include/sfx2/lnkbase.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_LNKBASE_HXX
  20 #define INCLUDED_SFX2_LNKBASE_HXX
  21
  22 #include <com/sun/star/io/XInputStream.hpp>
  23 #include <rtl/ustring.hxx>
  24 #include <sal/config.h>
  25 #include <sfx2/dllapi.h>
  26 #include <sfx2/linksrc.hxx>
  27 #include <sot/exchange.hxx>
  28 #include <tools/ref.hxx>
  29 #include <memory>
  30
  31 namespace com { namespace sun { namespace star { namespace uno
  32 {
  33     class Any;
  34 }}}}
  35
  36 enum class SfxLinkUpdateMode {
  37     NONE   = 0,
  38     // Ole2 compatible and persistent
  39     ALWAYS = 1,
  40     ONCALL = 3
  41 };
  42
  43 namespace sfx2
  44 {
  45
  46 struct ImplBaseLinkData;
  47 class LinkManager;
  48 class SvLinkSource;
  49 class FileDialogHelper;
  50
  51 #ifndef OBJECT_DDE_EXTERN
  52 #define OBJECT_INTERN       0x00
  53 //#define   OBJECT_SO_EXTERN    0x01
  54 #define OBJECT_DDE_EXTERN   0x02
  55 #endif
  56
  57 #define OBJECT_CLIENT_SO              0x80 // a Link
  58 #define OBJECT_CLIENT_DDE           0x81
  59 //#define   OBJECT_CLIENT_OLE         0x82 // a Ole-Link
  60 //#define   OBJECT_CLIENT_OLE_CACHE   0x83 // a Ole-Link with SvEmbeddedObject
  61 #define OBJECT_CLIENT_FILE          0x90
  62 #define OBJECT_CLIENT_GRF           0x91
  63 #define OBJECT_CLIENT_OLE           0x92 // embedded link
  64
  65 struct BaseLink_Impl;
  66
  67 class SFX2_DLLPUBLIC SvBaseLink : public SvRefBase
  68 {
  69 private:
  70     friend class LinkManager;
  71     friend class SvLinkSource;
  72
  73     SvLinkSourceRef         xObj;
  74     OUString                aLinkName;
  75     std::unique_ptr<BaseLink_Impl>  pImpl;
  76     sal_uInt16              nObjType;
  77     bool                    bVisible : 1;
  78     bool                    bSynchron : 1;
  79     bool                    bUseCache : 1;  // for Graphics Links!
  80     bool                    bWasLastEditOK : 1;
  81
  82     DECL_LINK_TYPED( EndEditHdl, const OUString&, void );
  83
  84     bool                    ExecuteEdit( const OUString& _rNewName );
  85
  86 protected:
  87     void            SetObjType( sal_uInt16 );
  88
  89     // Set LinkSourceName without action
  90     void            SetName( const OUString & rLn );
  91
  92     ImplBaseLinkData* pImplData;
  93
  94     bool            m_bIsReadOnly;
  95     css::uno::Reference<css::io::XInputStream>
  96                     m_xInputStreamToLoadFrom;
  97
  98                     SvBaseLink();
  99                     SvBaseLink( SfxLinkUpdateMode nLinkType, SotClipboardFormatId nContentType = SotClipboardFormatId::STRING );
 100     virtual         ~SvBaseLink();
 101
 102     void            GetRealObject_( bool bConnect = true );
 103
 104     SvLinkSource*   GetRealObject()
 105                     {
 106                         if( !xObj.Is() )
 107                             GetRealObject_();
 108                         return xObj;
 109                     }
 110
 111 public:
 112
 113     virtual void    Closed();
 114
 115 #if defined(_WIN32)
 116                     SvBaseLink( const OUString& rNm, sal_uInt16 nObjectType,
 117                                  SvLinkSource* );
 118 #endif
 119
 120     sal_uInt16          GetObjType() const { return nObjType; }
 121
 122     void            SetObj( SvLinkSource * pObj );
 123     SvLinkSource*   GetObj() const  { return xObj; }
 124
 125     void            SetLinkSourceName( const OUString & rName );
 126     const OUString& GetLinkSourceName() const { return aLinkName;}
 127
 128     enum UpdateResult {
 129         SUCCESS = 0,
 130         ERROR_GENERAL = 1
 131     };
 132
 133     virtual UpdateResult DataChanged(
 134         const OUString & rMimeType, const css::uno::Any & rValue );
 135
 136     void                 SetUpdateMode( SfxLinkUpdateMode );
 137     SfxLinkUpdateMode    GetUpdateMode() const;
 138     SotClipboardFormatId GetContentType() const;
 139     void                 SetContentType( SotClipboardFormatId nType );
 140
 141     LinkManager*          GetLinkManager();
 142     const LinkManager*    GetLinkManager() const;
 143     void                  SetLinkManager( LinkManager* _pMgr );
 144
 145     bool            Update();
 146     void            Disconnect();
 147
 148     virtual void    Edit( vcl::Window*, const Link<SvBaseLink&,void>& rEndEditHdl );
 149
 150     // should the link appear in the dialog? (to the left in the link in the...)
 151     bool            IsVisible() const           { return bVisible; }
 152     void            SetVisible( bool bFlag )    { bVisible = bFlag; }
 153     // should the Link be loaded synchronous or asynchronous?
 154     bool            IsSynchron() const          { return bSynchron; }
 155     void            SetSynchron( bool bFlag )   { bSynchron = bFlag; }
 156
 157     void            SetUseCache( bool bFlag )   { bUseCache = bFlag; }
 158
 159     void            setStreamToLoadFrom(
 160                         const css::uno::Reference<css::io::XInputStream>& xInputStream,
 161                         bool bIsReadOnly )
 162                             { m_xInputStreamToLoadFrom = xInputStream;
 163                               m_bIsReadOnly = bIsReadOnly; }
 164     // #i88291#
 165     void            clearStreamToLoadFrom();
 166
 167     inline bool     WasLastEditOK() const       { return bWasLastEditOK; }
 168     FileDialogHelper & GetInsertFileDialog(const OUString& rFactory) const;
 169 };
 170
 171 }
 172
 173 #endif
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */