spidermonkey-playground: wrapper.cpp annotate

annotate wrapper.cpp @ 29:b20aeecb6499

Fixed a silly limitation in wrapper.cpp.

author	Atul Varma <varmaa@toolness.com>
date	Mon, 22 Jun 2009 12:03:25 -0700
parents	96312690f35f
children	afca92a2e72e

rev	line source
18 33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	1 /* *** BEGIN LICENSE BLOCK ***
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	3 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	4 * The contents of this file are subject to the Mozilla Public License Version
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	5 * 1.1 (the "License"); you may not use this file except in compliance with
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	6 * the License. You may obtain a copy of the License at
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	7 * http://www.mozilla.org/MPL/
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	8 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	9 * Software distributed under the License is distributed on an "AS IS" basis,
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	11 * for the specific language governing rights and limitations under the
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	12 * License.
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	13 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	14 * The Original Code is Ubiquity.
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	15 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	16 * The Initial Developer of the Original Code is Mozilla.
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	17 * Portions created by the Initial Developer are Copyright (C) 2007
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	18 * the Initial Developer. All Rights Reserved.
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	19 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	20 * Contributor(s):
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	21 * Atul Varma <atul@mozilla.com>
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	22 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	23 * Alternatively, the contents of this file may be used under the terms of
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	24 * either the GNU General Public License Version 2 or later (the "GPL"), or
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	25 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	26 * in which case the provisions of the GPL or the LGPL are applicable instead
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	27 * of those above. If you wish to allow use of your version of this file only
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	28 * under the terms of either the GPL or the LGPL, and not to allow others to
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	29 * use your version of this file under the terms of the MPL, indicate your
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	30 * decision by deleting the provisions above and replace them with the notice
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	31 * and other provisions required by the GPL or the LGPL. If you do not delete
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	32 * the provisions above, a recipient may use your version of this file under
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	33 * the terms of any one of the MPL, the GPL or the LGPL.
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	34 *
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	35 * *** END LICENSE BLOCK *** */
33b2d70d8ada Added license blocks. Atul Varma <varmaa@toolness.com> parents: 1 diff changeset	36
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	37 #include "wrapper.h"
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	38
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	39 // Reserved slot ID for the resolver (meta) object
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	40 #define SLOT_RESOLVER 0
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	41
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	42 // Reserved slot ID for the object to be wrapped
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	43 #define SLOT_WRAPPEE 1
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	44
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	45 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	46 resolverHasMethod(JSContext cx, JSObject obj, const char *name)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	47 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	48 jsval resolver;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	49 if (!JS_GetReservedSlot(cx, obj, SLOT_RESOLVER, &resolver))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	50 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	51 JSObject *resolverObj = JSVAL_TO_OBJECT(resolver);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	52
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	53 JSBool hasProperty;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	54 if (!JS_HasProperty(cx, resolverObj, name, &hasProperty))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	55 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	56 return hasProperty;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	57
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	58 // TODO: Check to make sure the property is a function?
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	59 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	60
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	61 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	62 delegateToResolver(JSContext cx, JSObject obj, const char *name,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	63 uintN argc, jsval argv, jsval rval)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	64 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	65 jsval resolver;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	66 if (!JS_GetReservedSlot(cx, obj, SLOT_RESOLVER, &resolver))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	67 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	68 JSObject *resolverObj = JSVAL_TO_OBJECT(resolver);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	69
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	70 uintN allArgc = argc + 2;
29 b20aeecb6499 Fixed a silly limitation in wrapper.cpp. Atul Varma <varmaa@toolness.com> parents: 22 diff changeset	71 jsval allArgv[allArgc];
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	72
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	73 if (!JS_GetReservedSlot(cx, obj, SLOT_WRAPPEE, allArgv))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	74 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	75 allArgv[1] = OBJECT_TO_JSVAL(obj);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	76
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	77 for (unsigned int i = 0; i < argc; i++)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	78 allArgv[i + 2] = argv[i];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	79
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	80 if (!JS_CallFunctionName(cx, resolverObj, name, allArgc, allArgv, rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	81 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	82 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	83 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	84
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	85 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	86 enumerate(JSContext cx, JSObject obj)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	87 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	88 if (resolverHasMethod(cx, obj, "enumerate")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	89 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	90 if (!delegateToResolver(cx, obj, "enumerate", 0, NULL, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	91 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	92 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	93 return JS_EnumerateStub(cx, obj);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	94 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	95
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	96 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	97 resolve(JSContext cx, JSObject obj, jsval id, uintN flags,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	98 JSObject **objp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	99 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	100 if (resolverHasMethod(cx, obj, "resolve")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	101 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	102 jsval args[1];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	103 args[0] = id;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	104 if (!delegateToResolver(cx, obj, "resolve", 1, args, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	105 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	106
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	107 if (JSVAL_IS_OBJECT(rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	108 *objp = JSVAL_TO_OBJECT(rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	109 else
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	110 *objp = NULL;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	111
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	112 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	113 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	114 *objp = NULL;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	115 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	116 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	117
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	118 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	119 propertyOp(const char name, JSContext cx, JSObject *obj, jsval id,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	120 jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	121 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	122 if (resolverHasMethod(cx, obj, name)) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	123 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	124 jsval args[2];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	125 args[0] = id;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	126 args[1] = *vp;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	127 if (!delegateToResolver(cx, obj, name, 2, args, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	128 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	129
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	130 if (!JSVAL_IS_VOID(rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	131 *vp = rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	132 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	133 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	134 return JS_PropertyStub(cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	135 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	136
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	137 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	138 addProperty(JSContext cx, JSObject obj, jsval id, jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	139 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	140 return propertyOp("addProperty", cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	141 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	142
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	143 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	144 delProperty(JSContext cx, JSObject obj, jsval id, jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	145 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	146 if (resolverHasMethod(cx, obj, "delProperty")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	147 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	148 jsval args[1];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	149 args[0] = id;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	150 if (!delegateToResolver(cx, obj, "delProperty", 1, args, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	151 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	152
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	153 // TODO: The MDC docs say that setting *vp to JSVAL_FALSE and then
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	154 // returning JS_TRUE should indicate that the property can't be
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	155 // deleted, but this doesn't seem to actually be the case.
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	156 if (!JSVAL_IS_BOOLEAN(rval)) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	157 JS_ReportError(cx, "delProperty must return a boolean");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	158 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	159 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	160 *vp = rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	161 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	162 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	163 return JS_PropertyStub(cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	164 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	165
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	166 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	167 getProperty(JSContext cx, JSObject obj, jsval id, jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	168 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	169 return propertyOp("getProperty", cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	170 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	171
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	172 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	173 setProperty(JSContext cx, JSObject obj, jsval id, jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	174 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	175 return propertyOp("setProperty", cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	176 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	177
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	178 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	179 checkAccess(JSContext cx, JSObject obj, jsid id, JSAccessMode mode,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	180 jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	181 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	182 // TODO: This effectively overrides the default JS_CheckAccess() and
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	183 // always grants access to any property on the object!
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	184 return JS_GetPropertyById(cx, obj, id, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	185 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	186
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	187 static JSObject *
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	188 wrappedObject(JSContext cx, JSObject obj) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	189 jsval wrappee;
22 96312690f35f Added a TODO. Atul Varma <varmaa@toolness.com> parents: 20 diff changeset	190 // TODO: This function will be setting an error if it fails;
96312690f35f Added a TODO. Atul Varma <varmaa@toolness.com> parents: 20 diff changeset	191 // not sure if wrappedObject() handlers are allowed to raise
96312690f35f Added a TODO. Atul Varma <varmaa@toolness.com> parents: 20 diff changeset	192 // exceptions or not.
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	193 if (!JS_GetReservedSlot(cx, obj, SLOT_WRAPPEE, &wrappee))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	194 return obj;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	195 return JSVAL_TO_OBJECT(wrappee);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	196 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	197
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	198 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	199 equality(JSContext cx, JSObject obj, jsval v, JSBool *bp) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	200 if (resolverHasMethod(cx, obj, "equality")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	201 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	202 jsval args[1];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	203 args[0] = v;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	204
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	205 if (!delegateToResolver(cx, obj, "equality", 1, args, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	206 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	207
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	208 if (!JSVAL_IS_BOOLEAN(rval)) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	209 JS_ReportError(cx, "equality must return a boolean");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	210 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	211 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	212 *bp = JSVAL_TO_BOOLEAN(rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	213 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	214 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	215 if (JSVAL_IS_OBJECT(v) && JSVAL_TO_OBJECT(v) == obj)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	216 *bp = JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	217 else
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	218 *bp = JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	219 return JS_TRUE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	220 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	221
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	222 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	223 delegateNativeToResolver(const char name, JSContext cx, JSObject *thisPtr,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	224 JSObject obj, uintN argc, jsval argv, jsval *rval) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	225 JSObject *array = JS_NewArrayObject(cx, argc, argv);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	226 jsval delegateArgv[2];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	227 delegateArgv[0] = OBJECT_TO_JSVAL(thisPtr);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	228 delegateArgv[1] = OBJECT_TO_JSVAL(array);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	229
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	230 return delegateToResolver(cx, obj, name, 2, delegateArgv, rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	231 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	232
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	233 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	234 call(JSContext cx, JSObject thisPtr, uintN argc, jsval argv, jsval rval)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	235 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	236 JSObject *obj = JSVAL_TO_OBJECT(JS_ARGV_CALLEE(argv));
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	237
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	238 if (resolverHasMethod(cx, obj, "call"))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	239 return delegateNativeToResolver("call", cx, thisPtr, obj, argc, argv,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	240 rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	241
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	242 JS_ReportError(cx, "Either the object isn't callable, or the caller "
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	243 "doesn't have permission to call it.");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	244 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	245 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	246
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	247 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	248 construct(JSContext cx, JSObject thisPtr, uintN argc, jsval argv, jsval rval)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	249 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	250 JSObject *obj = JSVAL_TO_OBJECT(JS_ARGV_CALLEE(argv));
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	251
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	252 if (resolverHasMethod(cx, obj, "construct"))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	253 return delegateNativeToResolver("construct", cx, thisPtr, obj, argc, argv,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	254 rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	255
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	256 JS_ReportError(cx, "Either the object can't be used as a constructor, or "
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	257 "the caller doesn't have permission to use it.");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	258 return JS_FALSE;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	259 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	260
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	261 static JSBool
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	262 convert(JSContext cx, JSObject obj, JSType type, jsval *vp)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	263 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	264 if (resolverHasMethod(cx, obj, "convert")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	265 JSString *typeStr = JS_NewStringCopyZ(cx, JS_GetTypeName(cx, type));
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	266 jsval args[1];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	267 args[0] = STRING_TO_JSVAL(typeStr);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	268 return delegateToResolver(cx, obj, "convert", 1, args, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	269 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	270 return JS_ConvertStub(cx, obj, type, vp);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	271 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	272
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	273 static JSObject *
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	274 iteratorObject(JSContext cx, JSObject obj, JSBool keysonly)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	275 {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	276 if (resolverHasMethod(cx, obj, "iteratorObject")) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	277 jsval rval;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	278 jsval args[1];
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	279 args[0] = BOOLEAN_TO_JSVAL(keysonly);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	280 if (!delegateToResolver(cx, obj, "iteratorObject", 1, args, &rval))
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	281 return NULL;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	282 if (!JSVAL_IS_OBJECT(rval)) {
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	283 JS_ReportError(cx, "iteratorObject() must return an object.");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	284 return NULL;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	285 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	286 return JSVAL_TO_OBJECT(rval);
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	287 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	288 JS_ReportError(cx, "iteratorObject() is unimplemented.");
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	289 return NULL;
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	290 }
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	291
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	292 JSExtendedClass sFlexibleWrapper_JSClass = {
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	293 // JSClass (JSExtendedClass.base) initialization
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	294 { "FlexibleWrapper",
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	295 JSCLASS_NEW_RESOLVE \| JSCLASS_IS_EXTENDED \|
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	296 JSCLASS_HAS_RESERVED_SLOTS(2),
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	297 addProperty, delProperty,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	298 getProperty, setProperty,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	299 enumerate, (JSResolveOp)resolve,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	300 convert, JS_FinalizeStub,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	301 NULL, checkAccess,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	302 call, construct,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	303 NULL, NULL,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	304 NULL, NULL
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	305 },
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	306 // JSExtendedClass initialization
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	307 equality,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	308 NULL, // outerObject
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	309 NULL, // innerObject
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	310 iteratorObject,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	311 wrappedObject,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	312 JSCLASS_NO_RESERVED_MEMBERS
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	313 };
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	314
20 802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	315 static JSBool getWrappedComponent(JSContext cx, uintN argc, jsval argv,
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	316 jsval *rval, uint32 slotIndex)
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	317 {
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	318 JSObject *wrapped;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	319
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	320 if (!JS_ConvertArguments(cx, argc, argv, "o", &wrapped))
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	321 return JS_FALSE;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	322
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	323 if (JS_GetClass(cx, wrapped) == &sFlexibleWrapper_JSClass.base) {
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	324 if (!JS_GetReservedSlot(cx, wrapped, slotIndex, rval))
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	325 return JS_FALSE;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	326 return JS_TRUE;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	327 }
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	328
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	329 *rval = JSVAL_NULL;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	330 return JS_TRUE;
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	331 }
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	332
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	333 JSBool getWrapper(JSContext cx, JSObject obj, uintN argc,
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	334 jsval argv, jsval rval)
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	335 {
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	336 return getWrappedComponent(cx, argc, argv, rval, SLOT_RESOLVER);
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	337 }
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	338
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	339 JSBool unwrapObject(JSContext cx, JSObject obj, uintN argc,
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	340 jsval argv, jsval rval)
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	341 {
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	342 return getWrappedComponent(cx, argc, argv, rval, SLOT_WRAPPEE);
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	343 }
802ab1d478c6 Added getWrapper() and unwrap() functions. Atul Varma <varmaa@toolness.com> parents: 19 diff changeset	344
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	345 JSBool wrapObject(JSContext cx, JSObject obj, uintN argc,
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	346 jsval argv, jsval rval)
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	347 {
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	348 JSObject *wrappee;
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	349 JSObject *resolver;
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	350
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	351 if (!JS_ConvertArguments(cx, argc, argv, "oo", &wrappee, &resolver))
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	352 return JS_FALSE;
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	353
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	354 JSObject *wrapper = JS_NewObjectWithGivenProto(
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	355 cx,
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	356 &sFlexibleWrapper_JSClass.base,
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	357 NULL,
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	358 JS_GetScopeChain(cx)
7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	359 );
19 bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	360 if (wrapper == NULL) {
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	361 JS_ReportError(cx, "Creating new wrapper failed.");
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	362 return JS_FALSE;
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	363 }
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	364
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	365 if (!JS_SetReservedSlot(cx, wrapper, SLOT_RESOLVER,
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	366 OBJECT_TO_JSVAL(resolver)) \|\|
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	367 !JS_SetReservedSlot(cx, wrapper, SLOT_WRAPPEE,
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	368 OBJECT_TO_JSVAL(wrappee)))
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	369 return JS_FALSE;
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	370
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	371 *rval = OBJECT_TO_JSVAL(wrapper);
bbbad7e4b4aa Minor refactorings, made the wrapping code a bit more robust. Atul Varma <varmaa@toolness.com> parents: 18 diff changeset	372 return JS_TRUE;
1 7444443d2646 added simple script and wrapper.cpp from jetpack Atul Varma <varmaa@toolness.com> parents: diff changeset	373 }

Mercurial > spidermonkey-playground

annotate wrapper.cpp @ 29:b20aeecb6499