gecko/tools/profiler/JSObjectBuilder.h
Terrence Cole 7c72c332e9 Bug 877658 - Exactly root tools/profiler/; r=BenWa
--HG--
extra : rebase_source : a7c5bbcb64d7b670e170e3c20dda53d03a4f2cc1
2013-09-05 16:10:37 -07:00

68 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef JSOBJECTBUILDER_H
#define JSOBJECTBUILDER_H
#include "js/TypeDecls.h"
#include "js/RootingAPI.h"
class JSCustomArray;
class JSCustomObject;
class JSCustomObjectBuilder;
class nsAString;
/* this is handy wrapper around JSAPI to make it more pleasant to use.
* We collect the JSAPI errors and so that callers don't need to */
class JSObjectBuilder
{
public:
typedef JS::Handle<JSObject*> ObjectHandle;
typedef JS::Handle<JSObject*> ArrayHandle;
typedef JS::Rooted<JSObject*> RootedObject;
typedef JS::Rooted<JSObject*> RootedArray;
typedef JSObject* Object;
typedef JSObject* Array;
// We need to ensure that this object lives on the stack so that GC sees it properly
explicit JSObjectBuilder(JSContext *aCx);
~JSObjectBuilder() {}
void DefineProperty(JS::HandleObject aObject, const char *name, JS::HandleObject aValue);
void DefineProperty(JS::HandleObject aObject, const char *name, int value);
void DefineProperty(JS::HandleObject aObject, const char *name, double value);
void DefineProperty(JS::HandleObject aObject, const char *name, nsAString &value);
void DefineProperty(JS::HandleObject aObject, const char *name, const char *value, size_t valueLength);
void DefineProperty(JS::HandleObject aObject, const char *name, const char *value);
void ArrayPush(JS::HandleObject aArray, int value);
void ArrayPush(JS::HandleObject aArray, const char *value);
void ArrayPush(JS::HandleObject aArray, JS::HandleObject aObject);
JSObject *CreateArray();
JSObject *CreateObject();
JSContext *context() const { return mCx; }
private:
JSObjectBuilder(const JSObjectBuilder&);
JSObjectBuilder& operator=(const JSObjectBuilder&);
void* operator new(size_t);
void* operator new[](size_t);
void operator delete(void*) {
// Since JSObjectBuilder has a virtual destructor the compiler
// has to provide a destructor in the object file that will call
// operate delete in case there is a derived class since its
// destructor wont know how to free this instance.
abort();
}
void operator delete[](void*);
JSContext *mCx;
int mOk;
};
#endif