office-gobmx/dtrans/source/generic/generic_clipboard.cxx
2011-11-20 09:22:03 -08:00

205 lines
7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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#include <generic_clipboard.hxx>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp>
using namespace com::sun::star::datatransfer;
using namespace com::sun::star::datatransfer::clipboard;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
using namespace cppu;
using namespace osl;
using ::dtrans::GenericClipboard;
using ::rtl::OUString;
GenericClipboard::GenericClipboard() :
WeakComponentImplHelper4< XClipboardEx, XClipboardNotifier, XServiceInfo, XInitialization > (m_aMutex),
m_bInitialized(sal_False)
{
}
// ------------------------------------------------------------------------
GenericClipboard::~GenericClipboard()
{
}
// ------------------------------------------------------------------------
void SAL_CALL GenericClipboard::initialize( const Sequence< Any >& aArguments )
throw(Exception, RuntimeException)
{
if (!m_bInitialized)
{
for (sal_Int32 n = 0, nmax = aArguments.getLength(); n < nmax; n++)
if (aArguments[n].getValueType() == getCppuType((OUString *) 0))
{
aArguments[0] >>= m_aName;
break;
}
}
}
// ------------------------------------------------------------------------
OUString SAL_CALL GenericClipboard::getImplementationName( )
throw(RuntimeException)
{
return OUString(RTL_CONSTASCII_USTRINGPARAM(GENERIC_CLIPBOARD_IMPLEMENTATION_NAME));
}
// ------------------------------------------------------------------------
sal_Bool SAL_CALL GenericClipboard::supportsService( const OUString& ServiceName )
throw(RuntimeException)
{
Sequence < OUString > SupportedServicesNames = GenericClipboard_getSupportedServiceNames();
for ( sal_Int32 n = SupportedServicesNames.getLength(); n--; )
if (SupportedServicesNames[n].compareTo(ServiceName) == 0)
return sal_True;
return sal_False;
}
// ------------------------------------------------------------------------
Sequence< OUString > SAL_CALL GenericClipboard::getSupportedServiceNames( )
throw(RuntimeException)
{
return GenericClipboard_getSupportedServiceNames();
}
// ------------------------------------------------------------------------
Reference< XTransferable > SAL_CALL GenericClipboard::getContents()
throw(RuntimeException)
{
MutexGuard aGuard(m_aMutex);
return m_aContents;
}
// ------------------------------------------------------------------------
void SAL_CALL GenericClipboard::setContents(const Reference< XTransferable >& xTrans,
const Reference< XClipboardOwner >& xClipboardOwner )
throw(RuntimeException)
{
// remember old values for callbacks before setting the new ones.
ClearableMutexGuard aGuard(m_aMutex);
Reference< XClipboardOwner > oldOwner(m_aOwner);
m_aOwner = xClipboardOwner;
Reference< XTransferable > oldContents(m_aContents);
m_aContents = xTrans;
aGuard.clear();
// notify old owner on loss of ownership
if( oldOwner.is() )
oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents);
// notify all listeners on content changes
OInterfaceContainerHelper *pContainer =
rBHelper.aLC.getContainer(getCppuType( (Reference < XClipboardListener > *) 0));
if (pContainer)
{
ClipboardEvent aEvent(static_cast < XClipboard * > (this), m_aContents);
OInterfaceIteratorHelper aIterator(*pContainer);
while (aIterator.hasMoreElements())
{
Reference < XClipboardListener > xListener(aIterator.next(), UNO_QUERY);
if (xListener.is())
xListener->changedContents(aEvent);
}
}
}
// ------------------------------------------------------------------------
OUString SAL_CALL GenericClipboard::getName()
throw(RuntimeException)
{
return m_aName;
}
// ------------------------------------------------------------------------
sal_Int8 SAL_CALL GenericClipboard::getRenderingCapabilities()
throw(RuntimeException)
{
return RenderingCapabilities::Delayed;
}
// ------------------------------------------------------------------------
void SAL_CALL GenericClipboard::addClipboardListener( const Reference< XClipboardListener >& listener )
throw(RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bInDispose, "do not add listeners in the dispose call" );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
if (!rBHelper.bInDispose && !rBHelper.bDisposed)
rBHelper.aLC.addInterface( getCppuType( (const ::com::sun::star::uno::Reference< XClipboardListener > *) 0), listener );
}
// ------------------------------------------------------------------------
void SAL_CALL GenericClipboard::removeClipboardListener( const Reference< XClipboardListener >& listener )
throw(RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
if (!rBHelper.bInDispose && !rBHelper.bDisposed)
rBHelper.aLC.removeInterface( getCppuType( (const Reference< XClipboardListener > *) 0 ), listener ); \
}
// ------------------------------------------------------------------------
Sequence< OUString > SAL_CALL GenericClipboard_getSupportedServiceNames()
{
Sequence< OUString > aRet(1);
aRet[0] = OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.datatransfer.clipboard.GenericClipboard"));
return aRet;
}
// ------------------------------------------------------------------------
Reference< XInterface > SAL_CALL GenericClipboard_createInstance(
const Reference< XMultiServiceFactory > & /*xMultiServiceFactory*/)
{
return Reference < XInterface >( ( OWeakObject * ) new GenericClipboard());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */