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| -rw-r--r-- | accessibility/inc/extended/AccessibleBrowseBoxHeaderBar.hxx | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/accessibility/inc/extended/AccessibleBrowseBoxHeaderBar.hxx b/accessibility/inc/extended/AccessibleBrowseBoxHeaderBar.hxx new file mode 100644 index 000000000..64d41cb6d --- /dev/null +++ b/accessibility/inc/extended/AccessibleBrowseBoxHeaderBar.hxx @@ -0,0 +1,219 @@ +/* -*- 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/AccessibleBrowseBoxTableBase.hxx> +#include <cppuhelper/implbase1.hxx> +#include <com/sun/star/accessibility/XAccessibleSelection.hpp> + + +namespace accessibility { + + +typedef ::cppu::ImplHelper1< css::accessibility::XAccessibleSelection > + AccessibleBrowseBoxHeaderBarImplHelper; + +/** This class represents the accessible object of a header bar of a BrowseBox + control (row or column header bar). This object supports the + XAccessibleSelection interface. Selecting a child of this object selects + complete rows or columns of the data table. */ +class AccessibleBrowseBoxHeaderBar final : + public AccessibleBrowseBoxTableBase, + public AccessibleBrowseBoxHeaderBarImplHelper +{ +public: + /** @param rxParent Parent that holds the browsebox headerbar control + @param rBrowseBox The BrowseBox control. + @param eObjType One of the two allowed types AccessibleBrowseBoxObjType::RowHeaderBar or + AccessibleBrowseBoxObjType::ColumnHeaderBar. */ + AccessibleBrowseBoxHeaderBar( + const css::uno::Reference< css::accessibility::XAccessible >& rxParent, + ::vcl::IAccessibleTableProvider& rBrowseBox, + AccessibleBrowseBoxObjType eObjType ); + +private: + virtual ~AccessibleBrowseBoxHeaderBar() override; + +public: + // XAccessibleContext + + /** @return + The XAccessible interface of the specified child. + */ + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL + getAccessibleChild( sal_Int32 nChildIndex ) override; + + /** @return The index of this object among the parent's children. */ + virtual sal_Int32 SAL_CALL + getAccessibleIndexInParent() override; + + // XAccessibleComponent + + /** @return The accessible child rendered under the given point. */ + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL + getAccessibleAtPoint( const css::awt::Point& rPoint ) override; + + /** Grabs the focus to (the current cell of) the data table. */ + virtual void SAL_CALL grabFocus() override; + + // XAccessibleTable + + /** @return The description text of the specified row. */ + virtual OUString SAL_CALL + getAccessibleRowDescription( sal_Int32 nRow ) override; + + /** @return The description text of the specified column. */ + virtual OUString SAL_CALL getAccessibleColumnDescription( sal_Int32 nColumn ) override; + + /** @return The XAccessibleTable interface of the row header bar. */ + virtual css::uno::Reference< css::accessibility::XAccessibleTable > SAL_CALL + getAccessibleRowHeaders() override; + + /** @return The XAccessibleTable interface of the column header bar. */ + virtual css::uno::Reference< css::accessibility::XAccessibleTable > SAL_CALL + getAccessibleColumnHeaders() override; + + /** @return An index list of completely selected rows. */ + virtual css::uno::Sequence< sal_Int32 > SAL_CALL + getSelectedAccessibleRows() override; + + /** @return An index list of completely selected columns. */ + virtual css::uno::Sequence< sal_Int32 > SAL_CALL + getSelectedAccessibleColumns() override; + + /** @return TRUE, if the specified row is completely selected. */ + virtual sal_Bool SAL_CALL isAccessibleRowSelected( sal_Int32 nRow ) override; + + /** @return TRUE, if the specified column is completely selected. */ + virtual sal_Bool SAL_CALL isAccessibleColumnSelected( sal_Int32 nColumn ) override; + + /** @return The XAccessible interface of the cell object at the specified + cell position. */ + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL + getAccessibleCellAt( sal_Int32 nRow, sal_Int32 nColumn ) override; + + /** @return TRUE, if the specified cell is selected. */ + virtual sal_Bool SAL_CALL isAccessibleSelected( sal_Int32 nRow, sal_Int32 nColumn ) override; + + // XAccessibleSelection + + /** Selects the specified child (row or column of the table). */ + virtual void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) override; + + /** @return TRUE, if the specified child (row/column) is selected. */ + virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) override; + + /** Clears the complete selection. */ + virtual void SAL_CALL clearAccessibleSelection() override; + + /** Selects all children or first, if multiselection is not supported. */ + virtual void SAL_CALL selectAllAccessibleChildren() override; + + /** @return The number of selected rows/columns. */ + virtual sal_Int32 SAL_CALL getSelectedAccessibleChildCount() override; + + /** @return The specified selected row/column. */ + virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL + getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) override; + + /** Removes the specified row/column from the selection. */ + virtual void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) override; + + // 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; + + // XServiceInfo + + /** @return The name of this class. */ + virtual OUString SAL_CALL getImplementationName() override; + + /** @return a unique implementation ID. */ + virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override; + +private: + // internal virtual methods + + /** @attention This method requires locked mutex's and a living object. + @return The bounding box (VCL rect.) relative to the parent window. */ + virtual tools::Rectangle implGetBoundingBox() override; + /** @attention This method requires locked mutex's and a living object. + @return The bounding box (VCL rect.) in screen coordinates. */ + virtual tools::Rectangle implGetBoundingBoxOnScreen() override; + + /** @attention This method requires locked mutex's and a living object. + @return The count of used rows. */ + virtual sal_Int32 implGetRowCount() const override; + /** @attention This method requires locked mutex's and a living object. + @return The count of used columns. */ + virtual sal_Int32 implGetColumnCount() const override; + + // internal helper methods + + /** @return TRUE, if the objects is a header bar for rows. */ + inline bool isRowBar() const; + /** @return TRUE, if the objects is a header bar for columns. */ + inline bool isColumnBar() const; + + /** Returns the specified row or column. Uses one of the parameters, + depending on object type. + @attention This method requires locked mutex's and a living object. + @return The XAccessible interface of the specified column/row. */ + css::uno::Reference< css::accessibility::XAccessible > + implGetChild( sal_Int32 nRow, sal_uInt16 nColumnPos ); + + /** @attention This method requires locked mutex's and a living object. + @return The absolute child index from the index of selected children. + @throws <type>IndexOutOfBoundsException</type> + If the specified index is invalid. */ + sal_Int32 implGetChildIndexFromSelectedIndex( sal_Int32 nSelectedChildIndex ); + + /** @attention This method requires locked mutex's and a living object. + @throws <type>IndexOutOfBoundsException</type> + If the specified row/column index (depending on type) is invalid. */ + void ensureIsValidHeaderIndex( sal_Int32 nIndex ); +}; + +// inlines + +inline bool AccessibleBrowseBoxHeaderBar::isRowBar() const +{ + return getType() == AccessibleBrowseBoxObjType::RowHeaderBar; +} + +inline bool AccessibleBrowseBoxHeaderBar::isColumnBar() const +{ + return getType() == AccessibleBrowseBoxObjType::ColumnHeaderBar; +} + + +} // namespace accessibility + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |