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50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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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/**
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* A common base class for representing WebIDL callback interface types in C++.
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*
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* This class implements common functionality like lifetime management,
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* initialization with the callback object, and setup of the call environment.
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* Subclasses corresponding to particular callback interface types should
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* provide methods that actually do the various necessary calls.
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*/
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#ifndef mozilla_dom_CallbackInterface_h
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#define mozilla_dom_CallbackInterface_h
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#include "mozilla/dom/CallbackObject.h"
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namespace mozilla {
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namespace dom {
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class CallbackInterface : public CallbackObject
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{
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public:
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/**
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* Create a CallbackInterface. aCallback is the callback object we're
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* wrapping. aOwner is the object that will be receiving this
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* CallbackInterface as a method argument, if any. We need this so we can
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* store our callable in the same compartment as our owner. If *aInited is
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* set to false, an exception has been thrown.
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*/
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CallbackInterface(JSContext* cx, JSObject* aOwner, JSObject* aCallback,
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bool* aInited)
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: CallbackObject(cx, aOwner, aCallback, aInited)
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{
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}
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protected:
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bool GetCallableProperty(JSContext* cx, const char* aPropName,
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JS::Value* aCallable);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_CallbackFunction_h
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