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| -rw-r--r-- | include/vcl/accessibletable.hxx | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/include/vcl/accessibletable.hxx b/include/vcl/accessibletable.hxx new file mode 100644 index 0000000000..66f5a1e5c0 --- /dev/null +++ b/include/vcl/accessibletable.hxx @@ -0,0 +1,165 @@ +/* -*- 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_ACCESSIBLETABLE_HXX +#define INCLUDED_VCL_ACCESSIBLETABLE_HXX + +#include <tools/gen.hxx> +#include <com/sun/star/uno/Reference.hxx> +#include <com/sun/star/accessibility/XAccessible.hpp> +#include <cppuhelper/implbase.hxx> + +namespace vcl { class Window; } + +namespace vcl::table +{ + +typedef sal_Int32 RowPos; + +enum class AccessibleTableControlObjType +{ + GRIDCONTROL, /// The GridControl itself. + TABLE, /// The data table. + ROWHEADERBAR, /// The row header bar. + COLUMNHEADERBAR, /// The horizontal column header bar. + TABLECELL, /// A cell of the data table. + ROWHEADERCELL, /// A cell of the row header bar. + COLUMNHEADERCELL, /// A cell of the column header bar. +}; + + +/** This abstract class provides methods to implement an accessible table object. +*/ +class IAccessibleTable +{ +public: + /** @return The position of the current row. */ + virtual sal_Int32 GetCurrentRow() const = 0; + /** @return The position of the current column. */ + virtual sal_Int32 GetCurrentColumn() const = 0; + virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessibleControl( sal_Int32 _nIndex )= 0; + virtual OUString GetAccessibleObjectName(AccessibleTableControlObjType eObjType, sal_Int32 _nRow, sal_Int32 _nCol) const= 0; + virtual void GoToCell( sal_Int32 _nColumnPos, sal_Int32 _nRow )= 0; + virtual bool HasColHeader() = 0; + virtual bool HasRowHeader() = 0; + + /** return the description of the specified object. + @param eObjType + The type to ask for + @return + The description of the specified object. + */ + virtual OUString GetAccessibleObjectDescription(AccessibleTableControlObjType eObjType) const= 0; + + /** Fills the StateSet with all states (except DEFUNC and SHOWING, done by + the accessible object), depending on the specified object type. */ + virtual void FillAccessibleStateSet( sal_Int64& rStateSet, + AccessibleTableControlObjType eObjType ) const= 0; + + // Window + virtual AbsoluteScreenPixelRectangle GetWindowExtentsAbsolute() const = 0; + virtual tools::Rectangle GetWindowExtentsRelative(const vcl::Window& rRelativeWindow) 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 sal_Int32 GetAccessibleControlCount() const = 0; + virtual bool ConvertPointToControlIndex( sal_Int32& _rnIndex, const Point& _rPoint )= 0; + virtual sal_Int32 GetRowCount() const= 0; + virtual sal_Int32 GetColumnCount() const= 0; + virtual bool ConvertPointToCellAddress( sal_Int32& _rnRow, sal_Int32& _rnColPos, const Point& _rPoint )= 0; + virtual tools::Rectangle calcHeaderRect( bool _bIsColumnBar ) = 0; + virtual tools::Rectangle calcHeaderCellRect( bool _bColHeader, sal_Int32 _nPos ) = 0; + virtual tools::Rectangle calcTableRect() = 0; + virtual tools::Rectangle calcCellRect( sal_Int32 _nRowPos, sal_Int32 _nColPos ) = 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; + virtual void FillAccessibleStateSetForCell( sal_Int64& _rStateSet, sal_Int32 _nRow, sal_uInt16 _nColumnPos ) const= 0; + virtual OUString GetRowName(sal_Int32 _nIndex) const = 0; + virtual OUString GetColumnName( sal_Int32 _nIndex ) const = 0; + virtual OUString GetAccessibleCellText(sal_Int32 _nRowPos, sal_Int32 _nColPos) const = 0; + + virtual sal_Int32 GetSelectedRowCount() const = 0; + virtual sal_Int32 GetSelectedRowIndex( sal_Int32 const i_selectionIndex ) const = 0; + virtual bool IsRowSelected( sal_Int32 const i_rowIndex ) const = 0; + virtual void SelectRow( sal_Int32 const i_rowIndex, bool const i_select ) = 0; + virtual void SelectAllRows( bool const i_select ) = 0; + +protected: + ~IAccessibleTable() {} +}; + + +/** interface for an implementation of a table control's Accessible component +*/ +class IAccessibleTableControl : public ::cppu::WeakImplHelper< css::accessibility::XAccessible > +{ +public: + + /** disposes the accessible implementation, so that it becomes defunc + */ + virtual void DisposeAccessImpl() = 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; + + /** commits the event at all listeners of the cell + @param nEventId + the event id + @param rNewValue + the new value + @param rOldValue + the old value + */ + virtual void commitCellEvent( + sal_Int16 nEventId, + const css::uno::Any& rNewValue, + const css::uno::Any& rOldValue + ) = 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 + ) = 0; + +protected: + ~IAccessibleTableControl() {} +}; + +} // namespace vcl::table + +#endif // INCLUDED_VCL_ACCESSIBLETABLE_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |