/* * 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 * 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 * 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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef AccessibilityTableCell_h #define AccessibilityTableCell_h #include "AccessibilityRenderObject.h" namespace WebCore { class AccessibilityTable; class AccessibilityTableRow; class AccessibilityTableCell : public AccessibilityRenderObject { public: static Ref<AccessibilityTableCell> create(RenderObject*); virtual ~AccessibilityTableCell(); virtual bool isTableCell() const override final; bool isTableHeaderCell() const; bool isColumnHeaderCell() const; bool isRowHeaderCell() const; // fills in the start location and row span of cell virtual void rowIndexRange(std::pair<unsigned, unsigned>& rowRange) const; // fills in the start location and column span of cell virtual void columnIndexRange(std::pair<unsigned, unsigned>& columnRange) const; void columnHeaders(AccessibilityChildrenVector&); void rowHeaders(AccessibilityChildrenVector&); protected: explicit AccessibilityTableCell(RenderObject*); AccessibilityTableRow* parentRow() const; virtual AccessibilityTable* parentTable() const; virtual AccessibilityRole determineAccessibilityRole() override final; int m_rowIndex; private: // If a table cell is not exposed as a table cell, a TH element can serve as its title UI element. virtual AccessibilityObject* titleUIElement() const override final; virtual bool exposesTitleUIElement() const override final { return true; } virtual bool computeAccessibilityIsIgnored() const override final; virtual String expandedTextValue() const override final; virtual bool supportsExpandedTextValue() const override final; bool isTableCellInSameRowGroup(AccessibilityTableCell*); bool isTableCellInSameColGroup(AccessibilityTableCell*); }; } // namespace WebCore SPECIALIZE_TYPE_TRAITS_ACCESSIBILITY(AccessibilityTableCell, isTableCell()) #endif // AccessibilityTableCell_h