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| -rw-r--r-- | include/vcl/accessibletableprovider.hxx | 233 |
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diff --git a/include/vcl/accessibletableprovider.hxx b/include/vcl/accessibletableprovider.hxx new file mode 100644 index 000000000..cf7a0d097 --- /dev/null +++ b/include/vcl/accessibletableprovider.hxx @@ -0,0 +1,233 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_VCL_ACCESSIBLETABLEPROVIDER_HXX +#define INCLUDED_VCL_ACCESSIBLETABLEPROVIDER_HXX + +#include <vcl/AccessibleBrowseBoxObjType.hxx> +#include <vcl/window.hxx> + +namespace com::sun::star::accessibility { class XAccessible; } +namespace utl { class AccessibleStateSetHelper; } + +namespace vcl +{ + +#define OFFSET_DEFAULT (sal_Int32(-1)) +#define OFFSET_NONE (sal_Int32(0)) + +enum AccessibleTableChildIndex +{ + /** Child index of the column header bar (first row). Exists always. */ + BBINDEX_COLUMNHEADERBAR = 0, + /** Child index of the row header bar ("handle column"). Exists always. */ + BBINDEX_ROWHEADERBAR = 1, + /** Child index of the data table. */ + BBINDEX_TABLE = 2, + /** Child index of the first additional control. */ + BBINDEX_FIRSTCONTROL = 3 +}; + + +/** This abstract class provides methods to implement an accessible table object. +*/ +class IAccessibleTableProvider +{ +public: + /** @return The count of the rows. */ + virtual sal_Int32 GetRowCount() const = 0; + /** @return The count of the columns. */ + virtual sal_uInt16 GetColumnCount() const = 0; + + /** @return The position of the current row. */ + virtual sal_Int32 GetCurrRow() const = 0; + /** @return The position of the current column. */ + virtual sal_uInt16 GetCurrColumn() const = 0; + + /** @return The description of a row. + @param _nRow The row which description is in demand. */ + virtual OUString GetRowDescription( sal_Int32 _nRow ) const = 0; + /** @return The description of a column. + @param _nColumn The column which description is in demand. */ + virtual OUString GetColumnDescription( sal_uInt16 _nColumnPos ) const = 0; + + /** @return <TRUE/>, if the object has a row header. */ + virtual bool HasRowHeader() const = 0; //GetColumnId + virtual bool GoToCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos ) = 0; + + virtual void SetNoSelection() = 0; + virtual void SelectAll() = 0; + virtual void SelectRow( sal_Int32 _nRow, bool _bSelect = true, bool bExpand = true ) = 0; + virtual void SelectColumn( sal_uInt16 _nColumnPos, bool _bSelect = true ) = 0; + virtual sal_Int32 GetSelectedRowCount() const = 0; + virtual sal_Int32 GetSelectedColumnCount() const = 0; + /** @return <TRUE/>, if the row is selected. */ + virtual bool IsRowSelected( sal_Int32 _nRow ) const = 0; + virtual bool IsColumnSelected( sal_Int32 _nColumnPos ) const = 0; + virtual void GetAllSelectedRows( css::uno::Sequence< sal_Int32 >& _rRows ) const = 0; + virtual void GetAllSelectedColumns( css::uno::Sequence< sal_Int32 >& _rColumns ) const = 0; + + /** @return <TRUE/>, if the cell is visible. */ + virtual bool IsCellVisible( sal_Int32 _nRow, sal_uInt16 _nColumnPos ) const = 0; + virtual OUString GetAccessibleCellText( sal_Int32 _nRow, sal_uInt16 _nColumnPos ) const = 0; + + virtual tools::Rectangle calcHeaderRect( bool _bIsColumnBar, bool _bOnScreen = true ) = 0; + virtual tools::Rectangle calcTableRect( bool _bOnScreen = true ) = 0; + virtual tools::Rectangle GetFieldRectPixelAbs( sal_Int32 _nRow, sal_uInt16 _nColumnPos, bool _bIsHeader, bool _bOnScreen = true ) = 0; + + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos ) = 0; + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleRowHeader( sal_Int32 _nRow ) = 0; + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleColumnHeader( sal_uInt16 _nColumnPos ) = 0; + + virtual sal_Int32 GetAccessibleControlCount() const = 0; + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleControl( sal_Int32 _nIndex ) = 0; + virtual bool ConvertPointToControlIndex( sal_Int32& _rnIndex, const Point& _rPoint ) = 0; + + virtual bool ConvertPointToCellAddress( sal_Int32& _rnRow, sal_uInt16& _rnColPos, const Point& _rPoint ) = 0; + virtual bool ConvertPointToRowHeader( sal_Int32& _rnRow, const Point& _rPoint ) = 0; + virtual bool ConvertPointToColumnHeader( sal_uInt16& _rnColPos, const Point& _rPoint ) = 0; + + virtual OUString GetAccessibleObjectName( AccessibleBrowseBoxObjType _eType, sal_Int32 _nPos = -1 ) const = 0; + virtual OUString GetAccessibleObjectDescription( AccessibleBrowseBoxObjType _eType, sal_Int32 _nPos = -1 ) const = 0; + + virtual void FillAccessibleStateSet( ::utl::AccessibleStateSetHelper& _rStateSet, AccessibleBrowseBoxObjType _eType ) const = 0; + virtual void FillAccessibleStateSetForCell( ::utl::AccessibleStateSetHelper& _rStateSet, sal_Int32 _nRow, sal_uInt16 _nColumnPos ) const = 0; + virtual void GrabTableFocus() = 0; + + // OutputDevice + virtual bool GetGlyphBoundRects( const Point& rOrigin, const OUString& rStr, int nIndex, int nLen, std::vector< tools::Rectangle >& rVector ) = 0; + + // Window + virtual tools::Rectangle GetWindowExtentsRelative(const vcl::Window *pRelativeWindow) const = 0; + virtual void GrabFocus() = 0; + virtual css::uno::Reference< css::accessibility::XAccessible > GetAccessible() = 0; + virtual vcl::Window* GetAccessibleParentWindow() const = 0; + virtual vcl::Window* GetWindowInstance() = 0; + + virtual tools::Rectangle GetFieldCharacterBounds(sal_Int32 _nRow,sal_Int32 _nColumnPos,sal_Int32 nIndex) = 0; + virtual sal_Int32 GetFieldIndexAtPoint(sal_Int32 _nRow,sal_Int32 _nColumnPos,const Point& _rPoint) = 0; + +protected: + ~IAccessibleTableProvider() {} +}; + + +/** interface for an implementation of a table control's Accessible component +*/ +class IAccessibleTabListBox +{ +public: + /** returns the XAccessible object itself + + The reference returned here can be used to control the life time of the + IAccessibleTableImplementation object. + + The returned reference is guaranteed to not be <NULL/>. + */ + virtual css::uno::Reference< css::accessibility::XAccessible > + getMyself() = 0; + + /** returns the accessible object for the column header bar + */ + virtual css::uno::Reference< css::accessibility::XAccessible > + getHeaderBar() = 0; + +protected: + ~IAccessibleTabListBox() {} +}; + +/** interface for an implementation of a browse box's Accessible component +*/ +class IAccessibleBrowseBox +{ +public: + /** returns the XAccessible object itself + + The reference returned here can be used to control the life time of the + IAccessibleTableImplementation object. + + The returned reference is guaranteed to not be <NULL/>. + */ + virtual css::uno::Reference< css::accessibility::XAccessible > + getMyself() = 0; + + /** disposes the accessible implementation, so that it becomes defunc + */ + virtual void dispose() = 0; + + /** checks whether the accessible implementation, and its context, are still alive + @return <TRUE/>, if the object is not disposed or disposing. + */ + virtual bool isAlive() const = 0; + + /** returns the accessible object for the row or the column header bar + */ + virtual css::uno::Reference< css::accessibility::XAccessible > + getHeaderBar( AccessibleBrowseBoxObjType _eObjType ) = 0; + + /** returns the accessible object for the table representation + */ + virtual css::uno::Reference< css::accessibility::XAccessible > + getTable() = 0; + + /** commits the event at all listeners of the column/row header bar + @param nEventId + the event id + @param rNewValue + the new value + @param rOldValue + the old value + */ + virtual void commitHeaderBarEvent( + sal_Int16 nEventId, + const css::uno::Any& rNewValue, + const css::uno::Any& rOldValue, + bool _bColumnHeaderBar + ) = 0; + + /** commits the event at all listeners of the table + @param nEventId + the event id + @param rNewValue + the new value + @param rOldValue + the old value + */ + virtual void commitTableEvent( + sal_Int16 nEventId, + const css::uno::Any& rNewValue, + const css::uno::Any& rOldValue + ) = 0; + + /** Commits an event to all listeners. */ + virtual void commitEvent( + sal_Int16 nEventId, + const css::uno::Any& rNewValue, + const css::uno::Any& rOldValue + ) = 0; + +protected: + ~IAccessibleBrowseBox() {} +}; + +} // namespace vcl + +#endif // INCLUDED_VCL_ACCESSIBLETABLEPROVIDER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |