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d12ca3002f
This turned out to be simpler than expected. Apart from generated bindings, a lot of the callers didn't make use of the fact that the return value was a handle. Differential Revision: https://phabricator.services.mozilla.com/D72120
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 function types in C++.
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*
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* This class implements common functionality like lifetime
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* management, initialization with the callable, and setup of the call
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* environment. Subclasses corresponding to particular callback
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* function types should provide a Call() method that actually does
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* the call.
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*/
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#ifndef mozilla_dom_CallbackFunction_h
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#define mozilla_dom_CallbackFunction_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 CallbackFunction : public CallbackObject {
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public:
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// See CallbackObject for an explanation of the arguments.
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explicit CallbackFunction(JSContext* aCx, JS::Handle<JSObject*> aCallable,
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JS::Handle<JSObject*> aCallableGlobal,
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nsIGlobalObject* aIncumbentGlobal)
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: CallbackObject(aCx, aCallable, aCallableGlobal, aIncumbentGlobal) {}
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// See CallbackObject for an explanation of the arguments.
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explicit CallbackFunction(JSObject* aCallable, JSObject* aCallableGlobal,
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JSObject* aAsyncStack,
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nsIGlobalObject* aIncumbentGlobal)
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: CallbackObject(aCallable, aCallableGlobal, aAsyncStack,
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aIncumbentGlobal) {}
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JSObject* CallableOrNull() const { return CallbackOrNull(); }
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JSObject* CallablePreserveColor() const { return CallbackPreserveColor(); }
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protected:
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explicit CallbackFunction(CallbackFunction* aCallbackFunction)
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: CallbackObject(aCallbackFunction) {}
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// See CallbackObject for an explanation of the arguments.
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CallbackFunction(JSObject* aCallable, JSObject* aCallableGlobal,
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const FastCallbackConstructor&)
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: CallbackObject(aCallable, aCallableGlobal, FastCallbackConstructor()) {}
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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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