89 lines
3.5 KiB
C++
89 lines
3.5 KiB
C++
/*
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* Copyright (C) 2008 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "AccessibilityRenderObject.h"
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namespace WebCore {
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class AccessibilityTable;
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class AccessibilityTableRow;
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class AccessibilityTableCell : public AccessibilityRenderObject {
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public:
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static Ref<AccessibilityTableCell> create(RenderObject*);
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virtual ~AccessibilityTableCell();
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bool isTableCell() const final;
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bool isTableHeaderCell() const;
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bool isColumnHeaderCell() const override;
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bool isRowHeaderCell() const override;
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// Returns the start location and row span of the cell.
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std::pair<unsigned, unsigned> rowIndexRange() const override;
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// Returns the start location and column span of the cell.
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std::pair<unsigned, unsigned> columnIndexRange() const override;
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AccessibilityChildrenVector columnHeaders() override;
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AccessibilityChildrenVector rowHeaders() override;
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int axColumnIndex() const override;
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int axRowIndex() const override;
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int axColumnSpan() const;
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int axRowSpan() const;
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void setAXColIndexFromRow(int index) { m_axColIndexFromRow = index; }
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protected:
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explicit AccessibilityTableCell(RenderObject*);
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AccessibilityTableRow* parentRow() const;
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virtual AccessibilityTable* parentTable() const;
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AccessibilityRole determineAccessibilityRole() final;
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AXCoreObject* parentObjectUnignored() const override;
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int m_rowIndex;
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int m_axColIndexFromRow;
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private:
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// If a table cell is not exposed as a table cell, a TH element can serve as its title UI element.
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AccessibilityObject* titleUIElement() const final;
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bool exposesTitleUIElement() const final { return true; }
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bool computeAccessibilityIsIgnored() const final;
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String expandedTextValue() const final;
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bool supportsExpandedTextValue() const final;
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AccessibilityTableRow* ariaOwnedByParent() const;
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bool isTableCellInSameRowGroup(AXCoreObject*);
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bool isTableCellInSameColGroup(AXCoreObject*);
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_ACCESSIBILITY(AccessibilityTableCell, isTableCell())
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