mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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392 lines
10 KiB
C++
392 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 "InterfaceInitFuncs.h"
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#include "Accessible-inl.h"
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#include "AccessibleWrap.h"
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#include "nsAccUtils.h"
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#include "TableAccessible.h"
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#include "TableCellAccessible.h"
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#include "nsMai.h"
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#include "ProxyAccessible.h"
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#include "nsArrayUtils.h"
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#include "mozilla/Likely.h"
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using namespace mozilla::a11y;
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extern "C" {
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static AtkObject*
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refAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx)
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{
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if (aRowIdx < 0 || aColIdx < 0) {
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return nullptr;
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}
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AtkObject* cellAtkObj = nullptr;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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Accessible* cell = accWrap->AsTable()->CellAt(aRowIdx, aColIdx);
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if (!cell) {
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return nullptr;
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}
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cellAtkObj = AccessibleWrap::GetAtkObject(cell);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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ProxyAccessible* cell = proxy->TableCellAt(aRowIdx, aColIdx);
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if (!cell) {
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return nullptr;
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}
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cellAtkObj = GetWrapperFor(cell);
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}
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if (cellAtkObj) {
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g_object_ref(cellAtkObj);
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}
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return cellAtkObj;
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}
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static gint
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getIndexAtCB(AtkTable* aTable, gint aRowIdx, gint aColIdx)
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{
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if (aRowIdx < 0 || aColIdx < 0) {
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return -1;
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}
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->CellIndexAt(aRowIdx, aColIdx));
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableCellIndexAt(aRowIdx, aColIdx));
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}
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return -1;
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}
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static gint
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getColumnAtIndexCB(AtkTable *aTable, gint aIdx)
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{
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if (aIdx < 0) {
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return -1;
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}
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->ColIndexAt(aIdx));
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableColumnIndexAt(aIdx));
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}
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return -1;
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}
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static gint
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getRowAtIndexCB(AtkTable *aTable, gint aIdx)
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{
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if (aIdx < 0) {
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return -1;
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}
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->RowIndexAt(aIdx));
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableRowIndexAt(aIdx));
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}
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return -1;
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}
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static gint
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getColumnCountCB(AtkTable *aTable)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->ColCount());
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableColumnCount());
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}
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return -1;
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}
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static gint
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getRowCountCB(AtkTable *aTable)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->RowCount());
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableRowCount());
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}
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return -1;
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}
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static gint
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getColumnExtentAtCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
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{
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if (aRowIdx < 0 || aColIdx < 0) {
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return -1;
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}
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->ColExtentAt(aRowIdx, aColIdx));
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableColumnExtentAt(aRowIdx, aColIdx));
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}
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return -1;
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}
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static gint
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getRowExtentAtCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gint>(accWrap->AsTable()->RowExtentAt(aRowIdx, aColIdx));
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gint>(proxy->TableRowExtentAt(aRowIdx, aColIdx));
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}
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return -1;
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}
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static AtkObject*
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getCaptionCB(AtkTable* aTable)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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Accessible* caption = accWrap->AsTable()->Caption();
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return caption ? AccessibleWrap::GetAtkObject(caption) : nullptr;
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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ProxyAccessible* caption = proxy->TableCaption();
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return caption ? GetWrapperFor(caption) : nullptr;
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}
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return nullptr;
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}
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static const gchar*
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getColumnDescriptionCB(AtkTable *aTable, gint aColumn)
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{
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nsAutoString autoStr;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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accWrap->AsTable()->ColDescription(aColumn, autoStr);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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proxy->TableColumnDescription(aColumn, autoStr);
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} else {
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return nullptr;
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}
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return AccessibleWrap::ReturnString(autoStr);
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}
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static AtkObject*
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getColumnHeaderCB(AtkTable *aTable, gint aColIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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Accessible* header =
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AccessibleWrap::GetColumnHeader(accWrap->AsTable(), aColIdx);
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return header ? AccessibleWrap::GetAtkObject(header) : nullptr;
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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ProxyAccessible* header = proxy->AtkTableColumnHeader(aColIdx);
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return header ? GetWrapperFor(header) : nullptr;
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}
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return nullptr;
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}
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static const gchar*
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getRowDescriptionCB(AtkTable *aTable, gint aRow)
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{
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nsAutoString autoStr;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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accWrap->AsTable()->RowDescription(aRow, autoStr);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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proxy->TableRowDescription(aRow, autoStr);
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} else {
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return nullptr;
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}
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return AccessibleWrap::ReturnString(autoStr);
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}
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static AtkObject*
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getRowHeaderCB(AtkTable *aTable, gint aRowIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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Accessible* header =
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AccessibleWrap::GetRowHeader(accWrap->AsTable(), aRowIdx);
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return header ? AccessibleWrap::GetAtkObject(header) : nullptr;
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}
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if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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ProxyAccessible* header = proxy->AtkTableRowHeader(aRowIdx);
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return header ? GetWrapperFor(header) : nullptr;
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}
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return nullptr;
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}
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static AtkObject*
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getSummaryCB(AtkTable *aTable)
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{
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// Neither html:table nor xul:tree nor ARIA grid/tree have an ability to
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// link an accessible object to specify a summary. There is closes method
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// in TableAccessible::summary to get a summary as a string which is not
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// mapped directly to ATK.
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return nullptr;
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}
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static gint
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getSelectedColumnsCB(AtkTable *aTable, gint** aSelected)
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{
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*aSelected = nullptr;
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nsAutoTArray<uint32_t, 10> cols;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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accWrap->AsTable()->SelectedColIndices(&cols);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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proxy->TableSelectedColumnIndices(&cols);
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} else {
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return 0;
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}
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if (cols.IsEmpty())
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return 0;
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gint* atkColumns = g_new(gint, cols.Length());
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if (!atkColumns) {
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NS_WARNING("OUT OF MEMORY");
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return 0;
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}
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memcpy(atkColumns, cols.Elements(), cols.Length() * sizeof(uint32_t));
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*aSelected = atkColumns;
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return cols.Length();
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}
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static gint
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getSelectedRowsCB(AtkTable *aTable, gint **aSelected)
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{
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nsAutoTArray<uint32_t, 10> rows;
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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accWrap->AsTable()->SelectedRowIndices(&rows);
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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proxy->TableSelectedRowIndices(&rows);
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} else {
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return 0;
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}
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gint* atkRows = g_new(gint, rows.Length());
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if (!atkRows) {
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NS_WARNING("OUT OF MEMORY");
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return 0;
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}
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memcpy(atkRows, rows.Elements(), rows.Length() * sizeof(uint32_t));
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*aSelected = atkRows;
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return rows.Length();
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}
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static gboolean
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isColumnSelectedCB(AtkTable *aTable, gint aColIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gboolean>(accWrap->AsTable()->IsColSelected(aColIdx));
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gboolean>(proxy->TableColumnSelected(aColIdx));
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}
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return FALSE;
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}
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static gboolean
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isRowSelectedCB(AtkTable *aTable, gint aRowIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gboolean>(accWrap->AsTable()->IsRowSelected(aRowIdx));
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gboolean>(proxy->TableRowSelected(aRowIdx));
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}
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return FALSE;
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}
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static gboolean
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isCellSelectedCB(AtkTable *aTable, gint aRowIdx, gint aColIdx)
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{
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AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTable));
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if (accWrap) {
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return static_cast<gboolean>(accWrap->AsTable()->
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IsCellSelected(aRowIdx, aColIdx));
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} else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTable))) {
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return static_cast<gboolean>(proxy->TableCellSelected(aRowIdx, aColIdx));
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}
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return FALSE;
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}
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}
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void
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tableInterfaceInitCB(AtkTableIface* aIface)
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{
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NS_ASSERTION(aIface, "no interface!");
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if (MOZ_UNLIKELY(!aIface))
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return;
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aIface->ref_at = refAtCB;
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aIface->get_index_at = getIndexAtCB;
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aIface->get_column_at_index = getColumnAtIndexCB;
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aIface->get_row_at_index = getRowAtIndexCB;
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aIface->get_n_columns = getColumnCountCB;
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aIface->get_n_rows = getRowCountCB;
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aIface->get_column_extent_at = getColumnExtentAtCB;
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aIface->get_row_extent_at = getRowExtentAtCB;
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aIface->get_caption = getCaptionCB;
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aIface->get_column_description = getColumnDescriptionCB;
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aIface->get_column_header = getColumnHeaderCB;
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aIface->get_row_description = getRowDescriptionCB;
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aIface->get_row_header = getRowHeaderCB;
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aIface->get_summary = getSummaryCB;
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aIface->get_selected_columns = getSelectedColumnsCB;
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aIface->get_selected_rows = getSelectedRowsCB;
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aIface->is_column_selected = isColumnSelectedCB;
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aIface->is_row_selected = isRowSelectedCB;
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aIface->is_selected = isCellSelectedCB;
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}
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