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183 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*************************************************************************/
/*
* service implementation: foo.Counter
* exported interfaces: foo.XCounter
*
* simple example component implementing a counter
*/
#include <stdio.h>
#include <rtl/ustring.hxx>
#include <uno/lbnames.h>
#include <cppuhelper/queryinterface.hxx>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/supportsservice.hxx>
// generated c++ interfaces
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <foo/XCountable.hpp>
#define SERVICENAME "foo.Counter"
#define IMPLNAME "com.sun.star.comp.example.cpp.Counter"
using namespace ::rtl;
using namespace ::osl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;
using namespace ::foo;
class MyCounterImpl
: public XCountable
, public XServiceInfo
{
// to obtain other services if needed
Reference< XMultiServiceFactory > m_xServiceManager;
sal_Int32 m_nRefCount;
sal_Int32 m_nCount;
public:
MyCounterImpl( const Reference< XMultiServiceFactory > & xServiceManager )<--- Class 'MyCounterImpl' has a constructor with 1 argument that is not explicit. [+]Class 'MyCounterImpl' has a constructor with 1 argument that is not explicit. Such constructors should in general be explicit for type safety reasons. Using the explicit keyword in the constructor means some mistakes when using the class can be avoided.
: m_xServiceManager( xServiceManager ), m_nRefCount( 0 )
{ printf( "< MyCounterImpl ctor called >\n" ); }
~MyCounterImpl()
{ printf( "< MyCounterImpl dtor called >\n" ); }
// XInterface implementation
virtual void SAL_CALL acquire() throw ()
{ ++m_nRefCount; }
virtual void SAL_CALL release() throw ()
{ if (! --m_nRefCount) delete this; }
virtual Any SAL_CALL queryInterface( const Type & rType ) throw (RuntimeException)
{ return cppu::queryInterface(rType,
static_cast< XInterface* >( static_cast< XServiceInfo* >( this ) ),
static_cast< XCountable* >( this ),
static_cast< XServiceInfo* >( this ) ); }
// XServiceInfo implementation
virtual OUString SAL_CALL getImplementationName( ) throw(RuntimeException);
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw(RuntimeException);
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw(RuntimeException);
static Sequence< OUString > SAL_CALL getSupportedServiceNames_Static( );
// XCountable implementation
virtual sal_Int32 SAL_CALL getCount() throw (RuntimeException)
{ return m_nCount; }
virtual void SAL_CALL setCount( sal_Int32 nCount ) throw (RuntimeException)
{ m_nCount = nCount; }
virtual sal_Int32 SAL_CALL increment() throw (RuntimeException)
{ return (++m_nCount); }
virtual sal_Int32 SAL_CALL decrement() throw (RuntimeException)
{ return (--m_nCount); }
};
OUString SAL_CALL MyCounterImpl::getImplementationName( )
throw(RuntimeException)
{
return OUString( IMPLNAME );
}
sal_Bool SAL_CALL MyCounterImpl::supportsService( const OUString& ServiceName )
throw(RuntimeException)
{
return cppu::supportsService(this, ServiceName);
}
Sequence<OUString> SAL_CALL MyCounterImpl::getSupportedServiceNames( )
throw(RuntimeException)
{
return getSupportedServiceNames_Static();
}
Sequence<OUString> SAL_CALL MyCounterImpl::getSupportedServiceNames_Static( )
{
OUString aName( SERVICENAME );
return Sequence< OUString >( &aName, 1 );
}
/**
* Function to create a new component instance; is needed by factory helper implementation.
* @param xMgr service manager to if the components needs other component instances
*/
Reference< XInterface > SAL_CALL MyCounterImpl_create(
const Reference< XMultiServiceFactory > & xMgr )
{
return Reference<XInterface>(static_cast<XCountable*>(new MyCounterImpl(xMgr)));
}
/**
* This function is called to get service factories for an implementation.
*
* @param pImplName name of implementation
* @param pServiceManager a service manager, need for component creation
* @param pRegistryKey the registry key for this component, need for persistent data
* @return a component factory
*/
extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(const char * pImplName, void * pServiceManager, void * pRegistryKey)
{
void * pRet = 0;
if (rtl_str_compare( pImplName, IMPLNAME ) == 0)
{
Reference< XSingleServiceFactory > xFactory( createSingleFactory(
reinterpret_cast< XMultiServiceFactory * >( pServiceManager ),
OUString( IMPLNAME ),
MyCounterImpl_create,
MyCounterImpl::getSupportedServiceNames_Static() ) );
if (xFactory.is())
{
xFactory->acquire();
pRet = xFactory.get();
}
}
return pRet;
}
extern "C" SAL_DLLPUBLIC_EXPORT void SAL_CALL
component_getImplementationEnvironment(
char const ** ppEnvTypeName, uno_Environment **)
{
*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|