X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Forg%2Fxwt%2FXWT.java;h=e5c443f9aba8bbceec769f8592f1c4a3ba263a5f;hb=16c24a73c1c1b2955db0bbbaf5a940215329bca1;hp=25a05a314af093db566c5f2bd1be6c4d40924027;hpb=ef61babe77a94eba181c95a52c0069a612276dff;p=org.ibex.core.git diff --git a/src/org/xwt/XWT.java b/src/org/xwt/XWT.java index 25a05a3..e5c443f 100644 --- a/src/org/xwt/XWT.java +++ b/src/org/xwt/XWT.java @@ -1,4 +1,4 @@ -// Copyright 2003 Adam Megacz, see the COPYING file for licensing [GPL] +// Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL] package org.xwt; import java.io.*; @@ -11,15 +11,27 @@ import org.xwt.translators.*; 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 Res rr; - public XWT(Res rr) { this.rr = rr; } + // FIXME remove this + private final JS rr; + public XWT(Stream rr) { this.rr = bless(rr); } - private Cache subCache = new Cache(20); - private Sub getSub(String s) { - Sub ret = (Sub)subCache.get(s); - if (ret == null) subCache.put(s, ret = new Sub(s)); + public JS resolveString(String str, boolean permitAbsolute) throws JSExn { + if (str.indexOf("://") != -1) { + if (permitAbsolute) return (Stream)url2res(str); + throw new JSExn("absolute URL " + str + " not permitted here"); + } + // root-relative + //JS ret = (JS)getAndTriggerTraps(""); + //FIXME + JS ret = rr; + while(str.indexOf('.') != -1) { + String path = str.substring(0, str.indexOf('.')); + str = str.substring(str.indexOf('.') + 1); + ret = (JS)ret.get(path); + } + ret = (JS)ret.get(str); return ret; } @@ -27,13 +39,8 @@ public final class XWT extends JS { 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); } @@ -41,6 +48,12 @@ public final class XWT extends JS { return XWT.this.callMethod(this.key + "." + method, a0, a1, a2, rest, nargs); } } + private Cache subCache = new Cache(20); + private Sub getSub(String s) { + Sub ret = (Sub)subCache.get(s); + if (ret == null) subCache.put(s, ret = new Sub(s)); + return ret; + } public Object get(Object name) throws JSExn { if (name instanceof String && ((String)name).length() == 0) return rr; @@ -48,17 +61,15 @@ public final class XWT extends JS { 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 "font": return getSub("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": return getSub("ui"); + case "ui.font": return getSub("ui.font"); + case "ui.font.sansserif": return Main.builtin.get("fonts/vera/Vera.ttf"); + case "ui.font.monospace": return Main.builtin.get("fonts/vera/VeraMono.ttf"); + case "ui.font.serif": return Main.builtin.get("fonts/vera/VeraSe.ttf"); case "ui.browser": return METHOD; case "ui.mouse": return getSub("ui.mouse"); case "ui.mouse.button": @@ -67,23 +78,25 @@ public final class XWT extends JS { 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 "undocumented.initialTemplate": return Main.initialTemplate; 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; @@ -92,9 +105,10 @@ public final class XWT extends JS { case "stream.parse.html": return METHOD; case "stream.parse.xml": return METHOD; case "stream.parse.utf8": return METHOD; - case "rpc": return getSub("rpc"); - case "rpc.xml": return METHOD; - case "rpc.soap": return METHOD; + case "net": return getSub("net"); + case "net.rpc": return getSub("net.rpc"); + case "net.rpc.xml": return METHOD; + case "net.rpc.soap": return METHOD; case "log": return getSub("log"); case "log.debug": return METHOD; case "log.info": return METHOD; @@ -111,15 +125,15 @@ public final class XWT extends JS { 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": Platform.createSurface((Box)value, true, true); 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; + HTTP.Proxy.Authorization.waitingForUser.release(); + return; //#end - throw new JSExn("attempted to put unknown property: xwt."+name); } @@ -127,14 +141,12 @@ public final class XWT extends JS { 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 Res) return new Res.Graft((Res)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); + // FIXME support object dumping + case "log.debug": JS.debug(a== null ? "**null**" : a.toString()); return null; + case "log.info": JS.info(a== null ? "**null**" : a.toString()); return null; + case "log.warn": JS.warn(a== null ? "**null**" : a.toString()); return null; + case "log.error": JS.error(a== null ? "**null**" : a.toString()); return null; //#end switch (nargs) { @@ -145,58 +157,59 @@ public final class XWT extends JS { 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((Res)a); - case "stream.unzip": return new Res.Zip((Res)a); - case "stream.uncab": return new Res.Cab((Res)a); - case "stream.cache": try { return new Res.CachedRes((Res)a, "resources", true); } - catch (Res.NotCacheableException e) { throw new JSExn("this resource cannot be cached"); } - case "stream.url": return url2res((String)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": { + 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": Log.logJS(this, a== null ? "**null**" : a.toString()); return null; - case "log.info": Log.logJS(this, a== null ? "**null**" : a.toString()); return null; - case "log.warn": Log.logJS(this, a== null ? "**null**" : a.toString()); return null; - case "log.error": Log.logJS(this, a== null ? "**null**" : a.toString()); return null; case "regexp": return new JSRegexp(a, null); - case "rpc.xml": return new XMLRPC((String)a, ""); + case "net.rpc.xml": return new XMLRPC((String)a, ""); case "crypto.rsa": /* FEATURE */ 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; + // FIXME backgrounding + case "stream.parse.utf8": try { return new String(InputStreamToByteArray.convert(Stream.getInputStream(a))); } + catch (Exception e) { Log.warn(this, e); } //#end break; case 2: //#switch(name) - case "stream.watch": return new Res.ProgressWatcher((Res)a, (JSFunction)b); - case "apply": - if (b instanceof Res) Template.getTemplate((Res)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; } } catch (RuntimeException e) { // FIXME: maybe JSExn should take a second argument, Exception - Log.info(this, "xwt."+name+"() threw: "+e); + Log.warn(this, "xwt."+name+"() threw: " + e); throw new JSExn("invalid argument for xwt object method "+name+"()"); } throw new JSExn("invalid number of arguments for xwt object method "+name+"()"); } - public Res url2res(String url) throws JSExn { - 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); + public Stream url2res(String url) throws JSExn { + 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); else throw new JSExn("invalid resource specifier " + url); // FIXME support file:// via dialog boxes } @@ -205,6 +218,7 @@ public final class XWT extends JS { try { final JS.UnpauseCallback callback = JS.pause(); final long currentTime = System.currentTimeMillis(); + // FEATURE use a single sleeper thread new Thread() { public void run() { try { Thread.sleep(i); } catch (InterruptedException e) { } Scheduler.add(callback); @@ -216,7 +230,6 @@ public final class XWT extends JS { public static final JSMath xwtMath = new JSMath() { private JS gs = new JSScope.Global(); - public String toString() { return "XWTMATH"; } public Object get(Object key) throws JSExn { //#switch(key) case "isNaN": return gs.get("isNaN"); @@ -248,53 +261,40 @@ public final class XWT extends JS { }; private class XMLHelper extends XML { - Vector obStack = new Vector(); - public XMLHelper() { super(BUFFER_SIZE); } - 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); - } catch (JSExn jse) { - throw new Error("this should never happen"); - } + private class Wrapper extends XML.Exn { public JSExn wrapee; public Wrapper(JSExn jse) { super(""); wrapee = jse; } } + private JS characters, whitespace, endElement, startElement; + public XMLHelper(JS b) throws JSExn { + super(BUFFER_SIZE); + startElement = (JS)b.getAndTriggerTraps("startElement"); + endElement = (JS)b.getAndTriggerTraps("endElement"); + characters = (JS)b.getAndTriggerTraps("characters"); + whitespace = (JS)b.getAndTriggerTraps("whitespace"); } - 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); - } catch (JSExn jse) { - throw new Error("this should never happen"); - } - } - 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); - } - } catch (JSExn jse) { - throw new Error("this should never happen"); - } - } - public void whitespace(char[] ch, int start, int length) {} - public JS doParse(InputStream is) throws JSExn { + + public void startElement(XML.Element c) throws XML.Exn { try { + JS attrs = new JS(); + // FIXME attribute URIs? add an additional hash? + for(int i=0; i= 1 ? (JS)obStack.elementAt(0) : null; } } + + // FEATURE: move this into builtin.xwar + 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 static Blessing getBlessing(Object o) { + if (!(o instanceof JS)) return null; + JS js = (JS)o; + while (js instanceof JS.Clone && !(js instanceof Blessing)) js = ((JS.Clone)js).getClonee(); + if (!(js instanceof Blessing)) return null; + return (Blessing)js; + } + public InputStream getImage() throws JSExn { + try { + InputStream in = Stream.getInputStream(this); + if (in != null) return in; + } catch (IOException e) { /* DELIBERATE */ } + String[] exts = new String[] { ".png", ".jpeg", ".gif" }; + for (int i=0; i < exts.length; i++) + try { + InputStream in = Stream.getInputStream(parent.get(parentkey + exts[i])); + if (in != null) return in; + } catch (IOException f) { /* DELIBERATE */ } + return null; + } + public JSScope getStatic() { + try { + // FIXME background? + if (t == null) t = Template.buildTemplate(Stream.getInputStream(parent.get(parentkey + ".xwt")), xwt); + return t.staticScope; + } catch (Exception e) { + Log.error(this, e); + return null; + } + } + public Object call(Object a, Object b, Object c, Object[] rest, int nargs) throws JSExn { + // GROSS hack + if (nargs == 9999) return t; + if (nargs != 1) throw new JSExn("FIXME can only call with one arg"); + getStatic(); + t.apply((Box)a); + return a; + } + } + }