michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/dom/MouseScrollEvent.h"
michael@0: #include "mozilla/MouseEvents.h"
michael@0: #include "prtime.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: MouseScrollEvent::MouseScrollEvent(EventTarget* aOwner,
michael@0:                                    nsPresContext* aPresContext,
michael@0:                                    WidgetMouseScrollEvent* aEvent)
michael@0:   : MouseEvent(aOwner, aPresContext,
michael@0:                aEvent ? aEvent : new WidgetMouseScrollEvent(false, 0, nullptr))
michael@0: {
michael@0:   if (aEvent) {
michael@0:     mEventIsInternal = false;
michael@0:   } else {
michael@0:     mEventIsInternal = true;
michael@0:     mEvent->time = PR_Now();
michael@0:     mEvent->refPoint.x = mEvent->refPoint.y = 0;
michael@0:     static_cast<WidgetMouseEventBase*>(mEvent)->inputSource =
michael@0:       nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
michael@0:   }
michael@0: 
michael@0:   mDetail = mEvent->AsMouseScrollEvent()->delta;
michael@0: }
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(MouseScrollEvent, MouseEvent)
michael@0: NS_IMPL_RELEASE_INHERITED(MouseScrollEvent, MouseEvent)
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN(MouseScrollEvent)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIDOMMouseScrollEvent)
michael@0: NS_INTERFACE_MAP_END_INHERITING(MouseEvent)
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MouseScrollEvent::InitMouseScrollEvent(const nsAString& aType,
michael@0:                                        bool aCanBubble,
michael@0:                                        bool aCancelable,
michael@0:                                        nsIDOMWindow* aView,
michael@0:                                        int32_t aDetail,
michael@0:                                        int32_t aScreenX,
michael@0:                                        int32_t aScreenY,
michael@0:                                        int32_t aClientX,
michael@0:                                        int32_t aClientY,
michael@0:                                        bool aCtrlKey,
michael@0:                                        bool aAltKey,
michael@0:                                        bool aShiftKey,
michael@0:                                        bool aMetaKey,
michael@0:                                        uint16_t aButton,
michael@0:                                        nsIDOMEventTarget* aRelatedTarget,
michael@0:                                        int32_t aAxis)
michael@0: {
michael@0:   nsresult rv =
michael@0:     MouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
michael@0:                                aScreenX, aScreenY, aClientX, aClientY,
michael@0:                                aCtrlKey, aAltKey, aShiftKey, aMetaKey, aButton,
michael@0:                                aRelatedTarget);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0:   mEvent->AsMouseScrollEvent()->isHorizontal = (aAxis == HORIZONTAL_AXIS);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: MouseScrollEvent::GetAxis(int32_t* aResult)
michael@0: {
michael@0:   NS_ENSURE_ARG_POINTER(aResult);
michael@0:   *aResult = Axis();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: int32_t
michael@0: MouseScrollEvent::Axis()
michael@0: {
michael@0:   return mEvent->AsMouseScrollEvent()->isHorizontal ?
michael@0:            static_cast<int32_t>(HORIZONTAL_AXIS) :
michael@0:            static_cast<int32_t>(VERTICAL_AXIS);
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace dom;
michael@0: 
michael@0: nsresult
michael@0: NS_NewDOMMouseScrollEvent(nsIDOMEvent** aInstancePtrResult,
michael@0:                           EventTarget* aOwner,
michael@0:                           nsPresContext* aPresContext,
michael@0:                           WidgetMouseScrollEvent* aEvent)
michael@0: {
michael@0:   MouseScrollEvent* it = new MouseScrollEvent(aOwner, aPresContext, aEvent);
michael@0:   NS_ADDREF(it);
michael@0:   *aInstancePtrResult = static_cast<Event*>(it);
michael@0:   return NS_OK;
michael@0: }