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libreoffice/vcl/win/dtrans/FetcList.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

139 lines
4.9 KiB
C++

/* -*- 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: */