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Diffstat (limited to 'vcl/win/dtrans/FetcList.hxx')
-rw-r--r-- | vcl/win/dtrans/FetcList.hxx | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/vcl/win/dtrans/FetcList.hxx b/vcl/win/dtrans/FetcList.hxx new file mode 100644 index 000000000..2df28ff57 --- /dev/null +++ b/vcl/win/dtrans/FetcList.hxx @@ -0,0 +1,139 @@ +/* -*- 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 . + */ + +#pragma once + +#include <sal/types.h> +#include <com/sun/star/datatransfer/XTransferable.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> +#include "Fetc.hxx" + +#if !defined WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +#endif +#include <windows.h> + +#include <vector> + +/***************************************************************** + a simple container for FORMATECT structures + instances of this class are not thread-safe +*****************************************************************/ + +class CFormatEtcContainer +{ +public: + CFormatEtcContainer( ); + + // duplicates not allowed + void addFormatEtc( const CFormatEtc& fetc ); + + // removes the specified formatetc + void removeFormatEtc( const CFormatEtc& fetc ); + + // removes the formatetc at pos + void removeAllFormatEtc( ); + + bool hasFormatEtc( const CFormatEtc& fetc ) const; + + bool hasElements( ) const; + + // begin enumeration + void beginEnumFormatEtc( ); + + // copies the specified number of formatetc structures starting + // at the current enum position + // the return value is the number of copied elements; if the + // current enum position is at the end the return value is 0 + sal_uInt32 nextFormatEtc( LPFORMATETC lpFetc, sal_uInt32 aNum = 1 ); + + // skips the specified number of elements in the container + bool skipFormatEtc( sal_uInt32 aNum ); + +protected: + typedef std::vector< CFormatEtc > FormatEtcMap_t; + +private: + FormatEtcMap_t m_FormatMap; + FormatEtcMap_t::iterator m_EnumIterator; +}; + +/***************************************************************** + a helper class which converts data flavors to clipformats, + creates an appropriate formatetc structures and if possible + synthesizes clipboard formats if necessary, e.g. if text + is provided a locale will also be provided; + the class registers the formatetc within a CFormatEtcContainer + + instances of this class are not thread-safe and multiple + instances of this class would use the same static variables + that's why this class should not be used by multiple threads, + only one thread of a process should use it +*****************************************************************/ + +// forward +class CDataFormatTranslator; + +class CFormatRegistrar +{ +public: + CFormatRegistrar( const css::uno::Reference< css::uno::XComponentContext >& rxContext, + const CDataFormatTranslator& aDataFormatTranslator ); + + void RegisterFormats( const css::uno::Reference< css::datatransfer::XTransferable >& aXTransferable, + CFormatEtcContainer& aFormatEtcContainer ); + + bool hasSynthesizedLocale( ) const; + static LCID getSynthesizedLocale( ); + static sal_uInt32 getRegisteredTextCodePage( ); + css::datatransfer::DataFlavor getRegisteredTextFlavor( ) const; + + static bool isSynthesizeableFormat( const CFormatEtc& aFormatEtc ); + static bool needsToSynthesizeAccompanyFormats( const CFormatEtc& aFormatEtc ); + +private: + OUString getCharsetFromDataFlavor( const css::datatransfer::DataFlavor& aFlavor ); + + bool hasUnicodeFlavor( + const css::uno::Reference< css::datatransfer::XTransferable >& aXTransferable ) const; + + static bool findLocaleForTextCodePage( ); + + static bool isLocaleOemCodePage( LCID lcid, sal_uInt32 codepage ); + static bool isLocaleAnsiCodePage( LCID lcid, sal_uInt32 codepage ); + static bool isLocaleCodePage( LCID lcid, LCTYPE lctype, sal_uInt32 codepage ); + + static BOOL CALLBACK EnumLocalesProc( LPSTR lpLocaleStr ); + +private: + const CDataFormatTranslator& m_DataFormatTranslator; + bool m_bHasSynthesizedLocale; + css::datatransfer::DataFlavor m_RegisteredTextFlavor; + + const css::uno::Reference< css::uno::XComponentContext > m_xContext; + + static LCID m_TxtLocale; + static sal_uInt32 m_TxtCodePage; + +private: + CFormatRegistrar( const CFormatRegistrar& ); + CFormatRegistrar& operator=( const CFormatRegistrar& ); +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |