Files
libreoffice/odk/examples/DevelopersGuide/Components/CppComponent/service1_impl.cxx
Thomas Arnhold b6d97514cd reduce some spacing
Change-Id: I72d494b1c0ff5ed3c52ae6a078815f497e4dd647
2013-06-29 18:38:14 +02:00

254 lines
8.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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*
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#include <osl/interlck.h>
#include <osl/mutex.hxx>
#include <rtl/uuid.h>
#include <rtl/instance.hxx>
#include <cppuhelper/factory.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <my_module/XSomething.hpp>
using namespace ::rtl; // for OUString
using namespace ::com::sun::star; // for odk interfaces
using namespace ::com::sun::star::uno; // for basic types
namespace my_sc_impl
{
Sequence< OUString > SAL_CALL getSupportedServiceNames_MyService1Impl()
{
Sequence< OUString > names(1);
names[0] = OUString("my_module.MyService1");
return names;
}
OUString SAL_CALL getImplementationName_MyService1Impl()
{
return OUString("my_module.my_sc_implementation.MyService1");
}
class MyService1Impl
: public ::my_module::XSomething
, public lang::XServiceInfo
, public lang::XTypeProvider
{
oslInterlockedCount m_refcount;
OUString m_sData;
// it's good practise to store the context for further use when you use
// other UNO API's in your implementation
Reference< XComponentContext > m_xContext;
public:
inline MyService1Impl(Reference< XComponentContext > const & xContext) throw ()
: m_refcount( 0 ),
m_xContext(xContext)
{}
virtual ~MyService1Impl() {}
// XInterface
virtual Any SAL_CALL queryInterface( Type const & type )
throw (RuntimeException);
virtual void SAL_CALL acquire()
throw ();
virtual void SAL_CALL release()
throw ();
// XTypeProvider
virtual Sequence< Type > SAL_CALL getTypes()
throw (RuntimeException);
virtual Sequence< sal_Int8 > SAL_CALL getImplementationId()
throw (RuntimeException);
// XSomething
virtual OUString SAL_CALL methodOne( OUString const & str )
throw (RuntimeException);
virtual OUString SAL_CALL methodTwo( )
throw (RuntimeException);
// XServiceInfo
virtual OUString SAL_CALL getImplementationName()
throw (RuntimeException);
virtual sal_Bool SAL_CALL supportsService( OUString const & serviceName )
throw (RuntimeException);
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames()
throw (RuntimeException);
};
// XInterface implementation
Any MyService1Impl::queryInterface( Type const & type )
throw (RuntimeException)
{
if (type.equals(::cppu::UnoType< Reference< XInterface > >::get()))
{
// return XInterface interface
// (resolve ambiguity by casting to lang::XTypeProvider)
Reference< XInterface > x(
static_cast< lang::XTypeProvider * >( this ) );
return makeAny( x );
}
if (type.equals(::cppu::UnoType< Reference< lang::XTypeProvider > >::get()))
{
// return XInterface interface
Reference< XInterface > x(
static_cast< lang::XTypeProvider * >( this ) );
return makeAny( x );
}
if (type.equals(::cppu::UnoType< Reference< lang::XServiceInfo > >::get()))
{
// return XServiceInfo interface
Reference< lang::XServiceInfo > x(
static_cast< lang::XServiceInfo * >( this ) );
return makeAny( x );
}
if (type.equals(::cppu::UnoType< Reference< ::my_module::XSomething > >::get()))
{
// return sample interface
Reference< ::my_module::XSomething > x(
static_cast< ::my_module::XSomething * >( this ) );
return makeAny( x );
}
// querying for unsupported type
return Any();
}
void MyService1Impl::acquire()
throw ()
{
// thread-safe incrementation of reference count
::osl_atomic_increment( &m_refcount );
}
void MyService1Impl::release()
throw ()
{
// thread-safe decrementation of reference count
if (0 == ::osl_atomic_decrement( &m_refcount ))
{
delete this; // shutdown this object
}
}
// XTypeProvider implementation
Sequence< Type > MyService1Impl::getTypes()
throw (RuntimeException)
{
Sequence< Type > seq( 3 );
seq[ 0 ] = ::cppu::UnoType< Reference< lang::XTypeProvider > >::get();
seq[ 1 ] = ::cppu::UnoType< Reference< lang::XServiceInfo > >::get();
seq[ 2 ] = ::cppu::UnoType< Reference< ::my_module::XSomething > >::get();
return seq;
}
namespace
{
// class to create an unique id
class UniqueIdInit
{
private:
::com::sun::star::uno::Sequence< sal_Int8 > m_aSeq;
public:
UniqueIdInit() : m_aSeq(16)
{
rtl_createUuid( (sal_uInt8*)m_aSeq.getArray(), 0, sal_True );
}
const ::com::sun::star::uno::Sequence< sal_Int8 >& getSeq() const { return m_aSeq; }
};
//A multi-thread safe UniqueIdInit singleton wrapper
class theService1ImplImplementationId
: public rtl::Static< UniqueIdInit,
theService1ImplImplementationId >
{
};
}
Sequence< sal_Int8 > MyService1Impl::getImplementationId()
throw (RuntimeException)
{
//create a singleton that generates a unique id on
//first initialization and returns the same one
//on subsequent calls.
return theService1ImplImplementationId::get().getSeq();
}
// XSomething implementation
OUString MyService1Impl::methodOne( OUString const & str )
throw (RuntimeException)
{
m_sData = str;
return OUString( "called methodOne() of MyService1 implementation: " ) + m_sData;
}
OUString MyService1Impl::methodTwo( )
throw (RuntimeException)
{
return OUString( "called methodTwo() of MyService1 implementation: " ) + m_sData;
}
// XServiceInfo implementation
OUString MyService1Impl::getImplementationName()
throw (RuntimeException)
{
// unique implementation name
return OUString("my_module.my_sc_implementation.MyService1");
}
sal_Bool MyService1Impl::supportsService( OUString const & serviceName )
throw (RuntimeException)
{
// this object only supports one service, so the test is simple
return serviceName == "my_module.MyService1";
}
Sequence< OUString > MyService1Impl::getSupportedServiceNames()
throw (RuntimeException)
{
// this object only supports one service
OUString serviceName("my_module.MyService1");
return Sequence< OUString >( &serviceName, 1 );
}
Reference< XInterface > SAL_CALL create_MyService1Impl(
Reference< XComponentContext > const & xContext )
SAL_THROW(())
{
return static_cast< lang::XTypeProvider * >( new MyService1Impl( xContext) );
}
// forward decl: implemented in service2_impl.cxx
Reference< XInterface > SAL_CALL create_MyService2Impl(
Reference< XComponentContext > const & ) SAL_THROW(());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */