Source/WebCore/accessibility/AccessibilityARIAGrid.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 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
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 */

#pragma once

#include "AccessibilityTable.h"
#include <wtf/Forward.h>

namespace WebCore {
    
class AccessibilityTableCell;
class AccessibilityTableHeaderContainer;

class AccessibilityARIAGrid final : public AccessibilityTable {
public:
    static Ref<AccessibilityARIAGrid> create(RenderObject*);
    virtual ~AccessibilityARIAGrid();
    
    void addChildren() override;
    
private:
    explicit AccessibilityARIAGrid(RenderObject*);

    // ARIA treegrids and grids support selected rows.
    bool supportsSelectedRows() override { return true; }
    bool isMultiSelectable() const override;
    bool computeIsTableExposableThroughAccessibility() const override { return true; }
    bool isAriaTable() const override { return true; }
    
    void addRowDescendant(AccessibilityObject*, HashSet<AccessibilityObject*>& appendedRows, unsigned& columnCount);
    bool addTableCellChild(AccessibilityObject*, HashSet<AccessibilityObject*>& appendedRows, unsigned& columnCount);
};

} // namespace WebCore