112 lines
3.6 KiB
C++
112 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
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#define INCLUDED_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
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#include "ObjectIdentifier.hxx"
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#include <rtl/ustring.hxx>
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#include <com/sun/star/chart2/XChartDocument.hpp>
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#include <com/sun/star/awt/KeyEvent.hpp>
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#include <memory>
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#include <vector>
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namespace chart
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{
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class ExplicitValueProvider;
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namespace impl
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{
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class ImplObjectHierarchy;
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}
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class ObjectHierarchy
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{
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public:
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typedef ObjectIdentifier tOID;
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typedef ::std::vector< tOID > tChildContainer;
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/** @param bFlattenDiagram
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If <TRUE/>, the content of the diagram (data series, wall, floor,
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etc.) is treated as being at the same level as the diagram. (This is
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used for keyboard navigation).
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*/
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explicit ObjectHierarchy(
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const css::uno::Reference< css::chart2::XChartDocument > & xChartDocument,
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ExplicitValueProvider * pExplicitValueProvider = nullptr,
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bool bFlattenDiagram = false,
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bool bOrderingForElementSelector = false );
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~ObjectHierarchy();
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static tOID getRootNodeOID();
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static bool isRootNode( const tOID& rOID );
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/// equal to getChildren( getRootNodeOID())
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tChildContainer getTopLevelChildren() const;
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bool hasChildren( const tOID& rParent ) const;
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tChildContainer getChildren( const tOID& rParent ) const;
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tChildContainer getSiblings( const tOID& rNode ) const;
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/// The result is empty, if the node cannot be found in the tree
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tOID getParent( const tOID& rNode ) const;
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/// @returns -1, if no parent can be determined
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sal_Int32 getIndexInParent( const tOID& rNode ) const;
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private:
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::std::unique_ptr< impl::ImplObjectHierarchy > m_apImpl;
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};
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class ObjectKeyNavigation
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{
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public:
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explicit ObjectKeyNavigation( const ObjectHierarchy::tOID & rCurrentOID,
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const css::uno::Reference< css::chart2::XChartDocument > & xChartDocument,
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ExplicitValueProvider * pExplicitValueProvider = nullptr );
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bool handleKeyEvent( const css::awt::KeyEvent & rEvent );
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ObjectHierarchy::tOID getCurrentSelection() const { return m_aCurrentOID;}
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private:
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void setCurrentSelection( const ObjectHierarchy::tOID& rOID );
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bool first();
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bool last();
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bool next();
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bool previous();
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bool up();
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bool down();
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bool veryFirst();
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bool veryLast();
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ObjectHierarchy::tOID m_aCurrentOID;
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css::uno::Reference< css::chart2::XChartDocument > m_xChartDocument;
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ExplicitValueProvider * m_pExplicitValueProvider;
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bool m_bStepDownInDiagram;
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};
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} // namespace chart
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// INCLUDED_CHART2_SOURCE_CONTROLLER_INC_OBJECTHIERARCHY_HXX
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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