AOO410/main/dtrans/source/win32/workbench/testmarshal.cxx

/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dtrans.hxx"


//_________________________________________________________________________________________________________________________
//	interface includes
//_________________________________________________________________________________________________________________________

//_________________________________________________________________________________________________________________________
//	other includes
//_________________________________________________________________________________________________________________________
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <osl/diagnose.h>

#include <stdio.h>
#if defined _MSC_VER
#pragma warning(push,1)
#endif
#include <windows.h>
#include <objbase.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif

#include <memory>

#include <process.h>
#include "XTDo.hxx"

//-------------------------------------------------------------
// my defines
//-------------------------------------------------------------

#define WRITE_CB
#define EVT_MANUAL_RESET     TRUE
#define EVT_INIT_NONSIGNALED FALSE
#define EVT_NONAME           ""
#define WAIT_MSGLOOP
#define RAW_MARSHALING

//------------------------------------------------------------
//	namesapces
//------------------------------------------------------------

using namespace	::rtl;
using namespace ::std;

//------------------------------------------------------------
//	globales
//------------------------------------------------------------

HANDLE	g_hEvtThreadWakeup;

#ifdef RAW_MARSHALING
	HGLOBAL g_hGlob;
#else
	IStream* g_pStm;
#endif

//################################################################
// a thread in another apartment to test apartment transparency

unsigned int _stdcall ThreadProc(LPVOID pParam)
{
	// setup another apartment
	HRESULT hr = OleInitialize( NULL );	

	WaitForSingleObject( g_hEvtThreadWakeup, INFINITE );

	IDataObject* pIDo;

#ifdef RAW_MARSHALING
	
	IStream* pStm = NULL;
	hr = CreateStreamOnHGlobal( g_hGlob, FALSE, &pStm );
	if ( SUCCEEDED( hr ) )
	{
		hr = CoUnmarshalInterface( 
				pStm, 
				__uuidof( IDataObject ), 
				(void**)&pIDo );

		hr = pStm->Release( );
	}

#else

	hr = CoGetInterfaceAndReleaseStream( 
		g_pStm,
		__uuidof( IDataObject ),
		(void**)&pIDo
		);

#endif

	IEnumFORMATETC* pIEEtc;
	hr = pIDo->EnumFormatEtc( DATADIR_GET, &pIEEtc );

	hr = OleIsCurrentClipboard( pIDo );
	
	hr = OleFlushClipboard( );

	OleUninitialize( );

	return 0;
}

//################################################################

//----------------------------------------------------------------
//	main
//----------------------------------------------------------------

int SAL_CALL main( int nArgc, char* Argv[] )
{
	HRESULT hr = OleInitialize( NULL );	

	g_hEvtThreadWakeup = CreateEvent( 0, 
									  EVT_MANUAL_RESET, 
									  EVT_INIT_NONSIGNALED, 
									  EVT_NONAME );

	unsigned uThreadId;
	HANDLE   hThread;

	// create a thread in another apartment
	hThread = (void*)_beginthreadex( NULL, 0, ThreadProc, NULL, 0, &uThreadId );

	IDataObject* pIDo = new CXTDataObject( );

	hr = OleSetClipboard( pIDo );
	hr = E_FAIL;

	hr = OleIsCurrentClipboard( pIDo );

	//hr = OleGetClipboard( &pIDo );
	if ( SUCCEEDED( hr ) )
	{
#ifdef RAW_MARSHALING
	
		IStream* pStm = NULL;

		hr = CreateStreamOnHGlobal( 0, FALSE, &pStm );
		if ( SUCCEEDED( hr ) )
		{
			hr = CoMarshalInterface( 
				pStm, 
				__uuidof( IDataObject ), 
				pIDo, 
				MSHCTX_INPROC, 
				0, 
				MSHLFLAGS_NORMAL );
			if ( SUCCEEDED( hr ) )
				hr = GetHGlobalFromStream( pStm, &g_hGlob );

			hr = pStm->Release( );
		}

#else

		hr = CoMarshalInterThreadInterfaceInStream( 
				__uuidof( IDataObject ),
				pIDo,
				&g_pStm );

#endif

		if ( SUCCEEDED( hr ) )
		{
			// wakeup the thread and waiting util it ends
			SetEvent( g_hEvtThreadWakeup );			

#ifdef WAIT_MSGLOOP

			BOOL bContinue = TRUE;

			while( bContinue )
			{
				DWORD dwResult = WaitForMultipleObjects( 
					1, 
					&hThread, 
					TRUE, 
					0 );

				if ( WAIT_OBJECT_0 == dwResult )
				{
					bContinue = FALSE;
				}
				else
				{
					MSG msg;
					while( PeekMessage( 
							&msg, 
							NULL, 
							0, 
							0, 
							PM_REMOVE ) )
					{
						TranslateMessage(&msg);
						DispatchMessage(&msg);
					}
				}				
			} // while

#endif

		} // if
	} // if
	
	OleFlushClipboard( );

	OleUninitialize( );
	
	return 0;	
}