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Diffstat (limited to 'dtrans/source/win32/misc/ImplHelper.cxx')
| -rw-r--r-- | dtrans/source/win32/misc/ImplHelper.cxx | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/dtrans/source/win32/misc/ImplHelper.cxx b/dtrans/source/win32/misc/ImplHelper.cxx deleted file mode 100644 index 0e38b9183d82..000000000000 --- a/dtrans/source/win32/misc/ImplHelper.cxx +++ /dev/null @@ -1,352 +0,0 @@ -/* -*- 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 . - */ - -#include <osl/diagnose.h> -#include "ImplHelper.hxx" -#include <rtl/tencinfo.h> -#include <o3tl/char16_t2wchar_t.hxx> -#include <string.h> -#include <memory> - -#if !defined WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN -#endif -#include <windows.h> - -#include <vector> - -#define FORMATETC_EXACT_MATCH 1 -#define FORMATETC_PARTIAL_MATCH -1 -#define FORMATETC_NO_MATCH 0 - -// returns a windows codepage appropriate to the -// given mime charset parameter value - -sal_uInt32 getWinCPFromMimeCharset( const OUString& charset ) -{ - sal_uInt32 winCP = GetACP( ); - - if ( charset.getLength( ) ) - { - OString osCharset( - charset.getStr( ), charset.getLength( ), RTL_TEXTENCODING_ASCII_US ); - - rtl_TextEncoding txtEnc = - rtl_getTextEncodingFromMimeCharset( osCharset.getStr( ) ); - - sal_uIntPtr winChrs = rtl_getBestWindowsCharsetFromTextEncoding( txtEnc ); - - CHARSETINFO chrsInf; - bool bRet = TranslateCharsetInfo( reinterpret_cast<DWORD*>(winChrs), &chrsInf, TCI_SRCCHARSET ); - - // if one of the above functions fails - // we will return the current ANSI codepage - // of this thread - if ( bRet ) - winCP = chrsInf.ciACP; - } - - return winCP; -} - -// returns a windows codepage appropriate to the -// given locale and locale type - -OUString getWinCPFromLocaleId( LCID lcid, LCTYPE lctype ) -{ - OSL_ASSERT( IsValidLocale( lcid, LCID_SUPPORTED ) ); - - // we set a default value - OUString winCP; - - // set a default value - if ( LOCALE_IDEFAULTCODEPAGE == lctype ) - { - winCP = OUString::number( static_cast<sal_Int32>(GetOEMCP( )) ); - } - else if ( LOCALE_IDEFAULTANSICODEPAGE == lctype ) - { - winCP = OUString::number( static_cast<sal_Int32>(GetACP( )) ); - } - else - OSL_ASSERT( false ); - - // First, get required buffer size, in characters - int nResult = GetLocaleInfoW( - lcid, lctype, nullptr, 0 ); - - OSL_ASSERT( nResult ); - - if ( nResult ) - { - std::unique_ptr<wchar_t[]> buff( new wchar_t[nResult] ); - // Now get the actual data - nResult = GetLocaleInfoW( lcid, lctype, buff.get(), nResult ); - - OSL_ASSERT(nResult); - - if (nResult) - winCP = o3tl::toU( buff.get() ); - - } - - return winCP; -} - -// returns a mime charset parameter value appropriate -// to the given codepage, optional a prefix can be -// given, e.g. "windows-" or "cp" - -OUString getMimeCharsetFromWinCP( sal_uInt32 cp, const OUString& aPrefix ) -{ - return aPrefix + cptostr( cp ); -} - -// returns a mime charset parameter value appropriate -// to the given locale id and locale type, optional a -// prefix can be given, e.g. "windows-" or "cp" - -OUString getMimeCharsetFromLocaleId( LCID lcid, LCTYPE lctype, const OUString& aPrefix ) -{ - OUString charset = getWinCPFromLocaleId( lcid, lctype ); - return aPrefix + charset; -} - -// IsOEMCP - -bool IsOEMCP( sal_uInt32 codepage ) -{ - OSL_ASSERT( IsValidCodePage( codepage ) ); - - sal_uInt32 arrOEMCP[] = { 437, 708, 709, 710, 720, 737, - 775, 850, 852, 855, 857, 860, - 861, 862, 863, 864, 865, 866, - 869, 874, 932, 936, 949, 950, 1361 }; - - for ( size_t i = 0; i < SAL_N_ELEMENTS( arrOEMCP ); ++i ) - if ( arrOEMCP[i] == codepage ) - return true; - - return false; -} - -// converts a codepage into its string representation - -OUString cptostr( sal_uInt32 codepage ) -{ - OSL_ASSERT( IsValidCodePage( codepage ) ); - - return OUString::number( static_cast<sal_Int64>( codepage ) ); -} - -// OleStdDeleteTargetDevice() -// -// Purpose: -// -// Parameters: -// -// Return Value: -// SCODE - S_OK if successful -void DeleteTargetDevice( DVTARGETDEVICE* ptd ) -{ - __try - { - CoTaskMemFree( ptd ); - } - __except( EXCEPTION_EXECUTE_HANDLER ) - { - OSL_FAIL( "Error DeleteTargetDevice" ); - } -} - -// OleStdCopyTargetDevice() -// -// Purpose: -// duplicate a TARGETDEVICE struct. this function allocates memory for -// the copy. the caller MUST free the allocated copy when done with it -// using the standard allocator returned from CoGetMalloc. -// (OleStdFree can be used to free the copy). -// -// Parameters: -// ptdSrc pointer to source TARGETDEVICE -// -// Return Value: -// pointer to allocated copy of ptdSrc -// if ptdSrc==NULL then returns NULL is returned. -// if ptdSrc!=NULL and memory allocation fails, then NULL is returned -DVTARGETDEVICE* CopyTargetDevice( DVTARGETDEVICE* ptdSrc ) -{ - DVTARGETDEVICE* ptdDest = nullptr; - - __try - { - if ( nullptr != ptdSrc ) - { - ptdDest = static_cast< DVTARGETDEVICE* >( CoTaskMemAlloc( ptdSrc->tdSize ) ); - memcpy( ptdDest, ptdSrc, static_cast< size_t >( ptdSrc->tdSize ) ); - } - } - __except( EXCEPTION_EXECUTE_HANDLER ) - { - } - - return ptdDest; -} - -// OleStdCopyFormatEtc() -// -// Purpose: -// Copies the contents of a FORMATETC structure. this function takes -// special care to copy correctly copying the pointer to the TARGETDEVICE -// contained within the source FORMATETC structure. -// if the source FORMATETC has a non-NULL TARGETDEVICE, then a copy -// of the TARGETDEVICE will be allocated for the destination of the -// FORMATETC (petcDest). -// -// NOTE: the caller MUST free the allocated copy of the TARGETDEVICE -// within the destination FORMATETC when done with it -// using the standard allocator returned from CoGetMalloc. -// (OleStdFree can be used to free the copy). -// -// Parameters: -// petcDest pointer to destination FORMATETC -// petcSrc pointer to source FORMATETC -// -// Return Value: -// returns TRUE if copy was successful; -// returns FALSE if not successful, e.g. one or both of the pointers -// were invalid or the pointers were equal -bool CopyFormatEtc( LPFORMATETC petcDest, LPFORMATETC petcSrc ) -{ - bool bRet = false; - - __try - { - if ( petcDest != petcSrc ) - { - - petcDest->cfFormat = petcSrc->cfFormat; - - petcDest->ptd = nullptr; - if ( nullptr != petcSrc->ptd ) - petcDest->ptd = CopyTargetDevice(petcSrc->ptd); - - petcDest->dwAspect = petcSrc->dwAspect; - petcDest->lindex = petcSrc->lindex; - petcDest->tymed = petcSrc->tymed; - - bRet = true; - } - } - __except( EXCEPTION_EXECUTE_HANDLER ) - { - OSL_FAIL( "Error CopyFormatEtc" ); - } - - return bRet; -} - -// returns: -// 1 for exact match, -// 0 for no match, -// -1 for partial match (which is defined to mean the left is a subset -// of the right: fewer aspects, null target device, fewer medium). - -sal_Int32 CompareFormatEtc( const FORMATETC* pFetcLhs, const FORMATETC* pFetcRhs ) -{ - sal_Int32 nMatch = FORMATETC_EXACT_MATCH; - - __try - { - if ( pFetcLhs != pFetcRhs ) - { - if ( ( pFetcLhs->cfFormat != pFetcRhs->cfFormat ) || - ( pFetcLhs->lindex != pFetcRhs->lindex ) || - !CompareTargetDevice( pFetcLhs->ptd, pFetcRhs->ptd ) ) - { - nMatch = FORMATETC_NO_MATCH; - } - - else if ( pFetcLhs->dwAspect == pFetcRhs->dwAspect ) - // same aspects; equal - ; - else if ( ( pFetcLhs->dwAspect & ~pFetcRhs->dwAspect ) != 0 ) - { - // left not subset of aspects of right; not equal - nMatch = FORMATETC_NO_MATCH; - } - else - // left subset of right - nMatch = FORMATETC_PARTIAL_MATCH; - - if ( nMatch == FORMATETC_EXACT_MATCH || nMatch == FORMATETC_PARTIAL_MATCH ) - { - if ( pFetcLhs->tymed == pFetcRhs->tymed ) - // same medium flags; equal - ; - else if ( ( pFetcLhs->tymed & ~pFetcRhs->tymed ) != 0 ) - { - // left not subset of medium flags of right; not equal - nMatch = FORMATETC_NO_MATCH; - } - else - // left subset of right - nMatch = FORMATETC_PARTIAL_MATCH; - } - } - } - __except( EXCEPTION_EXECUTE_HANDLER ) - { - OSL_FAIL( "Error CompareFormatEtc" ); - nMatch = FORMATETC_NO_MATCH; - } - - return nMatch; -} - -bool CompareTargetDevice( DVTARGETDEVICE* ptdLeft, DVTARGETDEVICE const * ptdRight ) -{ - bool bRet = false; - - __try - { - if ( ptdLeft == ptdRight ) - { - // same address of td; must be same (handles NULL case) - bRet = true; - } - - // one of the two is NULL - else if ( ( nullptr != ptdRight ) && ( nullptr != ptdLeft ) ) - - if ( ptdLeft->tdSize == ptdRight->tdSize ) - - if ( memcmp( ptdLeft, ptdRight, ptdLeft->tdSize ) == 0 ) - bRet = true; - } - __except( EXCEPTION_EXECUTE_HANDLER ) - { - OSL_FAIL( "Error CompareTargetDevice" ); - bRet = false; - } - - return bRet; -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |