office-gobmx/include/vcl/accessibletableprovider.hxx
Noel Grandin 129e395935 make IAccessibleBrowseBox extend cppu::WeakImplHelper
i.e. push this up from the implementation class
AccessibleBrowseBoxAccess to the interface class.

Which means we don't need the getMyself helper method, and make the
memory management simpler.

Change-Id: Icecb83834bb3f5304908bbd3682b3d2ea06dbfe0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/156285
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2023-08-30 17:49:35 +02:00

227 lines
9.7 KiB
C++

/* -*- 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>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/accessibility/XAccessible.hpp>
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 GetFieldRectPixel( sal_Int32 _nRow, sal_uInt16 _nColumnPos, bool _bIsHeader, bool _bOnScreen ) = 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( sal_Int64& _rStateSet, AccessibleBrowseBoxObjType _eType ) const = 0;
virtual void FillAccessibleStateSetForCell( sal_Int64& _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 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 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;
/** Returns the accessible object for the table.
*/
virtual css::uno::Reference< css::accessibility::XAccessible> getTable() = 0;
protected:
~IAccessibleTabListBox() {}
};
/** interface for an implementation of a browse box's Accessible component
*/
class IAccessibleBrowseBox : public cppu::WeakImplHelper<css::accessibility::XAccessible>
{
public:
/** 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: */