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| -rw-r--r-- | accessibility/inc/extended/AccessibleBrowseBoxTableBase.hxx | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/accessibility/inc/extended/AccessibleBrowseBoxTableBase.hxx b/accessibility/inc/extended/AccessibleBrowseBoxTableBase.hxx new file mode 100644 index 000000000..b482ab0d8 --- /dev/null +++ b/accessibility/inc/extended/AccessibleBrowseBoxTableBase.hxx @@ -0,0 +1,239 @@ +/* -*- 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 . + */ + + +#pragma once + +#include <extended/AccessibleBrowseBoxBase.hxx> +#include <cppuhelper/implbase1.hxx> +#include <com/sun/star/accessibility/XAccessibleTable.hpp> + + +namespace accessibility { + +typedef ::cppu::ImplHelper1< css::accessibility::XAccessibleTable > + AccessibleBrowseBoxTableImplHelper; + +/** The BrowseBox accessible table objects inherit from this base class. It + implements basic functionality for the XAccessibleTable interface. + BrowseBox table objects are: the data table, the column header bar and the + row header bar. */ +class AccessibleBrowseBoxTableBase : + public BrowseBoxAccessibleElement, + public AccessibleBrowseBoxTableImplHelper +{ +public: + /** Constructor sets specified name and description. If the constant of a + text is BBTEXT_NONE, the derived class has to set the text via + implSetName() and implSetDescription() (in Ctor) or later via + setAccessibleName() and setAccessibleDescription() (these methods + notify the listeners about the change). + @param rxParent XAccessible interface of the parent object. + @param rBrowseBox The BrowseBox control. + @param eObjType Type of BrowseBox object. */ + AccessibleBrowseBoxTableBase( + const css::uno::Reference< css::accessibility::XAccessible >& rxParent, + ::vcl::IAccessibleTableProvider& rBrowseBox, + AccessibleBrowseBoxObjType eObjType ); + +protected: + virtual ~AccessibleBrowseBoxTableBase() override = default; + +public: + // XAccessibleContext + + /** @return The count of visible children. */ + virtual sal_Int32 SAL_CALL getAccessibleChildCount() override; + + /** @return The role of this object (a table). */ + virtual sal_Int16 SAL_CALL getAccessibleRole() override; + + /* Derived classes have to implement: + - getAccessibleChild, + - getAccessibleIndexInParent. */ + + // XAccessibleComponent + + /* Derived classes have to implement: + - getAccessibleAt, + - grabFocus. */ + + // XAccessibleTable + + /** @return The number of used rows in the table (0 = empty table). */ + virtual sal_Int32 SAL_CALL getAccessibleRowCount() override; + + /** @return The number of used columns in the table (0 = empty table). */ + virtual sal_Int32 SAL_CALL getAccessibleColumnCount() override; + + /** @return The row extent of the specified cell (always 1). */ + virtual sal_Int32 SAL_CALL + getAccessibleRowExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) override; + + /** @return The column extent of the specified cell (always 1). */ + virtual sal_Int32 SAL_CALL + getAccessibleColumnExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) override; + + /** @return The caption cell of the table (not supported). */ + virtual css::uno::Reference< + css::accessibility::XAccessible > SAL_CALL + getAccessibleCaption() override; + + /** @return The summary object of the table (not supported). */ + virtual css::uno::Reference< + css::accessibility::XAccessible > SAL_CALL + getAccessibleSummary() override; + + /** @return The child index of the specified cell. */ + virtual sal_Int32 SAL_CALL getAccessibleIndex( sal_Int32 nRow, sal_Int32 nColumn ) override; + + /** @return The row index of the specified child cell. */ + virtual sal_Int32 SAL_CALL getAccessibleRow( sal_Int32 nChildIndex ) override; + + /** @return The column index of the specified child cell. */ + virtual sal_Int32 SAL_CALL getAccessibleColumn( sal_Int32 nChildIndex ) override; + + /* Derived classes have to implement: + - getAccessibleRowDescription, + - getAccessibleColumnDescription, + - getAccessibleRowHeaders, + - getAccessibleColumnHeaders, + - getSelectedAccessibleRows, + - getSelectedAccessibleColumns, + - isAccessibleRowSelected, + - isAccessibleColumnSelected, + - getAccessibleCellAt, + - isAccessibleSelected. */ + + // XInterface + + /** Queries for a new interface. */ + css::uno::Any SAL_CALL queryInterface( const css::uno::Type& rType ) override; + + /** Acquires the object (calls acquire() on base class). */ + virtual void SAL_CALL acquire() noexcept override; + + /** Releases the object (calls release() on base class). */ + virtual void SAL_CALL release() noexcept override; + + // XTypeProvider + + /** @return a sequence of possible types (received from base classes). */ + virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override; + + /** @return a unique implementation ID. */ + virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override; + + // XServiceInfo + + /* Derived classes have to implement: + - getImplementationName */ + +protected: + // internal virtual methods + + /** @attention This method requires locked mutex's and a living object. + @return The count of data rows without header bar. */ + virtual sal_Int32 implGetRowCount() const; + /** @attention This method requires locked mutex's and a living object. + @return The count of data columns without "handle column". */ + virtual sal_Int32 implGetColumnCount() const; + + // internal helper methods + + /** @return TRUE, if first BrowseBox column is the "handle column". */ + bool implHasHandleColumn() const; + + /** @attention This method requires locked mutex's and a living object. + @param nColumn + the position of the column in the Accessible world + @return + the position of the column in VCL the Accessible world + */ + sal_uInt16 implToVCLColumnPos( sal_Int32 nColumn ) const; + + /** @attention This method requires locked mutex's and a living object. + @return The number of cells of the table. */ + sal_Int32 implGetChildCount() const; + + /** @attention This method requires locked mutex's and a living object. + @return The row index of the specified cell index. */ + sal_Int32 implGetRow( sal_Int32 nChildIndex ) const; + /** @attention This method requires locked mutex's and a living object. + @return The column index of the specified cell index. */ + sal_Int32 implGetColumn( sal_Int32 nChildIndex ) const; + + /** @attention This method requires locked mutex's and a living object. + @return TRUE, if the specified row is selected. */ + bool implIsRowSelected( sal_Int32 nRow ) const; + /** @attention This method requires locked mutex's and a living object. + @return TRUE, if the specified column is selected. */ + bool implIsColumnSelected( sal_Int32 nColumn ) const; + + /** Selects/deselects a row (tries to expand selection). + @attention This method requires locked mutex's and a living object. + @param nRow Row to select + @param bSelect TRUE = select, FALSE = deselect */ + void implSelectRow( sal_Int32 nRow, bool bSelect ); + /** Selects/deselects a column (tries to expand selection). + @attention This method requires locked mutex's and a living object. + @param nColumnPos column number to select + @param bSelect TRUE = select, FALSE = deselect */ + void implSelectColumn( sal_Int32 nColumnPos, bool bSelect ); + + /** @attention This method requires locked mutex's and a living object. + @return The count of selected rows. */ + sal_Int32 implGetSelectedRowCount() const; + /** @attention This method requires locked mutex's and a living object. + @return The count of selected columns. */ + sal_Int32 implGetSelectedColumnCount() const; + + /** Fills a sequence with sorted indexes of completely selected rows. + @attention This method requires locked mutex's and a living object. + @param rSeq Out-parameter that takes the sorted row index list. */ + void implGetSelectedRows( css::uno::Sequence< sal_Int32 >& rSeq ); + /** Fills a sequence with sorted indexes of completely selected columns. + @attention This method requires locked mutex's and a living object. + @param rSeq Out-parameter that takes the sorted column index list. */ + void implGetSelectedColumns( css::uno::Sequence< sal_Int32 >& rSeq ); + + /** @attention This method requires locked mutex's and a living object. + @throws <type>IndexOutOfBoundsException</type> + If the specified row index is invalid. */ + void ensureIsValidRow( sal_Int32 nRow ); + /** @attention This method requires locked mutex's and a living object. + @throws <type>IndexOutOfBoundsException</type> + If the specified column index is invalid. */ + void ensureIsValidColumn( sal_Int32 nColumn ); + /** @attention This method requires locked mutex's and a living object. + @throws <type>IndexOutOfBoundsException</type> + If the specified cell address is invalid. */ + void ensureIsValidAddress( sal_Int32 nRow, sal_Int32 nColumn ); + /** @attention This method requires locked mutex's and a living object. + @throws <type>IndexOutOfBoundsException</type> + If the specified child index is invalid. */ + void ensureIsValidIndex( sal_Int32 nChildIndex ); +}; + + +} // namespace accessibility + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |