471 lines
17 KiB
C++
471 lines
17 KiB
C++
/*************************************************************************
|
|
*
|
|
* $RCSfile: implbase_ex.cxx,v $
|
|
*
|
|
* $Revision: 1.7 $
|
|
*
|
|
* last change: $Author: hr $ $Date: 2003-04-28 16:31:42 $
|
|
*
|
|
* The Contents of this file are made available subject to the terms of
|
|
* either of the following licenses
|
|
*
|
|
* - GNU Lesser General Public License Version 2.1
|
|
* - Sun Industry Standards Source License Version 1.1
|
|
*
|
|
* Sun Microsystems Inc., October, 2000
|
|
*
|
|
* GNU Lesser General Public License Version 2.1
|
|
* =============================================
|
|
* Copyright 2000 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
|
|
*
|
|
*
|
|
* Sun Industry Standards Source License Version 1.1
|
|
* =================================================
|
|
* The contents of this file are subject to the Sun Industry Standards
|
|
* Source License Version 1.1 (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.openoffice.org/license.html.
|
|
*
|
|
* Software provided under this License is provided on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
|
|
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
|
|
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
|
|
* See the License for the specific provisions governing your rights and
|
|
* obligations concerning the Software.
|
|
*
|
|
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
|
|
*
|
|
* Copyright: 2000 by Sun Microsystems, Inc.
|
|
*
|
|
* All Rights Reserved.
|
|
*
|
|
* Contributor(s): _______________________________________
|
|
*
|
|
*
|
|
************************************************************************/
|
|
|
|
#ifndef INCLUDED_SAL_ALLOCA_H
|
|
#include <sal/alloca.h>
|
|
#endif
|
|
|
|
#include <string.h>
|
|
|
|
#ifndef _OSL_DIAGNOSE_H_
|
|
#include <osl/diagnose.h>
|
|
#endif
|
|
|
|
#ifndef _RTL_BYTESEQ_HXX_
|
|
#include <rtl/byteseq.hxx>
|
|
#endif
|
|
#ifndef _RTL_USTRBUF_HXX_
|
|
#include <rtl/ustrbuf.hxx>
|
|
#endif
|
|
#ifndef _RTL_UUID_H_
|
|
#include <rtl/uuid.h>
|
|
#endif
|
|
|
|
#ifndef _CPPUHELPER_COMPBASE_EX_HXX_
|
|
#include <cppuhelper/compbase_ex.hxx>
|
|
#endif
|
|
|
|
|
|
using namespace ::cppu;
|
|
using namespace ::osl;
|
|
using namespace ::rtl;
|
|
using namespace ::com::sun::star;
|
|
using namespace ::com::sun::star::uno;
|
|
|
|
namespace cppu
|
|
{
|
|
|
|
/** Shared mutex for implementation helper initialization.
|
|
Not for public use.
|
|
*/
|
|
::osl::Mutex & SAL_CALL getImplHelperInitMutex(void) SAL_THROW( () );
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline void checkInterface( Type const & rType )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
if (TypeClass_INTERFACE != rType.getTypeClass())
|
|
{
|
|
OUStringBuffer buf( 64 );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("querying for interface \"") );
|
|
buf.append( rType.getTypeName() );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\": no interface type!") );
|
|
OUString msg( buf.makeStringAndClear() );
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_ENSURE( 0, str.getStr() );
|
|
#endif
|
|
throw RuntimeException( msg, Reference< XInterface >() );
|
|
}
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline bool isXInterface( rtl_uString * pStr ) SAL_THROW( () )
|
|
{
|
|
return (((OUString const *)&pStr)->equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("com.sun.star.uno.XInterface") ) != sal_False);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline void * makeInterface( sal_Int32 nOffset, void * that ) SAL_THROW( () )
|
|
{
|
|
return (((char *)that) + nOffset);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline bool __td_equals(
|
|
typelib_TypeDescriptionReference * pTDR1, typelib_TypeDescriptionReference * pTDR2 )
|
|
SAL_THROW( () )
|
|
{
|
|
return ((pTDR1 == pTDR2) ||
|
|
((OUString const *)&pTDR1->pTypeName)->equals( *(OUString const *)&pTDR2->pTypeName ) != sal_False);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline type_entry * __getTypeEntries( class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
type_entry * pEntries = cd->m_typeEntries;
|
|
if (! cd->m_storedTypeRefs) // not inited?
|
|
{
|
|
MutexGuard guard( getImplHelperInitMutex() );
|
|
if (! cd->m_storedTypeRefs) // not inited?
