The Tor Browser: accessible/src/xpcom/xpcAccessibleTableCell.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     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 file,

     5  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #include "xpcAccessibleTableCell.h"

     9 #include "Accessible.h"

    10 #include "TableAccessible.h"

    11 #include "TableCellAccessible.h"

    13 #include "nsIAccessibleTable.h"

    15 #include "nsComponentManagerUtils.h"

    16 #include "nsIMutableArray.h"

    18 using namespace mozilla;

    19 using namespace mozilla::a11y;

    21 nsresult

    22 xpcAccessibleTableCell::GetTable(nsIAccessibleTable** aTable)

    23 {

    24   NS_ENSURE_ARG_POINTER(aTable);

    25   *aTable = nullptr;

    27   if (!mTableCell)

    28     return NS_ERROR_FAILURE;

    30   TableAccessible* table = mTableCell->Table();

    31   if (!table)

    32     return NS_ERROR_FAILURE;

    34   nsCOMPtr<nsIAccessibleTable> xpcTable =

    35     do_QueryInterface(static_cast<nsIAccessible*>(table->AsAccessible()));

    36   xpcTable.forget(aTable);

    38   return NS_OK;

    39 }

    41 nsresult

    42 xpcAccessibleTableCell::GetColumnIndex(int32_t* aColIdx)

    43 {

    44   NS_ENSURE_ARG_POINTER(aColIdx);

    45   *aColIdx = -1;

    47   if (!mTableCell)

    48     return NS_ERROR_FAILURE;

    50   *aColIdx = mTableCell->ColIdx();

    51   return NS_OK;

    52 }

    54 nsresult

    55 xpcAccessibleTableCell::GetRowIndex(int32_t* aRowIdx)

    56 {

    57   NS_ENSURE_ARG_POINTER(aRowIdx);

    58   *aRowIdx = -1;

    60   if (!mTableCell)

    61     return NS_ERROR_FAILURE;

    63   *aRowIdx = mTableCell->RowIdx();

    65   return NS_OK;

    66 }

    68 nsresult

    69 xpcAccessibleTableCell::GetColumnExtent(int32_t* aExtent)

    70 {

    71   NS_ENSURE_ARG_POINTER(aExtent);

    72   *aExtent = -1;

    74   if (!mTableCell)

    75     return NS_ERROR_FAILURE;

    77   *aExtent = mTableCell->ColExtent();

    79   return NS_OK;

    80 }

    82 nsresult

    83 xpcAccessibleTableCell::GetRowExtent(int32_t* aExtent)

    84 {

    85   NS_ENSURE_ARG_POINTER(aExtent);

    86   *aExtent = -1;

    88   if (!mTableCell)

    89     return NS_ERROR_FAILURE;

    91   *aExtent = mTableCell->RowExtent();

    93   return NS_OK;

    94 }

    96 nsresult

    97 xpcAccessibleTableCell::GetColumnHeaderCells(nsIArray** aHeaderCells)

    98 {

    99   NS_ENSURE_ARG_POINTER(aHeaderCells);

   100   *aHeaderCells = nullptr;

   102   if (!mTableCell)

   103     return NS_ERROR_FAILURE;

   105   nsAutoTArray<Accessible*, 10> headerCells;

   106   mTableCell->ColHeaderCells(&headerCells);

   108   nsCOMPtr<nsIMutableArray> cells = do_CreateInstance(NS_ARRAY_CONTRACTID);

   109   NS_ENSURE_TRUE(cells, NS_ERROR_FAILURE);

   111   for (uint32_t idx = 0; idx < headerCells.Length(); idx++) {

   112     cells->

   113       AppendElement(static_cast<nsIAccessible*>(headerCells.ElementAt(idx)),

   114                     false);

   115   }

   117   NS_ADDREF(*aHeaderCells = cells);

   118   return NS_OK;

   119 }

   121 nsresult

   122 xpcAccessibleTableCell::GetRowHeaderCells(nsIArray** aHeaderCells)

   123 {

   124   NS_ENSURE_ARG_POINTER(aHeaderCells);

   125   *aHeaderCells = nullptr;

   127   if (!mTableCell)

   128     return NS_ERROR_FAILURE;

   130   nsAutoTArray<Accessible*, 10> headerCells;

   131   mTableCell->RowHeaderCells(&headerCells);

   133   nsCOMPtr<nsIMutableArray> cells = do_CreateInstance(NS_ARRAY_CONTRACTID);

   134   NS_ENSURE_TRUE(cells, NS_ERROR_FAILURE);

   136   for (uint32_t idx = 0; idx < headerCells.Length(); idx++) {

   137     cells->

   138       AppendElement(static_cast<nsIAccessible*>(headerCells.ElementAt(idx)),

   139                     false);

   140   }

   142   NS_ADDREF(*aHeaderCells = cells);

   143   return NS_OK;

   144 }

   146 nsresult

   147 xpcAccessibleTableCell::IsSelected(bool* aSelected)

   148 {

   149   NS_ENSURE_ARG_POINTER(aSelected);

   150   *aSelected = false;

   152   if (!mTableCell)

   153     return NS_ERROR_FAILURE;

   155   *aSelected = mTableCell->Selected();

   157   return NS_OK;

   158 }

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