1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef __FRAMEWORK_PATTERN_STORAGES_HXX_ 25 #define __FRAMEWORK_PATTERN_STORAGES_HXX_ 26 27 //_______________________________________________ 28 // own includes 29 30 #include <services.h> 31 #include <general.h> 32 33 //_______________________________________________ 34 // interface includes 35 #include <com/sun/star/io/XOutputStream.hpp> 36 #include <com/sun/star/io/XSeekable.hpp> 37 #include <com/sun/star/embed/ElementModes.hpp> 38 #include <com/sun/star/embed/XStorage.hpp> 39 #include <com/sun/star/embed/XPackageStructureCreator.hpp> 40 #include <com/sun/star/lang/XSingleServiceFactory.hpp> 41 #include <com/sun/star/lang/XMultiServiceFactory.hpp> 42 43 //_______________________________________________ 44 // other includes 45 46 //_______________________________________________ 47 // namespaces 48 49 #ifndef css 50 namespace css = ::com::sun::star; 51 #endif 52 53 namespace framework{ 54 namespace pattern{ 55 namespace storages{ 56 57 //_______________________________________________ 58 // definitions 59 60 //----------------------------------------------- 61 css::uno::Reference< css::embed::XStorage > createTempStorageBasedOnFolder(const ::rtl::OUString& sFolder , 62 const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR , 63 sal_Bool bReadOnly) 64 { 65 // error during opening the temp file isnt realy a runtime error -> handle it gracefully 66 css::uno::Reference< css::io::XOutputStream > xTempFile(xSMGR->createInstance(SERVICENAME_TEMPFILE), css::uno::UNO_QUERY); 67 if (!xTempFile.is()) 68 return css::uno::Reference< css::embed::XStorage >(); 69 70 // creation of needed resources is mandatory -> error = runtime error 71 css::uno::Reference< css::embed::XPackageStructureCreator > xPackageCreator(xSMGR->createInstance(SERVICENAME_PACKAGESTRUCTURECREATOR), css::uno::UNO_QUERY_THROW); 72 css::uno::Reference< css::lang::XSingleServiceFactory > xStorageFactory(xSMGR->createInstance(SERVICENAME_STORAGEFACTORY) , css::uno::UNO_QUERY_THROW); 73 74 // create zip package 75 xPackageCreator->convertToPackage(sFolder, xTempFile); 76 77 // seek it back - so it can be used in a defined way. 78 css::uno::Reference< css::io::XSeekable > xSeekable(xTempFile, css::uno::UNO_QUERY_THROW); 79 xSeekable->seek(0); 80 81 // open the temp. zip package - using the right open mode 82 sal_Int32 nOpenMode = css::embed::ElementModes::ELEMENT_READWRITE; 83 if (bReadOnly) 84 nOpenMode = css::embed::ElementModes::ELEMENT_READ; 85 86 css::uno::Sequence< css::uno::Any > lArgs(2); 87 lArgs[0] <<= xTempFile; 88 lArgs[1] <<= nOpenMode; 89 90 css::uno::Reference< css::embed::XStorage > xStorage(xStorageFactory->createInstanceWithArguments(lArgs), css::uno::UNO_QUERY_THROW); 91 return xStorage; 92 } 93 94 } // namespace storages 95 } // namespace pattern 96 } // namespace framework 97 98 #endif // __FRAMEWORK_PATTERN_STORAGES_HXX_ 99