1 // Copyright 2003 Adam Megacz, see the COPYING file for licensing [GPL]
10 import org.xwt.translators.*;
11 import org.bouncycastle.util.encoders.Base64;
13 /** Singleton class that provides all functionality in the xwt.* namespace */
14 public final class XWT extends JSCallable {
17 public XWT(Res rr) { this.rr = rr; }
19 /** lets us put multi-level get/put/call keys all in the same method */
20 private class Sub extends JSCallable {
22 Sub(String key) { this.key = key; }
23 public void put(Object key, Object val) { XWT.this.put(this.key + "." + key, val); }
24 public Object get(Object key) { return XWT.this.get(this.key + "." + key); }
25 public Object call(Object method, JSArray args) { return XWT.this.call(method == null ? key : this.key + "." + method, args); }
28 public Object get(Object name) {
30 case "math": return xwtMath;
31 case "string": return xwtString;
32 case "date": return new JSDate();
33 case "origin": return Main.origin;
34 case "box": return new BoxTree();
35 case "log": return new Sub("log");
36 case "ui": return new Sub("ui");
37 case "thread": return new Sub("thread");
38 case "ui.key": return new Sub("ui.key");
39 case "ui.key.alt": return Surface.alt ? Boolean.TRUE : Boolean.FALSE;
40 case "ui.key.control": return Surface.control ? Boolean.TRUE : Boolean.FALSE;
41 case "ui.key.shift": return Surface.shift ? Boolean.TRUE : Boolean.FALSE;
42 case "ui.clipboard": return Platform.getClipBoard();
43 case "ui.maxdim": return new Integer(Short.MAX_VALUE);
44 case "ui.key.name": return new Sub("ui.key.name");
45 case "ui.key.name.alt": return Platform.altKeyName();
46 case "ui.screen": return new Sub("ui.screen");
47 case "ui.screen.width": return new Integer(Platform.getScreenWidth());
48 case "ui.screen.height": return new Integer(Platform.getScreenHeight());
49 case "fs.home": return System.getProperty("user.home");
50 case "fs.temp": return System.getProperty("java.io.tempdir");
51 case "ui.mouse": return new Sub("ui.mouse");
52 case "res": return new Sub("res");
53 case "ui.mouse.button":
54 if (Surface.button1 && !Surface.button2 && !Surface.button3) return new Integer(1);
55 else if (!Surface.button1 && Surface.button2 && !Surface.button3) return new Integer(2);
56 else if (!Surface.button1 && !Surface.button2 && Surface.button3) return new Integer(3);
57 else return new Integer(0);
58 case "undocumented": return new Sub("undocumented");
59 case "undocumented.internal": return new Sub("undocumented.internal");
64 public void put(Object name, final Object value) {
67 Scheduler.add(new Scheduler.Task() { public void perform() { JSContext.invokePauseable((JSFunction)value); } });
68 case "ui.clipboard": Platform.setClipBoard((String)value);
69 case "ui.frame": Platform.createSurface((Box)value, true, true);
70 case "ui.window": Platform.createSurface((Box)value, false, true);
71 case "undocumented.internal.proxyAuthorization":
72 HTTP.Proxy.Authorization.authorization = value.toString();
73 HTTP.Proxy.Authorization.waitingForUser.release();
77 public Object call(Object name, JSArray args) throws JS.Exn {
78 Object a = args.elementAt(0);
79 Object b = args.elementAt(1);
80 Object c = args.elementAt(2);
81 if (name.equals("date")) return new org.xwt.js.JSDate(args);
82 else if (args.length() == 0 && name.equals("thread.yield")) { sleep(0); return null; }
83 else if (args.length() == 2) {
85 case "res.watch": return new Res.ProgressWatcher((Res)a, (JSFunction)b);
86 case "soap": return new SOAP((String)args.elementAt(0), "", (String)args.elementAt(1), null);
88 Template.getTemplate((Res)args.elementAt(1)).apply((Box)args.elementAt(0), XWT.this);
89 return args.elementAt(0);
91 } else if (args.length() == 3 && name.equals("soap")) {
92 if (name.equals("soap")) {
93 return new SOAP((String)args.elementAt(0), "", (String)args.elementAt(1), (String)args.elementAt(2));
94 } else if (name.equals("graft")) {
95 if (a instanceof Box) throw new JS.Exn("can't graft onto Boxes (yet)");
96 if (a instanceof Number) throw new JS.Exn("can't graft onto Numbers (yet)");
97 if (a instanceof String) throw new JS.Exn("can't graft onto Strings (yet)");
98 if (a instanceof Res) return new Res.Graft((Res)a, b, c);
99 return new JS.Graft((JS)a, b, c);
101 } else if (args.length() == 1) {
