sw/source/ui/dialog/ascfldlg.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <sal/config.h>
  21
  22 #include <optional>
  23 #include <utility>
  24
  25 #include <hintids.hxx>
  26 #include <rtl/textenc.h>
  27 #include <i18nlangtag/mslangid.hxx>
  28 #include <com/sun/star/i18n/ScriptType.hpp>
  29 #include <unotools/lingucfg.hxx>
  30 #include <unotools/viewoptions.hxx>
  31 #include <sfx2/sfxsids.hrc>
  32 #include <sfx2/printer.hxx>
  33 #include <sfx2/docfile.hxx>
  34 #include <svl/languageoptions.hxx>
  35 #include <editeng/langitem.hxx>
  36 #include <swtypes.hxx>
  37 #include <ascfldlg.hxx>
  38 #include <shellio.hxx>
  39 #include <docsh.hxx>
  40 #include <doc.hxx>
  41 #include <IDocumentDeviceAccess.hxx>
  42
  43 #include <vcl/metric.hxx>
  44
  45 using namespace ::com::sun::star;
  46
  47 namespace
  48 {
  49
  50 const sal_Unicode cDialogExtraDataClose = '}';
  51 const char sDialogImpExtraData[] = "EncImpDlg:{";
  52 const char sDialogExpExtraData[] = "EncExpDlg:{";
  53 const sal_Int32 nDialogExtraDataLen = 11;      // 12345678901
  54
  55 }
  56
  57 SwAsciiFilterDlg::SwAsciiFilterDlg( weld::Window* pParent, SwDocShell& rDocSh,
  58                                     SvStream* pStream )
  59     : SfxDialogController(pParent, u"modules/swriter/ui/asciifilterdialog.ui"_ustr, u"AsciiFilterDialog"_ustr)
  60     , m_bSaveLineStatus(true)
  61     , m_xCharSetLB(new SvxTextEncodingBox(m_xBuilder->weld_combo_box(u"charset"_ustr)))
  62     , m_xFontFT(m_xBuilder->weld_label(u"fontft"_ustr))
  63     , m_xFontLB(m_xBuilder->weld_combo_box(u"font"_ustr))
  64     , m_xLanguageFT(m_xBuilder->weld_label(u"languageft"_ustr))
  65     , m_xLanguageLB(new SvxLanguageBox(m_xBuilder->weld_combo_box(u"language"_ustr)))
  66     , m_xCRLF_RB(m_xBuilder->weld_radio_button(u"crlf"_ustr))
  67     , m_xCR_RB(m_xBuilder->weld_radio_button(u"cr"_ustr))
  68     , m_xLF_RB(m_xBuilder->weld_radio_button(u"lf"_ustr))
  69     , m_xIncludeBOM_CB(m_xBuilder->weld_check_button(u"includebom"_ustr))
  70 {
  71     m_xFontLB->make_sorted();
  72
  73     SwAsciiOptions aOpt;
  74     {
  75         SvtViewOptions aDlgOpt(EViewType::Dialog, m_xDialog->get_help_id());
  76         if (aDlgOpt.Exists())
  77         {
  78             css::uno::Any aUserItem = aDlgOpt.GetUserItem(u"UserItem"_ustr);
  79             aUserItem >>= m_sExtraData;
  80         }
  81
  82         const SfxStringItem* pItem;
  83         OUString sAsciiOptions;
  84         if( rDocSh.GetMedium() != nullptr &&
  85             (pItem = rDocSh.GetMedium()->GetItemSet().GetItemIfSet( SID_FILE_FILTEROPTIONS )))
  86         {
  87             sAsciiOptions = pItem->GetValue();
  88         }
  89
  90         const OUString sFindNm = OUString::createFromAscii(
  91                                     pStream ? sDialogImpExtraData
  92                                               : sDialogExpExtraData);
  93         sal_Int32 nStt = m_sExtraData.indexOf( sFindNm );
  94         if( -1 != nStt )
  95         {
  96             nStt += nDialogExtraDataLen;
  97             sal_Int32 nEnd = m_sExtraData.indexOf( cDialogExtraDataClose, nStt );
  98             if( -1 != nEnd )
  99             {
 100                 if(sAsciiOptions.isEmpty())
 101                     sAsciiOptions = m_sExtraData.copy(nStt, nEnd - nStt);
 102                 nStt -= nDialogExtraDataLen;
 103                 m_sExtraData = m_sExtraData.replaceAt(nStt, nEnd - nStt + 1, u"");
 104             }
 105         }
 106         if(!sAsciiOptions.isEmpty())
 107             aOpt.ReadUserData(sAsciiOptions);
 108     }
 109
 110     // read the first chars and check the charset, (language - with L&H)
