зеркало из https://github.com/mozilla/pjs.git
178 строки
5.5 KiB
C++
178 строки
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=8 sw=4 et tw=80:
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Newman <b{enjam,newma}n@mozilla.com> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef mozilla_jsipc_ObjectWrapperParent_h__
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#define mozilla_jsipc_ObjectWrapperParent_h__
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#include "mozilla/jsipc/PObjectWrapperParent.h"
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#include "jsapi.h"
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#include "jsclass.h"
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#include "nsAutoJSValHolder.h"
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namespace mozilla {
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namespace jsipc {
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class ContextWrapperParent;
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class OperationChecker {
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public:
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virtual void CheckOperation(JSContext* cx,
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OperationStatus* status) = 0;
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};
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class ObjectWrapperParent
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: public PObjectWrapperParent
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, public OperationChecker
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{
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public:
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ObjectWrapperParent()
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: mObj(NULL)
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{}
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JSObject* GetJSObject(JSContext* cx) const;
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jsval GetJSVal(JSContext* cx) const {
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return OBJECT_TO_JSVAL(GetJSObject(cx));
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}
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void CheckOperation(JSContext* cx,
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OperationStatus* status);
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static const js::Class sCPOW_JSClass;
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protected:
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void ActorDestroy(ActorDestroyReason why);
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ContextWrapperParent* Manager();
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private:
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mutable JSObject* mObj;
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static JSBool
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CPOW_AddProperty(JSContext *cx, JSObject *obj, jsid id, jsval *vp);
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static JSBool
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CPOW_DelProperty(JSContext *cx, JSObject *obj, jsid id, jsval *vp);
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static JSBool
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CPOW_GetProperty(JSContext *cx, JSObject *obj, jsid id, jsval *vp);
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static JSBool
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CPOW_SetProperty(JSContext *cx, JSObject *obj, jsid id, JSBool strict, jsval *vp);
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JSBool NewEnumerateInit(JSContext* cx, jsval* statep, jsid* idp);
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JSBool NewEnumerateNext(JSContext* cx, jsval* statep, jsid* idp);
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JSBool NewEnumerateDestroy(JSContext* cx, jsval state);
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static JSBool
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CPOW_NewEnumerate(JSContext *cx, JSObject *obj, JSIterateOp enum_op,
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jsval *statep, jsid *idp);
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static JSBool
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CPOW_NewResolve(JSContext *cx, JSObject *obj, jsid id, uintN flags,
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JSObject **objp);
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static JSBool
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CPOW_Convert(JSContext *cx, JSObject *obj, JSType type, jsval *vp);
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static void
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CPOW_Finalize(JSContext* cx, JSObject* obj);
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static JSBool
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CPOW_Call(JSContext* cx, uintN argc, jsval* vp);
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static JSBool
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CPOW_Construct(JSContext *cx, uintN argc, jsval *vp);
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static JSBool
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CPOW_HasInstance(JSContext *cx, JSObject *obj, const jsval *v, JSBool *bp);
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static JSBool
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CPOW_Equality(JSContext *cx, JSObject *obj, const jsval *v, JSBool *bp);
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static bool jsval_to_JSVariant(JSContext* cx, jsval from, JSVariant* to);
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static bool jsval_from_JSVariant(JSContext* cx, const JSVariant& from,
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jsval* to);
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static bool
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JSObject_to_PObjectWrapperParent(JSContext* cx, JSObject* from,
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PObjectWrapperParent** to);
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static bool
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JSObject_from_PObjectWrapperParent(JSContext* cx,
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const PObjectWrapperParent* from,
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JSObject** to);
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static bool
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jsval_from_PObjectWrapperParent(JSContext* cx,
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const PObjectWrapperParent* from,
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jsval* to);
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};
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template <class StatusOwnerPolicy>
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class AutoCheckOperationBase
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: public StatusOwnerPolicy
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{
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JSContext* const mContext;
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OperationChecker* const mChecker;
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protected:
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AutoCheckOperationBase(JSContext* cx,
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OperationChecker* checker)
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: mContext(cx)
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, mChecker(checker)
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{}
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virtual ~AutoCheckOperationBase() {
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mChecker->CheckOperation(mContext, StatusOwnerPolicy::StatusPtr());
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}
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public:
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bool Ok() {
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return (StatusOwnerPolicy::StatusPtr()->type() == OperationStatus::TJSBool &&
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StatusOwnerPolicy::StatusPtr()->get_JSBool());
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}
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};
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}}
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#endif
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