/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: dndhelp.cxx,v $
 *
 *  $Revision: 1.4 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-09 11:39:55 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/



#include <dndhelp.hxx>

using namespace ::com::sun::star;


void vcl::unohelper::DragAndDropClient::dragGestureRecognized( const ::com::sun::star::datatransfer::dnd::DragGestureEvent& dge ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragDropEnd( const ::com::sun::star::datatransfer::dnd::DragSourceDropEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragEnter( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragExit( const ::com::sun::star::datatransfer::dnd::DragSourceEvent& dse ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragOver( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dropActionChanged( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::drop( const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent& dtde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragEnter( const ::com::sun::star::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragExit( const ::com::sun::star::datatransfer::dnd::DropTargetEvent& dte ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dragOver( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw (::com::sun::star::uno::RuntimeException)
{
}

void vcl::unohelper::DragAndDropClient::dropActionChanged( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw (::com::sun::star::uno::RuntimeException)
{
}

// =======================================================================

vcl::unohelper::DragAndDropWrapper::DragAndDropWrapper( DragAndDropClient* pClient )
{
    mpClient = pClient;
}

vcl::unohelper::DragAndDropWrapper::~DragAndDropWrapper()
{
}

// uno::XInterface
uno::Any vcl::unohelper::DragAndDropWrapper::queryInterface( const uno::Type & rType ) throw(uno::RuntimeException)
{
    uno::Any aRet = ::cppu::queryInterface( rType,
                            SAL_STATIC_CAST( ::com::sun::star::lang::XEventListener*, (::com::sun::star::datatransfer::dnd::XDragGestureListener*)this ),
                            SAL_STATIC_CAST( ::com::sun::star::datatransfer::dnd::XDragGestureListener*, this ),
                            SAL_STATIC_CAST( ::com::sun::star::datatransfer::dnd::XDragSourceListener*, this ),
                            SAL_STATIC_CAST( ::com::sun::star::datatransfer::dnd::XDropTargetListener*, this ) );
    return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
}

// ::com::sun::star::lang::XEventListener
void vcl::unohelper::DragAndDropWrapper::disposing( const ::com::sun::star::lang::EventObject& rEvent ) throw (::com::sun::star::uno::RuntimeException)
{
    // Empty Source means it's the client, because the client is not a XInterface
    if ( !rEvent.Source.is() )
        mpClient = NULL;
}


// ::com::sun::star::datatransfer::dnd::XDragGestureListener
void vcl::unohelper::DragAndDropWrapper::dragGestureRecognized( const ::com::sun::star::datatransfer::dnd::DragGestureEvent& rDGE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragGestureRecognized( rDGE );
}

// ::com::sun::star::datatransfer::dnd::XDragSourceListener
void vcl::unohelper::DragAndDropWrapper::dragDropEnd( const ::com::sun::star::datatransfer::dnd::DragSourceDropEvent& rDSDE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragDropEnd( rDSDE );
}

void vcl::unohelper::DragAndDropWrapper::dragEnter( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragEnter( dsde );
}

void vcl::unohelper::DragAndDropWrapper::dragExit( const ::com::sun::star::datatransfer::dnd::DragSourceEvent& dse ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragExit( dse );
}

void vcl::unohelper::DragAndDropWrapper::dragOver( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragOver( dsde );
}

void vcl::unohelper::DragAndDropWrapper::dropActionChanged( const ::com::sun::star::datatransfer::dnd::DragSourceDragEvent& dsde ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dropActionChanged( dsde );
}

// ::com::sun::star::datatransfer::dnd::XDropTargetListener
void vcl::unohelper::DragAndDropWrapper::drop( const ::com::sun::star::datatransfer::dnd::DropTargetDropEvent& rDTDE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->drop( rDTDE );
}

void vcl::unohelper::DragAndDropWrapper::dragEnter( const ::com::sun::star::datatransfer::dnd::DropTargetDragEnterEvent& rDTDEE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragEnter( rDTDEE );
}

void vcl::unohelper::DragAndDropWrapper::dragExit( const ::com::sun::star::datatransfer::dnd::DropTargetEvent& dte ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragExit( dte );
}

void vcl::unohelper::DragAndDropWrapper::dragOver( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& rDTDE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dragOver( rDTDE );
}

void vcl::unohelper::DragAndDropWrapper::dropActionChanged( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& rDTDE ) throw (::com::sun::star::uno::RuntimeException)
{
    if ( mpClient )
        mpClient->dropActionChanged( rDTDE );
}