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| -rw-r--r-- | include/svl/svdde.hxx | 326 |
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: */ |