|
|
{
|
|
// get all types
|
|
for ( sal_Int32 n = cd->m_nTypes; n--; )
|
|
{
|
|
type_entry * pEntry = &pEntries[ n ];
|
|
Type const & rType = (*pEntry->m_type.getCppuType)( 0 );
|
|
OSL_ENSURE( rType.getTypeClass() == TypeClass_INTERFACE, "### wrong helper init: expected interface!" );
|
|
OSL_ENSURE( ! isXInterface( rType.getTypeLibType()->pTypeName ), "### want to implement XInterface: template argument is XInterface?!?!?!" );
|
|
if (rType.getTypeClass() != TypeClass_INTERFACE)
|
|
{
|
|
OUStringBuffer buf( 48 );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("type \"") );
|
|
buf.append( rType.getTypeName() );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\" is no interface type!") );
|
|
OUString msg( buf.makeStringAndClear() );
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_ENSURE( 0, str.getStr() );
|
|
#endif
|
|
throw RuntimeException( msg, Reference< XInterface >() );
|
|
}
|
|
// ref is statically held by getCppuType()
|
|
pEntry->m_type.typeRef = rType.getTypeLibType();
|
|
}
|
|
cd->m_storedTypeRefs = sal_True;
|
|
}
|
|
}
|
|
return pEntries;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline void __fillTypes( Type * types, class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
type_entry * pEntries = __getTypeEntries( cd );
|
|
for ( sal_Int32 n = cd->m_nTypes; n--; )
|
|
{
|
|
types[ n ] = pEntries[ n ].m_type.typeRef;
|
|
}
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
static inline void * __queryDeepNoXInterface(
|
|
typelib_TypeDescriptionReference * pDemandedTDR, class_data * cd, void * that )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
type_entry * pEntries = __getTypeEntries( cd );
|
|
sal_Int32 nTypes = cd->m_nTypes;
|
|
sal_Int32 n;
|
|
|
|
// try top interfaces without getting td
|
|
for ( n = 0; n < nTypes; ++n )
|
|
{
|
|
if (__td_equals( pEntries[ n ].m_type.typeRef, pDemandedTDR ))
|
|
{
|
|
return makeInterface( pEntries[ n ].m_offset, that );
|
|
}
|
|
}
|
|
// query deep getting td
|
|
for ( n = 0; n < nTypes; ++n )
|
|
{
|
|
typelib_TypeDescription * pTD = 0;
|
|
TYPELIB_DANGER_GET( &pTD, pEntries[ n ].m_type.typeRef );
|
|
if (pTD)
|
|
{
|
|
// exclude top (already tested) and bottom (XInterface) interface
|
|
typelib_InterfaceTypeDescription * pITD =
|
|
((typelib_InterfaceTypeDescription *)pTD)->pBaseTypeDescription;
|
|
OSL_ENSURE( pITD, "### want to implement XInterface: template argument is XInterface?!?!?!" );
|
|
while (pITD->pBaseTypeDescription)
|
|
{
|
|
if (__td_equals( (typelib_TypeDescriptionReference *)pITD, pDemandedTDR ))
|
|
{
|
|
TYPELIB_DANGER_RELEASE( pTD );
|
|
return makeInterface( pEntries[ n ].m_offset, that );
|
|
}
|
|
pITD = pITD->pBaseTypeDescription;
|
|
}
|
|
TYPELIB_DANGER_RELEASE( pTD );
|
|
}
|
|
else
|
|
{
|
|
OUStringBuffer buf( 64 );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("cannot get type description for type \"") );
|
|
buf.append( pEntries[ n ].m_type.typeRef->pTypeName );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\"!") );
|
|
OUString msg( buf.makeStringAndClear() );
|
|
#if OSL_DEBUG_LEVEL > 0
|
|
OString str( OUStringToOString( msg, RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_ENSURE( 0, str.getStr() );
|
|
#endif
|
|
throw RuntimeException( msg, Reference< XInterface >() );
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// ImplHelper
|
|
//==================================================================================================
|
|
Any SAL_CALL ImplHelper_query(
|
|
Type const & rType, class_data * cd, void * that )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
void * p;
|
|
// shortcut for XInterface
|
|
if (isXInterface( pTDR->pTypeName ))
|
|
{
|
|
// take first one
|
|
p = makeInterface( cd->m_typeEntries[ 0 ].m_offset, that );
|
|
}
|
|
else
|
|
{
|
|
p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (! p)
|
|
{
|
|
return Any();
|
|
}
|
|
}
|
|
return Any( &p, pTDR );
|
|
}
|
|
//==================================================================================================
|
|
Any SAL_CALL ImplHelper_queryNoXInterface(
|
|
Type const & rType, class_data * cd, void * that )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
void * p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (p)
|
|
{
|
|
return Any( &p, pTDR );
|
|
}
|
|
else
|
|
{
|
|
return Any();
|
|
}
|
|
}
|
|
//==================================================================================================
|
|
Sequence< sal_Int8 > SAL_CALL ImplHelper_getImplementationId( class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
if (! cd->m_createdId)
|
|
{
|
|
sal_uInt8 * id = (sal_uInt8 *)alloca( 16 );
|
|
::rtl_createUuid( (sal_uInt8 *)id, 0, sal_True );
|
|
|
|
MutexGuard guard( getImplHelperInitMutex() );
|
|
if (! cd->m_createdId)
|
|
{
|
|
memcpy( cd->m_id, id, 16 );
|
|
cd->m_createdId = sal_True;
|
|
}
|
|
}
|
|
|
|
sal_Sequence * seq = 0;
|
|
::rtl_byte_sequence_constructFromArray( &seq, cd->m_id, 16 );
|
|
return Sequence< sal_Int8 >( seq, SAL_NO_ACQUIRE );
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL ImplHelper_getTypes(
