.log(this, a== null ? "**null**" : a.toString()); return null;
case "crypto.md5": /* FEATURE */ return null;
case "crypto.sha1": /* FEATURE */ return null;
case "crypto.rc4": /* FEATURE */ return null;
- case "stream.parse.html": /* FIXME */ return null;
- case "stream.parse.xml": /* FIXME -- SAX NOT DOM!! */ return null;
- case "stream.parse.utf8": /* FIXME */ return null;
+ case "stream.parse.html": throw new JSExn("not implemented yet"); //return null;
+ case "stream.parse.xml": new XMLHelper((JS)b).doParse((JS)a); return null;
+ case "stream.parse.utf8":
+ //return new String(InputStreamToByteArray.convert(((Stream)a).getInputStream()));
+ return null;
//#end
break;
case 2:
//#switch(name)
- case "stream.watch": return new Stream.ProgressWatcher((Stream)a, (JSFunction)b);
- case "apply":
- if (b instanceof Stream) Template.getTemplate((Stream)b).apply((Box)a, XWT.this);
- else {
- JS to = (JS)a, from = (JS)b; Object k;
- for (Enumeration e = from.keys(); e.hasMoreElements();) {
- k = e.nextElement(); to.put(k, from.get(k));
- }
- }
- return a;
+ case "stream.watch": return new Stream.ProgressWatcher((Stream)a, (JS)b);
case "regexp": return new JSRegexp(a, b);
//#end
break;
};
private class XMLHelper extends XML {
- Vector obStack = new Vector();
- public XMLHelper() { super(BUFFER_SIZE); }
+ private JS characters, whitespace, endElement, startElement;
+ public XMLHelper(JS b) throws JSExn {
+ super(BUFFER_SIZE);
+ // FIXME: trigger traps?
+ startElement = (JS)b.get("startElement");
+ endElement = (JS)b.get("endElement");
+ characters = (JS)b.get("characters");
+ whitespace = (JS)b.get("whitespace");
+ }
+ private class XMLJSWrapper extends XML.Exn {
+ public JSExn wrapee; public XMLJSWrapper(JSExn jse) { super(""); wrapee = jse; } }
public void startElement(XML.Element c) throws XML.Exn {
try {
- JS o = new JS();
- o.put("$name", c.getLocalName());
- for(int i=0; i < c.getAttrLen(); i++) o.put(c.getAttrKey(i), c.getAttrVal(i));
- o.put("$numchildren", new Integer(0));
- obStack.addElement(o);
+ JS attrs = new JS();
+ for(int i=0; i<c.getAttrLen(); i++) attrs.put(c.getAttrKey(i), c.getAttrVal(i)); // FIXME attribute URIs?
+ startElement.call(c.getLocalName(), attrs, c.getUri(), null, 3);
} catch (JSExn jse) {
- throw new Error("this should never happen");
+ throw new XMLJSWrapper(jse);
}
}
public void endElement(XML.Element c) throws XML.Exn {
try {
- if (obStack.size() == 1) return;
- JS me = (JS)obStack.lastElement();
- obStack.setSize(obStack.size() - 1);
- JS parent = (JS)obStack.lastElement();
- int numchildren = ((Integer)parent.get("$numchildren")).intValue();
- parent.put("$numchildren", new Integer(numchildren + 1));
- parent.put(new Integer(numchildren), me);
+ endElement.call(c.getLocalName(), c.getUri(), null, null, 2);
} catch (JSExn jse) {
- throw new Error("this should never happen");
+ throw new XMLJSWrapper(jse);
}
}
public void characters(char[] ch, int start, int length) throws XML.Exn {
try {
- String s = new String(ch, start, length);
- JS parent = (JS)obStack.lastElement();
- int numchildren = ((Integer)parent.get("$numchildren")).intValue();
- Object lastChild = parent.get(new Integer(numchildren - 1));
- if (lastChild instanceof String) {
- parent.put(new Integer(numchildren - 1), lastChild + s);
- } else {
- parent.put("$numchildren", new Integer(numchildren + 1));
- parent.put(new Integer(numchildren), s);
- }
+ characters.call(new String(ch, start, length), null, null, null, 1);
} catch (JSExn jse) {
- throw new Error("this should never happen");
+ throw new XMLJSWrapper(jse);
}
}
- public void whitespace(char[] ch, int start, int length) {}
- public JS doParse(InputStream is) throws JSExn {
+ public void whitespace(char[] ch, int start, int length) throws XML.Exn {
+ try {
+ whitespace.call(new String(ch, start, length), null, null, null, 1);
+ } catch (JSExn jse) {
+ throw new XMLJSWrapper(jse);
+ }
+ }
+ public void doParse(JS s) throws JSExn {
try {
- BufferedReader r = new BufferedReader(new InputStreamReader(is));
- parse(r);
+ parse(new BufferedReader(new InputStreamReader(Stream.getInputStream(s))));
+ } catch (XMLJSWrapper e) {
+ throw e.wrapee;
} catch (XML.Exn e) {
throw new JSExn("error parsing XML: " + e.toString());
} catch (IOException e) {
if (Log.on) Log.info(this, e);
throw new JSExn("error reading from Resource");
}
- return obStack.size() >= 1 ? (JS)obStack.elementAt(0) : null;
}
}
+
+ public Blessing bless(JS b) { return new XWT.Blessing((JS.Cloneable)b, this, null, null); }
+ public static class Blessing extends JS.Clone {
+ private XWT xwt;
+ private Template t = null;
+ private Object parentkey = null;
+ private Blessing parent = null;
+ public Blessing(JS.Cloneable clonee, XWT xwt, Blessing parent, Object parentkey) {
+ super(clonee); this.xwt = xwt; this.parentkey = parentkey; this.parent = parent; }
+ public Object get(Object key) throws JSExn {
+ return key.equals("") ? ((Object)getStatic()) : (new Blessing((JS.Cloneable)clonee.get(key), xwt, this, key));
+ }
+ public InputStream getImage() throws JSExn {
+ InputStream in = null;
+ try {
+ in = Stream.getInputStream(this);
+ if (in != null) return in;
+ } catch (IOException e) { /* DELIBERATE */ in = null; }
+ String[] exts = new String[] { ".png", ".jpeg", ".gif" };
+ for (int i=0; i < exts.length && in == null; i++) {
+ try {
+ in = Stream.getInputStream(parent.get(parentkey + exts[i]));
+ if (in != null) return in;
+ } catch (IOException f) { in = null; }
+ }
+ return null;
+ }
+ public JSScope getStatic() throws JSExn {
+ try {
+ // FIXME background?
+ if (t == null) t = new Template(Stream.getInputStream(parent.get(parentkey + ".xwt")), xwt);
+ return t.getStatic();
+ } catch (Exception e) {
+ Log.error(this, e);
+ return null;
+ }
+ }
+ public Object call(Object a, Object b, Object c, Object[] rest, int nargs) throws JSExn {
+ if (nargs != 1) throw new JSExn("FIXME can only call with one arg");
+ getStatic();
+ t.apply((Box)a);
+ return a;
+ }
+ }
+
}
projects / org.ibex.core.git / blobdiff