1 // Copyright 2002 Adam Megacz, see the COPYING file for licensing [GPL]
5 import org.mozilla.javascript.*;
7 /** implements objects in the xwt.static.* namespace */
8 public class Static extends JSObject {
10 public static Static getStatic(String resourcename) {
11 Template t = Template.getTemplate(resourcename, null);
12 if (t != null) t.link();
13 return (Static)cache.get(resourcename);
16 public static Static createStatic(String resourcename, boolean isPackage) {
17 Static ret = (Static)cache.get(resourcename);
18 if (ret != null) return ret;
19 if (resourcename.indexOf('.') != -1)
20 createStatic(resourcename.substring(0, resourcename.lastIndexOf('.')), true);
21 ret = new Static(resourcename, isPackage);
25 private static Hash cache = new Hash();
27 /** the resource name that this Static object corresponds to */
28 private String resourcename = null;
30 /** true iff this represents a directory (rather than an actual xwt) */
31 public boolean ispackage = false;
33 private Static(String resourcename, boolean ispackage) {
35 cache.put(resourcename, this);
36 this.resourcename = resourcename;
37 this.ispackage = ispackage;
41 /** creates a new static representing a package */
42 public Static(String resourcename) { this(resourcename, true); }
44 public Object get(String name, Scriptable start) {
45 if (name == null) return null;
47 // hack since Rhino needs to be able to grab these functions to create new objects
48 if (name.equals("Object")) return JSObject.defaultObjects.get("Object", null);
49 if (name.equals("Array")) return JSObject.defaultObjects.get("Array", null);
50 if (name.equals("Function")) return JSObject.defaultObjects.get("Function", null);
51 if (name.equals("TypeError")) return JSObject.defaultObjects.get("TypeError", null);
53 if ("xwt".equals(name))
54 for(Scriptable cur = Context.enter().currentFunction; cur != null; cur = cur.getParentScope())
55 if (cur == this) return XWT.singleton;
57 if (!ispackage) return super.get(name, start);
58 return getStatic(resourcename + (resourcename.length() == 0 ? "" : ".") + name);
61 static { createStatic("", true); }