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Diffstat (limited to 'canvas/source/tools/propertysethelper.cxx')
| -rw-r--r-- | canvas/source/tools/propertysethelper.cxx | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/canvas/source/tools/propertysethelper.cxx b/canvas/source/tools/propertysethelper.cxx new file mode 100644 index 000000000000..d48f1922d689 --- /dev/null +++ b/canvas/source/tools/propertysethelper.cxx @@ -0,0 +1,190 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * 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. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_canvas.hxx" + +#include <canvas/propertysethelper.hxx> + +using namespace ::com::sun::star; + +namespace canvas +{ + namespace + { + void throwUnknown( const ::rtl::OUString& aPropertyName ) + { + throw beans::UnknownPropertyException( + ::rtl::OUString::createFromAscii("PropertySetHelper: property ") + + aPropertyName + + ::rtl::OUString::createFromAscii(" not found."), + uno::Reference< uno::XInterface >() + ); + } + + void throwVeto( const ::rtl::OUString& aPropertyName ) + { + throw beans::PropertyVetoException( + ::rtl::OUString::createFromAscii("PropertySetHelper: property ") + + aPropertyName + + ::rtl::OUString::createFromAscii(" access was vetoed."), + uno::Reference< uno::XInterface >() ); + } + + struct EntryComparator + { + bool operator()( const PropertySetHelper::MapType::MapEntry& rLHS, + const PropertySetHelper::MapType::MapEntry& rRHS ) + { + return strcmp( rLHS.maKey, + rRHS.maKey ) < 0; + } + }; + } + + PropertySetHelper::PropertySetHelper() : + mpMap(), + maMapEntries() + { + } + + PropertySetHelper::PropertySetHelper( const InputMap& rMap ) : + mpMap(), + maMapEntries() + { + initProperties(rMap); + } + + void PropertySetHelper::initProperties( const InputMap& rMap ) + { + mpMap.reset(); + maMapEntries = rMap; + + std::sort( maMapEntries.begin(), + maMapEntries.end(), + EntryComparator() ); + + if( !maMapEntries.empty() ) + mpMap.reset( new MapType(&maMapEntries[0], + maMapEntries.size(), + true) ); + } + + void PropertySetHelper::addProperties( const InputMap& rMap ) + { + InputMap aMerged( getPropertyMap() ); + aMerged.insert( aMerged.end(), + rMap.begin(), + rMap.end() ); + + initProperties( aMerged ); + } + + bool PropertySetHelper::isPropertyName( const ::rtl::OUString& aPropertyName ) const + { + if( !mpMap.get() ) + return false; + + Callbacks aDummy; + return mpMap->lookup( aPropertyName, + aDummy ); + } + + uno::Reference< beans::XPropertySetInfo > PropertySetHelper::getPropertySetInfo() const + { + // we're a stealth property set + return uno::Reference< beans::XPropertySetInfo >(); + } + + void PropertySetHelper::setPropertyValue( const ::rtl::OUString& aPropertyName, + const uno::Any& aValue ) + { + Callbacks aCallbacks; + if( !mpMap.get() || + !mpMap->lookup( aPropertyName, + aCallbacks ) ) + { + throwUnknown( aPropertyName ); + } + + if( aCallbacks.setter.empty() ) + throwVeto( aPropertyName ); + + aCallbacks.setter(aValue); + } + + uno::Any PropertySetHelper::getPropertyValue( const ::rtl::OUString& aPropertyName ) const + { + Callbacks aCallbacks; + if( !mpMap.get() || + !mpMap->lookup( aPropertyName, + aCallbacks ) ) + { + throwUnknown( aPropertyName ); + } + + if( !aCallbacks.getter.empty() ) + return aCallbacks.getter(); + + // TODO(Q1): subtlety, empty getter method silently returns + // the empty any + return uno::Any(); + } + + void PropertySetHelper::addPropertyChangeListener( const ::rtl::OUString& aPropertyName, + const uno::Reference< beans::XPropertyChangeListener >& /*xListener*/ ) + { + // check validity of property, but otherwise ignore the + // request + if( !isPropertyName( aPropertyName ) ) + throwUnknown( aPropertyName ); + } + + void PropertySetHelper::removePropertyChangeListener( const ::rtl::OUString& /*aPropertyName*/, + const uno::Reference< beans::XPropertyChangeListener >& /*xListener*/ ) + { + // ignore request, no listener added in the first place + } + + void PropertySetHelper::addVetoableChangeListener( const ::rtl::OUString& aPropertyName, + const uno::Reference< beans::XVetoableChangeListener >& /*xListener*/ ) + { + // check validity of property, but otherwise ignore the + // request + if( !isPropertyName( aPropertyName ) ) + throwUnknown( aPropertyName ); + } + + void PropertySetHelper::removeVetoableChangeListener( const ::rtl::OUString& /*aPropertyName*/, + const uno::Reference< beans::XVetoableChangeListener >& /*xListener*/ ) + { + // ignore request, no listener added in the first place + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |