X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Forg%2Fxwt%2FXWT.java;h=6ea3c0e8a45927a9c8cece4983f85ab2b264e6e1;hb=9a33358173f08013fdacd02c11f3823352bdae23;hp=fb958e47b72dab0d7219d52cf9ecc89abe4b6456;hpb=6242c991f365dbd67eba62ecfa5df769a83fcbc6;p=org.ibex.core.git

diff --git a/src/org/xwt/XWT.java b/src/org/xwt/XWT.java
index fb958e4..6ea3c0e 100644
--- a/src/org/xwt/XWT.java
+++ b/src/org/xwt/XWT.java
@@ -12,6 +12,10 @@ import org.mozilla.javascript.*;
 public final class XWT extends JSObject {
 
     public static final XWT singleton = new XWT();
+
+    /** each key is a string representing a filename which the user has already given XWT permission to write to */
+    private static Hashtable safeFiles = new Hashtable();
+
     public String getClassName() { return "XWT"; }
     private XWT() { setSeal(true); }
 
@@ -28,15 +32,28 @@ public final class XWT extends JSObject {
         else if (name.equals("regexp")) return regexp;
         else if (name.equals("sleep")) return sleep;
         else if (name.equals("yield")) return yield;
+        else if (name.equals("newBrowserWindow")) return newBrowserWindow;
         else if (name.equals("textwidth")) return textwidth;
         else if (name.equals("textheight")) return textheight;
         else if (name.equals("newBox")) return newBox;
         else if (name.equals("soap")) return soap;
         else if (name.equals("xmlrpc")) return xmlrpc;
+        else if (name.equals("origin")) return Main.origin;
         else if (name.equals("clipboard")) return Platform.getClipBoard();
         else if (name.equals("altKeyName")) return Platform.altKeyName();
+        else if (name.equals("screenWidth")) return new Integer(Platform.getScreenWidth());
+        else if (name.equals("screenHeight")) return new Integer(Platform.getScreenHeight());
         else if (name.equals("static")) return Static.getStatic("");
         else if (name.equals("theme")) return theme;
+        else if (name.equals("openFile")) return openFile;
+        else if (name.equals("saveFile")) return saveFile;
+        else if (name.equals("saveFileAs")) return saveFileAs;
+        else if (name.equals("utfEncode")) return utfEncode;
+        else if (name.equals("fileSeparator")) return File.separator;
+        else if (name.equals("homeDir")) return System.getProperty("user.home");
+        else if (name.equals("tempDir")) return System.getProperty("java.io.tempdir");
+        else if (name.equals("recursivePrintObject")) return recursivePrintObject;
+        else if (name.equals("parseHTML")) return parseHTML;
         else if (name.equals("button")) {
             if (Surface.button1 && !Surface.button2 && !Surface.button3) return new Integer(1);
             else if (!Surface.button1 && Surface.button2 && !Surface.button3) return new Integer(1);
@@ -45,6 +62,8 @@ public final class XWT extends JSObject {
         }
         else if (name.equals("println")) return println;
         else if (name.equals("math")) return org.xwt.util.JSObject.defaultObjects.get("Math", null);
+        else if (name.equals("loadArchive")) return loadArchive;
+        else if (name.equals("prefetchImage")) return prefetchImage;
         else return super.get(name, start);
     }
 
@@ -58,29 +77,34 @@ public final class XWT extends JSObject {
 
     // JSFunction Instances ///////////////////////////////////////////////////////////////////
 
-    /** Helper class for defining functions. */
-    private static abstract class JSFunction extends JSObject implements Function {
-        JSFunction() { setSeal(true); }
-        public Scriptable construct(Context cx, Scriptable scope, java.lang.Object[] args) { return null; }
-    }
+    private static final JSObject.JSFunction newBrowserWindow = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args.length != 1 || args[0] == null) return null;
+                Platform.newBrowserWindow(args[0].toString());
+                return null;
+            }
+        };
 
-    private static final JSFunction yield = new JSFunction() {
+    public static final JSObject.JSFunction yield = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 sleep.call(cx, null, null, null);
                 return null;
             }
         };
 
-    private static final JSFunction println = new JSFunction() {
+    private static final JSObject.JSFunction println = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args.length == 1)
-                    if (Log.on)
-                        Log.log(cx.interpreterSourceFile, args[0] == null ? "null" : args[0].toString());
+                    if (Log.on) {
+                        String source = cx.interpreterSourceFile;
+                        if (source.endsWith("._")) source = source.substring(0, source.length() - 2);
+                        Log.log(source, args[0] == null ? "null" : args[0].toString());
+                    }
                 return null;
             }
         };
 
-    private static final JSFunction date = new JSFunction() {
+    private static final JSObject.JSFunction date = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 try { return Context.enter().newObject(org.xwt.util.JSObject.defaultObjects, "Date", args);
                 } catch (Exception e) {
@@ -91,9 +115,9 @@ public final class XWT extends JSObject {
             }
         };
 
-    private static final JSFunction regexp = new JSFunction() {
+    private static final JSObject.JSFunction regexp = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
-                try { return Context.enter().newObject(org.xwt.util.JSObject.defaultObjects, "Regexp", args);
+                try { return Context.enter().newObject(org.xwt.util.JSObject.defaultObjects, "RegExp", args);
                 } catch (Exception e) {
                     if (Log.on) Log.log(this, "Exception in Context.newObject() -- this should never happen");
                     if (Log.on) Log.log(this, e);
@@ -102,13 +126,13 @@ public final class XWT extends JSObject {
             }
         };
 
-    private static final JSFunction listfonts = new JSFunction() {
+    private static final JSObject.JSFunction listfonts = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 return Context.enter().newArray(org.xwt.util.JSObject.defaultObjects,  Platform.listFonts());
             }
         };
 
-    private static final JSFunction theme = new JSFunction() {
+    private static final JSObject.JSFunction theme = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args.length != 2) return null;
                 if (args[0] == null || args[1] == null) return null;
@@ -117,14 +141,14 @@ public final class XWT extends JSObject {
             }
         };
 
-    private static final JSFunction xmlrpc = new JSFunction() {
+    private static final JSObject.JSFunction xmlrpc = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args.length != 1 || args[0] == null) return null;
                 return new XMLRPC(args[0].toString(), "");
             }
         };
 
-    private static final JSFunction soap = new JSFunction() {
+    private static final JSObject.JSFunction soap = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args.length == 1 && args[0] != null) return new SOAP(args[0].toString(), "", null, null);
                 else if (args.length == 2 && args[0] != null && args[1] != null)
@@ -135,7 +159,7 @@ public final class XWT extends JSObject {
             }
         };
 
-    private static final JSFunction textwidth = new JSFunction() {
+    private static final JSObject.JSFunction textwidth = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable scope, Scriptable thisObj, Object[] args) throws JavaScriptException {
                 if (args.length < 1 || args.length > 2) return null;
                 if (args[0] == null || (args.length == 2 && args[1] == null)) return null;
@@ -148,7 +172,7 @@ public final class XWT extends JSObject {
         };
 
 
-    private static final JSFunction textheight = new JSFunction() {
+    private static final JSObject.JSFunction textheight = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args.length > 1) return null;
                 if (args.length == 1 && args[0] == null) return null;
@@ -159,23 +183,32 @@ public final class XWT extends JSObject {
             }
         };
 
-    private static final JSFunction newBox = new JSFunction() {
+    private static final JSObject.JSFunction newBox = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
-                Box ret = new Box(args.length == 0 || args[0] == null ? "box" : args[0].toString(), Template.defaultImportList);
+
+                Function callback = null;
+                for(int i=1; i<args.length; i++)
+                    if (args[i] instanceof Function && callback == null)
+                        callback = (Function)args[i];
+
+                Box ret = new Box(args.length == 0 || args[0] == null ? "box" : args[0].toString(), Template.defaultImportList, callback);
+
                 for(int i=1; i<args.length; i++)
                     if (args[i] instanceof Box)
                         ret.put(ret.numChildren(), null, (Box)args[i]);
                 for(int i=1; i<args.length; i++)
-                    if (args[i] instanceof Scriptable && !(args[i] instanceof Box)) {
+                    if (args[i] instanceof Scriptable && !(args[i] instanceof Box) && !(args[i] instanceof Function)) {
                         Scriptable s = (Scriptable)args[i];
                         Object[] keys = s.getIds();
+
+                        // FIXME: need to ensure that this is putGlobally(), but still run traps...
                         for(int j=0; j<keys.length; j++) ret.put(keys[j].toString(), null, s.get(keys[j].toString(), s));
                     }
                 return ret;
             }
         };
 
-    private static final JSFunction sleep = new JSFunction() {
+    private static final JSObject.JSFunction sleep = new JSObject.JSFunction() {
             public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
                 if (args != null && (args.length != 1 || args[0] == null)) return null;
                 int i = args == null ? 0 : SpecialBoxProperty.stoi(args[0].toString());
@@ -196,6 +229,181 @@ public final class XWT extends JSObject {
             }
         };
 
+    private static final JSObject.JSFunction openFile = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args.length != 1) return null;
+                String file = Platform.fileDialog(args[0].toString(), false);
+                return file == null ? null : new ByteStream(file);
+            }
+        };
+
+    private static final JSObject.JSFunction saveFile = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args.length != 2) return null;
+                if (!(args[1] instanceof ByteStream)) return null;
+                String file = args[0].toString();
+                if (safeFiles.get(Platform.isCaseSensitive() ? file : file.toLowerCase()) == null) {
+                    file = Platform.fileDialog(file, true);
+                    if (file == null) return null;
+                    safeFiles.put(Platform.isCaseSensitive() ? file : file.toLowerCase(), new Object());
+                }
+                try {
+                    ((ByteStream)args[1]).writeTo(new FileOutputStream(file));
+                    return null;
+                } catch (IOException e) {
+                    if (Log.on) Log.log(ByteStream.class, "IO Exception while writing a ByteStream to a file");
+                    if (Log.on) Log.log(ByteStream.class, e);
+                    throw new JavaScriptException("error while writing a ByteStream to a file");
+                }
+            }
+        };
+
+    private static final JSObject.JSFunction saveFileAs = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args.length != 2) return null;
+                if (!(args[1] instanceof ByteStream)) return null;
+                String file = args[0].toString();
+                file = Platform.fileDialog(file, true);
+                if (file == null) return null;
+                safeFiles.put(Platform.isCaseSensitive() ? file : file.toLowerCase(), new Object());
+                try {
+                    ((ByteStream)args[1]).writeTo(new FileOutputStream(file));
+                    return null;
+                } catch (IOException e) {
+                    if (Log.on) Log.log(ByteStream.class, "IO Exception while writing a ByteStream to a file");
+                    if (Log.on) Log.log(ByteStream.class, e);
+                    throw new JavaScriptException("error while writing a ByteStream to a file");
+                }
+            }
+        };
+
+    private static final JSObject.JSFunction utfEncode = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args == null || args.length != 1) return null;
+                return new ByteStream(args[0].toString().getBytes());
+            }
+        };
+
+    
+    private static final JSObject.JSFunction parseHTML = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args == null || args.length != 1 || args[0] == null) return null;
+                try {
+                    if (args[0] instanceof ByteStream) {
+                        return HTML.parseReader(new InputStreamReader(((ByteStream)args[0]).getInputStream()));
+                    } else {
+                        return HTML.parseReader(new StringReader(args[0].toString()));
+                    }
+                } catch (IOException e) {
+                    if (Log.on) Log.log(HTML.class, "IO Exception while parsing HTML");
+                    if (Log.on) Log.log(HTML.class, e);
+                    throw new JavaScriptException("error while parsing HTML");
+                }
+            }
+        };
+    
+    private static void recurse(String indent, String name, Object o, Context cx) {
+        if (!name.equals("")) name += " : ";
+
+        if (o == null) {
+            Log.log(cx.interpreterSourceFile, indent + name + "<null>");
+
+        } else if (o instanceof NativeArray) {
+            Log.log(cx.interpreterSourceFile, indent + name + "<array>");
+            NativeArray na = (NativeArray)o;
+            for(int i=0; i<na.jsGet_length(); i++)
+                recurse(indent + "  ", i + "", na.get(i, null), cx);
+
+        } else if (!(o instanceof NativeDate) && (o instanceof JSObject || o instanceof ScriptableObject)) {
+            Log.log(cx.interpreterSourceFile, indent + name + "<object>");
+            Scriptable s = (Scriptable)o;
+            Object[] keys = s.getIds();
+            for(int i=0; i<keys.length; i++)
+                recurse(indent + "  ", keys[i].toString(),
+                        keys[i] instanceof Integer ? s.get(((Integer)keys[i]).intValue(), null) : s.get(keys[i].toString(), null), cx);
+
+        } else {
+            Log.log(cx.interpreterSourceFile, indent + name + o);
+
+        }
+    }
+
+    private static final JSObject.JSFunction recursivePrintObject = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args == null || args.length != 1) return null;
+                recurse("", "", args[0], cx);
+                return null;
+            }
+        };
+
+    private static final JSObject.JSFunction loadArchive = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (!ThreadMessage.suspendThread()) return null;
+
+                try {
+                    if (args == null || args.length < 1 || args[0] == null) return null;
+                    URL u = new URL(args[0].toString());
+                    
+                    Function callback = null;
+                    if (args.length == 2 && args[1] != null && args[1] instanceof Function) callback = (Function)args[1];
+                    
+                    if (!u.getFile().endsWith(".xwar")) {
+                        if (Log.on) Log.log(this, "Error: archive names must end with .xwar: " + u.getFile());
+                        throw new JavaScriptException("Error: archive names must end with .xwar: " + u.getFile());
+                    }
+                    
+                    if (u.getProtocol().equals("http")) {
+                        HTTP http = new HTTP(u.toString());
+                        if (Main.originAddr == null) {
+                            try {
+                                Main.originAddr = InetAddress.getByName(u.getHost());
+                            } catch (UnknownHostException e) {
+                                if (Log.on) Log.log(this, "couldn't resolve " + u.getHost() + "; proceeding without permissions");
+                                Main.originAddr = InetAddress.getByName("0.0.0.0");
+                            }
+                        } else {
+                            Main.originAddr = InetAddress.getByName("0.0.0.0");
+                        }
+                        Resources.loadArchive(http.getInputStream(), (int)http.getContentLength(), callback);
+                        
+                    } else if (u.getProtocol().equals("file")) {
+                        if (Main.originAddr != null) {
+                            if (Log.on) Log.log(this, "scripts downloaded from the network may not load xwars from the local filesystem");
+                            throw new JavaScriptException("scripts downloaded from the network may not load xwars from the local filesystem");
+                        }
+                        Resources.loadArchive(new FileInputStream(u.getFile()), (int)new File(u.getFile()).length(), callback);
+                        
+                    } else {
+                        if (Log.on) Log.log(this, "unknown protocol \"" + u.getProtocol() + "\"");
+                        throw new JavaScriptException("unknown protocol \"" + u.getProtocol() + "\"");
+                    }
+                    
+                } catch (MalformedURLException me) {
+                    if (Log.on) Log.log(this, "Malformed URL: " + args[0]);
+                    if (Log.on) Log.log(this, me);
+                    throw new JavaScriptException(me.toString());
+                    
+                } catch (IOException ioe) {
+                    if (Log.on) Log.log(this, "IOException while loading archive:");
+                    if (Log.on) Log.log(this, ioe);
+                    throw new JavaScriptException(ioe.toString());
+
+                } finally {
+                    ThreadMessage.resumeThread();
+
+                }
+                return null;
+            }
+        };
+
+    private static final JSObject.JSFunction prefetchImage = new JSObject.JSFunction() {
+            public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+                if (args == null || args.length < 1 || args[0] == null) return null;
+                Box.getImage(args[0].toString(), args.length > 1 && args[1] instanceof Function ? (Function)args[1] : null);
+                return null;
+            }
+        };
+
 }