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| -rw-r--r-- | sc/source/ui/inc/AccessibleCell.hxx | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/sc/source/ui/inc/AccessibleCell.hxx b/sc/source/ui/inc/AccessibleCell.hxx new file mode 100644 index 000000000..c47b73957 --- /dev/null +++ b/sc/source/ui/inc/AccessibleCell.hxx @@ -0,0 +1,167 @@ +/* -*- 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 <memory> +#include "AccessibleCellBase.hxx" +#include "viewdata.hxx" +#include <com/sun/star/accessibility/XAccessibleExtendedAttributes.hpp> +#include <rtl/ref.hxx> +#include <editeng/AccessibleStaticTextBase.hxx> +#include <comphelper/uno3.hxx> + +namespace com::sun::star::accessibility { class XAccessibleRelationSet; } +namespace utl { class AccessibleRelationSetHelper; } + +class ScTabViewShell; +class ScAccessibleDocument; + +typedef cppu::ImplHelper1< css::accessibility::XAccessibleExtendedAttributes> + ScAccessibleCellAttributeImpl; + +/** @descr + This base class provides an implementation of the + <code>AccessibleCell</code> service. +*/ +class ScAccessibleCell + : public ScAccessibleCellBase, + public accessibility::AccessibleStaticTextBase, + public ScAccessibleCellAttributeImpl +{ +public: + static rtl::Reference<ScAccessibleCell> create( + const css::uno::Reference<css::accessibility::XAccessible>& rxParent, + ScTabViewShell* pViewShell, + const ScAddress& rCellAddress, + sal_Int32 nIndex, + ScSplitPos eSplitPos, + ScAccessibleDocument* pAccDoc); + +private: + ScAccessibleCell( + const css::uno::Reference<css::accessibility::XAccessible>& rxParent, + ScTabViewShell* pViewShell, + const ScAddress& rCellAddress, + sal_Int32 nIndex, + ScSplitPos eSplitPos, + ScAccessibleDocument* pAccDoc); + + virtual void Init() override; + + using ScAccessibleCellBase::disposing; + virtual void SAL_CALL disposing() override; + +protected: + virtual ~ScAccessibleCell() override; + + using ScAccessibleCellBase::IsDefunc; + +public: + ///===== XInterface ===================================================== + + DECLARE_XINTERFACE() + + ///===== XTypeProvider =================================================== + + DECLARE_XTYPEPROVIDER() + + ///===== XAccessibleComponent ============================================ + + virtual css::uno::Reference< css::accessibility::XAccessible > + SAL_CALL getAccessibleAtPoint( const css::awt::Point& rPoint ) override; + + virtual void SAL_CALL grabFocus( ) override; + +protected: + /// Return the object's current bounding box relative to the desktop. + virtual tools::Rectangle GetBoundingBoxOnScreen() const override; + + /// Return the object's current bounding box relative to the parent object. + virtual tools::Rectangle GetBoundingBox() const override; + +public: + ///===== XAccessibleContext ============================================== + + /// Return the number of currently visible children. + /// override to calculate this on demand + virtual sal_Int32 SAL_CALL + getAccessibleChildCount() override; + + /// Return the specified child or NULL if index is invalid. + /// override to calculate this on demand + virtual css::uno::Reference< css::accessibility::XAccessible> SAL_CALL + getAccessibleChild(sal_Int32 nIndex) override; + + /// Return the set of current states. + virtual css::uno::Reference< + css::accessibility::XAccessibleStateSet> SAL_CALL + getAccessibleStateSet() override; + + virtual css::uno::Reference< + css::accessibility::XAccessibleRelationSet> SAL_CALL + getAccessibleRelationSet() override; + + ///===== XServiceInfo ==================================================== + + /** Returns an identifier for the implementation of this object. + */ + virtual OUString SAL_CALL + getImplementationName() override; + + /** Returns a list of all supported services. + */ + virtual css::uno::Sequence< OUString> SAL_CALL + getSupportedServiceNames() override; + + virtual css::uno::Any SAL_CALL getExtendedAttributes() override; + + // Override this method to handle cell's ParaIndent attribute specially. + virtual css::uno::Sequence< css::beans::PropertyValue > SAL_CALL getCharacterAttributes( sal_Int32 nIndex, const css::uno::Sequence< OUString >& aRequestedAttributes ) override; +private: + ScTabViewShell* mpViewShell; + ScAccessibleDocument* mpAccDoc; + + ScSplitPos meSplitPos; + + bool IsDefunc( + const css::uno::Reference<css::accessibility::XAccessibleStateSet>& rxParentStates); + virtual bool IsEditable( + const css::uno::Reference<css::accessibility::XAccessibleStateSet>& rxParentStates) override; + bool IsOpaque() const; + bool IsFocused() const; + bool IsSelected(); + + static ScDocument* GetDocument(ScTabViewShell* mpViewShell); + + ::std::unique_ptr< SvxEditSource > CreateEditSource(ScTabViewShell* pViewShell, ScAddress aCell, ScSplitPos eSplitPos); + + void FillDependents(utl::AccessibleRelationSetHelper* pRelationSet); + void FillPrecedents(utl::AccessibleRelationSetHelper* pRelationSet); + void AddRelation(const ScAddress& rCell, + const sal_uInt16 aRelationType, + ::utl::AccessibleRelationSetHelper* pRelationSet); + void AddRelation(const ScRange& rRange, + const sal_uInt16 aRelationType, + ::utl::AccessibleRelationSetHelper* pRelationSet); + bool IsFormulaMode(); + bool IsDropdown() const; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |