js/xpconnect/wrappers/FilteringWrapper.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef __FilteringWrapper_h__
   8 #define __FilteringWrapper_h__
   9
  10 #include "XrayWrapper.h"
  11 #include "mozilla/Attributes.h"
  12 #include "mozilla/Maybe.h"
  13 #include "js/CallNonGenericMethod.h"
  14 #include "js/Wrapper.h"
  15
  16 namespace xpc {
  17
  18 template <typename Base, typename Policy>
  19 class FilteringWrapper : public Base {
  20  public:
  21   constexpr explicit FilteringWrapper(unsigned flags) : Base(flags) {}
  22
  23   virtual bool enter(JSContext* cx, JS::Handle<JSObject*> wrapper,
  24                      JS::Handle<jsid> id, js::Wrapper::Action act,
  25                      bool mayThrow, bool* bp) const override;
  26
  27   virtual bool getOwnPropertyDescriptor(
  28       JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
  29       JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc)
  30       const override;
  31   virtual bool ownPropertyKeys(JSContext* cx, JS::Handle<JSObject*> wrapper,
  32                                JS::MutableHandleIdVector props) const override;
  33
  34   virtual bool getOwnEnumerablePropertyKeys(
  35       JSContext* cx, JS::Handle<JSObject*> wrapper,
  36       JS::MutableHandleIdVector props) const override;
  37   virtual bool enumerate(JSContext* cx, JS::Handle<JSObject*> wrapper,
  38                          JS::MutableHandleIdVector props) const override;
  39
  40   virtual bool call(JSContext* cx, JS::Handle<JSObject*> wrapper,
  41                     const JS::CallArgs& args) const override;
  42   virtual bool construct(JSContext* cx, JS::Handle<JSObject*> wrapper,
  43                          const JS::CallArgs& args) const override;
  44
  45   virtual bool nativeCall(JSContext* cx, JS::IsAcceptableThis test,
  46                           JS::NativeImpl impl,
  47                           const JS::CallArgs& args) const override;
  48
  49   virtual bool getPrototype(JSContext* cx, JS::HandleObject wrapper,
  50                             JS::MutableHandleObject protop) const override;
  51
  52   static const FilteringWrapper singleton;
  53 };
  54
  55 }  // namespace xpc
  56
  57 #endif /* __FilteringWrapper_h__ */