зеркало из https://github.com/mozilla/gecko-dev.git
86 строки
3.1 KiB
C++
86 строки
3.1 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/. */
|
|
|
|
#include "mozilla/dom/MouseScrollEvent.h"
|
|
#include "mozilla/dom/MouseEventBinding.h"
|
|
#include "mozilla/MouseEvents.h"
|
|
#include "prtime.h"
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
MouseScrollEvent::MouseScrollEvent(EventTarget* aOwner,
|
|
nsPresContext* aPresContext,
|
|
WidgetMouseScrollEvent* aEvent)
|
|
: MouseEvent(aOwner, aPresContext,
|
|
aEvent ? aEvent :
|
|
new WidgetMouseScrollEvent(false, eVoidEvent, nullptr))
|
|
{
|
|
if (aEvent) {
|
|
mEventIsInternal = false;
|
|
} else {
|
|
mEventIsInternal = true;
|
|
mEvent->mTime = PR_Now();
|
|
mEvent->mRefPoint = LayoutDeviceIntPoint(0, 0);
|
|
static_cast<WidgetMouseEventBase*>(mEvent)->inputSource =
|
|
MouseEvent_Binding::MOZ_SOURCE_UNKNOWN;
|
|
}
|
|
|
|
mDetail = mEvent->AsMouseScrollEvent()->mDelta;
|
|
}
|
|
|
|
void
|
|
MouseScrollEvent::InitMouseScrollEvent(const nsAString& aType,
|
|
bool aCanBubble,
|
|
bool aCancelable,
|
|
nsGlobalWindowInner* aView,
|
|
int32_t aDetail,
|
|
int32_t aScreenX,
|
|
int32_t aScreenY,
|
|
int32_t aClientX,
|
|
int32_t aClientY,
|
|
bool aCtrlKey,
|
|
bool aAltKey,
|
|
bool aShiftKey,
|
|
bool aMetaKey,
|
|
uint16_t aButton,
|
|
EventTarget* aRelatedTarget,
|
|
int32_t aAxis)
|
|
{
|
|
NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
|
|
|
|
MouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
|
|
aScreenX, aScreenY, aClientX, aClientY,
|
|
aCtrlKey, aAltKey, aShiftKey, aMetaKey, aButton,
|
|
aRelatedTarget);
|
|
mEvent->AsMouseScrollEvent()->mIsHorizontal =
|
|
(aAxis == MouseScrollEvent_Binding::HORIZONTAL_AXIS);
|
|
}
|
|
|
|
int32_t
|
|
MouseScrollEvent::Axis()
|
|
{
|
|
return mEvent->AsMouseScrollEvent()->mIsHorizontal ?
|
|
MouseScrollEvent_Binding::HORIZONTAL_AXIS :
|
|
MouseScrollEvent_Binding::VERTICAL_AXIS;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
using namespace mozilla;
|
|
using namespace dom;
|
|
|
|
already_AddRefed<MouseScrollEvent>
|
|
NS_NewDOMMouseScrollEvent(EventTarget* aOwner,
|
|
nsPresContext* aPresContext,
|
|
WidgetMouseScrollEvent* aEvent)
|
|
{
|
|
RefPtr<MouseScrollEvent> it =
|
|
new MouseScrollEvent(aOwner, aPresContext, aEvent);
|
|
return it.forget();
|
|
}
|