зеркало из https://github.com/mozilla/gecko-dev.git
108 строки
4.0 KiB
C++
108 строки
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=4 sw=4 et tw=80:
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_jsipc_JavaScriptParent__
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#define mozilla_jsipc_JavaScriptParent__
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#include "JavaScriptShared.h"
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#include "mozilla/jsipc/PJavaScriptParent.h"
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#include "js/Class.h"
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#ifdef XP_WIN
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#undef GetClassName
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#undef GetClassInfo
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#endif
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namespace mozilla {
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namespace jsipc {
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class JavaScriptParent
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: public PJavaScriptParent,
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public JavaScriptShared
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{
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public:
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JavaScriptParent();
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bool init();
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public:
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// Fundamental proxy traps. These are required.
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// (The traps should be in the same order like js/src/jsproxy.h)
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bool preventExtensions(JSContext *cx, JS::HandleObject proxy);
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bool getPropertyDescriptor(JSContext *cx, JS::HandleObject proxy, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc, unsigned flags);
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bool getOwnPropertyDescriptor(JSContext *cx, JS::HandleObject proxy, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc, unsigned flags);
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bool defineProperty(JSContext *cx, JS::HandleObject proxy, JS::HandleId id,
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JS::MutableHandle<JSPropertyDescriptor> desc);
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bool getOwnPropertyNames(JSContext *cx, JS::HandleObject proxy, JS::AutoIdVector &props);
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bool delete_(JSContext *cx, JS::HandleObject proxy, JS::HandleId id, bool *bp);
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bool enumerate(JSContext *cx, JS::HandleObject proxy, JS::AutoIdVector &props);
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// Derived proxy traps. Implementing these is useful for perfomance.
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bool has(JSContext *cx, JS::HandleObject proxy, JS::HandleId id, bool *bp);
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bool hasOwn(JSContext *cx, JS::HandleObject proxy, JS::HandleId id, bool *bp);
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bool get(JSContext *cx, JS::HandleObject proxy, JS::HandleObject receiver,
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JS::HandleId id, JS::MutableHandleValue vp);
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bool set(JSContext *cx, JS::HandleObject proxy, JS::HandleObject receiver,
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JS::HandleId id, bool strict, JS::MutableHandleValue vp);
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bool keys(JSContext *cx, JS::HandleObject proxy, JS::AutoIdVector &props);
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// We use "iterate" provided by the base class here.
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// SpiderMonkey Extensions.
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bool isExtensible(JSContext *cx, JS::HandleObject proxy, bool *extensible);
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bool call(JSContext *cx, JS::HandleObject proxy, const JS::CallArgs &args);
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bool objectClassIs(JSContext *cx, JS::HandleObject obj, js::ESClassValue classValue);
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const char* className(JSContext *cx, JS::HandleObject proxy);
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void decref();
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void incref();
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void destroyFromContent();
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void drop(JSObject *obj);
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static bool IsCPOW(JSObject *obj);
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static nsresult InstanceOf(JSObject *obj, const nsID *id, bool *bp);
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nsresult instanceOf(JSObject *obj, const nsID *id, bool *bp);
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/*
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* Check that |obj| is a DOM wrapper whose prototype chain contains
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* |prototypeID| at depth |depth|.
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*/
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static bool DOMInstanceOf(JSObject *obj, int prototypeID, int depth, bool *bp);
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bool domInstanceOf(JSObject *obj, int prototypeID, int depth, bool *bp);
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mozilla::ipc::IProtocol*
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CloneProtocol(Channel* aChannel, ProtocolCloneContext* aCtx) MOZ_OVERRIDE;
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protected:
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JSObject *unwrap(JSContext *cx, ObjectId objId);
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private:
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bool makeId(JSContext *cx, JSObject *obj, ObjectId *idp);
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bool getPropertyNames(JSContext *cx, JS::HandleObject proxy, uint32_t flags,
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JS::AutoIdVector &props);
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ObjectId idOf(JSObject *obj);
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// Catastrophic IPC failure.
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bool ipcfail(JSContext *cx);
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// Check whether a return status is okay, and if not, propagate its error.
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bool ok(JSContext *cx, const ReturnStatus &status);
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private:
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uintptr_t refcount_;
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bool inactive_;
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};
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} // jsipc
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} // mozilla
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#endif // mozilla_jsipc_JavaScriptWrapper_h__
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