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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "InterfaceInitFuncs.h"
#include "Accessible-inl.h"
#include "AccessibleWrap.h"
#include "nsAccUtils.h"
#include "TableAccessible.h"
#include "TableCellAccessible.h"
#include "nsMai.h"
#include "ProxyAccessible.h"
#include "nsArrayUtils.h"
#include "mozilla/Likely.h"
using namespace mozilla::a11y;
extern "C" {
static gint
GetColumnSpanCB(AtkTableCell* aCell)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell));
if (accWrap) {
return accWrap->AsTableCell()->ColExtent();
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
return proxy->ColExtent();
}
return 0;
}
static gboolean
GetRowSpanCB(AtkTableCell* aCell)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell));
if (accWrap) {
return accWrap->AsTableCell()->RowExtent();
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
return proxy->RowExtent();
}
return 0;
}
static gboolean
GetPositionCB(AtkTableCell* aCell, gint* aRow, gint* aCol)
{
if (AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell))) {
TableCellAccessible* cell = accWrap->AsTableCell();
*aRow = cell->RowIdx();
*aCol = cell->ColIdx();
return true;
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
uint32_t rowIdx = 0, colIdx = 0;
proxy->GetPosition(&rowIdx, &colIdx);
*aCol = colIdx;
*aRow = rowIdx;
return true;
}
return false;
}
static gboolean
GetColumnRowSpanCB(AtkTableCell* aCell, gint* aCol, gint* aRow,
gint* aColExtent, gint* aRowExtent) {
if (AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell))) {
TableCellAccessible* cellAcc = accWrap->AsTableCell();
*aCol = cellAcc->ColIdx();
*aRow = cellAcc->RowIdx();
*aColExtent = cellAcc->ColExtent();
*aRowExtent = cellAcc->ColExtent();
return true;
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
uint32_t colIdx = 0, rowIdx = 0, colExtent = 0, rowExtent = 0;
proxy->GetColRowExtents(&colIdx, &rowIdx, &colExtent, &rowExtent);
*aCol = colIdx;
*aRow = rowIdx;
*aColExtent = colExtent;
*aRowExtent = rowExtent;
return true;
}
return false;
}
static AtkObject*
GetTableCB(AtkTableCell* aTableCell)
{
AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aTableCell));
if (accWrap) {
TableAccessible* table = accWrap->AsTableCell()->Table();
if (!table) {
return nullptr;
}
Accessible* tableAcc = table->AsAccessible();
return tableAcc ? AccessibleWrap::GetAtkObject(tableAcc) : nullptr;
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aTableCell))) {
ProxyAccessible* table = proxy->TableOfACell();
return table ? GetWrapperFor(table) : nullptr;
}
return nullptr;
}
static GPtrArray*
GetColumnHeaderCellsCB(AtkTableCell* aCell)
{
if (AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell))) {
AutoTArray<Accessible*, 10> headers;
accWrap->AsTableCell()->ColHeaderCells(&headers);
if (headers.IsEmpty()) {
return nullptr;
}
GPtrArray* atkHeaders = g_ptr_array_sized_new(headers.Length());
for (Accessible* header: headers) {
AtkObject* atkHeader = AccessibleWrap::GetAtkObject(header);
g_object_ref(atkHeader);
g_ptr_array_add(atkHeaders, atkHeader);
}
return atkHeaders;
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
AutoTArray<ProxyAccessible*, 10> headers;
proxy->ColHeaderCells(&headers);
if (headers.IsEmpty()) {
return nullptr;
}
GPtrArray* atkHeaders = g_ptr_array_sized_new(headers.Length());
for (ProxyAccessible* header: headers) {
AtkObject* atkHeader = GetWrapperFor(header);
g_object_ref(atkHeader);
g_ptr_array_add(atkHeaders, atkHeader);
}
return atkHeaders;
}
return nullptr;
}
static GPtrArray*
GetRowHeaderCellsCB(AtkTableCell* aCell)
{
if (AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aCell))) {
AutoTArray<Accessible*, 10> headers;
accWrap->AsTableCell()->RowHeaderCells(&headers);
if (headers.IsEmpty()) {
return nullptr;
}
GPtrArray* atkHeaders = g_ptr_array_sized_new(headers.Length());
for (Accessible* header: headers) {
AtkObject* atkHeader = AccessibleWrap::GetAtkObject(header);
g_object_ref(atkHeader);
g_ptr_array_add(atkHeaders, atkHeader);
}
return atkHeaders;
}
if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aCell))) {
AutoTArray<ProxyAccessible*, 10> headers;
proxy->RowHeaderCells(&headers);
if (headers.IsEmpty()) {
return nullptr;
}
GPtrArray* atkHeaders = g_ptr_array_sized_new(headers.Length());
for (ProxyAccessible* header: headers) {
AtkObject* atkHeader = GetWrapperFor(header);
g_object_ref(atkHeader);
g_ptr_array_add(atkHeaders, atkHeader);
}
return atkHeaders;
}
return nullptr;
}
}
void
tableCellInterfaceInitCB(AtkTableCellIface* aIface)
{
NS_ASSERTION(aIface, "no interface!");
if (MOZ_UNLIKELY(!aIface))
return;
aIface->get_column_span = GetColumnSpanCB;
aIface->get_column_header_cells = GetColumnHeaderCellsCB;
aIface->get_position = GetPositionCB;
aIface->get_row_span = GetRowSpanCB;
aIface->get_row_header_cells = GetRowHeaderCellsCB;
aIface->get_row_column_span = GetColumnRowSpanCB;
aIface->get_table = GetTableCB;
}
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