 111     if( pStream )
 112     {
 113         char aBuffer[ 4098 ];
 114         const sal_uInt64 nOldPos = pStream->Tell();
 115         const size_t nBytesRead = pStream->ReadBytes(aBuffer, 4096);
 116         pStream->Seek( nOldPos );
 117
 118         if( nBytesRead <= 4096 )
 119         {
 120             aBuffer[ nBytesRead ] = '0';
 121             aBuffer[ nBytesRead+1 ] = '0';
 122         }
 123
 124         bool bCR = false, bLF = false, bNullChar = false;
 125         for( sal_uInt64 nCnt = 0; nCnt < nBytesRead; ++nCnt )
 126             switch( aBuffer[ nCnt ] )
 127             {
 128                 case 0x0:   bNullChar = true; break;
 129                 case 0xA:   bLF = true; break;
 130                 case 0xD:   bCR = true; break;
 131                 case 0xC:
 132                 case 0x1A:
 133                 case 0x9:   break;
 134                 default:    break;
 135             }
 136
 137         if( !bNullChar )
 138         {
 139             if( bCR )
 140             {
 141                 if( bLF )
 142                 {
 143                     aOpt.SetParaFlags( LINEEND_CRLF );
 144                 }
 145                 else
 146                 {
 147                     aOpt.SetParaFlags( LINEEND_CR );
 148                 }
 149             }
 150             else if( bLF )
 151             {
 152                 aOpt.SetParaFlags( LINEEND_LF );
 153             }
 154         }
 155
 156         const sal_uInt16 nAppScriptType = SvtLanguageOptions::GetI18NScriptTypeOfLanguage( GetAppLanguage() );
 157         SwDoc* pDoc = rDocSh.GetDoc();
 158
 159         // initialize language
 160         {
 161             if( !aOpt.GetLanguage() )
 162             {
 163                 if(pDoc)
 164                 {
 165                     const TypedWhichId<SvxLanguageItem> nWhich = GetWhichOfScript( RES_CHRATR_LANGUAGE, nAppScriptType);
 166                     const SvxLanguageItem& rLangItem = pDoc->GetDefault( nWhich );
 167                     aOpt.SetLanguage(  rLangItem.GetLanguage() );
 168                 }
 169                 else
 170                 {
 171                     SvtLinguOptions aLinguOpt;
 172                     SvtLinguConfig().GetOptions( aLinguOpt );
 173                     switch(nAppScriptType)
 174                     {
 175                         case css::i18n::ScriptType::ASIAN:
 176                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage_CJK, css::i18n::ScriptType::ASIAN));
 177                         break;
 178                         case css::i18n::ScriptType::COMPLEX:
 179                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage_CTL, css::i18n::ScriptType::COMPLEX));
 180                         break;
 181                         //SvtScriptType::LATIN:
 182                         default:
 183                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage, css::i18n::ScriptType::LATIN));
 184                     }
 185                 }
 186             }
 187
 188             m_xLanguageLB->SetLanguageList( SvxLanguageListFlags::ALL, true );
 189             m_xLanguageLB->set_active_id(aOpt.GetLanguage());
 190         }
 191
 192         {
 193             bool bDelPrinter = false;
 194             VclPtr<SfxPrinter> pPrt = pDoc ? pDoc->getIDocumentDeviceAccess().getPrinter(false) : nullptr;
 195             if( !pPrt )
 196             {
 197                 auto pSet = std::make_unique<SfxItemSetFixed
 198                             <SID_PRINTER_NOTFOUND_WARN, SID_PRINTER_NOTFOUND_WARN,
 199                             SID_PRINTER_CHANGESTODOC, SID_PRINTER_CHANGESTODOC>>( rDocSh.GetPool() );
