LCOV - code coverage report
Current view: top level - accessible/atk - nsMaiInterfaceComponent.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 69 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 6 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "InterfaceInitFuncs.h"
       8             : 
       9             : #include "AccessibleWrap.h"
      10             : #include "nsAccUtils.h"
      11             : #include "nsCoreUtils.h"
      12             : #include "nsMai.h"
      13             : #include "mozilla/Likely.h"
      14             : #include "mozilla/a11y/ProxyAccessible.h"
      15             : 
      16             : using namespace mozilla::a11y;
      17             : 
      18             : extern "C" {
      19             : 
      20             : static AtkObject*
      21           0 : refAccessibleAtPointCB(AtkComponent* aComponent, gint aAccX, gint aAccY,
      22             :                        AtkCoordType aCoordType)
      23             : {
      24           0 :   return refAccessibleAtPointHelper(ATK_OBJECT(aComponent),
      25           0 :                                     aAccX, aAccY, aCoordType);
      26             : }
      27             : 
      28             : static void
      29           0 : getExtentsCB(AtkComponent* aComponent, gint* aX, gint* aY,
      30             :              gint* aWidth, gint* aHeight, AtkCoordType aCoordType)
      31             : {
      32           0 :   getExtentsHelper(ATK_OBJECT(aComponent),
      33           0 :                    aX, aY, aWidth, aHeight, aCoordType);
      34           0 : }
      35             : 
      36             : static gboolean
      37           0 : grabFocusCB(AtkComponent* aComponent)
      38             : {
      39           0 :   AtkObject* atkObject = ATK_OBJECT(aComponent);
      40           0 :   AccessibleWrap* accWrap = GetAccessibleWrap(atkObject);
      41           0 :   if (accWrap) {
      42           0 :     accWrap->TakeFocus();
      43           0 :     return TRUE;
      44             :   }
      45             : 
      46           0 :   ProxyAccessible* proxy = GetProxy(atkObject);
      47           0 :   if (proxy) {
      48           0 :     proxy->TakeFocus();
      49           0 :     return TRUE;
      50             :   }
      51             : 
      52           0 :   return FALSE;
      53             : }
      54             : }
      55             : 
      56             : AtkObject*
      57           0 : refAccessibleAtPointHelper(AtkObject* aAtkObj, gint aX, gint aY,
      58             :                            AtkCoordType aCoordType)
      59             : {
      60           0 :   AccessibleWrap* accWrap = GetAccessibleWrap(aAtkObj);
      61           0 :   if (accWrap) {
      62           0 :     if (accWrap->IsDefunct() || nsAccUtils::MustPrune(accWrap)) {
      63           0 :       return nullptr;
      64             :     }
      65             : 
      66             :     // Accessible::ChildAtPoint(x,y) is in screen pixels.
      67           0 :     if (aCoordType == ATK_XY_WINDOW) {
      68             :       nsIntPoint winCoords =
      69           0 :         nsCoreUtils::GetScreenCoordsForWindow(accWrap->GetNode());
      70           0 :       aX += winCoords.x;
      71           0 :       aY += winCoords.y;
      72             :     }
      73             : 
      74           0 :     Accessible* accAtPoint = accWrap->ChildAtPoint(aX, aY,
      75           0 :                                                    Accessible::eDirectChild);
      76           0 :     if (!accAtPoint) {
      77           0 :       return nullptr;
      78             :     }
      79             : 
      80           0 :     AtkObject* atkObj = AccessibleWrap::GetAtkObject(accAtPoint);
      81           0 :     if (atkObj) {
      82           0 :       g_object_ref(atkObj);
      83             :     }
      84             : 
      85           0 :     return atkObj;
      86             :   }
      87             : 
      88           0 :   if (ProxyAccessible* proxy = GetProxy(aAtkObj)) {
      89             :     ProxyAccessible* result =
      90           0 :       proxy->AccessibleAtPoint(aX, aY, aCoordType == ATK_XY_WINDOW);
      91           0 :     AtkObject* atkObj = result ? GetWrapperFor(result) : nullptr;
      92           0 :     if (atkObj) {
      93           0 :       g_object_ref(atkObj);
      94             :     }
      95           0 :     return atkObj;
      96             :   }
      97             : 
      98           0 :   return nullptr;
      99             : }
     100             : 
     101             : void
     102           0 : getExtentsHelper(AtkObject* aAtkObj,
     103             :                  gint* aX, gint* aY, gint* aWidth, gint* aHeight,
     104             :                  AtkCoordType aCoordType)
     105             : {
     106           0 :   AccessibleWrap* accWrap = GetAccessibleWrap(aAtkObj);
     107           0 :   *aX = *aY = *aWidth = *aHeight = 0;
     108             : 
     109           0 :   if (accWrap) {
     110           0 :     if (accWrap->IsDefunct()) {
     111           0 :       return;
     112             :     }
     113             : 
     114           0 :     nsIntRect screenRect = accWrap->Bounds();
     115           0 :     if (screenRect.IsEmpty())
     116           0 :       return;
     117             : 
     118           0 :     if (aCoordType == ATK_XY_WINDOW) {
     119             :       nsIntPoint winCoords =
     120           0 :         nsCoreUtils::GetScreenCoordsForWindow(accWrap->GetNode());
     121           0 :       screenRect.x -= winCoords.x;
     122           0 :       screenRect.y -= winCoords.y;
     123             :     }
     124             : 
     125           0 :     *aX = screenRect.x;
     126           0 :     *aY = screenRect.y;
     127           0 :     *aWidth = screenRect.width;
     128           0 :     *aHeight = screenRect.height;
     129           0 :     return;
     130             :   }
     131             : 
     132           0 :   if (ProxyAccessible* proxy = GetProxy(aAtkObj)) {
     133           0 :     proxy->Extents(aCoordType == ATK_XY_WINDOW, aX, aY, aWidth, aHeight);
     134             :   }
     135             : }
     136             : 
     137             : void
     138           0 : componentInterfaceInitCB(AtkComponentIface* aIface)
     139             : {
     140           0 :   NS_ASSERTION(aIface, "Invalid Interface");
     141           0 :   if(MOZ_UNLIKELY(!aIface))
     142           0 :     return;
     143             : 
     144             :   /*
     145             :    * Use default implementation in atk for contains, get_position,
     146             :    * and get_size
     147             :    */
     148           0 :   aIface->ref_accessible_at_point = refAccessibleAtPointCB;
     149           0 :   aIface->get_extents = getExtentsCB;
     150           0 :   aIface->grab_focus = grabFocusCB;
     151             : }

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