139 lines
4.9 KiB
C++
139 lines
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <sal/types.h>
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#include <com/sun/star/datatransfer/XTransferable.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include "Fetc.hxx"
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#if !defined WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <vector>
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/*****************************************************************
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a simple container for FORMATECT structures
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instances of this class are not thread-safe
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*****************************************************************/
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class CFormatEtcContainer
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{
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public:
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CFormatEtcContainer( );
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// duplicates not allowed
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void addFormatEtc( const CFormatEtc& fetc );
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// removes the specified formatetc
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void removeFormatEtc( const CFormatEtc& fetc );
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// removes the formatetc at pos
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void removeAllFormatEtc( );
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bool hasFormatEtc( const CFormatEtc& fetc ) const;
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bool hasElements( ) const;
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// begin enumeration
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void beginEnumFormatEtc( );
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// copies the specified number of formatetc structures starting
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// at the current enum position
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// the return value is the number of copied elements; if the
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// current enum position is at the end the return value is 0
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sal_uInt32 nextFormatEtc( LPFORMATETC lpFetc, sal_uInt32 aNum = 1 );
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// skips the specified number of elements in the container
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bool skipFormatEtc( sal_uInt32 aNum );
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protected:
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typedef std::vector< CFormatEtc > FormatEtcMap_t;
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private:
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FormatEtcMap_t m_FormatMap;
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FormatEtcMap_t::iterator m_EnumIterator;
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};
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/*****************************************************************
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a helper class which converts data flavors to clipformats,
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creates an appropriate formatetc structures and if possible
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synthesizes clipboard formats if necessary, e.g. if text
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is provided a locale will also be provided;
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the class registers the formatetc within a CFormatEtcContainer
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instances of this class are not thread-safe and multiple
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instances of this class would use the same static variables
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that's why this class should not be used by multiple threads,
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only one thread of a process should use it
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*****************************************************************/
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// forward
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class CDataFormatTranslator;
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class CFormatRegistrar
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{
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public:
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CFormatRegistrar( const css::uno::Reference< css::uno::XComponentContext >& rxContext,
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const CDataFormatTranslator& aDataFormatTranslator );
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void RegisterFormats( const css::uno::Reference< css::datatransfer::XTransferable >& aXTransferable,
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CFormatEtcContainer& aFormatEtcContainer );
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bool hasSynthesizedLocale( ) const;
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static LCID getSynthesizedLocale( );
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static sal_uInt32 getRegisteredTextCodePage( );
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css::datatransfer::DataFlavor getRegisteredTextFlavor( ) const;
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static bool isSynthesizeableFormat( const CFormatEtc& aFormatEtc );
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static bool needsToSynthesizeAccompanyFormats( const CFormatEtc& aFormatEtc );
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private:
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OUString getCharsetFromDataFlavor( const css::datatransfer::DataFlavor& aFlavor );
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bool hasUnicodeFlavor(
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const css::uno::Reference< css::datatransfer::XTransferable >& aXTransferable ) const;
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static bool findLocaleForTextCodePage( );
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static bool isLocaleOemCodePage( LCID lcid, sal_uInt32 codepage );
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static bool isLocaleAnsiCodePage( LCID lcid, sal_uInt32 codepage );
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static bool isLocaleCodePage( LCID lcid, LCTYPE lctype, sal_uInt32 codepage );
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static BOOL CALLBACK EnumLocalesProc( LPSTR lpLocaleStr );
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private:
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const CDataFormatTranslator& m_DataFormatTranslator;
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bool m_bHasSynthesizedLocale;
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css::datatransfer::DataFlavor m_RegisteredTextFlavor;
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const css::uno::Reference< css::uno::XComponentContext > m_xContext;
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static LCID m_TxtLocale;
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static sal_uInt32 m_TxtCodePage;
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private:
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CFormatRegistrar( const CFormatRegistrar& );
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CFormatRegistrar& operator=( const CFormatRegistrar& );
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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