office-gobmx/svx/source/unodraw/UnoNamespaceMap.cxx
2011-11-27 13:24:50 -06:00

308 lines
8.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <set>
#include "svx/UnoNamespaceMap.hxx"
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <cppuhelper/implbase2.hxx>
#include <osl/diagnose.h>
#include <osl/mutex.hxx>
#include <comphelper/stl_types.hxx>
#include <svl/itempool.hxx>
#include "svx/unoapi.hxx"
#include "editeng/xmlcnitm.hxx"
using namespace ::comphelper;
using namespace ::osl;
using namespace ::cppu;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::drawing;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
namespace svx
{
/** implements a component to export namespaces of all SvXMLAttrContainerItem inside
one or two pools with a variable count of which ids.
*/
class NamespaceMap : public WeakImplHelper2< XNameAccess, XServiceInfo >
{
private:
sal_uInt16* mpWhichIds;
SfxItemPool* mpPool;
public:
NamespaceMap( sal_uInt16* pWhichIds, SfxItemPool* pPool );
virtual ~NamespaceMap();
// XNameAccess
virtual Any SAL_CALL getByName( const ::rtl::OUString& aName ) throw (NoSuchElementException, WrappedTargetException, RuntimeException);
virtual Sequence< ::rtl::OUString > SAL_CALL getElementNames( ) throw (RuntimeException);
virtual sal_Bool SAL_CALL hasByName( const ::rtl::OUString& aName ) throw (RuntimeException);
// XElementAccess
virtual Type SAL_CALL getElementType( ) throw (RuntimeException);
virtual sal_Bool SAL_CALL hasElements( ) throw (RuntimeException);
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName( ) throw(RuntimeException);
virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw(RuntimeException);
virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( ) throw(RuntimeException);
};
Reference< XInterface > SAL_CALL NamespaceMap_createInstance( sal_uInt16* pWhichIds, SfxItemPool* pPool )
{
return (XWeak*)new NamespaceMap( pWhichIds, pPool );
}
Sequence< ::rtl::OUString > SAL_CALL NamespaceMap_getSupportedServiceNames()
throw()
{
Sequence< ::rtl::OUString > aSupportedServiceNames( 1 );
aSupportedServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.NamespaceMap" ) );
return aSupportedServiceNames;
}
::rtl::OUString SAL_CALL NamespaceMap_getImplementationName()
throw()
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.Svx.NamespaceMap" ) );
}
class NamespaceIteratorImpl
{
private:
SfxItemPool* mpPool;
sal_uInt16* mpWhichId;
sal_uInt32 mnItemCount;
sal_uInt32 mnItem;
const SvXMLAttrContainerItem* mpCurrentAttr;
sal_uInt16 mnCurrentAttr;
public:
NamespaceIteratorImpl( sal_uInt16* pWhichIds, SfxItemPool* pPool );
sal_Bool next( ::rtl::OUString& rPrefix, ::rtl::OUString& rURL );
};
}
using namespace ::svx;
// -------------
NamespaceIteratorImpl::NamespaceIteratorImpl( sal_uInt16* pWhichIds, SfxItemPool* pPool )
{
mpPool = pPool;
mpCurrentAttr = NULL;
mnCurrentAttr = 0;
mpWhichId = pWhichIds;
mnItem = 0;
mnItemCount = (mpWhichId && (0 != *mpWhichId) && mpPool) ? mpPool->GetItemCount2( *mpWhichId ) : 0;
}
sal_Bool NamespaceIteratorImpl::next( ::rtl::OUString& rPrefix, ::rtl::OUString& rURL )
{
// we still need to process the current attribute
if( mpCurrentAttr && (mnCurrentAttr != USHRT_MAX) )
{
rPrefix = mpCurrentAttr->GetPrefix( mnCurrentAttr );
rURL = mpCurrentAttr->GetNamespace( mnCurrentAttr );
mnCurrentAttr = mpCurrentAttr->GetNextNamespaceIndex( mnCurrentAttr );
return sal_True;
}
// we need the next namespace item
mpCurrentAttr = NULL;
const SfxPoolItem* pItem = 0;
// look for the next available item in the current pool
while( (mnItem < mnItemCount) && ( NULL == (pItem = mpPool->GetItem2( *mpWhichId, mnItem ) ) ) )
mnItem++;
// are we finished with the current whichid?
if( mnItem == mnItemCount )
{
mpWhichId++;
// are we finished with the current pool?
if( 0 != *mpWhichId )
{
mnItem = 0;
mnItemCount = (mpWhichId && (0 != *mpWhichId) && mpPool) ? mpPool->GetItemCount2( *mpWhichId ) : 0;
return next( rPrefix, rURL );
}
pItem = NULL;
}
if( pItem )
{
mnItem++;
// get that item and see if there namespaces inside
const SvXMLAttrContainerItem *pUnknown = (const SvXMLAttrContainerItem *)pItem;
if( (pUnknown->GetAttrCount() > 0) )
{
mpCurrentAttr = pUnknown;
mnCurrentAttr = pUnknown->GetFirstNamespaceIndex();
}
return next( rPrefix, rURL );
}
return false;
}
// -------------
NamespaceMap::NamespaceMap( sal_uInt16* pWhichIds, SfxItemPool* pPool )
: mpWhichIds( pWhichIds ), mpPool( pPool )
{
}
NamespaceMap::~NamespaceMap()
{
}
// XNameAccess
Any SAL_CALL NamespaceMap::getByName( const ::rtl::OUString& aName ) throw (NoSuchElementException, WrappedTargetException, RuntimeException)
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
::rtl::OUString aPrefix;
::rtl::OUString aURL;
sal_Bool bFound;
do
{
bFound = aIter.next( aPrefix, aURL );
}
while( bFound && (aPrefix != aName ) );
if( !bFound )
throw NoSuchElementException();
return makeAny( aURL );
}
Sequence< ::rtl::OUString > SAL_CALL NamespaceMap::getElementNames() throw (RuntimeException)
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
::rtl::OUString aPrefix;
::rtl::OUString aURL;
std::set< ::rtl::OUString, comphelper::UStringLess > aPrefixSet;
while( aIter.next( aPrefix, aURL ) )
aPrefixSet.insert( aPrefix );
Sequence< ::rtl::OUString > aSeq( aPrefixSet.size() );
::rtl::OUString* pPrefixes = aSeq.getArray();
std::set< ::rtl::OUString, comphelper::UStringLess >::iterator aPrefixIter( aPrefixSet.begin() );
const std::set< ::rtl::OUString, comphelper::UStringLess >::iterator aEnd( aPrefixSet.end() );
while( aPrefixIter != aEnd )
{
*pPrefixes++ = *aPrefixIter++;
}
return aSeq;
}
sal_Bool SAL_CALL NamespaceMap::hasByName( const ::rtl::OUString& aName ) throw (RuntimeException)
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
::rtl::OUString aPrefix;
::rtl::OUString aURL;
sal_Bool bFound;
do
{
bFound = aIter.next( aPrefix, aURL );
}
while( bFound && (aPrefix != aName ) );
return bFound;
}
// XElementAccess
Type SAL_CALL NamespaceMap::getElementType() throw (RuntimeException)
{
return ::getCppuType( (const ::rtl::OUString*) 0 );
}
sal_Bool SAL_CALL NamespaceMap::hasElements() throw (RuntimeException)
{
NamespaceIteratorImpl aIter( mpWhichIds, mpPool );
::rtl::OUString aPrefix;
::rtl::OUString aURL;
return aIter.next( aPrefix, aURL );
}
// XServiceInfo
::rtl::OUString SAL_CALL NamespaceMap::getImplementationName( )
throw(RuntimeException)
{
return NamespaceMap_getImplementationName();
}
sal_Bool SAL_CALL NamespaceMap::supportsService( const ::rtl::OUString& )
throw(RuntimeException)
{
return sal_True;
}
Sequence< ::rtl::OUString > SAL_CALL NamespaceMap::getSupportedServiceNames( )
throw(RuntimeException)
{
return NamespaceMap_getSupportedServiceNames();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */