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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/bindings/CallbackFunction.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/bindings/CallbackFunction.h')
-rw-r--r-- | dom/bindings/CallbackFunction.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/dom/bindings/CallbackFunction.h b/dom/bindings/CallbackFunction.h new file mode 100644 index 0000000000..ef0487d875 --- /dev/null +++ b/dom/bindings/CallbackFunction.h @@ -0,0 +1,55 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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/. */ + +/** + * A common base class for representing WebIDL callback function types in C++. + * + * This class implements common functionality like lifetime + * management, initialization with the callable, and setup of the call + * environment. Subclasses corresponding to particular callback + * function types should provide a Call() method that actually does + * the call. + */ + +#ifndef mozilla_dom_CallbackFunction_h +#define mozilla_dom_CallbackFunction_h + +#include "mozilla/dom/CallbackObject.h" + +namespace mozilla::dom { + +class CallbackFunction : public CallbackObject { + public: + // See CallbackObject for an explanation of the arguments. + explicit CallbackFunction(JSContext* aCx, JS::Handle<JSObject*> aCallable, + JS::Handle<JSObject*> aCallableGlobal, + nsIGlobalObject* aIncumbentGlobal) + : CallbackObject(aCx, aCallable, aCallableGlobal, aIncumbentGlobal) {} + + // See CallbackObject for an explanation of the arguments. + explicit CallbackFunction(JSObject* aCallable, JSObject* aCallableGlobal, + JSObject* aAsyncStack, + nsIGlobalObject* aIncumbentGlobal) + : CallbackObject(aCallable, aCallableGlobal, aAsyncStack, + aIncumbentGlobal) {} + + JSObject* CallableOrNull() const { return CallbackOrNull(); } + + JSObject* CallablePreserveColor() const { return CallbackPreserveColor(); } + + protected: + explicit CallbackFunction(CallbackFunction* aCallbackFunction) + : CallbackObject(aCallbackFunction) {} + + // See CallbackObject for an explanation of the arguments. + CallbackFunction(JSObject* aCallable, JSObject* aCallableGlobal, + const FastCallbackConstructor&) + : CallbackObject(aCallable, aCallableGlobal, FastCallbackConstructor()) {} +}; + +} // namespace mozilla::dom + +#endif // mozilla_dom_CallbackFunction_h |