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Diffstat (limited to 'comphelper/source/property/propstate.cxx')
| -rw-r--r-- | comphelper/source/property/propstate.cxx | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/comphelper/source/property/propstate.cxx b/comphelper/source/property/propstate.cxx new file mode 100644 index 000000000..183f51efc --- /dev/null +++ b/comphelper/source/property/propstate.cxx @@ -0,0 +1,228 @@ +/* -*- 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 . + */ + +#include <comphelper/propstate.hxx> +#include <cppuhelper/queryinterface.hxx> +#include <comphelper/sequence.hxx> + +namespace comphelper +{ + + + using ::com::sun::star::uno::Type; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::lang::XTypeProvider; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::cpp_queryInterface; + using ::com::sun::star::uno::cpp_release; + using ::com::sun::star::beans::PropertyState_DEFAULT_VALUE; + using ::com::sun::star::beans::PropertyState_DIRECT_VALUE; + + + // OPropertyStateHelper + + + css::uno::Any SAL_CALL OPropertyStateHelper::queryInterface(const css::uno::Type& _rType) + { + css::uno::Any aReturn = OPropertySetHelper2::queryInterface(_rType); + // our own ifaces + if ( !aReturn.hasValue() ) + aReturn = ::cppu::queryInterface(_rType, static_cast< css::beans::XPropertyState*>(this)); + + return aReturn; + } + + + css::uno::Sequence<css::uno::Type> OPropertyStateHelper::getTypes() + { + return { + cppu::UnoType<css::beans::XPropertySet>::get(), + cppu::UnoType<css::beans::XMultiPropertySet>::get(), + cppu::UnoType<css::beans::XFastPropertySet>::get(), + cppu::UnoType<css::beans::XPropertySetOption>::get(), + cppu::UnoType<css::beans::XPropertyState>::get()}; + } + + OPropertyStateHelper::OPropertyStateHelper( + ::cppu::OBroadcastHelper& rBHlp, + ::cppu::IEventNotificationHook *i_pFireEvents) + : ::cppu::OPropertySetHelper2(rBHlp, i_pFireEvents) { } + + OPropertyStateHelper::~OPropertyStateHelper() {} + + + void OPropertyStateHelper::firePropertyChange(sal_Int32 nHandle, const css::uno::Any& aNewValue, const css::uno::Any& aOldValue) + { + fire(&nHandle, &aNewValue, &aOldValue, 1, false); + } + + // XPropertyState + + css::beans::PropertyState SAL_CALL OPropertyStateHelper::getPropertyState(const OUString& _rsName) + { + cppu::IPropertyArrayHelper& rPH = getInfoHelper(); + sal_Int32 nHandle = rPH.getHandleByName(_rsName); + + if (nHandle == -1) + throw css::beans::UnknownPropertyException(_rsName); + + return getPropertyStateByHandle(nHandle); + } + + + void SAL_CALL OPropertyStateHelper::setPropertyToDefault(const OUString& _rsName) + { + cppu::IPropertyArrayHelper& rPH = getInfoHelper(); + sal_Int32 nHandle = rPH.getHandleByName(_rsName); + + if (nHandle == -1) + throw css::beans::UnknownPropertyException(_rsName); + + setPropertyToDefaultByHandle(nHandle); + } + + + css::uno::Any SAL_CALL OPropertyStateHelper::getPropertyDefault(const OUString& _rsName) + { + cppu::IPropertyArrayHelper& rPH = getInfoHelper(); + sal_Int32 nHandle = rPH.getHandleByName(_rsName); + + if (nHandle == -1) + throw css::beans::UnknownPropertyException(_rsName); + + return getPropertyDefaultByHandle(nHandle); + } + + + css::uno::Sequence< css::beans::PropertyState> SAL_CALL OPropertyStateHelper::getPropertyStates(const css::uno::Sequence< OUString >& _rPropertyNames) + { + sal_Int32 nLen = _rPropertyNames.getLength(); + css::uno::Sequence< css::beans::PropertyState> aRet(nLen); + css::beans::PropertyState* pValues = aRet.getArray(); + const OUString* pNames = _rPropertyNames.getConstArray(); + + cppu::IPropertyArrayHelper& rHelper = getInfoHelper(); + + css::uno::Sequence< css::beans::Property> aProps = rHelper.getProperties(); + const css::beans::Property* pProps = aProps.getConstArray(); + sal_Int32 nPropCount = aProps.getLength(); + + osl::MutexGuard aGuard(rBHelper.rMutex); + for (sal_Int32 i=0, j=0; i<nPropCount && j<nLen; ++i, ++pProps) + { + // get the values only for valid properties + if (pProps->Name == *pNames) + { + *pValues = getPropertyState(*pNames); + ++pValues; + ++pNames; + ++j; + } + } + + return aRet; + } + + + css::beans::PropertyState OPropertyStateHelper::getPropertyStateByHandle( sal_Int32 _nHandle ) + { + // simply compare the current and the default value + Any aCurrentValue = getPropertyDefaultByHandle( _nHandle ); + Any aDefaultValue; + getFastPropertyValue( aDefaultValue, _nHandle ); + + bool bEqual = uno_type_equalData( + const_cast< void* >( aCurrentValue.getValue() ), aCurrentValue.getValueType().getTypeLibType(), + const_cast< void* >( aDefaultValue.getValue() ), aDefaultValue.getValueType().getTypeLibType(), + reinterpret_cast< uno_QueryInterfaceFunc >(cpp_queryInterface), + reinterpret_cast< uno_ReleaseFunc >(cpp_release) + ); + return bEqual ? PropertyState_DEFAULT_VALUE : PropertyState_DIRECT_VALUE; + } + + + void OPropertyStateHelper::setPropertyToDefaultByHandle( sal_Int32 _nHandle ) + { + setFastPropertyValue( _nHandle, getPropertyDefaultByHandle( _nHandle ) ); + } + + + css::uno::Any OPropertyStateHelper::getPropertyDefaultByHandle( sal_Int32 ) const + { + return css::uno::Any(); + } + + + // OStatefulPropertySet + + + OStatefulPropertySet::OStatefulPropertySet() + :OPropertyStateHelper( GetBroadcastHelper() ) + { + } + + + OStatefulPropertySet::~OStatefulPropertySet() + { + } + + + Sequence< Type > SAL_CALL OStatefulPropertySet::getTypes() + { + return concatSequences( + Sequence { + cppu::UnoType<XWeak>::get(), + cppu::UnoType<XTypeProvider>::get() }, + OPropertyStateHelper::getTypes() + ); + } + + Sequence< sal_Int8 > SAL_CALL OStatefulPropertySet::getImplementationId() + { + return css::uno::Sequence<sal_Int8>(); + } + + + Any SAL_CALL OStatefulPropertySet::queryInterface( const Type& _rType ) + { + Any aReturn = OWeakObject::queryInterface( _rType ); + if ( !aReturn.hasValue() ) + aReturn = ::cppu::queryInterface( _rType, static_cast< XTypeProvider* >( this ) ); + if ( !aReturn.hasValue() ) + aReturn = OPropertyStateHelper::queryInterface( _rType ); + return aReturn; + } + + + void SAL_CALL OStatefulPropertySet::acquire() noexcept + { + ::cppu::OWeakObject::acquire(); + } + + + void SAL_CALL OStatefulPropertySet::release() noexcept + { + ::cppu::OWeakObject::release(); + } + + +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |