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.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 "ui": return sub("ui");
36 case "ui.key": return sub("ui.key");
37 case "ui.key.alt": return Surface.alt ? Boolean.TRUE : Boolean.FALSE;
38 case "ui.key.control": return Surface.control ? Boolean.TRUE : Boolean.FALSE;
39 case "ui.key.shift": return Surface.shift ? Boolean.TRUE : Boolean.FALSE;
40 case "ui.clipboard": return Platform.getClipBoard();
41 case "ui.maxdim": return new Integer(Short.MAX_VALUE);
42 case "ui.key.name": return sub("ui.key.name");
43 case "ui.key.name.alt": return Platform.altKeyName();
44 case "ui.screen": return sub("ui.screen");
45 case "ui.screen.width": return new Integer(Platform.getScreenWidth());
46 case "ui.screen.height": return new Integer(Platform.getScreenHeight());
47 case "fs.home": return System.getProperty("user.home");
48 case "fs.temp": return System.getProperty("java.io.tempdir");
49 case "ui.mouse": return sub("ui.mouse");
50 case "ui.mouse.button":
51 if (Surface.button1 && !Surface.button2 && !Surface.button3) return new Integer(1);
52 else if (!Surface.button1 && Surface.button2 && !Surface.button3) return new Integer(2);
53 else if (!Surface.button1 && !Surface.button2 && Surface.button3) return new Integer(3);
54 else return new Integer(0);
55 case "undocumented": return sub("undocumented");
56 case "undocumented.internal": return sub("undocumented.internal");
61 public void put(Object name, final Object value) {
64 Scheduler.add(new Scheduler.Task() { public void perform() { JSContext.newJSContext((JSFunction)value, null); } });
65 case "ui.clipboard": Platform.setClipBoard((String)value);
66 case "ui.frame": Platform.createSurface((Box)value, true, true);
67 case "ui.window": Platform.createSurface((Box)value, false, true);
68 case "undocumented.internal.proxyAuthorization":
69 HTTP.Proxy.Authorization.authorization = value.toString();
70 HTTP.Proxy.Authorization.waitingForUser.release();
74 public Object call(Object name, JSArray args) throws JS.Exn {
75 Object a = args.elementAt(0);
76 Object b = args.elementAt(1);
77 Object c = args.elementAt(2);
78 if (name.equals("date")) return new org.xwt.js.JSDate(args);
79 else if (args.length() == 0 && name.equals("thread.yield")) { sleep(0); return null; }
80 else if (args.length() == 2) {
82 case "res.watch": return new Res.ProgressWatcher((Res)a, (JSFunction)b);
83 case "soap": return new SOAP((String)args.elementAt(0), "", (String)args.elementAt(1), null);
85 Template.getTemplate((Res)args.elementAt(1)).apply((Box)args.elementAt(0), XWT.this);
86 return args.elementAt(0);
88 } else if (args.length() == 3 && name.equals("soap")) {
89 if (name.equals("soap")) {
90 return new SOAP((String)args.elementAt(0), "", (String)args.elementAt(1), (String)args.elementAt(2));
91 } else if (name.equals("graft")) {
92 if (a instanceof Box) throw new JS.Exn("can't graft onto Boxes (yet)");
93 if (a instanceof Number) throw new JS.Exn("can't graft onto Numbers (yet)");
94 if (a instanceof String) throw new JS.Exn("can't graft onto Strings (yet)");
95 if (a instanceof Res) return new Res.Graft((Res)a, b, c);
96 return new JS.Graft((JS)a, b, c);
98 } else if (args.length() == 1) {
100 case "ui.browser": Platform.newBrowserWindow((String)a); return null;
101 case "clone": return new XWT((Res)a);
102 case "res.unzip": return new Res.Zip((Res)a);
103 case "res.uncab": return new Res.Cab((Res)a);
104 case "res.cache": return new Res.CachedRes((Res)a, "resources", true);
105 case "res.fromURL": return Res.fromString((String)a);
106 case "thread.sleep": sleep(JS.toInt(a)); return null;
107 case "log.println": Log.logJS(this, a== null ? "**null**" : a.toString()); return null;
108 case "log.dump": JS.recurse("", "", a); return null;
109 case "regexp": return new JSRegexp(a, null);
110 case "rpc.xml": return new XMLRPC((String)a, "");
111 case "rpc.soap": return new SOAP((String)a, "", null, null);
112 case "crypto.rsa": /* FEATURE */ break;
113 case "crypto.md5": /* FEATURE */ break;
114 case "crypto.sha1": /* FEATURE */ break;
115 case "crypto.rc4": /* FEATURE */ break;
116 case "stream.parse.html": /* FEATURE */ break;
117 case "stream.parse.xml": /* FEATURE */ break;
118 case "stream.parse.utf8": /* FEATURE */ break;
124 public static void sleep(final int i) {
125 final Callback callback = JSContext.pause();
126 final long currentTime = System.currentTimeMillis();
129 try { Thread.sleep(i); } catch (InterruptedException e) { }
130 Scheduler.add(new Scheduler.Task() { public void perform() { callback.call(null); } });
135 public static final JSMath xwtMath = new JSMath() {
136 private JS gs = new JSScope.Global(null);
137 public Object get(Object key) {
139 case "isNaN": return gs.get("isNaN");
140 case "isFinite": return gs.get("isFinite");
141 case "NaN": return gs.get("NaN");
142 case "Infinity": return gs.get("Infinity");
144 return super.get(key);
148 public static final JSObj xwtString = new JSObj() {
149 private JS gs = new JSScope.Global(null);
150 public void put(Object key, Object val) { }
151 public Object get(Object key) {
153 case "parseInt": return gs.get("parseInt");
154 case "parseFloat": return gs.get("parseFloat");
155 case "decodeURI": return gs.get("decodeURI");
156 case "decodeURIComponent": return gs.get("decodeURIComponent");
157 case "encodeURI": return gs.get("encodeURI");
158 case "encodeURIComponent": return gs.get("encodeURIComponent");
159 case "escape": return gs.get("escape");
160 case "unescape": return gs.get("unescape");
161 case "fromCharCode": return gs.get("stringFromCharCode");
163 return super.get(key);
167 private class XMLHelper extends XML {
168 Vector obStack = new Vector();
169 public XMLHelper() { super(BUFFER_SIZE); }
170 public void startElement(XML.Element c) throws XML.SchemaException {
172 o.put("$name", c.localName, null);
173 for(int i=0; i<c.len; i++) o.put(c.keys[i], c.vals[i]);
174 o.put("$numchildren", new Integer(0), null);
175 obStack.addElement(o);
177 public void endElement(XML.Element c) throws XML.SchemaException {
178 if (obStack.size() == 1) return;
179 JS me = (JS)obStack.lastElement();
180 obStack.setSize(obStack.size() - 1);
181 JS parent = (JS)obStack.lastElement();
182 int numchildren = ((Integer)parent.get("$numchildren")).intValue();
183 parent.put("$numchildren", new Integer(numchildren + 1), null);
184 parent.put(new Integer(numchildren), me, null);
186 public void characters(char[] ch, int start, int length) throws XML.SchemaException {
187 String s = new String(ch, start, length);
188 JS parent = (JS)obStack.lastElement();
189 int numchildren = ((Integer)parent.get("$numchildren")).intValue();
190 Object lastChild = parent.get(new Integer(numchildren - 1));
191 if (lastChild instanceof String) {
192 parent.put(new Integer(numchildren - 1), lastChild + s, null);
194 parent.put("$numchildren", new Integer(numchildren + 1), null);
195 parent.put(new Integer(numchildren), s, null);
198 public void whitespace(char[] ch, int start, int length) {}
199 public JS doParse() throws JS.Exn {
201 InputStream is = getInputStream();
202 BufferedReader r = new BufferedReader(new InputStreamReader(is));
204 } catch (XML.XMLException e) {
205 throw new JS.Exn("error parsing XML: " + e.toString());
206 } catch (IOException e) {
207 if (Log.on) Log.log(this, "IO Exception while reading from file");
208 if (Log.on) Log.log(this, e);
209 throw new JS.Exn("error reading from Resource");
211 return obStack.size() >= 1 ? (JS)obStack.elementAt(0) : null;