2008-07-24 21:07:43 -07:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2012-05-21 04:12:37 -07:00
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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2008-07-24 21:07:43 -07:00
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#include "nsDOMMouseScrollEvent.h"
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#include "nsGUIEvent.h"
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#include "nsIContent.h"
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#include "nsContentUtils.h"
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nsDOMMouseScrollEvent::nsDOMMouseScrollEvent(nsPresContext* aPresContext,
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nsInputEvent* aEvent)
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: nsDOMMouseEvent(aPresContext, aEvent ? aEvent :
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2011-10-17 07:59:28 -07:00
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new nsMouseScrollEvent(false, 0, nsnull))
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2008-07-24 21:07:43 -07:00
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{
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2008-12-19 15:27:33 -08:00
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if (aEvent) {
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2011-10-17 07:59:28 -07:00
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mEventIsInternal = false;
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2008-12-19 15:27:33 -08:00
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} else {
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2011-10-17 07:59:28 -07:00
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mEventIsInternal = true;
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2008-12-19 15:27:33 -08:00
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mEvent->time = PR_Now();
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mEvent->refPoint.x = mEvent->refPoint.y = 0;
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2011-08-26 00:43:56 -07:00
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static_cast<nsMouseEvent*>(mEvent)->inputSource = nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
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2008-12-19 15:27:33 -08:00
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}
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2008-07-24 21:07:43 -07:00
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if(mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
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nsMouseScrollEvent* mouseEvent = static_cast<nsMouseScrollEvent*>(mEvent);
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mDetail = mouseEvent->delta;
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}
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}
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nsDOMMouseScrollEvent::~nsDOMMouseScrollEvent()
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{
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if (mEventIsInternal && mEvent) {
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switch (mEvent->eventStructType)
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{
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case NS_MOUSE_SCROLL_EVENT:
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delete static_cast<nsMouseScrollEvent*>(mEvent);
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break;
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default:
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delete mEvent;
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break;
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}
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mEvent = nsnull;
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}
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}
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NS_IMPL_ADDREF_INHERITED(nsDOMMouseScrollEvent, nsDOMMouseEvent)
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NS_IMPL_RELEASE_INHERITED(nsDOMMouseScrollEvent, nsDOMMouseEvent)
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2010-01-12 05:08:43 -08:00
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DOMCI_DATA(MouseScrollEvent, nsDOMMouseScrollEvent)
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2008-07-24 21:07:43 -07:00
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NS_INTERFACE_MAP_BEGIN(nsDOMMouseScrollEvent)
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NS_INTERFACE_MAP_ENTRY(nsIDOMMouseScrollEvent)
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2010-03-17 08:09:05 -07:00
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NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(MouseScrollEvent)
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2008-07-24 21:07:43 -07:00
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NS_INTERFACE_MAP_END_INHERITING(nsDOMMouseEvent)
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NS_IMETHODIMP
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2011-09-28 23:19:26 -07:00
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nsDOMMouseScrollEvent::InitMouseScrollEvent(const nsAString & aType, bool aCanBubble, bool aCancelable,
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2011-04-23 23:54:25 -07:00
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nsIDOMWindow *aView, PRInt32 aDetail, PRInt32 aScreenX,
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2008-07-24 21:07:43 -07:00
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PRInt32 aScreenY, PRInt32 aClientX, PRInt32 aClientY,
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bool aCtrlKey, bool aAltKey, bool aShiftKey,
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bool aMetaKey, PRUint16 aButton, nsIDOMEventTarget *aRelatedTarget,
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PRInt32 aAxis)
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{
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nsresult rv = nsDOMMouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
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aScreenX, aScreenY, aClientX, aClientY, aCtrlKey,
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aAltKey, aShiftKey, aMetaKey, aButton, aRelatedTarget);
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NS_ENSURE_SUCCESS(rv, rv);
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if (mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
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static_cast<nsMouseScrollEvent*>(mEvent)->scrollFlags =
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(aAxis == HORIZONTAL_AXIS) ? nsMouseScrollEvent::kIsHorizontal
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: nsMouseScrollEvent::kIsVertical;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDOMMouseScrollEvent::GetAxis(PRInt32* aResult)
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{
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NS_ENSURE_ARG_POINTER(aResult);
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if (mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
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PRUint32 flags = static_cast<nsMouseScrollEvent*>(mEvent)->scrollFlags;
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*aResult = (flags & nsMouseScrollEvent::kIsHorizontal)
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? PRInt32(HORIZONTAL_AXIS) : PRInt32(VERTICAL_AXIS);
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} else {
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*aResult = 0;
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}
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return NS_OK;
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}
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nsresult NS_NewDOMMouseScrollEvent(nsIDOMEvent** aInstancePtrResult,
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nsPresContext* aPresContext,
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nsInputEvent *aEvent)
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{
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nsDOMMouseScrollEvent* it = new nsDOMMouseScrollEvent(aPresContext, aEvent);
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return CallQueryInterface(it, aInstancePtrResult);
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}
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