|
|
class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
Sequence< Type > types( cd->m_nTypes );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
return types;
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL ImplInhHelper_getTypes(
|
|
class_data * cd, Sequence< Type > const & rAddTypes )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
sal_Int32 nImplTypes = cd->m_nTypes;
|
|
sal_Int32 nAddTypes = rAddTypes.getLength();
|
|
Sequence< Type > types( nImplTypes + nAddTypes );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
// append base types
|
|
Type const * pAddTypes = rAddTypes.getConstArray();
|
|
while (nAddTypes--)
|
|
{
|
|
pTypes[ nImplTypes + nAddTypes ] = pAddTypes[ nAddTypes ];
|
|
}
|
|
return types;
|
|
}
|
|
|
|
// WeakImplHelper
|
|
//==================================================================================================
|
|
Any SAL_CALL WeakImplHelper_query(
|
|
Type const & rType, class_data * cd, void * that, OWeakObject * pBase )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
// shortcut XInterface to OWeakObject
|
|
if (! isXInterface( pTDR->pTypeName ))
|
|
{
|
|
void * p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (p)
|
|
{
|
|
return Any( &p, pTDR );
|
|
}
|
|
}
|
|
return pBase->OWeakObject::queryInterface( rType );
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL WeakImplHelper_getTypes(
|
|
class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
sal_Int32 nTypes = cd->m_nTypes;
|
|
Sequence< Type > types( nTypes +1 );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
pTypes[ nTypes ] = ::getCppuType( (Reference< XWeak > const *)0 );
|
|
return types;
|
|
}
|
|
|
|
// WeakAggImplHelper
|
|
//==================================================================================================
|
|
Any SAL_CALL WeakAggImplHelper_queryAgg(
|
|
Type const & rType, class_data * cd, void * that, OWeakAggObject * pBase )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
// shortcut XInterface to OWeakAggObject
|
|
if (! isXInterface( pTDR->pTypeName ))
|
|
{
|
|
void * p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (p)
|
|
{
|
|
return Any( &p, pTDR );
|
|
}
|
|
}
|
|
return pBase->OWeakAggObject::queryAggregation( rType );
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL WeakAggImplHelper_getTypes(
|
|
class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
sal_Int32 nTypes = cd->m_nTypes;
|
|
Sequence< Type > types( nTypes +2 );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 );
|
|
pTypes[ nTypes ] = ::getCppuType( (const Reference< XAggregation > *)0 );
|
|
return types;
|
|
}
|
|
|
|
// WeakComponentImplHelper
|
|
//==================================================================================================
|
|
Any SAL_CALL WeakComponentImplHelper_query(
|
|
Type const & rType, class_data * cd, void * that, WeakComponentImplHelperBase * pBase )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
// shortcut XInterface to WeakComponentImplHelperBase
|
|
if (! isXInterface( pTDR->pTypeName ))
|
|
{
|
|
void * p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (p)
|
|
{
|
|
return Any( &p, pTDR );
|
|
}
|
|
}
|
|
return pBase->WeakComponentImplHelperBase::queryInterface( rType );
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL WeakComponentImplHelper_getTypes(
|
|
class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
sal_Int32 nTypes = cd->m_nTypes;
|
|
Sequence< Type > types( nTypes +2 );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 );
|
|
pTypes[ nTypes ] = ::getCppuType( (Reference< lang::XComponent > const *)0 );
|
|
return types;
|
|
}
|
|
|
|
// WeakAggComponentImplHelper
|
|
//==================================================================================================
|
|
Any SAL_CALL WeakAggComponentImplHelper_queryAgg(
|
|
Type const & rType, class_data * cd, void * that, WeakAggComponentImplHelperBase * pBase )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
checkInterface( rType );
|
|
typelib_TypeDescriptionReference * pTDR = rType.getTypeLibType();
|
|
|
|
// shortcut XInterface to WeakAggComponentImplHelperBase
|
|
if (! isXInterface( pTDR->pTypeName ))
|
|
{
|
|
void * p = __queryDeepNoXInterface( pTDR, cd, that );
|
|
if (p)
|
|
{
|
|
return Any( &p, pTDR );
|
|
}
|
|
}
|
|
return pBase->WeakAggComponentImplHelperBase::queryAggregation( rType );
|
|
}
|
|
//==================================================================================================
|
|
Sequence< Type > SAL_CALL WeakAggComponentImplHelper_getTypes(
|
|
class_data * cd )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
sal_Int32 nTypes = cd->m_nTypes;
|
|
Sequence< Type > types( nTypes +3 );
|
|
Type * pTypes = types.getArray();
|
|
__fillTypes( pTypes, cd );
|
|
pTypes[ nTypes++ ] = ::getCppuType( (Reference< XWeak > const *)0 );
|
|
pTypes[ nTypes++ ] = ::getCppuType( (const Reference< XAggregation > *)0 );
|
|
pTypes[ nTypes ] = ::getCppuType( (const Reference< lang::XComponent > *)0 );
|
|
return types;
|
|
}
|
|
|
|
}
|