/* -*- 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 . */ #ifndef INCLUDED_COMPHELPER_PROPERTYBAG_HXX #define INCLUDED_COMPHELPER_PROPERTYBAG_HXX #include #include #include #include #include namespace comphelper { //= PropertyBag /** provides a bag of properties associated with their values This class can, for instance, be used for components which need to implement the com.sun.star.beans.PropertyBag service. */ class UNLESS_MERGELIBS(COMPHELPER_DLLPUBLIC) PropertyBag final : protected OPropertyContainerHelper { std::map< sal_Int32, css::uno::Any > aDefaults; bool m_bAllowEmptyPropertyName; public: PropertyBag(); virtual ~PropertyBag(); /** allow adding property with empty string as name (by default, such names are rejected with IllegalActionException). @param i_isAllowed iff true, empty property name will be allowed */ void setAllowEmptyPropertyName(bool i_isAllowed); /** adds a property to the bag The type of the property is determined from its initial value (_rInitialValue). @param _rName the name of the new property. Must not be empty unless explicitly allowed with setAllowEmptyPropertyName. @param _nHandle the handle of the new property @param _nAttributes the attributes of the property @param _rInitialValue the initial value of the property. Must not be , to allow determining the property type. @throws css::beans::IllegalTypeException if the initial value is @throws css::beans::PropertyExistException if the name or the handle are already used @throws css::beans::IllegalArgumentException if the name is empty */ void addProperty( const OUString& _rName, sal_Int32 _nHandle, sal_Int32 _nAttributes, const css::uno::Any& _rInitialValue ); /** adds a property to the bag The initial value of the property is . @param _rName the name of the new property. Must not be empty unless explicitly allowed with setAllowEmptyPropertyName. @param _rType the type of the new property @param _nHandle the handle of the new property @param _nAttributes the attributes of the property @throws css::beans::IllegalTypeException if the initial value is @throws css::beans::PropertyExistException if the name or the handle are already used @throws css::beans::IllegalArgumentException if the name is empty */ void addVoidProperty( const OUString& _rName, const css::uno::Type& _rType, sal_Int32 _nHandle, sal_Int32 _nAttributes ); /** removes a property from the bag @param _rName the name of the to-be-removed property. @throws UnknownPropertyException if the bag does not contain a property with the given name @throws NotRemoveableException if the property with the given name is not removable, as indicated by the property attributes used in a previous addProperty call. */ void removeProperty( const OUString& _rName ); /** describes all properties in the bag @param _out_rProps takes, upon return, the descriptions of all properties in the bag */ void describeProperties( css::uno::Sequence< css::beans::Property >& _out_rProps ) const { OPropertyContainerHelper::describeProperties( _out_rProps ); } /** retrieves the value of a property given by handle @param _nHandle the handle of the property whose value is to be retrieved @param _out_rValue output parameter taking the property value @throws UnknownPropertyException if the given handle does not denote a property in the bag */ void getFastPropertyValue( sal_Int32 _nHandle, css::uno::Any& _out_rValue ) const; /** converts a to-be-set value of a property (given by handle) so that it can be used in subsequent calls to setFastPropertyValue @param _nHandle the handle of the property @param _rNewValue the new value, which should be converted @param _out_rConvertedValue output parameter taking the converted value @param _out_rCurrentValue output parameter taking the current value of the property @throws UnknownPropertyException if the given handle does not denote a property in the bag @throws IllegalArgumentException if the given value cannot be lossless converted into a value for the given property. */ bool convertFastPropertyValue( sal_Int32 _nHandle, const css::uno::Any& _rNewValue, css::uno::Any& _out_rConvertedValue, css::uno::Any& _out_rCurrentValue ) const; /** sets a new value for a property given by handle @throws UnknownPropertyException if the given handle does not denote a property in the bag */ void setFastPropertyValue( sal_Int32 _nHandle, const css::uno::Any& _rValue ); /** returns the default value for a property given by handle The default value of a property is its initial value, as passed to ->addProperty. @param _nHandle handle of the property whose default value is to be obtained @param _out_rValue the default value @throws UnknownPropertyException if the given handle does not denote a property in the bag */ void getPropertyDefaultByHandle( sal_Int32 _nHandle, css::uno::Any& _out_rValue ) const; /** determines whether a property with a given name is part of the bag */ bool hasPropertyByName( const OUString& _rName ) const { return isRegisteredProperty( _rName ); } /** determines whether a property with a given handle is part of the bag */ bool hasPropertyByHandle( sal_Int32 _nHandle ) const { return isRegisteredProperty( _nHandle ); } protected: using OPropertyContainerHelper::convertFastPropertyValue; using OPropertyContainerHelper::getFastPropertyValue; }; } // namespace comphelper #endif // INCLUDED_COMPHELPER_PROPERTYBAG_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */