mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
832 lines
22 KiB
C++
832 lines
22 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "XULListboxAccessible.h"
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#include "Accessible-inl.h"
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#include "nsAccessibilityService.h"
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#include "nsAccUtils.h"
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#include "DocAccessible.h"
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#include "Role.h"
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#include "States.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIAutoCompleteInput.h"
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#include "nsIAutoCompletePopup.h"
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#include "nsIDOMXULMenuListElement.h"
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#include "nsIDOMXULMultSelectCntrlEl.h"
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#include "nsIDOMNodeList.h"
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#include "nsIDOMXULPopupElement.h"
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#include "nsIDOMXULSelectCntrlItemEl.h"
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#include "nsIMutableArray.h"
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#include "nsIPersistentProperties2.h"
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using namespace mozilla::a11y;
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////////////////////////////////////////////////////////////////////////////////
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// XULColumAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULColumAccessible::
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XULColumAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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AccessibleWrap(aContent, aDoc)
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{
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}
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role
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XULColumAccessible::NativeRole()
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{
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return roles::LIST;
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}
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uint64_t
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XULColumAccessible::NativeState()
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{
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return states::READONLY;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULColumnItemAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULColumnItemAccessible::
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XULColumnItemAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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LeafAccessible(aContent, aDoc)
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{
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}
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role
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XULColumnItemAccessible::NativeRole()
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{
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return roles::COLUMNHEADER;
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}
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uint64_t
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XULColumnItemAccessible::NativeState()
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{
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return states::READONLY;
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}
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uint8_t
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XULColumnItemAccessible::ActionCount()
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{
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return 1;
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}
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void
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XULColumnItemAccessible::ActionNameAt(uint8_t aIndex, nsAString& aName)
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{
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if (aIndex == eAction_Click)
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aName.AssignLiteral("click");
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}
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bool
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XULColumnItemAccessible::DoAction(uint8_t aIndex)
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{
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if (aIndex != eAction_Click)
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return false;
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DoCommand();
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULListboxAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULListboxAccessible::
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XULListboxAccessible(nsIContent* aContent, DocAccessible* aDoc) :
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XULSelectControlAccessible(aContent, aDoc)
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{
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nsIContent* parentContent = mContent->GetFlattenedTreeParent();
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if (parentContent) {
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nsCOMPtr<nsIAutoCompletePopup> autoCompletePopupElm =
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do_QueryInterface(parentContent);
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if (autoCompletePopupElm)
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mGenericTypes |= eAutoCompletePopup;
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}
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if (IsMulticolumn())
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mGenericTypes |= eTable;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULListboxAccessible: Accessible
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uint64_t
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XULListboxAccessible::NativeState()
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{
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// As a XULListboxAccessible we can have the following states:
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// FOCUSED, READONLY, FOCUSABLE
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// Get focus status from base class
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uint64_t states = Accessible::NativeState();
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// see if we are multiple select if so set ourselves as such
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if (mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::seltype,
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nsGkAtoms::multiple, eCaseMatters)) {
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states |= states::MULTISELECTABLE | states::EXTSELECTABLE;
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}
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return states;
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}
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/**
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* Our value is the label of our ( first ) selected child.
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*/
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void
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XULListboxAccessible::Value(nsString& aValue)
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{
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aValue.Truncate();
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nsCOMPtr<nsIDOMXULSelectControlElement> select(do_QueryInterface(mContent));
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if (select) {
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nsCOMPtr<nsIDOMXULSelectControlItemElement> selectedItem;
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select->GetSelectedItem(getter_AddRefs(selectedItem));
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if (selectedItem)
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selectedItem->GetLabel(aValue);
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}
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}
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role
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XULListboxAccessible::NativeRole()
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{
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// A richlistbox is used with the new autocomplete URL bar, and has a parent
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// popup <panel>.
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nsCOMPtr<nsIDOMXULPopupElement> xulPopup =
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do_QueryInterface(mContent->GetParent());
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if (xulPopup)
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return roles::COMBOBOX_LIST;
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return IsMulticolumn() ? roles::TABLE : roles::LISTBOX;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULListboxAccessible: Table
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uint32_t
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XULListboxAccessible::ColCount()
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{
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nsIContent* headContent = nullptr;
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for (nsIContent* childContent = mContent->GetFirstChild(); childContent;
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childContent = childContent->GetNextSibling()) {
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if (childContent->NodeInfo()->Equals(nsGkAtoms::listcols,
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kNameSpaceID_XUL)) {
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headContent = childContent;
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}
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}
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if (!headContent)
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return 0;
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uint32_t columnCount = 0;
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for (nsIContent* childContent = headContent->GetFirstChild(); childContent;
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childContent = childContent->GetNextSibling()) {
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if (childContent->NodeInfo()->Equals(nsGkAtoms::listcol,
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kNameSpaceID_XUL)) {
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columnCount++;
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}
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}
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return columnCount;
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}
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uint32_t
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XULListboxAccessible::RowCount()
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{
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nsCOMPtr<nsIDOMXULSelectControlElement> element(do_QueryInterface(mContent));
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uint32_t itemCount = 0;
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if(element)
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element->GetItemCount(&itemCount);
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return itemCount;
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}
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Accessible*
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XULListboxAccessible::CellAt(uint32_t aRowIndex, uint32_t aColumnIndex)
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{
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nsCOMPtr<nsIDOMXULSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ENSURE_TRUE(control, nullptr);
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item;
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control->GetItemAtIndex(aRowIndex, getter_AddRefs(item));
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if (!item)
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return nullptr;
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nsCOMPtr<nsIContent> itemContent(do_QueryInterface(item));
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if (!itemContent)
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return nullptr;
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Accessible* row = mDoc->GetAccessible(itemContent);
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NS_ENSURE_TRUE(row, nullptr);
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return row->GetChildAt(aColumnIndex);
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}
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bool
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XULListboxAccessible::IsColSelected(uint32_t aColIdx)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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int32_t selectedrowCount = 0;
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nsresult rv = control->GetSelectedCount(&selectedrowCount);
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NS_ENSURE_SUCCESS(rv, false);
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return selectedrowCount == static_cast<int32_t>(RowCount());
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}
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bool
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XULListboxAccessible::IsRowSelected(uint32_t aRowIdx)
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{
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nsCOMPtr<nsIDOMXULSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULSelectControlElement.");
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item;
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nsresult rv = control->GetItemAtIndex(aRowIdx, getter_AddRefs(item));
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NS_ENSURE_SUCCESS(rv, false);
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bool isSelected = false;
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item->GetSelected(&isSelected);
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return isSelected;
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}
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bool
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XULListboxAccessible::IsCellSelected(uint32_t aRowIdx, uint32_t aColIdx)
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{
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return IsRowSelected(aRowIdx);
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}
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uint32_t
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XULListboxAccessible::SelectedCellCount()
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMNodeList> selectedItems;
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control->GetSelectedItems(getter_AddRefs(selectedItems));
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if (!selectedItems)
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return 0;
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uint32_t selectedItemsCount = 0;
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nsresult rv = selectedItems->GetLength(&selectedItemsCount);
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NS_ENSURE_SUCCESS(rv, 0);
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return selectedItemsCount * ColCount();
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}
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uint32_t
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XULListboxAccessible::SelectedColCount()
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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int32_t selectedRowCount = 0;
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nsresult rv = control->GetSelectedCount(&selectedRowCount);
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NS_ENSURE_SUCCESS(rv, 0);
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return selectedRowCount > 0 &&
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selectedRowCount == static_cast<int32_t>(RowCount()) ? ColCount() : 0;
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}
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uint32_t
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XULListboxAccessible::SelectedRowCount()
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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int32_t selectedRowCount = 0;
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nsresult rv = control->GetSelectedCount(&selectedRowCount);
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NS_ENSURE_SUCCESS(rv, 0);
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return selectedRowCount >= 0 ? selectedRowCount : 0;
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}
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void
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XULListboxAccessible::SelectedCells(nsTArray<Accessible*>* aCells)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMNodeList> selectedItems;
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control->GetSelectedItems(getter_AddRefs(selectedItems));
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if (!selectedItems)
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return;
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uint32_t selectedItemsCount = 0;
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DebugOnly<nsresult> rv = selectedItems->GetLength(&selectedItemsCount);
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NS_ASSERTION(NS_SUCCEEDED(rv), "GetLength() Shouldn't fail!");
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for (uint32_t index = 0; index < selectedItemsCount; index++) {
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nsCOMPtr<nsIDOMNode> itemNode;
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selectedItems->Item(index, getter_AddRefs(itemNode));
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nsCOMPtr<nsIContent> itemContent(do_QueryInterface(itemNode));
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Accessible* item = mDoc->GetAccessible(itemContent);
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if (item) {
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uint32_t cellCount = item->ChildCount();
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for (uint32_t cellIdx = 0; cellIdx < cellCount; cellIdx++) {
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Accessible* cell = mChildren[cellIdx];
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if (cell->Role() == roles::CELL)
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aCells->AppendElement(cell);
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}
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}
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}
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}
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void
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XULListboxAccessible::SelectedCellIndices(nsTArray<uint32_t>* aCells)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMNodeList> selectedItems;
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control->GetSelectedItems(getter_AddRefs(selectedItems));
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if (!selectedItems)
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return;
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uint32_t selectedItemsCount = 0;
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DebugOnly<nsresult> rv = selectedItems->GetLength(&selectedItemsCount);
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NS_ASSERTION(NS_SUCCEEDED(rv), "GetLength() Shouldn't fail!");
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uint32_t colCount = ColCount();
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aCells->SetCapacity(selectedItemsCount * colCount);
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aCells->AppendElements(selectedItemsCount * colCount);
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for (uint32_t selItemsIdx = 0, cellsIdx = 0;
