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-rw-r--r--dom/debugger/EventCallbackDebuggerNotification.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/dom/debugger/EventCallbackDebuggerNotification.h b/dom/debugger/EventCallbackDebuggerNotification.h
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+++ b/dom/debugger/EventCallbackDebuggerNotification.h
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+/* -*- 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_EventCallbackDebuggerNotification_h
+#define mozilla_dom_EventCallbackDebuggerNotification_h
+
+#include "CallbackDebuggerNotification.h"
+#include "DebuggerNotificationManager.h"
+#include "mozilla/dom/Event.h"
+#include "mozilla/RefPtr.h"
+
+namespace mozilla::dom {
+
+class EventCallbackDebuggerNotification : public CallbackDebuggerNotification {
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(EventCallbackDebuggerNotification,
+ CallbackDebuggerNotification)
+
+ EventCallbackDebuggerNotification(
+ nsIGlobalObject* aDebuggeeGlobal, DebuggerNotificationType aType,
+ Event* aEvent, EventCallbackDebuggerNotificationType aTargetType,
+ CallbackDebuggerNotificationPhase aPhase,
+ nsIGlobalObject* aOwnerGlobal = nullptr)
+ : CallbackDebuggerNotification(aDebuggeeGlobal, aType, aPhase,
+ aOwnerGlobal),
+ mEvent(aEvent),
+ mTargetType(aTargetType) {}
+
+ // nsWrapperCache
+ virtual JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ already_AddRefed<DebuggerNotification> CloneInto(
+ nsIGlobalObject* aNewOwner) const override;
+
+ mozilla::dom::Event* Event() const { return mEvent; }
+ EventCallbackDebuggerNotificationType TargetType() const {
+ return mTargetType;
+ }
+
+ private:
+ ~EventCallbackDebuggerNotification() = default;
+
+ RefPtr<mozilla::dom::Event> mEvent;
+ EventCallbackDebuggerNotificationType mTargetType;
+};
+
+class MOZ_RAII EventCallbackDebuggerNotificationGuard final {
+ public:
+ MOZ_CAN_RUN_SCRIPT_BOUNDARY explicit EventCallbackDebuggerNotificationGuard(
+ mozilla::dom::EventTarget* aEventTarget, mozilla::dom::Event* aEvent)
+ : mDebuggeeGlobal(aEventTarget ? aEventTarget->GetOwnerGlobal()
+ : nullptr),
+ mEventTarget(aEventTarget),
+ mEvent(aEvent) {
+ Dispatch(CallbackDebuggerNotificationPhase::Pre);
+ }
+ EventCallbackDebuggerNotificationGuard(
+ const EventCallbackDebuggerNotificationGuard&) = delete;
+ EventCallbackDebuggerNotificationGuard(
+ EventCallbackDebuggerNotificationGuard&&) = delete;
+ EventCallbackDebuggerNotificationGuard& operator=(
+ const EventCallbackDebuggerNotificationGuard&) = delete;
+ EventCallbackDebuggerNotificationGuard& operator=(
+ EventCallbackDebuggerNotificationGuard&&) = delete;
+
+ MOZ_CAN_RUN_SCRIPT_BOUNDARY ~EventCallbackDebuggerNotificationGuard() {
+ Dispatch(CallbackDebuggerNotificationPhase::Post);
+ }
+
+ private:
+ MOZ_CAN_RUN_SCRIPT void Dispatch(CallbackDebuggerNotificationPhase aPhase) {
+ auto manager = DebuggerNotificationManager::ForDispatch(mDebuggeeGlobal);
+ if (MOZ_UNLIKELY(manager)) {
+ DispatchToManager(manager, aPhase);
+ }
+ }
+
+ MOZ_CAN_RUN_SCRIPT void DispatchToManager(
+ const RefPtr<DebuggerNotificationManager>& aManager,
+ CallbackDebuggerNotificationPhase aPhase);
+
+ nsIGlobalObject* mDebuggeeGlobal;
+ mozilla::dom::EventTarget* mEventTarget;
+ mozilla::dom::Event* mEvent;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_EventCallbackDebuggerNotification_h