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-rw-r--r--dom/events/UIEvent.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/dom/events/UIEvent.h b/dom/events/UIEvent.h
new file mode 100644
index 000000000..3ec960109
--- /dev/null
+++ b/dom/events/UIEvent.h
@@ -0,0 +1,147 @@
+/* -*- 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_UIEvent_h_
+#define mozilla_dom_UIEvent_h_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/Event.h"
+#include "mozilla/dom/UIEventBinding.h"
+#include "nsDeviceContext.h"
+#include "nsIDOMUIEvent.h"
+#include "nsLayoutUtils.h"
+#include "nsPresContext.h"
+
+class nsINode;
+
+namespace mozilla {
+namespace dom {
+
+class UIEvent : public Event,
+ public nsIDOMUIEvent
+{
+public:
+ UIEvent(EventTarget* aOwner,
+ nsPresContext* aPresContext,
+ WidgetGUIEvent* aEvent);
+
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(UIEvent, Event)
+
+ // nsIDOMUIEvent Interface
+ NS_DECL_NSIDOMUIEVENT
+
+ // Forward to Event
+ NS_FORWARD_TO_EVENT_NO_SERIALIZATION_NO_DUPLICATION
+ NS_IMETHOD DuplicatePrivateData() override;
+ NS_IMETHOD_(void) Serialize(IPC::Message* aMsg, bool aSerializeInterfaceType) override;
+ NS_IMETHOD_(bool) Deserialize(const IPC::Message* aMsg, PickleIterator* aIter) override;
+
+
+ static already_AddRefed<UIEvent> Constructor(const GlobalObject& aGlobal,
+ const nsAString& aType,
+ const UIEventInit& aParam,
+ ErrorResult& aRv);
+
+ virtual JSObject* WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override
+ {
+ return UIEventBinding::Wrap(aCx, this, aGivenProto);
+ }
+
+ void InitUIEvent(const nsAString& typeArg,
+ bool canBubbleArg,
+ bool cancelableArg,
+ nsGlobalWindow* viewArg,
+ int32_t detailArg);
+
+ nsPIDOMWindowOuter* GetView() const
+ {
+ return mView;
+ }
+
+ int32_t Detail() const
+ {
+ return mDetail;
+ }
+
+ int32_t LayerX() const
+ {
+ return GetLayerPoint().x;
+ }
+
+ int32_t LayerY() const
+ {
+ return GetLayerPoint().y;
+ }
+
+ int32_t PageX() const;
+ int32_t PageY() const;
+
+ virtual uint32_t Which()
+ {
+ MOZ_ASSERT(mEvent->mClass != eKeyboardEventClass,
+ "Key events should override Which()");
+ MOZ_ASSERT(mEvent->mClass != eMouseEventClass,
+ "Mouse events should override Which()");
+ return 0;
+ }
+
+ already_AddRefed<nsINode> GetRangeParent();
+
+ int32_t RangeOffset() const;
+
+ bool IsChar() const;
+
+protected:
+ ~UIEvent() {}
+
+ // Internal helper functions
+ nsIntPoint GetMovementPoint();
+ nsIntPoint GetLayerPoint() const;
+
+ nsCOMPtr<nsPIDOMWindowOuter> mView;
+ int32_t mDetail;
+ CSSIntPoint mClientPoint;
+ // Screenpoint is mEvent->mRefPoint.
+ nsIntPoint mLayerPoint;
+ CSSIntPoint mPagePoint;
+ nsIntPoint mMovementPoint;
+ bool mIsPointerLocked;
+ CSSIntPoint mLastClientPoint;
+
+ static Modifiers ComputeModifierState(const nsAString& aModifiersList);
+ bool GetModifierStateInternal(const nsAString& aKey);
+ void InitModifiers(const EventModifierInit& aParam);
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#define NS_FORWARD_TO_UIEVENT \
+ NS_FORWARD_NSIDOMUIEVENT(UIEvent::) \
+ NS_FORWARD_TO_EVENT_NO_SERIALIZATION_NO_DUPLICATION \
+ NS_IMETHOD DuplicatePrivateData() override \
+ { \
+ return UIEvent::DuplicatePrivateData(); \
+ } \
+ NS_IMETHOD_(void) Serialize(IPC::Message* aMsg, \
+ bool aSerializeInterfaceType) \
+ override \
+ { \
+ UIEvent::Serialize(aMsg, aSerializeInterfaceType); \
+ } \
+ NS_IMETHOD_(bool) Deserialize(const IPC::Message* aMsg, \
+ PickleIterator* aIter) override \
+ { \
+ return UIEvent::Deserialize(aMsg, aIter); \
+ }
+
+already_AddRefed<mozilla::dom::UIEvent>
+NS_NewDOMUIEvent(mozilla::dom::EventTarget* aOwner,
+ nsPresContext* aPresContext,
+ mozilla::WidgetGUIEvent* aEvent);
+
+#endif // mozilla_dom_UIEvent_h_