110 lines
4.1 KiB
C++
110 lines
4.1 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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#include "AccessibilityTableCell.h"
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#include <wtf/Forward.h>
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namespace WebCore {
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class HTMLTableElement;
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class RenderTableSection;
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class AccessibilityTable : public AccessibilityRenderObject {
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public:
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static Ref<AccessibilityTable> create(RenderObject*);
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virtual ~AccessibilityTable();
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void init() final;
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AccessibilityRole roleValue() const final;
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virtual bool isAriaTable() const { return false; }
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void addChildren() override;
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void clearChildren() final;
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AccessibilityChildrenVector columns() override;
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AccessibilityChildrenVector rows() override;
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unsigned columnCount() override;
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unsigned rowCount() override;
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int tableLevel() const final;
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String title() const final;
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// all the cells in the table
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AccessibilityChildrenVector cells() override;
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AXCoreObject* cellForColumnAndRow(unsigned column, unsigned row) override;
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AccessibilityChildrenVector columnHeaders() override;
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AccessibilityChildrenVector rowHeaders() override;
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AccessibilityChildrenVector visibleRows() override;
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// Returns an object that contains, as children, all the objects that act as headers.
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AXCoreObject* headerContainer() override;
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bool isTable() const override { return true; }
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// Returns whether it is exposed as an AccessibilityTable to the platform.
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bool isExposable() const override;
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int axColumnCount() const override;
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int axRowCount() const override;
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protected:
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explicit AccessibilityTable(RenderObject*);
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AccessibilityChildrenVector m_rows;
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AccessibilityChildrenVector m_columns;
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RefPtr<AccessibilityObject> m_headerContainer;
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bool m_isExposable;
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bool hasARIARole() const;
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// Used in type checking function is<AccessibilityTable>.
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bool isAccessibilityTableInstance() const final { return true; }
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// isDataTable is whether it is exposed as an AccessibilityTable because the heuristic
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// think this "looks" like a data-based table (instead of a table used for layout).
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bool isDataTable() const final;
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bool computeAccessibilityIsIgnored() const final;
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private:
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virtual bool computeIsTableExposableThroughAccessibility() const;
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void titleElementText(Vector<AccessibilityText>&) const final;
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HTMLTableElement* tableElement() const;
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void addChildrenFromSection(RenderTableSection*, unsigned& maxColumnCount);
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void addTableCellChild(AccessibilityObject*, HashSet<AccessibilityObject*>& appendedRows, unsigned& columnCount);
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_ACCESSIBILITY(AccessibilityTable, isAccessibilityTableInstance())
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