xmlhelp/source/treeview/tvfactory.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  21 #include <com/sun/star/container/XHierarchicalNameAccess.hpp>
  22 #include <com/sun/star/beans/PropertyValue.hpp>
  23 #include <comphelper/processfactory.hxx>
  24 #include <comphelper/propertysequence.hxx>
  25 #include <cppuhelper/supportsservice.hxx>
  26 #include <cppuhelper/factory.hxx>
  27 #include <tvfactory.hxx>
  28 #include <tvread.hxx>
  29
  30 using namespace treeview;
  31 using namespace com::sun::star;
  32 using namespace com::sun::star::uno;
  33 using namespace com::sun::star::lang;
  34 using namespace com::sun::star::beans;
  35 using namespace com::sun::star::container;
  36
  37 TVFactory::TVFactory( const uno::Reference< XComponentContext >& xContext )
  38     : m_xContext( xContext )
  39 {
  40 }
  41
  42 TVFactory::~TVFactory()
  43 {
  44 }
  45
  46 // XServiceInfo methods.
  47
  48 OUString SAL_CALL
  49 TVFactory::getImplementationName()
  50 {
  51     return "com.sun.star.help.TreeViewImpl";
  52 }
  53
  54 sal_Bool SAL_CALL TVFactory::supportsService( const OUString& ServiceName )
  55 {
  56     return cppu::supportsService( this, ServiceName );
  57 }
  58
  59 Sequence< OUString > SAL_CALL
  60 TVFactory::getSupportedServiceNames()
  61 {
  62     return { "com.sun.star.help.TreeView", "com.sun.star.ucb.HiearchyDataSource" };
  63 }
  64
  65 // XMultiServiceFactory
  66
  67 Reference< XInterface > SAL_CALL
  68 TVFactory::createInstance(
  69     const OUString& aServiceSpecifier )
  70 {
  71     uno::Sequence<uno::Any> seq(comphelper::InitAnyPropertySequence(
  72     {
  73         {"nodepath", uno::Any(OUString())}
  74     }));
  75
  76     return createInstanceWithArguments( aServiceSpecifier, seq );
  77 }
  78
  79 Reference< XInterface > SAL_CALL
  80 TVFactory::createInstanceWithArguments(
  81     const OUString& /*ServiceSpecifier*/,
  82     const Sequence< Any >& Arguments )
  83 {
  84     if( ! m_xHDS.is() )
  85     {
  86         m_xHDS = static_cast<cppu::OWeakObject*>(new TVChildTarget( m_xContext ));
  87     }
  88
  89     OUString hierview;
  90     for( const auto& rArgument : Arguments )
  91     {
  92         PropertyValue pV;
  93         if( ! ( rArgument >>= pV ) )
  94             continue;
  95
  96         if( pV.Name != "nodepath" )
  97             continue;
  98
  99         if( ! ( pV.Value >>= hierview ) )
 100             continue;
 101
 102         break;
 103     }
 104
 105     if( !hierview.isEmpty() )
 106     {
 107         Reference< XHierarchicalNameAccess > xhieraccess( m_xHDS,UNO_QUERY );
 108         Any aAny = xhieraccess->getByHierarchicalName( hierview );
 109         Reference< XInterface > xInterface;
 110         aAny >>= xInterface;
 111         return xInterface;
 112     }
 113     else
 114         return m_xHDS;
 115 }
 116
 117 Sequence< OUString > SAL_CALL
 118 TVFactory::getAvailableServiceNames( )
 119 {
 120     return { "com.sun.star.ucb.HierarchyDataReadAccess" };
 121 }
 122
 123 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 124 com_sun_star_help_TreeViewImpl_get_implementation(
 125     css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
 126 {
 127     return cppu::acquire(new TVFactory(context));
 128 }
 129
 130
 131 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */