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: 2012-06-02 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                 : }

Generated by: LCOV version 1.7