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/* -*- 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 <sal/config.h>
#include <canvas/propertysethelper.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
using namespace ::com::sun::star;
namespace canvas
{
namespace
{
void throwUnknown( const OUString& aPropertyName )
{
throw beans::UnknownPropertyException(
"PropertySetHelper: property " +
aPropertyName + " not found."
);
}
void throwVeto( const OUString& aPropertyName )
{
throw beans::PropertyVetoException(
"PropertySetHelper: property " +
aPropertyName + " access was vetoed." );
}
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()
{
}
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.data(),
maMapEntries.size(),
true) );
}
void PropertySetHelper::addProperties( const InputMap& rMap )
{
InputMap aMerged( maMapEntries );
aMerged.insert( aMerged.end(),
rMap.begin(),
rMap.end() );
initProperties( aMerged );
}
bool PropertySetHelper::isPropertyName( const OUString& aPropertyName ) const
{
if (!mpMap)
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 OUString& aPropertyName,
const uno::Any& aValue )
{
Callbacks aCallbacks;
if (!mpMap || !mpMap->lookup(aPropertyName, aCallbacks))
{
throwUnknown( aPropertyName );
}
if (!aCallbacks.setter)
throwVeto( aPropertyName );
aCallbacks.setter(aValue);
}
uno::Any PropertySetHelper::getPropertyValue( const OUString& aPropertyName ) const
{
Callbacks aCallbacks;
if (!mpMap || !mpMap->lookup(aPropertyName, aCallbacks))
{
throwUnknown( aPropertyName );
}
if (aCallbacks.getter)
return aCallbacks.getter();
// TODO(Q1): subtlety, empty getter method silently returns
// the empty any
return uno::Any();
}
void PropertySetHelper::addPropertyChangeListener( const OUString& aPropertyName,
const uno::Reference< beans::XPropertyChangeListener >& /*xListener*/ )
{
// check validity of property, but otherwise ignore the
// request
if( !isPropertyName( aPropertyName ) )
throwUnknown( aPropertyName );
}
void PropertySetHelper::addVetoableChangeListener( const OUString& aPropertyName,
const uno::Reference< beans::XVetoableChangeListener >& /*xListener*/ )
{
// check validity of property, but otherwise ignore the
// request
if( !isPropertyName( aPropertyName ) )
throwUnknown( aPropertyName );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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