LCOV - code coverage report
Current view: directory - accessible/src/atk - nsMaiInterfaceComponent.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 50 0 0.0 %
Date: 2012-06-02 Functions: 6 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* vim: set ts=2 et sw=2 tw=80: */
       3                 : /* ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is mozilla.org code.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  * Sun Microsystems, Inc.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 2002
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      24                 :  *   Bolian Yin (bolian.yin@sun.com)
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #include "nsMaiInterfaceComponent.h"
      41                 : 
      42                 : #include "nsAccessibleWrap.h"
      43                 : #include "nsAccUtils.h"
      44                 : #include "nsCoreUtils.h"
      45                 : 
      46                 : void
      47               0 : componentInterfaceInitCB(AtkComponentIface *aIface)
      48                 : {
      49               0 :     NS_ASSERTION(aIface, "Invalid Interface");
      50               0 :     if(!aIface)
      51               0 :         return;
      52                 : 
      53                 :     /*
      54                 :      * Use default implementation in atk for contains, get_position,
      55                 :      * and get_size
      56                 :      */
      57               0 :     aIface->ref_accessible_at_point = refAccessibleAtPointCB;
      58               0 :     aIface->get_extents = getExtentsCB;
      59               0 :     aIface->grab_focus = grabFocusCB;
      60                 : }
      61                 : 
      62                 : AtkObject*
      63               0 : refAccessibleAtPointCB(AtkComponent* aComponent, gint aAccX, gint aAccY,
      64                 :                        AtkCoordType aCoordType)
      65                 : {
      66               0 :   return refAccessibleAtPointHelper(GetAccessibleWrap(ATK_OBJECT(aComponent)),
      67               0 :                                     aAccX, aAccY, aCoordType);
      68                 : }
      69                 : 
      70                 : void
      71               0 : getExtentsCB(AtkComponent* aComponent, gint* aX, gint* aY,
      72                 :              gint* aWidth, gint* aHeight, AtkCoordType aCoordType)
      73                 : {
      74               0 :   getExtentsHelper(GetAccessibleWrap(ATK_OBJECT(aComponent)),
      75               0 :                    aX, aY, aWidth, aHeight, aCoordType);
      76               0 : }
      77                 : 
      78                 : gboolean
      79               0 : grabFocusCB(AtkComponent* aComponent)
      80                 : {
      81               0 :   nsAccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aComponent));
      82               0 :   if (!accWrap)
      83               0 :     return FALSE;
      84                 : 
      85               0 :   nsresult rv = accWrap->TakeFocus();
      86               0 :   return (NS_FAILED(rv)) ? FALSE : TRUE;
      87                 : }
      88                 : 
      89                 : AtkObject*
      90               0 : refAccessibleAtPointHelper(nsAccessibleWrap* aAccWrap, gint aX, gint aY,
      91                 :                            AtkCoordType aCoordType)
      92                 : {
      93               0 :   if (!aAccWrap || aAccWrap->IsDefunct() || nsAccUtils::MustPrune(aAccWrap))
      94               0 :     return nsnull;
      95                 : 
      96                 :   // nsAccessible::ChildAtPoint(x,y) is in screen pixels.
      97               0 :   if (aCoordType == ATK_XY_WINDOW) {
      98                 :     nsIntPoint winCoords =
      99               0 :       nsCoreUtils::GetScreenCoordsForWindow(aAccWrap->GetNode());
     100               0 :     aX += winCoords.x;
     101               0 :     aY += winCoords.y;
     102                 :   }
     103                 : 
     104                 :   nsAccessible* accAtPoint = aAccWrap->ChildAtPoint(aX, aY,
     105               0 :                                                     nsAccessible::eDirectChild);
     106               0 :   if (!accAtPoint)
     107               0 :     return nsnull;
     108                 : 
     109               0 :   AtkObject* atkObj = nsAccessibleWrap::GetAtkObject(accAtPoint);
     110               0 :   if (atkObj)
     111               0 :     g_object_ref(atkObj);
     112               0 :   return atkObj;
     113                 : }
     114                 : 
     115                 : void
     116               0 : getExtentsHelper(nsAccessibleWrap* aAccWrap,
     117                 :                  gint* aX, gint* aY, gint* aWidth, gint* aHeight,
     118                 :                  AtkCoordType aCoordType)
     119                 : {
     120               0 :   *aX = *aY = *aWidth = *aHeight = 0;
     121                 : 
     122               0 :   if (!aAccWrap || aAccWrap->IsDefunct())
     123               0 :     return;
     124                 : 
     125               0 :   PRInt32 x = 0, y = 0, width = 0, height = 0;
     126                 :   // Returned in screen coordinates
     127               0 :   nsresult rv = aAccWrap->GetBounds(&x, &y, &width, &height);
     128               0 :   if (NS_FAILED(rv))
     129               0 :     return;
     130                 : 
     131               0 :   if (aCoordType == ATK_XY_WINDOW) {
     132                 :     nsIntPoint winCoords =
     133               0 :       nsCoreUtils::GetScreenCoordsForWindow(aAccWrap->GetNode());
     134               0 :     x -= winCoords.x;
     135               0 :     y -= winCoords.y;
     136                 :   }
     137                 : 
     138               0 :   *aX = x;
     139               0 :   *aY = y;
     140               0 :   *aWidth = width;
     141               0 :   *aHeight = height;
     142                 : }

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