Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 326 insertions, 0 deletions

diff --git a/include/svl/svdde.hxx b/include/svl/svdde.hxx
new file mode 100644
index 000000000..e8b808ea1
--- /dev/null
+++ b/include/svl/svdde.hxx
@@ -0,0 +1,326 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SVL_SVDDE_HXX
+#define INCLUDED_SVL_SVDDE_HXX
+
+#include <sal/config.h>
+
+#include <svl/svldllapi.h>
+#include <sot/formats.hxx>
+#include <rtl/ustring.hxx>
+#include <tools/solar.h>
+#include <tools/link.hxx>
+#include <tools/long.hxx>
+#include <memory>
+#include <vector>
+
+class DdeString;
+class DdeConnection;
+class DdeTopic;
+class DdeService;
+struct DdeDataImp;
+struct DdeImp;
+struct DdeItemImpData;
+struct Conversation;
+
+typedef ::std::vector< DdeService* > DdeServices;
+
+
+class SVL_DLLPUBLIC DdeData
+{
+    friend class    DdeInternal;
+    friend class    DdeService;
+    friend class    DdeConnection;
+    friend class    DdeTransaction;
+    std::unique_ptr<DdeDataImp>    xImp;
+
+    SVL_DLLPRIVATE void            Lock();
+
+    void            SetFormat( SotClipboardFormatId nFmt );
+
+public:
+                    DdeData();
+                    DdeData(SAL_UNUSED_PARAMETER const void*, SAL_UNUSED_PARAMETER tools::Long, SAL_UNUSED_PARAMETER SotClipboardFormatId = SotClipboardFormatId::STRING);
+                    DdeData(SAL_UNUSED_PARAMETER const OUString&);
+                    DdeData(const DdeData&);
+                    DdeData(DdeData&&) noexcept;
+                    ~DdeData();
+
+    void const *    getData() const;
+    tools::Long            getSize() const;
+
+    SotClipboardFormatId GetFormat() const;
+
+    DdeData&        operator=(const DdeData&);
+    DdeData&        operator=(DdeData&&) noexcept;
+
+    static sal_uInt32 GetExternalFormat(SotClipboardFormatId nFmt);
+    static SotClipboardFormatId GetInternalFormat(sal_uLong nFmt);
+};
+
+
+class SVL_DLLPUBLIC DdeTransaction
+{
+public:
+    void    Data( const DdeData* );
+    void    Done( bool bDataValid );
+protected:
+    DdeConnection&  rDde;
+    DdeData         aDdeData;
+    DdeString*      pName;
+    short           nType;
+    sal_IntPtr      nId;
+    sal_IntPtr      nTime;
+    Link<const DdeData*,void> aData;
+    Link<bool,void>           aDone;
+    bool            bBusy;
+
+                    DdeTransaction( DdeConnection&, SAL_UNUSED_PARAMETER const OUString&, SAL_UNUSED_PARAMETER tools::Long = 0 );
+
+public:
+    virtual        ~DdeTransaction();
+
+    bool            IsBusy() const { return bBusy; }
+    OUString GetName() const;
+
+    void            Execute();
+
+    void            SetDataHdl( const Link<const DdeData*,void>& rLink ) { aData = rLink; }
+    const Link<const DdeData*,void>& GetDataHdl() const { return aData; }
+
+    void            SetDoneHdl( const Link<bool,void>& rLink ) { aDone = rLink; }
+    const Link<bool,void>& GetDoneHdl() const { return aDone; }
+
+    void                 SetFormat( SotClipboardFormatId nFmt ) { aDdeData.SetFormat( nFmt );  }
+    SotClipboardFormatId GetFormat() const       { return aDdeData.GetFormat(); }
+
+    tools::Long            GetError() const;
+
+private:
+    friend class    DdeInternal;
+    friend class    DdeConnection;
+
+                            DdeTransaction( const DdeTransaction& ) = delete;
+    const DdeTransaction&   operator= ( const DdeTransaction& ) = delete;
+
+};
+
+
+class SVL_DLLPUBLIC DdeLink : public DdeTransaction
+{
+    Link<void*,void> aNotify;
+
+public:
+                    DdeLink( DdeConnection&, const OUString&, tools::Long = 0 );
+    virtual        ~DdeLink() override;
+
+    void            SetNotifyHdl( const Link<void*,void>& rLink ) { aNotify = rLink; }
+    const Link<void*,void>&   GetNotifyHdl() const { return aNotify; }
+    void    Notify();
+};
+
+
+class SVL_DLLPUBLIC DdeHotLink : public DdeLink
+{
+public:
+            DdeHotLink( DdeConnection&, const OUString& );
+};
+
+
+class SVL_DLLPUBLIC DdeRequest : public DdeTransaction
+{
+public:
+            DdeRequest( DdeConnection&, const OUString&, tools::Long = 0 );
+};
+
+
+class SVL_DLLPUBLIC DdePoke : public DdeTransaction
+{
+public:
+            DdePoke( DdeConnection&, const OUString&, SAL_UNUSED_PARAMETER const DdeData&, tools::Long = 0 );
+};
+
+
+class SVL_DLLPUBLIC DdeExecute : public DdeTransaction
+{
+public:
+            DdeExecute( DdeConnection&, const OUString&, tools::Long = 0 );
+};
+
+
+class SVL_DLLPUBLIC DdeConnection
+{
+    friend class    DdeInternal;
+    friend class    DdeTransaction;
+    std::vector<DdeTransaction*> aTransactions;
+    DdeString*      pService;
+    DdeString*      pTopic;
+    std::unique_ptr<DdeImp> pImp;
+
+public:
+                    DdeConnection( SAL_UNUSED_PARAMETER const OUString&, SAL_UNUSED_PARAMETER const OUString& );
+                    ~DdeConnection();
+
+    tools::Long            GetError() const;
+
+    static const std::vector<DdeConnection*>& GetConnections();
+
+    bool            IsConnected();
+
+    OUString        GetServiceName() const;
+    OUString        GetTopicName() const;
+
+private:
+                            DdeConnection( const DdeConnection& ) = delete;
+    const DdeConnection&    operator= ( const DdeConnection& ) = delete;
+};
+
+
+class SVL_DLLPUBLIC DdeItem
+{
+    friend class    DdeInternal;
+    friend class    DdeTopic;
+    DdeString*      pName;
+    DdeTopic*       pMyTopic;
+    std::vector<DdeItemImpData>* pImpData;
+
+protected:
+    sal_uInt8            nType;
+
+public:
+                    DdeItem( const sal_Unicode* );
+                    DdeItem( SAL_UNUSED_PARAMETER const OUString& );
+                    DdeItem( const DdeItem& );
+                    virtual ~DdeItem();
+
+    OUString GetName() const;
+    short           GetLinks();
+    void            NotifyClient();
+};
+
+
+class SVL_DLLPUBLIC DdeGetPutItem : public DdeItem
+{
+public:
+                    DdeGetPutItem( const sal_Unicode* p );
+                    DdeGetPutItem( const OUString& rStr );
+                    DdeGetPutItem( const DdeItem& rItem );
+
+    virtual DdeData* Get( SotClipboardFormatId );
+    virtual bool    Put( const DdeData* );
+    virtual void    AdviseLoop( bool );     // Start / Stop AdviseLoop
+};
+
+
+class SVL_DLLPUBLIC DdeTopic
+{
+
+public:
+    virtual DdeData* Get(SotClipboardFormatId);
+    virtual bool Put( const DdeData* );
+    virtual bool Execute( const OUString* );
+    // Eventually create a new item. return 0 -> Item creation failed
+    virtual bool MakeItem( const OUString& rItem );
+
+    // A Warm-/Hot-Link is created. Return true if successful
+    virtual bool    StartAdviseLoop();
+
+private:
+    friend class    DdeInternal;
+    friend class    DdeService;
+    friend class    DdeItem;
+
+private:
+    DdeString*            pName;
+    OUString              aItem;
+    std::vector<DdeItem*> aItems;
+
+public:
+                    DdeTopic( SAL_UNUSED_PARAMETER const OUString& );
+    virtual        ~DdeTopic();
+
+    OUString        GetName() const;
+
+    void            NotifyClient( const OUString& );
+    bool            IsSystemTopic();
+
+    void            InsertItem( DdeItem* );     // For own superclasses
+    DdeItem*        AddItem( const DdeItem& );  // Will be cloned
+    void            RemoveItem( const DdeItem& );
+    const OUString& GetCurItem() const { return aItem;  }
+    const std::vector<DdeItem*>& GetItems() const  { return aItems; }
+
+private:
+                    DdeTopic( const DdeTopic& ) = delete;
+    const DdeTopic& operator= ( const DdeTopic& ) = delete;
+};
+
+
+class SVL_DLLPUBLIC DdeService
+{
+    friend class    DdeInternal;
+
+protected:
+    OUString Topics();
+    OUString Formats();
+    OUString SysItems();
+    OUString Status();
+
+    const DdeTopic* GetSysTopic() const { return pSysTopic; }
+private:
+    std::vector<DdeTopic*> aTopics;
+    std::vector< sal_uInt32 > aFormats;
+    DdeTopic*       pSysTopic;
+    DdeString*      pName;
+    std::vector<std::unique_ptr<Conversation>>
+                    m_vConv;
+    short           nStatus;
+
+    SVL_DLLPRIVATE bool HasCbFormat( sal_uInt32 );
+
+public:
+                    DdeService( SAL_UNUSED_PARAMETER const OUString& );
+    virtual        ~DdeService();
+
+                    DdeService( const DdeService& ) = delete;
+    DdeService&     operator= ( const DdeService& ) = delete;
+
+    OUString        GetName() const;
+    short           GetError() const { return nStatus; }
+
+    static DdeServices& GetServices();
+    std::vector<DdeTopic*>& GetTopics() { return aTopics; }
+
+    void            AddTopic( const DdeTopic& );
+    void            RemoveTopic( const DdeTopic& );
+
+    void            AddFormat(SotClipboardFormatId);
+    void            RemoveFormat(SotClipboardFormatId);
+    bool            HasFormat(SotClipboardFormatId);
+};
+
+
+inline tools::Long DdeTransaction::GetError() const
+{
+    return rDde.GetError();
+}
+#endif // INCLUDED_SVL_SVDDE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */