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       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "mozilla/dom/MouseScrollEvent.h"
       8             : #include "mozilla/MouseEvents.h"
       9             : #include "prtime.h"
      10             : #include "nsIDOMMouseScrollEvent.h"
      11             : 
      12             : namespace mozilla {
      13             : namespace dom {
      14             : 
      15           0 : MouseScrollEvent::MouseScrollEvent(EventTarget* aOwner,
      16             :                                    nsPresContext* aPresContext,
      17           0 :                                    WidgetMouseScrollEvent* aEvent)
      18             :   : MouseEvent(aOwner, aPresContext,
      19             :                aEvent ? aEvent :
      20           0 :                         new WidgetMouseScrollEvent(false, eVoidEvent, nullptr))
      21             : {
      22           0 :   if (aEvent) {
      23           0 :     mEventIsInternal = false;
      24             :   } else {
      25           0 :     mEventIsInternal = true;
      26           0 :     mEvent->mTime = PR_Now();
      27           0 :     mEvent->mRefPoint = LayoutDeviceIntPoint(0, 0);
      28           0 :     static_cast<WidgetMouseEventBase*>(mEvent)->inputSource =
      29             :       nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
      30             :   }
      31             : 
      32           0 :   mDetail = mEvent->AsMouseScrollEvent()->mDelta;
      33           0 : }
      34             : 
      35           0 : NS_IMPL_ADDREF_INHERITED(MouseScrollEvent, MouseEvent)
      36           0 : NS_IMPL_RELEASE_INHERITED(MouseScrollEvent, MouseEvent)
      37             : 
      38           0 : NS_INTERFACE_MAP_BEGIN(MouseScrollEvent)
      39           0 : NS_INTERFACE_MAP_END_INHERITING(MouseEvent)
      40             : 
      41             : void
      42           0 : MouseScrollEvent::InitMouseScrollEvent(const nsAString& aType,
      43             :                                        bool aCanBubble,
      44             :                                        bool aCancelable,
      45             :                                        nsGlobalWindow* aView,
      46             :                                        int32_t aDetail,
      47             :                                        int32_t aScreenX,
      48             :                                        int32_t aScreenY,
      49             :                                        int32_t aClientX,
      50             :                                        int32_t aClientY,
      51             :                                        bool aCtrlKey,
      52             :                                        bool aAltKey,
      53             :                                        bool aShiftKey,
      54             :                                        bool aMetaKey,
      55             :                                        uint16_t aButton,
      56             :                                        EventTarget* aRelatedTarget,
      57             :                                        int32_t aAxis)
      58             : {
      59           0 :   NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
      60             : 
      61           0 :   MouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
      62             :                              aScreenX, aScreenY, aClientX, aClientY,
      63             :                              aCtrlKey, aAltKey, aShiftKey, aMetaKey, aButton,
      64           0 :                              aRelatedTarget);
      65           0 :   mEvent->AsMouseScrollEvent()->mIsHorizontal =
      66           0 :     (aAxis == nsIDOMMouseScrollEvent::HORIZONTAL_AXIS);
      67             : }
      68             : 
      69             : int32_t
      70           0 : MouseScrollEvent::Axis()
      71             : {
      72           0 :   return mEvent->AsMouseScrollEvent()->mIsHorizontal ?
      73             :           static_cast<int32_t>(nsIDOMMouseScrollEvent::HORIZONTAL_AXIS) :
      74           0 :           static_cast<int32_t>(nsIDOMMouseScrollEvent::VERTICAL_AXIS);
      75             : }
      76             : 
      77             : } // namespace dom
      78             : } // namespace mozilla
      79             : 
      80             : using namespace mozilla;
      81             : using namespace dom;
      82             : 
      83             : already_AddRefed<MouseScrollEvent>
      84           0 : NS_NewDOMMouseScrollEvent(EventTarget* aOwner,
      85             :                           nsPresContext* aPresContext,
      86             :                           WidgetMouseScrollEvent* aEvent)
      87             : {
      88             :   RefPtr<MouseScrollEvent> it =
      89           0 :     new MouseScrollEvent(aOwner, aPresContext, aEvent);
      90           0 :   return it.forget();
      91             : }