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/* -*- Mode: C++; tab-width: 8; 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 mozilla_dom_WebIDLGlobalNameHash_h__
#define mozilla_dom_WebIDLGlobalNameHash_h__
#include "js/RootingAPI.h"
#include "nsString.h"
#include "nsTArray.h"
namespace mozilla {
namespace dom {
struct WebIDLNameTableEntry;
class WebIDLGlobalNameHash
{
public:
static void Init();
static void Shutdown();
typedef JSObject*
(*DefineGlobalName)(JSContext* cx, JS::Handle<JSObject*> global,
JS::Handle<jsid> id, bool defineOnGlobal);
// Check whether a constructor should be enabled for the given object.
// Note that the object should NOT be an Xray, since Xrays will end up
// defining constructors on the underlying object.
// This is a typedef for the function type itself, not the function
// pointer, so it's more obvious that pointers to a ConstructorEnabled
// can be null.
typedef bool
(ConstructorEnabled)(JSContext* cx, JS::Handle<JSObject*> obj);
static void Register(uint16_t aNameOffset, uint16_t aNameLength,
DefineGlobalName aDefine, ConstructorEnabled* aEnabled);
static void Remove(const char* aName, uint32_t aLength);
// Returns false if something failed. aFound is set to true if the name is in
// the hash, whether it's enabled or not.
static bool DefineIfEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj,
JS::Handle<jsid> aId,
JS::MutableHandle<JS::PropertyDescriptor> aDesc,
bool* aFound);
static bool MayResolve(jsid aId);
static void GetNames(JSContext* aCx, JS::Handle<JSObject*> aObj,
nsTArray<nsString>& aNames);
private:
friend struct WebIDLNameTableEntry;
// The total number of names that we will add to the hash.
// The value of sCount is generated by Codegen.py in RegisterBindings.cpp.
static const uint32_t sCount;
// The names that will be registered in the hash, concatenated as one big
// string with \0 as a separator between names.
// The value of sNames is generated by Codegen.py in RegisterBindings.cpp.
static const char sNames[];
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_WebIDLGlobalNameHash_h__
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