gecko-dev/dom/debugger/CallbackDebuggerNotification.h

80 строки
2.8 KiB
C++

/* -*- 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/. */
#ifndef mozilla_dom_CallbackDebuggerNotification_h
#define mozilla_dom_CallbackDebuggerNotification_h
#include "DebuggerNotification.h"
#include "DebuggerNotificationManager.h"
namespace mozilla {
namespace dom {
class CallbackDebuggerNotification : public DebuggerNotification {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(CallbackDebuggerNotification,
DebuggerNotification)
CallbackDebuggerNotification(nsIGlobalObject* aDebuggeeGlobal,
DebuggerNotificationType aType,
CallbackDebuggerNotificationPhase aPhase,
nsIGlobalObject* aOwnerGlobal = nullptr)
: DebuggerNotification(aDebuggeeGlobal, aType, aOwnerGlobal),
mPhase(aPhase) {}
// nsWrapperCache
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
already_AddRefed<DebuggerNotification> CloneInto(
nsIGlobalObject* aNewOwner) const override;
CallbackDebuggerNotificationPhase Phase() const { return mPhase; }
protected:
~CallbackDebuggerNotification() = default;
CallbackDebuggerNotificationPhase mPhase;
};
class MOZ_RAII CallbackDebuggerNotificationGuard final {
public:
MOZ_CAN_RUN_SCRIPT CallbackDebuggerNotificationGuard(
nsIGlobalObject* aDebuggeeGlobal, DebuggerNotificationType aType)
: mDebuggeeGlobal(aDebuggeeGlobal), mType(aType) {
Dispatch(CallbackDebuggerNotificationPhase::Pre);
}
CallbackDebuggerNotificationGuard(const CallbackDebuggerNotificationGuard&) =
delete;
CallbackDebuggerNotificationGuard(CallbackDebuggerNotificationGuard&&) =
delete;
CallbackDebuggerNotificationGuard& operator=(
const CallbackDebuggerNotificationGuard&) = delete;
CallbackDebuggerNotificationGuard& operator=(
CallbackDebuggerNotificationGuard&&) = delete;
MOZ_CAN_RUN_SCRIPT ~CallbackDebuggerNotificationGuard() {
Dispatch(CallbackDebuggerNotificationPhase::Post);
}
private:
MOZ_CAN_RUN_SCRIPT void Dispatch(CallbackDebuggerNotificationPhase aPhase) {
auto manager = DebuggerNotificationManager::ForDispatch(mDebuggeeGlobal);
if (MOZ_UNLIKELY(manager)) {
manager->Dispatch<CallbackDebuggerNotification>(mType, aPhase);
}
}
nsIGlobalObject* mDebuggeeGlobal;
DebuggerNotificationType mType;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_CallbackDebuggerNotification_h