зеркало из https://github.com/mozilla/gecko-dev.git
87 строки
2.1 KiB
C++
87 строки
2.1 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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* 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_ContextWrapperParent_h__
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#define mozilla_jsipc_ContextWrapperParent_h__
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#include "mozilla/jsipc/PContextWrapperParent.h"
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#include "mozilla/jsipc/ObjectWrapperParent.h"
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#include "mozilla/jsipc/CPOWTypes.h"
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#include "mozilla/dom/ContentParent.h"
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#include "jsapi.h"
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#include "nsAutoJSValHolder.h"
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namespace mozilla {
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namespace jsipc {
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using mozilla::dom::ContentParent;
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class ContextWrapperParent
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: public PContextWrapperParent
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{
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public:
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ContextWrapperParent(ContentParent* cpp)
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: mContent(cpp)
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, mGlobal(NULL)
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{}
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JSBool GetGlobalJSObject(JSContext* cx, JSObject** globalp) {
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if (!mGlobal)
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return JS_FALSE;
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mGlobalHolder.Hold(cx);
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mGlobalHolder = *globalp = mGlobal->GetJSObject(cx);
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return JS_TRUE;
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}
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ObjectWrapperParent* GetGlobalObjectWrapper() const {
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return mGlobal;
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}
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bool RequestRunToCompletion() {
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return mContent->RequestRunToCompletion();
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}
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private:
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ContentParent* mContent;
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ObjectWrapperParent* mGlobal;
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nsAutoJSValHolder mGlobalHolder;
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PObjectWrapperParent* AllocPObjectWrapper(const bool&) {
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return new ObjectWrapperParent();
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}
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bool RecvPObjectWrapperConstructor(PObjectWrapperParent* actor,
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const bool& makeGlobal)
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{
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if (makeGlobal) {
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mGlobalHolder.Release();
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mGlobal = static_cast<ObjectWrapperParent*>(actor);
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}
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return true;
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}
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bool DeallocPObjectWrapper(PObjectWrapperParent* actor)
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{
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if (mGlobal &&
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mGlobal == static_cast<ObjectWrapperParent*>(actor)) {
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mGlobalHolder.Release();
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mGlobal = NULL;
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}
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delete actor;
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return true;
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}
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};
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}}
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#endif
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