oox: create PowerPointImport instances with an uno constructor

PowerPointImport_getSupportedServiceNames() was copy&pasted from
oox::core::FilterBase::getSupportedServiceNames(), so it can go away entirely.

Change-Id: Ia6352cea1c2d65ba94cae66b500de951d82f455a
Reviewed-on: https://gerrit.libreoffice.org/60124Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins

oox/inc/services.hxx

@@ -23,13 +23,6 @@
 #include <sal/config.h>
 
 namespace oox {
-    namespace ppt {
-        extern OUString PowerPointImport_getImplementationName();
-        extern css::uno::Sequence< OUString > PowerPointImport_getSupportedServiceNames();
-        /// @throws css::uno::Exception
-        extern css::uno::Reference< css::uno::XInterface > PowerPointImport_createInstance(
-            const css::uno::Reference< css::uno::XComponentContext >& rxContext );
-    }
     namespace ppt {
         extern OUString QuickDiagrammingImport_getImplementationName();
         extern css::uno::Sequence< OUString > QuickDiagrammingImport_getSupportedServiceNames();

oox/source/core/services.cxx

@@ -35,7 +35,6 @@ namespace {
 // Impress" would actually want to make use of them:
 static ::cppu::ImplementationEntry const spServices[] =
 {
-    IMPLEMENTATION_ENTRY( ::oox::ppt::PowerPointImport ),
     IMPLEMENTATION_ENTRY( ::oox::ppt::QuickDiagrammingImport ),
     IMPLEMENTATION_ENTRY( ::oox::ppt::QuickDiagrammingLayout ),
     IMPLEMENTATION_ENTRY( ::oox::shape::ShapeContextHandler ),

oox/source/ppt/pptimport.cxx

@@ -54,24 +54,6 @@ using ::com::sun::star::lang::XComponent;
 
 namespace oox { namespace ppt {
 
-OUString PowerPointImport_getImplementationName()
-{
-    return OUString( "com.sun.star.comp.oox.ppt.PowerPointImport" );
-}
-
-uno::Sequence< OUString > PowerPointImport_getSupportedServiceNames()
-{
-    Sequence< OUString > aSeq( 2 );
-    aSeq[ 0 ] = "com.sun.star.document.ImportFilter";
-    aSeq[ 1 ] = "com.sun.star.document.ExportFilter";
-    return aSeq;
-}
-
-uno::Reference< uno::XInterface > PowerPointImport_createInstance( const Reference< XComponentContext >& rxContext )
-{
-    return static_cast< ::cppu::OWeakObject* >( new PowerPointImport( rxContext ) );
-}
-
 #if OSL_DEBUG_LEVEL > 0
 XmlFilterBase* PowerPointImport::mpDebugFilterBase = nullptr;
 #endif
@@ -321,9 +303,16 @@ GraphicHelper* PowerPointImport::implCreateGraphicHelper() const
 
 OUString PowerPointImport::getImplementationName()
 {
-    return PowerPointImport_getImplementationName();
+    return OUString( "com.sun.star.comp.oox.ppt.PowerPointImport" );
 }
 
 }}
 
+extern "C" SAL_DLLPUBLIC_EXPORT uno::XInterface*
+com_sun_star_comp_oox_ppt_PowerPointImport_get_implementation(
+    uno::XComponentContext* pCtx, uno::Sequence<uno::Any> const& /*rSeq*/)
+{
+    return cppu::acquire(new oox::ppt::PowerPointImport(pCtx));
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

oox/util/oox.component

@@ -31,7 +31,8 @@
     constructor="com_sun_star_comp_oox_docprop_DocumentPropertiesImporter_get_implementation">
     <service name="com.sun.star.document.OOXMLDocumentPropertiesImporter"/>
   </implementation>
-  <implementation name="com.sun.star.comp.oox.ppt.PowerPointImport">
+  <implementation name="com.sun.star.comp.oox.ppt.PowerPointImport"
+    constructor="com_sun_star_comp_oox_ppt_PowerPointImport_get_implementation">
     <service name="com.sun.star.document.ImportFilter"/>
     <service name="com.sun.star.document.ExportFilter"/>
   </implementation>

solenv/bin/native-code.py

@@ -256,6 +256,7 @@ core_constructor_list = [
     "com_sun_star_comp_oox_core_FastTokenHandler_get_implementation",
     "com_sun_star_comp_oox_FormatDetector_get_implementation",
     "com_sun_star_comp_oox_docprop_DocumentPropertiesImporter_get_implementation",
+    "com_sun_star_comp_oox_ppt_PowerPointImport_get_implementation",
     ]
 
 # edit group for apps, where you can edit documents