xmlscript/source/xmldlg_imexp/xmldlg_addfunc.cxx

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  28
  29
  30 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  31 #include <com/sun/star/io/XActiveDataSource.hpp>
  32 #include <com/sun/star/xml/sax/XParser.hpp>
  33
  34 #include <comphelper/processfactory.hxx>
  35 #include <cppuhelper/implbase1.hxx>
  36 #include <xmlscript/xml_helper.hxx>
  37 #include <xmlscript/xmldlg_imexp.hxx>
  38
  39
  40 using namespace ::rtl;
  41 using namespace ::com::sun::star;
  42 using namespace ::com::sun::star::uno;
  43 using namespace ::com::sun::star::frame;
  44
  45 namespace xmlscript
  46 {
  47
  48 //==================================================================================================
  49 class InputStreamProvider
  50     : public ::cppu::WeakImplHelper1< io::XInputStreamProvider >
  51 {
  52     ByteSequence _bytes;
  53
  54 public:
  55     inline InputStreamProvider( ByteSequence const & rBytes )
  56         : _bytes( rBytes )
  57         {}
  58
  59     // XInputStreamProvider
  60     virtual Reference< io::XInputStream > SAL_CALL createInputStream()
  61         throw (RuntimeException);
  62 };
  63 //__________________________________________________________________________________________________
  64 Reference< io::XInputStream > InputStreamProvider::createInputStream()
  65     throw (RuntimeException)
  66 {
  67     return ::xmlscript::createInputStream( _bytes );
  68 }
  69
  70 //==================================================================================================
  71 Reference< io::XInputStreamProvider > SAL_CALL exportDialogModel(
  72     Reference< container::XNameContainer > const & xDialogModel,
  73     Reference< XComponentContext > const & xContext,
  74     Reference< XModel > const & xDocument )
  75     SAL_THROW( (Exception) )
  76 {
  77     Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() );
  78     if (! xSMgr.is())
  79     {
  80         throw RuntimeException(
  81             OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ),
  82             Reference< XInterface >() );
  83     }
  84
  85     Reference< xml::sax::XExtendedDocumentHandler > xHandler( xSMgr->createInstanceWithContext(
  86         OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Writer") ), xContext ), UNO_QUERY );
  87     OSL_ASSERT( xHandler.is() );
  88     if (! xHandler.is())
  89     {
  90         throw RuntimeException(
  91             OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-writer component!") ),
  92             Reference< XInterface >() );
  93     }
  94
  95     ByteSequence aBytes;
  96
  97     Reference< io::XActiveDataSource > xSource( xHandler, UNO_QUERY );
  98     xSource->setOutputStream( createOutputStream( &aBytes ) );
  99     exportDialogModel( xHandler, xDialogModel, xDocument );
 100
 101     return new InputStreamProvider( aBytes );
 102 }
 103
 104 //==================================================================================================
 105 void SAL_CALL importDialogModel(
 106     Reference< io::XInputStream > const & xInput,
 107     Reference< container::XNameContainer > const & xDialogModel,
 108     Reference< XComponentContext > const & xContext,
 109     Reference< XModel > const & xDocument )
 110     SAL_THROW( (Exception) )
 111 {
 112     Reference< lang::XMultiComponentFactory > xSMgr( xContext->getServiceManager() );
 113     if (! xSMgr.is())
 114     {
 115         throw RuntimeException(
 116             OUString( RTL_CONSTASCII_USTRINGPARAM("no service manager available!") ),
 117             Reference< XInterface >() );
 118     }
 119
 120     Reference< xml::sax::XParser > xParser( xSMgr->createInstanceWithContext(
 121         OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.xml.sax.Parser") ), xContext ), UNO_QUERY );
 122     OSL_ASSERT( xParser.is() );
 123     if (! xParser.is())
 124     {
 125         throw RuntimeException(
 126             OUString( RTL_CONSTASCII_USTRINGPARAM("could not create sax-parser component!") ),
 127             Reference< XInterface >() );
 128     }
 129
 130     // error handler, entity resolver omitted for this helper function
 131     xParser->setDocumentHandler( importDialogModel( xDialogModel, xContext, xDocument ) );
 132
 133     xml::sax::InputSource source;
 134     source.aInputStream = xInput;
 135     source.sSystemId = OUString( RTL_CONSTASCII_USTRINGPARAM("virtual file") );
 136
 137     xParser->parseStream( source );
 138 }
 139
 140 }
 141
 142 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */