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 file,
       5             :  * You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "Accessible-inl.h"
       8             : #include "xpcAccessibleDocument.h"
       9             : 
      10             : #include "nsIMutableArray.h"
      11             : 
      12             : using namespace mozilla::a11y;
      13             : 
      14             : NS_IMETHODIMP
      15           0 : xpcAccessibleSelectable::GetSelectedItems(nsIArray** aSelectedItems)
      16             : {
      17           0 :   NS_ENSURE_ARG_POINTER(aSelectedItems);
      18           0 :   *aSelectedItems = nullptr;
      19             : 
      20           0 :   if (!Intl())
      21           0 :     return NS_ERROR_FAILURE;
      22           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
      23             : 
      24           0 :   AutoTArray<Accessible*, 10> items;
      25           0 :   Intl()->SelectedItems(&items);
      26             : 
      27           0 :   uint32_t itemCount = items.Length();
      28           0 :   if (itemCount == 0)
      29           0 :     return NS_OK;
      30             : 
      31           0 :   nsresult rv = NS_OK;
      32             :   nsCOMPtr<nsIMutableArray> xpcItems =
      33           0 :     do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
      34           0 :   NS_ENSURE_SUCCESS(rv, rv);
      35             : 
      36           0 :   for (uint32_t idx = 0; idx < itemCount; idx++)
      37           0 :     xpcItems->AppendElement(static_cast<nsIAccessible*>(ToXPC(items[idx])), false);
      38             : 
      39           0 :   NS_ADDREF(*aSelectedItems = xpcItems);
      40           0 :   return NS_OK;
      41             : }
      42             : 
      43             : NS_IMETHODIMP
      44           0 : xpcAccessibleSelectable::GetSelectedItemCount(uint32_t* aSelectionCount)
      45             : {
      46           0 :   NS_ENSURE_ARG_POINTER(aSelectionCount);
      47           0 :   *aSelectionCount = 0;
      48             : 
      49           0 :   if (!Intl())
      50           0 :     return NS_ERROR_FAILURE;
      51           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
      52             : 
      53           0 :   *aSelectionCount = Intl()->SelectedItemCount();
      54           0 :   return NS_OK;
      55             : }
      56             : 
      57             : NS_IMETHODIMP
      58           0 : xpcAccessibleSelectable::GetSelectedItemAt(uint32_t aIndex,
      59             :                                            nsIAccessible** aSelected)
      60             : {
      61           0 :   NS_ENSURE_ARG_POINTER(aSelected);
      62           0 :   *aSelected = nullptr;
      63             : 
      64           0 :   if (!Intl())
      65           0 :     return NS_ERROR_FAILURE;
      66           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
      67             : 
      68           0 :   *aSelected = ToXPC(Intl()->GetSelectedItem(aIndex));
      69           0 :   if (*aSelected) {
      70           0 :     NS_ADDREF(*aSelected);
      71           0 :     return NS_OK;
      72             :   }
      73             : 
      74           0 :   return NS_ERROR_INVALID_ARG;
      75             : }
      76             : 
      77             : NS_IMETHODIMP
      78           0 : xpcAccessibleSelectable::IsItemSelected(uint32_t aIndex, bool* aIsSelected)
      79             : {
      80           0 :   NS_ENSURE_ARG_POINTER(aIsSelected);
      81           0 :   *aIsSelected = false;
      82             : 
      83           0 :   if (!Intl())
      84           0 :     return NS_ERROR_FAILURE;
      85           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
      86             : 
      87           0 :   *aIsSelected = Intl()->IsItemSelected(aIndex);
      88           0 :   return NS_OK;
      89             : }
      90             : 
      91             : NS_IMETHODIMP
      92           0 : xpcAccessibleSelectable::AddItemToSelection(uint32_t aIndex)
      93             : {
      94           0 :   if (!Intl())
      95           0 :     return NS_ERROR_FAILURE;
      96           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
      97             : 
      98           0 :   return Intl()->AddItemToSelection(aIndex) ? NS_OK : NS_ERROR_INVALID_ARG;
      99             : }
     100             : 
     101             : NS_IMETHODIMP
     102           0 : xpcAccessibleSelectable::RemoveItemFromSelection(uint32_t aIndex)
     103             : {
     104           0 :   if (!Intl())
     105           0 :     return NS_ERROR_FAILURE;
     106           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
     107             : 
     108           0 :   return Intl()->RemoveItemFromSelection(aIndex) ? NS_OK : NS_ERROR_INVALID_ARG;
     109             : }
     110             : 
     111             : NS_IMETHODIMP
     112           0 : xpcAccessibleSelectable::SelectAll(bool* aIsMultiSelect)
     113             : {
     114           0 :   NS_ENSURE_ARG_POINTER(aIsMultiSelect);
     115           0 :   *aIsMultiSelect = false;
     116             : 
     117           0 :   if (!Intl())
     118           0 :     return NS_ERROR_FAILURE;
     119           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
     120             : 
     121           0 :   *aIsMultiSelect = Intl()->SelectAll();
     122           0 :   return NS_OK;
     123             : }
     124             : 
     125             : NS_IMETHODIMP
     126           0 : xpcAccessibleSelectable::UnselectAll()
     127             : {
     128           0 :   if (!Intl())
     129           0 :     return NS_ERROR_FAILURE;
     130           0 :   NS_PRECONDITION(Intl()->IsSelect(), "Called on non selectable widget!");
     131             : 
     132           0 :   Intl()->UnselectAll();
     133           0 :   return NS_OK;
     134             : }