ucb/source/ucp/hierarchy/hierarchyprovider.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_UCB_SOURCE_UCP_HIERARCHY_HIERARCHYPROVIDER_HXX
  21 #define INCLUDED_UCB_SOURCE_UCP_HIERARCHY_HIERARCHYPROVIDER_HXX
  22
  23 #include <ucbhelper/providerhelper.hxx>
  24 #include <com/sun/star/lang/XInitialization.hpp>
  25 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  26 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  27 #include <unordered_map>
  28
  29 namespace com::sun::star {
  30     namespace container {
  31         class XHierarchicalNameAccess;
  32     }
  33     namespace util {
  34         class XOfficeInstallationDirectories;
  35     }
  36 }
  37
  38 namespace hierarchy_ucp {
  39
  40
  41 #define HIERARCHY_URL_SCHEME \
  42                 "vnd.sun.star.hier"
  43 #define HIERARCHY_URL_SCHEME_LENGTH 17
  44
  45 #define HIERARCHY_FOLDER_CONTENT_TYPE \
  46                 "application/" HIERARCHY_URL_SCHEME "-folder"
  47 #define HIERARCHY_LINK_CONTENT_TYPE \
  48                 "application/" HIERARCHY_URL_SCHEME "-link"
  49
  50 struct ConfigProviderMapEntry
  51 {
  52     css::uno::Reference< css::lang::XMultiServiceFactory > xConfigProvider;
  53     css::uno::Reference< css::container::XHierarchicalNameAccess > xRootReadAccess;
  54     bool bTriedToGetRootReadAccess;
  55
  56     ConfigProviderMapEntry() : bTriedToGetRootReadAccess( false ) {}
  57 };
  58
  59 typedef std::unordered_map
  60 <
  61     OUString,  // service specifier
  62     ConfigProviderMapEntry
  63 >
  64 ConfigProviderMap;
  65
  66 class HierarchyContentProvider : public ::ucbhelper::ContentProviderImplHelper,
  67                                  public css::lang::XInitialization
  68 {
  69     ConfigProviderMap   m_aConfigProviderMap;
  70     css::uno::Reference< css::util::XOfficeInstallationDirectories > m_xOfficeInstDirs;
  71
  72 public:
  73     explicit HierarchyContentProvider(
  74                 const css::uno::Reference< css::uno::XComponentContext >& rxContext );
  75     virtual ~HierarchyContentProvider() override;
  76
  77     // XInterface
  78     virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override;
  79     virtual void SAL_CALL acquire()
  80         throw() override;
  81     virtual void SAL_CALL release()
  82         throw() override;
  83
  84     // XTypeProvider
  85     virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override;
  86     virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override;
  87
  88     // XServiceInfo
  89     virtual OUString SAL_CALL getImplementationName() override;
  90     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  91     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
  92
  93     // XContentProvider
  94     virtual css::uno::Reference< css::ucb::XContent > SAL_CALL
  95     queryContent( const css::uno::Reference< css::ucb::XContentIdentifier >& Identifier ) override;
  96
  97     // XInitialization
  98     virtual void SAL_CALL
  99     initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
 100
 101     // Non-Interface methods
 102     css::uno::Reference< css::lang::XMultiServiceFactory >
 103     getConfigProvider( const OUString & rServiceSpecifier );
 104     css::uno::Reference< css::container::XHierarchicalNameAccess >
 105     getRootConfigReadNameAccess( const OUString & rServiceSpecifier );
 106
 107     // Note: may return an empty reference.
 108     css::uno::Reference< css::util::XOfficeInstallationDirectories >
 109     getOfficeInstallationDirectories();
 110 };
 111
 112 } // namespace hierarchy_ucp
 113
 114 #endif // INCLUDED_UCB_SOURCE_UCP_HIERARCHY_HIERARCHYPROVIDER_HXX
 115
 116 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */