include/sfx2/linksrc.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 #ifndef INCLUDED_SFX2_LINKSRC_HXX
  20 #define INCLUDED_SFX2_LINKSRC_HXX
  21
  22 #include <sal/config.h>
  23 #include <sfx2/dllapi.h>
  24
  25 #include <tools/ref.hxx>
  26 #include <com/sun/star/uno/Reference.hxx>
  27 #include <memory>
  28
  29 namespace com::sun::star::uno
  30 {
  31     class Any;
  32 }
  33 namespace weld { class Window; }
  34
  35 template <typename Arg, typename Ret> class Link;
  36 namespace com::sun::star::io { class XInputStream; }
  37
  38 #ifndef ADVISEMODE_NODATA
  39 // Must be the same value as Ole2 ADVF_*
  40 #define ADVISEMODE_NODATA       0x01
  41 #define ADVISEMODE_PRIMEFIRST   0x02
  42 #define ADVISEMODE_ONLYONCE     0x04
  43 #define ADVISEMODE_DATAONSTOP   0x40
  44 #endif
  45
  46 namespace sfx2
  47 {
  48
  49 class SvBaseLink;
  50 struct SvLinkSource_Impl;
  51
  52 class SFX2_DLLPUBLIC SvLinkSource : public SvRefBase
  53 {
  54 private:
  55     std::unique_ptr<SvLinkSource_Impl>  pImpl; // compatible area
  56
  57 public:
  58
  59                         SvLinkSource();
  60     virtual             ~SvLinkSource() override;
  61
  62     bool                HasDataLinks() const;
  63
  64     void                Closed();
  65
  66     sal_uInt64          GetUpdateTimeout() const;
  67     void                SetUpdateTimeout( sal_uInt64 nTimeMs );
  68                         // notify the sink, the mime type is not
  69                         // a selection criterion
  70     void                DataChanged( const OUString & rMimeType,
  71                                     const css::uno::Any & rVal );
  72     void                SendDataChanged();
  73     void                NotifyDataChanged();
  74
  75     virtual bool        Connect( SvBaseLink* );
  76     virtual bool        GetData( css::uno::Any & rData /*out param*/,
  77                                 const OUString & rMimeType,
  78                                 bool bSynchron = false );
  79
  80                         // sal_True => waitinmg for data
  81     virtual bool        IsPending() const;
  82                         // sal_True => data complete loaded
  83     virtual bool        IsDataComplete() const;
  84
  85     virtual void        Edit(weld::Window *, SvBaseLink *, const Link<const OUString&, void>& rEndEditHdl);
  86
  87
  88     void                AddDataAdvise( SvBaseLink *, const OUString & rMimeType,
  89                                         sal_uInt16 nAdviceMode );
  90     void                RemoveAllDataAdvise( SvBaseLink const * );
  91
  92     void                AddConnectAdvise( SvBaseLink * );
  93     void                RemoveConnectAdvise( SvBaseLink const * );
  94
  95     struct StreamToLoadFrom{
  96         StreamToLoadFrom(
  97             const css::uno::Reference<css::io::XInputStream>& xInputStream, bool bIsReadOnly )
  98             :m_xInputStreamToLoadFrom(xInputStream),
  99              m_bIsReadOnly(bIsReadOnly)
 100         {
 101         }
 102
 103         css::uno::Reference<css::io::XInputStream>
 104              m_xInputStreamToLoadFrom;
 105         bool m_bIsReadOnly;
 106     };
 107
 108     StreamToLoadFrom getStreamToLoadFrom();
 109     void setStreamToLoadFrom(const css::uno::Reference<css::io::XInputStream>& xInputStream, bool bIsReadOnly );
 110     void clearStreamToLoadFrom();
 111 };
 112
 113 typedef tools::SvRef<SvLinkSource> SvLinkSourceRef;
 114
 115 }
 116 #endif
 117
 118 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */