ucb/source/ucp/ext/ucpext_datasupplier.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 #pragma once
  21
  22 #include "ucpext_content.hxx"
  23
  24 #include <rtl/ref.hxx>
  25 #include <ucbhelper/resultset.hxx>
  26
  27 #include <mutex>
  28 #include <vector>
  29
  30
  31 namespace ucb::ucp::ext
  32 {
  33
  34
  35     class Content;
  36
  37
  38     //= DataSupplier
  39
  40     class DataSupplier : public ::ucbhelper::ResultSetDataSupplier
  41     {
  42     public:
  43         DataSupplier(
  44             const css::uno::Reference< css::uno::XComponentContext >& rxContext,
  45             rtl::Reference< Content > xContent
  46         );
  47
  48         void    fetchData();
  49
  50     protected:
  51         virtual ~DataSupplier() override;
  52
  53         virtual OUString queryContentIdentifierString( sal_uInt32 nIndex ) override;
  54         virtual css::uno::Reference< css::ucb::XContentIdentifier > queryContentIdentifier( sal_uInt32 nIndex ) override;
  55         virtual css::uno::Reference< css::ucb::XContent > queryContent( sal_uInt32 nIndex ) override;
  56
  57         virtual bool getResult( sal_uInt32 nIndex ) override;
  58
  59         virtual sal_uInt32 totalCount() override;
  60         virtual sal_uInt32 currentCount() override;
  61         virtual bool isCountFinal() override;
  62
  63         virtual css::uno::Reference< css::sdbc::XRow > queryPropertyValues( sal_uInt32 nIndex  ) override;
  64         virtual void releasePropertyValues( sal_uInt32 nIndex ) override;
  65
  66         virtual void close() override;
  67
  68         virtual void validate() override;
  69
  70     private:
  71         struct ResultListEntry
  72         {
  73             OUString sId;
  74             css::uno::Reference< css::ucb::XContentIdentifier > xId;
  75             ::rtl::Reference< Content > pContent;
  76             css::uno::Reference< css::sdbc::XRow >  xRow;
  77         };
  78         typedef ::std::vector< ResultListEntry >    ResultList;
  79         std::mutex                                  m_aMutex;
  80         ResultList                                  m_aResults;
  81         ::rtl::Reference< Content >                 m_xContent;
  82         css::uno::Reference< css::uno::XComponentContext > m_xContext;
  83     };
  84
  85
  86 } // namespace ucp::ext
  87
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */