зеркало из https://github.com/mozilla/gecko-dev.git
68 строки
2.4 KiB
C++
68 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 JSOBJECTBUILDER_H
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#define JSOBJECTBUILDER_H
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#include "js/TypeDecls.h"
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#include "js/RootingAPI.h"
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class JSCustomArray;
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class JSCustomObject;
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class JSCustomObjectBuilder;
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class nsAString;
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/* this is handy wrapper around JSAPI to make it more pleasant to use.
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* We collect the JSAPI errors and so that callers don't need to */
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class JSObjectBuilder
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{
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public:
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typedef JS::Handle<JSObject*> ObjectHandle;
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typedef JS::Handle<JSObject*> ArrayHandle;
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typedef JS::Rooted<JSObject*> RootedObject;
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typedef JS::Rooted<JSObject*> RootedArray;
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typedef JSObject* Object;
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typedef JSObject* Array;
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// We need to ensure that this object lives on the stack so that GC sees it properly
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explicit JSObjectBuilder(JSContext *aCx);
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~JSObjectBuilder() {}
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void DefineProperty(JS::HandleObject aObject, const char *name, JS::HandleObject aValue);
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void DefineProperty(JS::HandleObject aObject, const char *name, int value);
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void DefineProperty(JS::HandleObject aObject, const char *name, double value);
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void DefineProperty(JS::HandleObject aObject, const char *name, nsAString &value);
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void DefineProperty(JS::HandleObject aObject, const char *name, const char *value, size_t valueLength);
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void DefineProperty(JS::HandleObject aObject, const char *name, const char *value);
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void ArrayPush(JS::HandleObject aArray, int value);
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void ArrayPush(JS::HandleObject aArray, const char *value);
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void ArrayPush(JS::HandleObject aArray, JS::HandleObject aObject);
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JSObject *CreateArray();
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JSObject *CreateObject();
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JSContext *context() const { return mCx; }
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private:
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JSObjectBuilder(const JSObjectBuilder&);
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JSObjectBuilder& operator=(const JSObjectBuilder&);
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void* operator new(size_t);
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void* operator new[](size_t);
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void operator delete(void*) {
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// Since JSObjectBuilder has a virtual destructor the compiler
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// has to provide a destructor in the object file that will call
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// operate delete in case there is a derived class since its
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// destructor wont know how to free this instance.
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abort();
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}
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void operator delete[](void*);
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JSContext *mCx;
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int mOk;
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};
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#endif
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