103 case "ui.browser": Platform.newBrowserWindow((String)a); return null;
104 case "clone": return new XWT((Res)a);
105 case "res.unzip": return new Res.Zip((Res)a);
106 case "res.uncab": return new Res.Cab((Res)a);
107 case "res.cache": try { return new Res.CachedRes((Res)a, "resources", true); }
108 catch (Res.NotCacheableException e) { throw new JS.Exn("this resource cannot be cached"); }
109 case "res.url": return Res.fromString((String)a);
110 case "thread.sleep": sleep(JS.toInt(a)); return null;
111 case "log.println": Log.logJS(this, a== null ? "**null**" : a.toString()); return null;
112 case "log.dump": Log.recursiveLog("","",a); return null;
113 case "regexp": return new JSRegexp(a, null);
114 case "rpc.xml": return new XMLRPC((String)a, "");
115 case "rpc.soap": return new SOAP((String)a, "", null, null);
116 case "crypto.rsa": /* FEATURE */ break;
117 case "crypto.md5": /* FEATURE */ break;
118 case "crypto.sha1": /* FEATURE */ break;
119 case "crypto.rc4": /* FEATURE */ break;
120 case "stream.parse.html": /* FEATURE */ break;
121 case "stream.parse.xml": /* FEATURE */ break;
122 case "stream.parse.utf8": /* FEATURE */ break;
128 public static void sleep(final int i) {
129 final Callback callback = JSContext.pause();
130 final long currentTime = System.currentTimeMillis();
133 try { Thread.sleep(i); } catch (InterruptedException e) { }
134 Scheduler.add(new Scheduler.Task() { public void perform() { callback.call(null); } });
139 public static final JSMath xwtMath = new JSMath() {
140 private JS gs = new JSScope.Global(null);
141 public Object get(Object key) {
143 case "isNaN": return gs.get("isNaN");
144 case "isFinite": return gs.get("isFinite");
145 case "NaN": return gs.get("NaN");
146 case "Infinity": return gs.get("Infinity");
148 return super.get(key);
152 public static final JSObj xwtString = new JSObj() {
153 private JS gs = new JSScope.Global(null);
154 public void put(Object key, Object val) { }
155 public Object get(Object key) {
157 case "parseInt": return gs.get("parseInt");
158 case "parseFloat": return gs.get("parseFloat");
159 case "decodeURI": return gs.get("decodeURI");
160 case "decodeURIComponent": return gs.get("decodeURIComponent");
161 case "encodeURI": return gs.get("encodeURI");
162 case "encodeURIComponent": return gs.get("encodeURIComponent");
163 case "escape": return gs.get("escape");
164 case "unescape": return gs.get("unescape");
165 case "fromCharCode": return gs.get("stringFromCharCode");
167 return super.get(key);
171 private class XMLHelper extends XML {
172 Vector obStack = new Vector();
173 public XMLHelper() { super(BUFFER_SIZE); }
174 public void startElement(XML.Element c) throws XML.SchemaException {
176 o.put("$name", c.localName);
177 for(int i=0; i<c.len; i++) o.put(c.keys[i], c.vals[i]);
178 o.put("$numchildren", new Integer(0));
179 obStack.addElement(o);
181 public void endElement(XML.Element c) throws XML.SchemaException {
182 if (obStack.size() == 1) return;
183 JS me = (JS)obStack.lastElement();
184 obStack.setSize(obStack.size() - 1);
185 JS parent = (JS)obStack.lastElement();
186 int numchildren = ((Integer)parent.get("$numchildren")).intValue();
187 parent.put("$numchildren", new Integer(numchildren + 1));
188 parent.put(new Integer(numchildren), me);
190 public void characters(char[] ch, int start, int length) throws XML.SchemaException {
191 String s = new String(ch, start, length);
192 JS parent = (JS)obStack.lastElement();
193 int numchildren = ((Integer)parent.get("$numchildren")).intValue();
194 Object lastChild = parent.get(new Integer(numchildren - 1));
195 if (lastChild instanceof String) {
196 parent.put(new Integer(numchildren - 1), lastChild + s);
198 parent.put("$numchildren", new Integer(numchildren + 1));
199 parent.put(new Integer(numchildren), s);
202 public void whitespace(char[] ch, int start, int length) {}
203 public JS doParse(InputStream is) throws JS.Exn {
205 BufferedReader r = new BufferedReader(new InputStreamReader(is));
207 } catch (XML.XMLException e) {
208 throw new JS.Exn("error parsing XML: " + e.toString());
209 } catch (IOException e) {
210 if (Log.on) Log.log(this, "IO Exception while reading from file");
211 if (Log.on) Log.log(this, e);
212 throw new JS.Exn("error reading from Resource");
214 return obStack.size() >= 1 ? (JS)obStack.elementAt(0) : null;