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Diffstat (limited to 'comphelper/inc/comphelper/container.hxx')
-rw-r--r-- | comphelper/inc/comphelper/container.hxx | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/comphelper/inc/comphelper/container.hxx b/comphelper/inc/comphelper/container.hxx new file mode 100644 index 000000000000..eb4f07c55423 --- /dev/null +++ b/comphelper/inc/comphelper/container.hxx @@ -0,0 +1,88 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: container.hxx,v $ + * $Revision: 1.8 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _COMPHELPER_CONTAINER_HXX_ +#define _COMPHELPER_CONTAINER_HXX_ + +#include <vector> +#include "com/sun/star/uno/Reference.hxx" +#include "comphelper/comphelperdllapi.h" + +//......................................................................... +namespace comphelper +{ +//......................................................................... + +//======================================================================== +//= IndexAccessIterator +//======================================================================== +/** ein Iterator, der von einem XIndexAccess ausgehend alle Elemente durchiteriert (pre-order) +*/ +class COMPHELPER_DLLPUBLIC IndexAccessIterator +{ +protected: + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> m_xStartingPoint; + + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> m_xCurrentObject; + // das aktuelle Objekt + ::std::vector<sal_Int32> m_arrChildIndizies; + // ich bewege mich eigentlich durch einen Baum, dummerweise haben dessen + // Elemente aber kein GetNextSibling, also muss ich mir merken, wo die Childs + // innerhalb ihres Parents sitzen (das ist sozusagen der Pfad von der Wurzel + // zu m_xCurrentObject + + ::rtl::OUString m_ustrProperty; + // der Name der gesuchten property + +public: + IndexAccessIterator(::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> xStartingPoint); + + virtual ~IndexAccessIterator(); + + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface> Next(); + + virtual void Invalidate() { m_xCurrentObject = NULL; } + +protected: + virtual sal_Bool ShouldHandleElement(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>& /*rElement*/) { return sal_True; } + // damit kann man bestimmte Elemente ausschliessen, die werden dann einfach + // uebergangen + // wenn hier sal_True zurueckkommt, wird dieses Element von Next zurueckgeliefert, man kann sich hier also auch + // gleich ein paar zusaetzliche Angaben zu dem Element holen (deswegen ist die Methode auch nicht const) + virtual sal_Bool ShouldStepInto(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface>& /*xContainer*/) const { return sal_True; } +}; + +//......................................................................... +} // namespace comphelper +//......................................................................... + +#endif // _COMPHELPER_CONTAINER_HXX_ + + |