b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
80 lines
3.3 KiB
C++
80 lines
3.3 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 _COMPHELPER_CONTAINER_HXX_
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#define _COMPHELPER_CONTAINER_HXX_
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#include <vector>
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#include "com/sun/star/uno/Reference.hxx"
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#include "comphelper/comphelperdllapi.h"
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//.........................................................................
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namespace comphelper
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{
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//.........................................................................
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//========================================================================
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//= IndexAccessIterator
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//========================================================================
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/** an iterator that iterates through all elements, starting from an XIndexAccess (pre-order)
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*/
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class COMPHELPER_DLLPUBLIC IndexAccessIterator
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{
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protected:
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> m_xStartingPoint;
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> m_xCurrentObject;
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// The current object
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::std::vector<sal_Int32> m_arrChildIndizies;
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// I'm moving through a tree, but its elements have no GetNextSibling,
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// so I have to remember where each child is in relation to its parent.
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// That is the path from the root node to m_xCurrentObject
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OUString m_ustrProperty;
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// The Name of the requested property
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public:
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IndexAccessIterator(::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> xStartingPoint);
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virtual ~IndexAccessIterator();
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::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> Next();
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virtual void Invalidate() { m_xCurrentObject = NULL; }
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protected:
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virtual sal_Bool ShouldHandleElement(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>& /*rElement*/) { return sal_True; }
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// This can be used to exclude certain elements; elements for which
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// this function returns sal_True will be simply skipped.
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// If this element is returned from Next(), then one can get
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// here get a little more information on the element.
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// That's why this method is not const.
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virtual sal_Bool ShouldStepInto(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>& /*xContainer*/) const { return sal_True; }
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};
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//.........................................................................
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} // namespace comphelper
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//.........................................................................
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#endif // _COMPHELPER_CONTAINER_HXX_
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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