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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "LocalAccessible-inl.h"
#include "nsComponentManagerUtils.h"
#include "nsIAccessible.h"
#include "nsIMutableArray.h"
#include "xpcAccessibleDocument.h"
#include "xpcAccessibleSelectable.h"
using namespace mozilla::a11y;
NS_IMETHODIMP
xpcAccessibleSelectable::GetSelectedItems(nsIArray** aSelectedItems) {
NS_ENSURE_ARG_POINTER(aSelectedItems);
*aSelectedItems = nullptr;
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
AutoTArray<LocalAccessible*, 10> items;
Intl()->SelectedItems(&items);
uint32_t itemCount = items.Length();
if (itemCount == 0) return NS_OK;
nsresult rv = NS_OK;
nsCOMPtr<nsIMutableArray> xpcItems =
do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
for (uint32_t idx = 0; idx < itemCount; idx++) {
xpcItems->AppendElement(static_cast<nsIAccessible*>(ToXPC(items[idx])));
}
NS_ADDREF(*aSelectedItems = xpcItems);
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleSelectable::GetSelectedItemCount(uint32_t* aSelectionCount) {
NS_ENSURE_ARG_POINTER(aSelectionCount);
*aSelectionCount = 0;
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
*aSelectionCount = Intl()->SelectedItemCount();
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleSelectable::GetSelectedItemAt(uint32_t aIndex,
nsIAccessible** aSelected) {
NS_ENSURE_ARG_POINTER(aSelected);
*aSelected = nullptr;
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
*aSelected = ToXPC(Intl()->GetSelectedItem(aIndex));
if (*aSelected) {
NS_ADDREF(*aSelected);
return NS_OK;
}
return NS_ERROR_INVALID_ARG;
}
NS_IMETHODIMP
xpcAccessibleSelectable::IsItemSelected(uint32_t aIndex, bool* aIsSelected) {
NS_ENSURE_ARG_POINTER(aIsSelected);
*aIsSelected = false;
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
*aIsSelected = Intl()->IsItemSelected(aIndex);
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleSelectable::AddItemToSelection(uint32_t aIndex) {
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
return Intl()->AddItemToSelection(aIndex) ? NS_OK : NS_ERROR_INVALID_ARG;
}
NS_IMETHODIMP
xpcAccessibleSelectable::RemoveItemFromSelection(uint32_t aIndex) {
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
return Intl()->RemoveItemFromSelection(aIndex) ? NS_OK : NS_ERROR_INVALID_ARG;
}
NS_IMETHODIMP
xpcAccessibleSelectable::SelectAll(bool* aIsMultiSelect) {
NS_ENSURE_ARG_POINTER(aIsMultiSelect);
*aIsMultiSelect = false;
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
*aIsMultiSelect = Intl()->SelectAll();
return NS_OK;
}
NS_IMETHODIMP
xpcAccessibleSelectable::UnselectAll() {
if (!Intl()) return NS_ERROR_FAILURE;
MOZ_ASSERT(Intl()->IsSelect(), "Called on non selectable widget!");
Intl()->UnselectAll();
return NS_OK;
}