third_party/WebKit/Source/modules/accessibility/AXARIAGridRow.h

/*
 * Copyright (C) 2009 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
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 */

#ifndef AXARIAGridRow_h
#define AXARIAGridRow_h

#include "base/macros.h"
#include "modules/accessibility/AXTableRow.h"

namespace blink {

class AXObjectCacheImpl;

class AXARIAGridRow final : public AXTableRow {
 private:
  AXARIAGridRow(LayoutObject*, AXObjectCacheImpl&);
  virtual void Trace(blink::Visitor*);

  AXObjectVector cells_;

 public:
  static AXARIAGridRow* Create(LayoutObject*, AXObjectCacheImpl&);
  ~AXARIAGridRow() override;

  void HeaderObjectsForRow(AXObjectVector&) override;
  bool CanSetSelectedAttribute() const final {
    return Restriction() != kDisabled;
  }
  AXObject* ParentTable() const final;

  void AddChildren() final;
  void ClearChildren() final {
    cells_.clear();
    AXTableRow::ClearChildren();
  }
  const AXObjectVector& Cells() final {
    UpdateChildrenIfNecessary();
    return cells_;
  };

 private:
  bool IsARIARow() const final;
  void ComputeCells(AXObjectVector from_child_list);
  bool AddCell(AXObject*);

  DISALLOW_COPY_AND_ASSIGN(AXARIAGridRow);
};

DEFINE_AX_OBJECT_TYPE_CASTS(AXARIAGridRow, IsARIARow());

}  // namespace blink

#endif  // AXARIAGridRow_h