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selItemsIdx < selectedItemsCount; selItemsIdx++) {
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nsCOMPtr<nsIDOMNode> itemNode;
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selectedItems->Item(selItemsIdx, getter_AddRefs(itemNode));
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item =
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do_QueryInterface(itemNode);
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if (item) {
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int32_t itemIdx = -1;
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control->GetIndexOfItem(item, &itemIdx);
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if (itemIdx >= 0)
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for (uint32_t colIdx = 0; colIdx < colCount; colIdx++, cellsIdx++)
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aCells->ElementAt(cellsIdx) = itemIdx * colCount + colIdx;
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}
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}
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}
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void
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XULListboxAccessible::SelectedColIndices(nsTArray<uint32_t>* aCols)
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{
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uint32_t selColCount = SelectedColCount();
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aCols->SetCapacity(selColCount);
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for (uint32_t colIdx = 0; colIdx < selColCount; colIdx++)
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aCols->AppendElement(colIdx);
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}
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void
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XULListboxAccessible::SelectedRowIndices(nsTArray<uint32_t>* aRows)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMNodeList> selectedItems;
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control->GetSelectedItems(getter_AddRefs(selectedItems));
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if (!selectedItems)
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return;
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uint32_t rowCount = 0;
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DebugOnly<nsresult> rv = selectedItems->GetLength(&rowCount);
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NS_ASSERTION(NS_SUCCEEDED(rv), "GetLength() Shouldn't fail!");
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if (!rowCount)
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return;
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aRows->SetCapacity(rowCount);
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aRows->AppendElements(rowCount);
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for (uint32_t rowIdx = 0; rowIdx < rowCount; rowIdx++) {
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nsCOMPtr<nsIDOMNode> itemNode;
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selectedItems->Item(rowIdx, getter_AddRefs(itemNode));
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item =
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do_QueryInterface(itemNode);
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if (item) {
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int32_t itemIdx = -1;
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control->GetIndexOfItem(item, &itemIdx);
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if (itemIdx >= 0)
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aRows->ElementAt(rowIdx) = itemIdx;
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}
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}
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}
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void
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XULListboxAccessible::SelectRow(uint32_t aRowIdx)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item;
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control->GetItemAtIndex(aRowIdx, getter_AddRefs(item));
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control->SelectItem(item);
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}
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void
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XULListboxAccessible::UnselectRow(uint32_t aRowIdx)
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{
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nsCOMPtr<nsIDOMXULMultiSelectControlElement> control =
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do_QueryInterface(mContent);
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NS_ASSERTION(control,
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"Doesn't implement nsIDOMXULMultiSelectControlElement.");
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nsCOMPtr<nsIDOMXULSelectControlItemElement> item;
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control->GetItemAtIndex(aRowIdx, getter_AddRefs(item));
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control->RemoveItemFromSelection(item);
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULListboxAccessible: Widgets
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bool
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XULListboxAccessible::IsWidget() const
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{
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return true;
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}
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bool
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XULListboxAccessible::IsActiveWidget() const
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{
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if (IsAutoCompletePopup()) {
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nsCOMPtr<nsIAutoCompletePopup> autoCompletePopupElm =
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do_QueryInterface(mContent->GetParent());
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if (autoCompletePopupElm) {
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bool isOpen = false;
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autoCompletePopupElm->GetPopupOpen(&isOpen);
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return isOpen;
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}
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}
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return FocusMgr()->HasDOMFocus(mContent);
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}
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bool
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XULListboxAccessible::AreItemsOperable() const
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{
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if (IsAutoCompletePopup()) {
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nsCOMPtr<nsIAutoCompletePopup> autoCompletePopupElm =
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do_QueryInterface(mContent->GetParent());
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if (autoCompletePopupElm) {
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bool isOpen = false;
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autoCompletePopupElm->GetPopupOpen(&isOpen);
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return isOpen;
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}
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}
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return true;
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}
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Accessible*
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XULListboxAccessible::ContainerWidget() const
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{
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if (IsAutoCompletePopup()) {
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// This works for XUL autocompletes. It doesn't work for HTML forms
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// autocomplete because of potential crossprocess calls (when autocomplete
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// lives in content process while popup lives in chrome process). If that's
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// a problem then rethink Widgets interface.
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nsCOMPtr<nsIDOMXULMenuListElement> menuListElm =
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do_QueryInterface(mContent->GetParent());
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if (menuListElm) {
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nsCOMPtr<nsIDOMNode> inputElm;
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menuListElm->GetInputField(getter_AddRefs(inputElm));
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if (inputElm) {
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nsCOMPtr<nsINode> inputNode = do_QueryInterface(inputElm);
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if (inputNode) {
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Accessible* input =
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mDoc->GetAccessible(inputNode);
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return input ? input->ContainerWidget() : nullptr;
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}
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}
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}
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}
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return nullptr;
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}
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////////////////////////////////////////////////////////////////////////////////
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// XULListitemAccessible
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////////////////////////////////////////////////////////////////////////////////
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XULListitemAccessible::
|
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XULListitemAccessible(nsIContent* aContent, DocAccessible* aDoc) :
|
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XULMenuitemAccessible(aContent, aDoc)
|
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{
|
|
mIsCheckbox = mContent->AttrValueIs(kNameSpaceID_None,
|
|
nsGkAtoms::type,
|
|
nsGkAtoms::checkbox,
|
|
eCaseMatters);
|
|
mType = eXULListItemType;
|
|
}
|
|
|
|
XULListitemAccessible::~XULListitemAccessible()
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED0(XULListitemAccessible, Accessible)
|
|
|
|
Accessible*
|
|
XULListitemAccessible::GetListAccessible() const
|
|
{
|
|
if (IsDefunct())
|
|
return nullptr;
|
|
|
|
nsCOMPtr<nsIDOMXULSelectControlItemElement> listItem =
|
|
do_QueryInterface(mContent);
|
|
if (!listItem)
|
|
return nullptr;
|
|
|
|
nsCOMPtr<nsIDOMXULSelectControlElement> list;
|
|
listItem->GetControl(getter_AddRefs(list));
|
|
|
|
nsCOMPtr<nsIContent> listContent(do_QueryInterface(list));
|
|
if (!listContent)
|
|
return nullptr;
|
|
|
|
return mDoc->GetAccessible(listContent);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListitemAccessible Accessible
|
|
|
|
void
|
|
XULListitemAccessible::Description(nsString& aDesc)
|
|
{
|
|
AccessibleWrap::Description(aDesc);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListitemAccessible: Accessible
|
|
|
|
/**
|
|
* If there is a Listcell as a child ( not anonymous ) use it, otherwise
|
|
* default to getting the name from GetXULName
|
|
*/
|
|
ENameValueFlag
|
|
XULListitemAccessible::NativeName(nsString& aName)
|
|
{
|
|
nsIContent* childContent = mContent->GetFirstChild();
|
|
if (childContent) {
|
|
if (childContent->NodeInfo()->Equals(nsGkAtoms::listcell,
|
|
kNameSpaceID_XUL)) {
|
|
childContent->GetAttr(kNameSpaceID_None, nsGkAtoms::label, aName);
|
|
return eNameOK;
|
|
}
|
|
}
|
|
|
|
return Accessible::NativeName(aName);
|
|
}
|
|
|
|
role
|
|
XULListitemAccessible::NativeRole()
|
|
{
|
|
Accessible* list = GetListAccessible();
|
|
if (!list) {
|
|
NS_ERROR("No list accessible for listitem accessible!");
|
|
return roles::NOTHING;
|
|
}
|
|
|
|
if (list->Role() == roles::TABLE)
|
|
return roles::ROW;
|
|
|
|
if (mIsCheckbox)
|
|
return roles::CHECK_RICH_OPTION;
|
|
|
|
if (mParent && mParent->Role() == roles::COMBOBOX_LIST)
|
|
return roles::COMBOBOX_OPTION;
|
|
|
|
return roles::RICH_OPTION;
|
|
}
|
|
|
|
uint64_t
|
|
XULListitemAccessible::NativeState()
|
|
{
|
|
if (mIsCheckbox)
|
|
return XULMenuitemAccessible::NativeState();
|
|
|
|
uint64_t states = NativeInteractiveState();
|
|
|
|
nsCOMPtr<nsIDOMXULSelectControlItemElement> listItem =
|
|
do_QueryInterface(mContent);
|
|
|
|
if (listItem) {
|
|
bool isSelected;
|
|
listItem->GetSelected(&isSelected);
|
|
if (isSelected)
|
|
states |= states::SELECTED;
|
|
|
|
if (FocusMgr()->IsFocused(this))
|
|
states |= states::FOCUSED;
|
|
}
|
|
|
|
return states;
|
|
}
|
|
|
|
uint64_t
|
|
XULListitemAccessible::NativeInteractiveState() const
|
|
{
|
|
return NativelyUnavailable() || (mParent && mParent->NativelyUnavailable()) ?
|
|
states::UNAVAILABLE : states::FOCUSABLE | states::SELECTABLE;
|
|
}
|
|
|
|
void
|
|
XULListitemAccessible::ActionNameAt(uint8_t aIndex, nsAString& aName)
|
|
{
|
|
if (aIndex == eAction_Click && mIsCheckbox) {
|
|
uint64_t states = NativeState();
|
|
if (states & states::CHECKED)
|
|
aName.AssignLiteral("uncheck");
|
|
else
|
|
aName.AssignLiteral("check");
|
|
}
|
|
}
|
|
|
|
bool
|
|
XULListitemAccessible::CanHaveAnonChildren()
|
|
{
|
|
// That indicates we should walk anonymous children for listitems
|
|
return true;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListitemAccessible: Widgets
|
|
|
|
Accessible*
|
|
XULListitemAccessible::ContainerWidget() const
|
|
{
|
|
return Parent();
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListCellAccessible
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
XULListCellAccessible::
|
|
XULListCellAccessible(nsIContent* aContent, DocAccessible* aDoc) :
|
|
HyperTextAccessibleWrap(aContent, aDoc)
|
|
{
|
|
mGenericTypes |= eTableCell;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// nsISupports
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED0(XULListCellAccessible,
|
|
HyperTextAccessible)
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListCellAccessible: TableCell
|
|
|
|
TableAccessible*
|
|
XULListCellAccessible::Table() const
|
|
{
|
|
Accessible* thisRow = Parent();
|
|
if (!thisRow || thisRow->Role() != roles::ROW)
|
|
return nullptr;
|
|
|
|
Accessible* table = thisRow->Parent();
|
|
if (!table || table->Role() != roles::TABLE)
|
|
return nullptr;
|
|
|
|
return table->AsTable();
|
|
}
|
|
|
|
uint32_t
|
|
XULListCellAccessible::ColIdx() const
|
|
{
|
|
Accessible* row = Parent();
|
|
if (!row)
|
|
return 0;
|
|
|
|
int32_t indexInRow = IndexInParent();
|
|
uint32_t colIdx = 0;
|
|
for (int32_t idx = 0; idx < indexInRow; idx++) {
|
|
Accessible* cell = row->GetChildAt(idx);
|
|
roles::Role role = cell->Role();
|
|
if (role == roles::CELL || role == roles::GRID_CELL ||
|
|
role == roles::ROWHEADER || role == roles::COLUMNHEADER)
|
|
colIdx++;
|
|
}
|
|
|
|
return colIdx;
|
|
}
|
|
|
|
uint32_t
|
|
XULListCellAccessible::RowIdx() const
|
|
{
|
|
Accessible* row = Parent();
|
|
if (!row)
|
|
return 0;
|
|
|
|
Accessible* table = row->Parent();
|
|
if (!table)
|
|
return 0;
|
|
|
|
int32_t indexInTable = row->IndexInParent();
|
|
uint32_t rowIdx = 0;
|
|
for (int32_t idx = 0; idx < indexInTable; idx++) {
|
|
row = table->GetChildAt(idx);
|
|
if (row->Role() == roles::ROW)
|
|
rowIdx++;
|
|
}
|
|
|
|
return rowIdx;
|
|
}
|
|
|
|
void
|
|
XULListCellAccessible::ColHeaderCells(nsTArray<Accessible*>* aCells)
|
|
{
|
|
TableAccessible* table = Table();
|
|
NS_ASSERTION(table, "cell not in a table!");
|
|
if (!table)
|
|
return;
|
|
|
|
// Get column header cell from XUL listhead.
|
|
Accessible* list = nullptr;
|
|
|
|
Accessible* tableAcc = table->AsAccessible();
|
|
uint32_t tableChildCount = tableAcc->ChildCount();
|
|
for (uint32_t childIdx = 0; childIdx < tableChildCount; childIdx++) {
|
|
Accessible* child = tableAcc->GetChildAt(childIdx);
|
|
if (child->Role() == roles::LIST) {
|
|
list = child;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (list) {
|
|
Accessible* headerCell = list->GetChildAt(ColIdx());
|
|
if (headerCell) {
|
|
aCells->AppendElement(headerCell);
|
|
return;
|
|
}
|
|
}
|
|
|
|
// No column header cell from XUL markup, try to get it from ARIA markup.
|
|
TableCellAccessible::ColHeaderCells(aCells);
|
|
}
|
|
|
|
bool
|
|
XULListCellAccessible::Selected()
|
|
{
|
|
TableAccessible* table = Table();
|
|
NS_ENSURE_TRUE(table, false); // we expect to be in a listbox (table)
|
|
|
|
return table->IsRowSelected(RowIdx());
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// XULListCellAccessible. Accessible implementation
|
|
|
|
role
|
|
XULListCellAccessible::NativeRole()
|
|
{
|
|
return roles::CELL;
|
|
}
|
|
|
|
already_AddRefed<nsIPersistentProperties>
|
|
XULListCellAccessible::NativeAttributes()
|
|
{
|
|
nsCOMPtr<nsIPersistentProperties> attributes =
|
|
HyperTextAccessibleWrap::NativeAttributes();
|
|
|
|
// "table-cell-index" attribute
|
|
TableAccessible* table = Table();
|
|
if (!table) // we expect to be in a listbox (table)
|
|
return attributes.forget();
|
|
|
|
nsAutoString stringIdx;
|
|
stringIdx.AppendInt(table->CellIndexAt(RowIdx(), ColIdx()));
|
|
nsAccUtils::SetAccAttr(attributes, nsGkAtoms::tableCellIndex, stringIdx);
|
|
|
|
return attributes.forget();
|
|
}
|