157 lines
5.0 KiB
C++
157 lines
5.0 KiB
C++
/*
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* Copyright (C) 2014 Samsung Electronics. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include "WebKitAccessibleInterfaceTableCell.h"
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#if ENABLE(ACCESSIBILITY)
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#include "AccessibilityObject.h"
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#include "AccessibilityTable.h"
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#include "AccessibilityTableCell.h"
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#include "WebKitAccessible.h"
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#include "WebKitAccessibleUtil.h"
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using namespace WebCore;
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static GPtrArray* convertToGPtrArray(const AccessibilityObject::AccessibilityChildrenVector& children)
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{
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GPtrArray* array = g_ptr_array_new();
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for (const auto& child : children) {
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if (auto* atkObject = child->wrapper())
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g_ptr_array_add(array, atkObject);
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}
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return array;
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}
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static AccessibilityObject* core(AtkTableCell* cell)
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{
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if (!WEBKIT_IS_ACCESSIBLE(cell))
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return nullptr;
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return &webkitAccessibleGetAccessibilityObject(WEBKIT_ACCESSIBLE(cell));
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}
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GPtrArray* webkitAccessibleTableCellGetColumnHeaderCells(AtkTableCell* cell)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), nullptr);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), nullptr);
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AccessibilityObject* axObject = core(cell);
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if (!is<AccessibilityTableCell>(axObject))
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return nullptr;
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auto columnHeaders = downcast<AccessibilityTableCell>(*axObject).columnHeaders();
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return convertToGPtrArray(columnHeaders);
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}
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GPtrArray* webkitAccessibleTableCellGetRowHeaderCells(AtkTableCell* cell)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), nullptr);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), nullptr);
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AccessibilityObject* axObject = core(cell);
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if (!is<AccessibilityTableCell>(axObject))
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return nullptr;
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auto rowHeaders = downcast<AccessibilityTableCell>(*axObject).rowHeaders();
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return convertToGPtrArray(rowHeaders);
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}
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gint webkitAccessibleTableCellGetColumnSpan(AtkTableCell* cell)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), 0);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), 0);
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AccessibilityObject* axObject = core(cell);
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if (!is<AccessibilityTableCell>(axObject))
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return 0;
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return axObject->columnIndexRange().second;
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}
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gint webkitAccessibleTableCellGetRowSpan(AtkTableCell* cell)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), 0);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), 0);
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AccessibilityObject* axObject = core(cell);
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if (!is<AccessibilityTableCell>(axObject))
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return 0;
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return axObject->rowIndexRange().second;
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}
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gboolean webkitAccessibleTableCellGetPosition(AtkTableCell* cell, gint* row, gint* column)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), false);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), false);
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AccessibilityObject* axObject = core(cell);
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if (!is<AccessibilityTableCell>(axObject))
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return false;
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if (row) {
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// aria-rowindex is 1-based.
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int rowIndex = axObject->axRowIndex() - 1;
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if (rowIndex <= -1)
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rowIndex = axObject->rowIndexRange().first;
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*row = rowIndex;
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}
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if (column) {
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// aria-colindex is 1-based.
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int columnIndex = axObject->axColumnIndex() - 1;
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if (columnIndex <= -1)
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columnIndex = axObject->columnIndexRange().first;
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*column = columnIndex;
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}
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return true;
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}
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AtkObject* webkitAccessibleTableCellGetTable(AtkTableCell* cell)
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{
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g_return_val_if_fail(ATK_TABLE_CELL(cell), nullptr);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(cell), nullptr);
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AccessibilityObject* axObject = core(cell);
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if (!axObject || !axObject->isTableCell())
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return nullptr;
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auto* table = atk_object_get_parent(ATK_OBJECT(axObject->wrapper()));
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if (!table || !ATK_IS_TABLE(table))
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return nullptr;
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return ATK_OBJECT(g_object_ref(table));
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}
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void webkitAccessibleTableCellInterfaceInit(AtkTableCellIface* iface)
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{
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iface->get_column_header_cells = webkitAccessibleTableCellGetColumnHeaderCells;
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iface->get_row_header_cells = webkitAccessibleTableCellGetRowHeaderCells;
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iface->get_column_span = webkitAccessibleTableCellGetColumnSpan;
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iface->get_row_span = webkitAccessibleTableCellGetRowSpan;
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iface->get_position = webkitAccessibleTableCellGetPosition;
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iface->get_table = webkitAccessibleTableCellGetTable;
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}
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#endif // ENABLE(ACCESSIBILITY)
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