xmlscript/source/xmldlg_imexp/xmldlg_addfunc.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_xmlscript.hxx"
  33
  34 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  35 #include <com/sun/star/io/XActiveDataSource.hpp>
  36 #include <com/sun/star/xml/sax/XParser.hpp>
  37
  38 #include <comphelper/processfactory.hxx>
  39 #include <cppuhelper/implbase1.hxx>
  40 #include <xmlscript/xml_helper.hxx>
  41 #include <xmlscript/xmldlg_imexp.hxx>
  42
  43
  44 using namespace ::rtl;
  45 using namespace ::com::sun::star;
  46 using namespace ::com::sun::star::uno;
  47 using namespace ::com::sun::star::frame;
  48
  49 namespace xmlscript
  50 {
  51
  52 //==================================================================================================
  53 class InputStreamProvider
  54     : public ::cppu::WeakImplHelper1< io::XInputStreamProvider >
  55 {
  56     ByteSequence _bytes;
  57
  58 public:
  59     inline InputStreamProvider( ByteSequence const & rBytes )
  60         : _bytes( rBytes )
  61         {}
  62
  63     // XInputStreamProvider
  64     virtual Reference< io::XInputStream > SAL_CALL createInputStream()
  65         throw (RuntimeException);
  66 };
  67 //__________________________________________________________________________________________________
  68 Reference< io::XInputStream > InputStreamProvider::createInputStream()
  69     throw (RuntimeException)
  70 {
  71     return ::xmlscript::createInputStream( _bytes );
  72 }
  73
  74 //==================================================================================================
  75 Reference< io::XInputStreamProvider > SAL_CALL exportDialogModel(
  76     Reference< container::XNameContainer > const & xDialogModel,
  77     Reference< XComponentContext > const & xContext,
  78     Reference< XModel > const & xDocument )
  79     SAL_THROW( (Exception) )
  80 {
  81     Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() );
  82     if (! xSMgr.is())
  83     {
  84         throw RuntimeException(
  85             OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ),
  86             Reference< XInterface >() );
  87     }
  88
  89     Reference< xml::sax::XExtendedDocumentHandler > xHandler( xSMgr->createInstanceWithContext(
  90         OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Writer") ), xContext ), UNO_QUERY );
  91     OSL_ASSERT( xHandler.is() );
  92     if (! xHandler.is())
  93     {
  94         throw RuntimeException(
  95             OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-writer component!") ),
  96             Reference< XInterface >() );
  97     }
  98
  99     ByteSequence aBytes;
 100
 101     Reference< io::XActiveDataSource > xSource( xHandler, UNO_QUERY );
 102     xSource->setOutputStream( createOutputStream( &aBytes ) );
 103         exportDialogModel( xHandler, xDialogModel, xDocument );
 104
 105     return new InputStreamProvider( aBytes );
 106 }
 107
 108 //==================================================================================================
 109 void SAL_CALL importDialogModel(
 110     Reference< io::XInputStream > xInput,
 111     Reference< container::XNameContainer > const & xDialogModel,
 112     Reference< XComponentContext > const & xContext,
 113     Reference< XModel > const & xDocument )
 114     SAL_THROW( (Exception) )
 115 {
 116     Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() );
 117     if (! xSMgr.is())
 118     {
 119         throw RuntimeException(
 120             OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ),
 121             Reference< XInterface >() );
 122     }
 123
 124     Reference< xml::sax::XParser > xParser( xSMgr->createInstanceWithContext(
 125         OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Parser") ), xContext ), UNO_QUERY );
 126     OSL_ASSERT( xParser.is() );
 127     if (! xParser.is())
 128     {
 129         throw RuntimeException(
 130             OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-parser component!") ),
 131             Reference< XInterface >() );
 132     }
 133
 134     // error handler, entity resolver omitted for this helper function
 135         xParser->setDocumentHandler( importDialogModel( xDialogModel, xContext, xDocument ) );
 136
 137     xml::sax::InputSource source;
 138     source.aInputStream = xInput;
 139     source.sSystemId = OUString( RTL_CONSTASCII_USTRINGPARAM("virtual file") );
 140
 141     xParser->parseStream( source );
 142 }
 143
 144 }