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Diffstat (limited to 'oox/inc/oox/core/filterbase.hxx')
| -rw-r--r-- | oox/inc/oox/core/filterbase.hxx | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/oox/inc/oox/core/filterbase.hxx b/oox/inc/oox/core/filterbase.hxx new file mode 100644 index 000000000000..80dc233491d4 --- /dev/null +++ b/oox/inc/oox/core/filterbase.hxx @@ -0,0 +1,310 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef OOX_CORE_FILTERBASE_HXX +#define OOX_CORE_FILTERBASE_HXX + +#include <memory> +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/document/XExporter.hpp> +#include <com/sun/star/document/XFilter.hpp> +#include <com/sun/star/document/XImporter.hpp> +#include <com/sun/star/io/XInputStream.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/io/XStream.hpp> +#include <com/sun/star/lang/XInitialization.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <cppuhelper/basemutex.hxx> +#include <cppuhelper/implbase5.hxx> +#include "oox/helper/binarystreambase.hxx" +#include "oox/helper/storagebase.hxx" +#include "oox/dllapi.h" + +namespace com { namespace sun { namespace star { + namespace awt { struct DeviceInfo; } + namespace frame { class XFrame; } + namespace frame { class XModel; } + namespace graphic { class XGraphic; } + namespace io { class XInputStream; } + namespace io { class XOutputStream; } + namespace io { class XStream; } + namespace lang { class XMultiComponentFactory; } + namespace lang { class XMultiServiceFactory; } + namespace task { class XInteractionHandler; } + namespace task { class XStatusIndicator; } + namespace uno { class XComponentContext; } +} } } + +namespace comphelper { + class IDocPasswordVerifier; + class MediaDescriptor; +} + +namespace oox { + class GraphicHelper; + class ModelObjectHelper; +} + +namespace oox { namespace ole { + class OleObjectHelper; + class VbaProject; +} } + +namespace oox { +namespace core { + +// ============================================================================ + +struct FilterBaseImpl; + +typedef ::cppu::WeakImplHelper5< + ::com::sun::star::lang::XServiceInfo, + ::com::sun::star::lang::XInitialization, + ::com::sun::star::document::XImporter, + ::com::sun::star::document::XExporter, + ::com::sun::star::document::XFilter > + FilterBaseBase; + +class OOX_DLLPUBLIC FilterBase : public FilterBaseBase, public ::cppu::BaseMutex +{ +public: + explicit FilterBase( + const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext ) + throw( ::com::sun::star::uno::RuntimeException ); + + virtual ~FilterBase(); + + /** Returns true, if filter is an import filter. */ + bool isImportFilter() const; + /** Returns true, if filter is an export filter. */ + bool isExportFilter() const; + + /** Derived classes implement import of the entire document. */ + virtual bool importDocument() = 0; + + /** Derived classes implement export of the entire document. */ + virtual bool exportDocument() = 0; + + // ------------------------------------------------------------------------ + + /** Returns the specified argument passed through the XInitialization interface. */ + ::com::sun::star::uno::Any getArgument( const ::rtl::OUString& rArgName ) const; + + /** Returns the component context passed in the filter constructor (always existing). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& + getComponentContext() const; + + /** Returns the component service factory (always existing). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiComponentFactory >& + getComponentFactory() const; + + /** Returns the multi service factory of the component (always existing). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& + getServiceFactory() const; + + /** Returns the document model (always existing). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XModel >& + getModel() const; + + /** Returns the service factory provided by the document model (always existing). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& + getModelFactory() const; + + /** Returns the frame that will contain the document model (may be null). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::frame::XFrame >& + getTargetFrame() const; + + /** Returns the status indicator (may be null). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::task::XStatusIndicator >& + getStatusIndicator() const; + + /** Returns the status interaction handler (may be null). */ + const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionHandler >& + getInteractionHandler() const; + + /** Returns the media descriptor. */ + ::comphelper::MediaDescriptor& getMediaDescriptor() const; + + /** Returns the URL of the imported or exported file. */ + const ::rtl::OUString& getFileUrl() const; + + /** Returns an absolute URL for the passed relative or absolute URL. */ + ::rtl::OUString getAbsoluteUrl( const ::rtl::OUString& rUrl ) const; + + /** Returns the base storage of the imported/exported file. */ + StorageRef getStorage() const; + + /** Opens and returns the specified sub storage from the base storage. + + @param rStorageName + The name of the embedded storage. The name may contain slashes to + open storages from embedded substorages. + @param bCreateMissing + True = create missing sub storages (for export filters). + */ + StorageRef openSubStorage( + const ::rtl::OUString& rStorageName, + bool bCreateMissing ) const; + + /** Opens and returns the specified input stream from the base storage. + + @param rStreamName + The name of the embedded storage stream. The name may contain + slashes to open streams from embedded substorages. If base stream + access has been enabled in the storage, the base stream can be + accessed by passing an empty string as stream name. + */ + ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > + openInputStream( const ::rtl::OUString& rStreamName ) const; + + /** Opens and returns the specified output stream from the base storage. + + @param rStreamName + The name of the embedded storage stream. The name may contain + slashes to open streams from embedded substorages. If base stream + access has been enabled in the storage, the base stream can be + accessed by passing an empty string as stream name. + */ + ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > + openOutputStream( const ::rtl::OUString& rStreamName ) const; + + /** Commits changes to base storage (and substorages) */ + void commitStorage() const; + + // helpers ---------------------------------------------------------------- + + /** Returns a helper for the handling of graphics and graphic objects. */ + GraphicHelper& getGraphicHelper() const; + + /** Returns a helper with containers for various named drawing objects for + the imported document. */ + ModelObjectHelper& getModelObjectHelper() const; + + /** Returns a helper for the handling of OLE obejcts. */ + ::oox::ole::OleObjectHelper& getOleObjectHelper() const; + + /** Returns the VBA project manager. */ + ::oox::ole::VbaProject& getVbaProject() const; + + /** Requests the encryption data from the media descriptor or from the user. On + success, the encryption data will be inserted into the media descriptor. */ + ::com::sun::star::uno::Sequence< ::com::sun::star::beans::NamedValue > + requestEncryptionData( ::comphelper::IDocPasswordVerifier& rVerifier ) const; + + /** Imports the raw binary data from the specified stream. + @return True, if the data could be imported from the stream. */ + bool importBinaryData( StreamDataSequence& orDataSeq, const ::rtl::OUString& rStreamName ); + + // com.sun.star.lang.XServiceInfo interface ------------------------------- + + virtual ::rtl::OUString SAL_CALL + getImplementationName() + throw( ::com::sun::star::uno::RuntimeException ); + + virtual sal_Bool SAL_CALL + supportsService( const ::rtl::OUString& rServiceName ) + throw( ::com::sun::star::uno::RuntimeException ); + + virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL + getSupportedServiceNames() + throw( ::com::sun::star::uno::RuntimeException ); + + // com.sun.star.lang.XInitialization interface ---------------------------- + + /** Receives user defined arguments. + + @param rArgs + the sequence of arguments passed to the filter. The implementation + expects one or two arguments. The first argument shall be the + com.sun.star.lang.XMultiServiceFactory interface of the global + service factory. The optional second argument may contain a + sequence of com.sun.star.beans.NamedValue objects. The different + filter implemetations may support different arguments. + */ + virtual void SAL_CALL initialize( + const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& rArgs ) + throw( ::com::sun::star::uno::Exception, + ::com::sun::star::uno::RuntimeException ); + + // com.sun.star.document.XImporter interface ------------------------------ + + virtual void SAL_CALL setTargetDocument( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& rxDocument ) + throw( ::com::sun::star::lang::IllegalArgumentException, + ::com::sun::star::uno::RuntimeException ); + + // com.sun.star.document.XExporter interface ------------------------------ + + virtual void SAL_CALL setSourceDocument( + const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& rxDocument ) + throw( ::com::sun::star::lang::IllegalArgumentException, + ::com::sun::star::uno::RuntimeException ); + + // com.sun.star.document.XFilter interface -------------------------------- + + virtual sal_Bool SAL_CALL filter( + const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& rMediaDescSeq ) + throw( ::com::sun::star::uno::RuntimeException ); + + virtual void SAL_CALL cancel() + throw( ::com::sun::star::uno::RuntimeException ); + + // ------------------------------------------------------------------------ +protected: + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > + implGetInputStream( ::comphelper::MediaDescriptor& rMediaDesc ) const; + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > + implGetOutputStream( ::comphelper::MediaDescriptor& rMediaDesc ) const; + +private: + void setMediaDescriptor( + const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& rMediaDescSeq ); + + /** Derived classes may create a specialized graphic helper, e.g. for + resolving palette colors. */ + virtual GraphicHelper* implCreateGraphicHelper() const; + + /** Derived classes create a VBA project manager object. */ + virtual ::oox::ole::VbaProject* implCreateVbaProject() const = 0; + + virtual ::rtl::OUString implGetImplementationName() const = 0; + + virtual StorageRef implCreateStorage( + const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream ) const = 0; + virtual StorageRef implCreateStorage( + const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream ) const = 0; + +private: + ::std::auto_ptr< FilterBaseImpl > mxImpl; +}; + +// ============================================================================ + +} // namespace core +} // namespace oox + +#endif |