ARIA 1.1: implementation for aria-col-* and aria-row-*.

third_party/WebKit/Source/modules/accessibility/AXTable.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 467 matching lines @@
 {
     if (!m_layoutObject)
         return;
 
     updateChildrenIfNecessary();
     unsigned rowCount = m_rows.size();
     for (unsigned r = 0; r < rowCount; r++)
         toAXTableRow(m_rows[r].get())->headerObjectsForRow(headers);
 }
 
+int AXTable::ariaColumnCount()
+{
+    const AtomicString& colCountValue = getAttribute(aria_colcountAttr);
+    int colCountInt = colCountValue.toInt();
+
+    if (colCountInt > (int)columnCount())
+        return colCountInt;
+
+    // Spec says that if all of the columns are present in the DOM, it is not necessary to set
+    // this attribute as the user agent can automatically calculate the total number of columns.
+    // It returns 0 in order not to set this attribute.
+    if (colCountInt == (int)columnCount() || colCountInt != -1)
+        return 0;
+
+    return -1;
+}
+
+int AXTable::ariaRowCount()
+{
+    const AtomicString& rowCountValue = getAttribute(aria_rowcountAttr);
+    int rowCountInt = rowCountValue.toInt();
+
+    if (rowCountInt > (int)rowCount())
+        return rowCountInt;
+
+    // Spec says that If all of the rows are present in the DOM, it is not necessary to set
+    // this attribute as the user agent can automatically calculate the total number of rows. .
+    // It returns 0 in order not to set this attribute.
+    if (rowCountInt == (int)rowCount() || rowCountInt != -1)
+        return 0;
+
+    return -1;
+}
+
 unsigned AXTable::columnCount()
 {
     updateChildrenIfNecessary();
 
     return m_columns.size();
 }
 
 unsigned AXTable::rowCount()
 {
     updateChildrenIfNecessary();
@@ skipping 59 matching lines @@
 
 DEFINE_TRACE(AXTable)
 {
     visitor->trace(m_rows);
     visitor->trace(m_columns);
     visitor->trace(m_headerContainer);
     AXLayoutObject::trace(visitor);
 }
 
 } // namespace blink