LCOV - app.info - content/events/src/nsDOMMouseScrollEvent.cpp

LCOV - code coverage report
| Current view: | directory - content/events/src - nsDOMMouseScrollEvent.cpp (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 43 | 0 | 0.0 %
| Date: | 2012-04-21 | Functions: | 9 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is mozilla.org code.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * Markus Stange <mstange@themasta.com>
          19                 :  * Portions created by the Initial Developer are Copyright (C) 2008
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *
          24                 :  * Alternatively, the contents of this file may be used under the terms of
          25                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          26                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          28                 :  * of those above. If you wish to allow use of your version of this file only
          29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          30                 :  * use your version of this file under the terms of the MPL, indicate your
          31                 :  * decision by deleting the provisions above and replace them with the notice
          32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          33                 :  * the provisions above, a recipient may use your version of this file under
          34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          35                 :  *
          36                 :  * ***** END LICENSE BLOCK ***** */
          37                 :
          38                 : #include "nsDOMMouseScrollEvent.h"
          39                 : #include "nsGUIEvent.h"
          40                 : #include "nsIContent.h"
          41                 : #include "nsContentUtils.h"
          42                 :
          43               0 : nsDOMMouseScrollEvent::nsDOMMouseScrollEvent(nsPresContext* aPresContext,
          44                 :                                              nsInputEvent* aEvent)
          45                 :   : nsDOMMouseEvent(aPresContext, aEvent ? aEvent :
          46               0 :                                   new nsMouseScrollEvent(false, 0, nsnull))
          47                 : {
          48               0 :   if (aEvent) {
          49               0 :     mEventIsInternal = false;
          50                 :   } else {
          51               0 :     mEventIsInternal = true;
          52               0 :     mEvent->time = PR_Now();
          53               0 :     mEvent->refPoint.x = mEvent->refPoint.y = 0;
          54               0 :     static_cast<nsMouseEvent*>(mEvent)->inputSource = nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
          55                 :   }
          56                 :
          57               0 :   if(mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
          58               0 :     nsMouseScrollEvent* mouseEvent = static_cast<nsMouseScrollEvent*>(mEvent);
          59               0 :     mDetail = mouseEvent->delta;
          60                 :   }
          61               0 : }
          62                 :
          63               0 : nsDOMMouseScrollEvent::~nsDOMMouseScrollEvent()
          64                 : {
          65               0 :   if (mEventIsInternal && mEvent) {
          66               0 :     switch (mEvent->eventStructType)
          67                 :     {
          68                 :       case NS_MOUSE_SCROLL_EVENT:
          69               0 :         delete static_cast<nsMouseScrollEvent*>(mEvent);
          70               0 :         break;
          71                 :       default:
          72               0 :         delete mEvent;
          73               0 :         break;
          74                 :     }
          75               0 :     mEvent = nsnull;
          76                 :   }
          77               0 : }
          78                 :
          79               0 : NS_IMPL_ADDREF_INHERITED(nsDOMMouseScrollEvent, nsDOMMouseEvent)
          80               0 : NS_IMPL_RELEASE_INHERITED(nsDOMMouseScrollEvent, nsDOMMouseEvent)
          81                 :
          82                 : DOMCI_DATA(MouseScrollEvent, nsDOMMouseScrollEvent)
          83                 :
          84               0 : NS_INTERFACE_MAP_BEGIN(nsDOMMouseScrollEvent)
          85               0 :   NS_INTERFACE_MAP_ENTRY(nsIDOMMouseScrollEvent)
          86               0 :   NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(MouseScrollEvent)
          87               0 : NS_INTERFACE_MAP_END_INHERITING(nsDOMMouseEvent)
          88                 :
          89                 : NS_IMETHODIMP
          90               0 : nsDOMMouseScrollEvent::InitMouseScrollEvent(const nsAString & aType, bool aCanBubble, bool aCancelable,
          91                 :                                 nsIDOMWindow *aView, PRInt32 aDetail, PRInt32 aScreenX,
          92                 :                                 PRInt32 aScreenY, PRInt32 aClientX, PRInt32 aClientY,
          93                 :                                 bool aCtrlKey, bool aAltKey, bool aShiftKey,
          94                 :                                 bool aMetaKey, PRUint16 aButton, nsIDOMEventTarget *aRelatedTarget,
          95                 :                                 PRInt32 aAxis)
          96                 : {
          97                 :   nsresult rv = nsDOMMouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
          98                 :                                                 aScreenX, aScreenY, aClientX, aClientY, aCtrlKey,
          99               0 :                                                 aAltKey, aShiftKey, aMetaKey, aButton, aRelatedTarget);
         100               0 :   NS_ENSURE_SUCCESS(rv, rv);
         101                 :
         102               0 :   if (mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
         103                 :     static_cast<nsMouseScrollEvent*>(mEvent)->scrollFlags =
         104                 :         (aAxis == HORIZONTAL_AXIS) ? nsMouseScrollEvent::kIsHorizontal
         105               0 :                                    : nsMouseScrollEvent::kIsVertical;
         106                 :   }
         107                 :
         108               0 :   return NS_OK;
         109                 : }
         110                 :
         111                 :
         112                 : NS_IMETHODIMP
         113               0 : nsDOMMouseScrollEvent::GetAxis(PRInt32* aResult)
         114                 : {
         115               0 :   NS_ENSURE_ARG_POINTER(aResult);
         116                 :
         117               0 :   if (mEvent->eventStructType == NS_MOUSE_SCROLL_EVENT) {
         118               0 :     PRUint32 flags = static_cast<nsMouseScrollEvent*>(mEvent)->scrollFlags;
         119                 :     *aResult = (flags & nsMouseScrollEvent::kIsHorizontal)
         120               0 :          ? PRInt32(HORIZONTAL_AXIS) : PRInt32(VERTICAL_AXIS);
         121                 :   } else {
         122               0 :     *aResult = 0;
         123                 :   }
         124               0 :   return NS_OK;
         125                 : }
         126                 :
         127               0 : nsresult NS_NewDOMMouseScrollEvent(nsIDOMEvent** aInstancePtrResult,
         128                 :                                    nsPresContext* aPresContext,
         129                 :                                    nsInputEvent *aEvent)
         130                 : {
         131               0 :   nsDOMMouseScrollEvent* it = new nsDOMMouseScrollEvent(aPresContext, aEvent);
         132               0 :   return CallQueryInterface(it, aInstancePtrResult);
         133                 : }

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