 200                 pPrt = VclPtr<SfxPrinter>::Create( std::move(pSet) );
 201                 bDelPrinter = true;
 202             }
 203
 204             // get the set of distinct available family names
 205             std::set< OUString > aFontNames;
 206             int nFontNames = pPrt->GetFontFaceCollectionCount();
 207             for( int i = 0; i < nFontNames; i++ )
 208             {
 209                 FontMetric aFontMetric( pPrt->GetFontMetricFromCollection( i ) );
 210                 aFontNames.insert( aFontMetric.GetFamilyName() );
 211             }
 212
 213             // insert into listbox
 214             for( const auto& rFontName : aFontNames )
 215             {
 216                 m_xFontLB->append_text(rFontName);
 217             }
 218
 219             if( aOpt.GetFontName().isEmpty() )
 220             {
 221                 LanguageType eLang = aOpt.GetLanguage();
 222                 vcl::Font aTmpFont(OutputDevice::GetDefaultFont(DefaultFontType::FIXED, eLang, GetDefaultFontFlags::OnlyOne, pPrt));
 223                 aOpt.SetFontName(aTmpFont.GetFamilyName());
 224             }
 225
 226             m_xFontLB->set_active_text(aOpt.GetFontName());
 227
 228             if( bDelPrinter )
 229                 pPrt.disposeAndClear();
 230         }
 231
 232         // hide the unused Controls for Export
 233         m_xIncludeBOM_CB->hide();
 234     }
 235     else
 236     {
 237         // hide the unused Controls for Export
 238         m_xFontFT->hide();
 239         m_xFontLB->hide();
 240         m_xLanguageFT->hide();
 241         m_xLanguageLB->hide();
 242
 243
 244         SetIncludeBOM(aOpt.GetIncludeBOM());
 245         m_xIncludeBOM_CB->save_state();
 246     }
 247
 248     // initialize character set
 249     m_xCharSetLB->FillFromTextEncodingTable( pStream != nullptr );
 250     m_xCharSetLB->SelectTextEncoding( aOpt.GetCharSet()  );
 251
 252     m_xCharSetLB->connect_changed( LINK( this, SwAsciiFilterDlg, CharSetSelHdl ));
 253     m_xCRLF_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 254     m_xLF_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 255     m_xCR_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 256
 257     SetCRLF( aOpt.GetParaFlags() );
 258
 259     m_xCRLF_RB->save_state();
 260     m_xLF_RB->save_state();
 261     m_xCR_RB->save_state();
 262
 263     UpdateIncludeBOMSensitiveState();
 264 }
 265
 266 SwAsciiFilterDlg::~SwAsciiFilterDlg()
 267 {
 268     SvtViewOptions aDlgOpt(EViewType::Dialog, m_xDialog->get_help_id());
 269     aDlgOpt.SetUserItem(u"UserItem"_ustr, uno::Any(m_sExtraData));
 270 }
 271
 272 void SwAsciiFilterDlg::FillOptions( SwAsciiOptions& rOptions )
 273 {
 274     sal_uLong nCCode = m_xCharSetLB->GetSelectTextEncoding();
 275     OUString sFont;
 276     LanguageType nLng = LANGUAGE_SYSTEM;
 277     if (m_xFontLB->get_visible())
 278     {
 279         sFont = m_xFontLB->get_active_text();
 280         nLng = m_xLanguageLB->get_active_id();
 281     }
 282
 283     rOptions.SetFontName( sFont );
 284     rOptions.SetCharSet( rtl_TextEncoding( nCCode ) );
 285     rOptions.SetLanguage( nLng );
 286     rOptions.SetParaFlags( GetCRLF() );
 287     rOptions.SetIncludeBOM( GetIncludeBOM() );
 288
 289     // save the user settings
 290     OUString sData;
 291     rOptions.WriteUserData( sData );
 292     if (sData.isEmpty())
 293         return;
 294
 295     const OUString sFindNm = OUString::createFromAscii(
 296                                 m_xFontLB->get_visible() ? sDialogImpExtraData
 297                                           : sDialogExpExtraData);
 298     sal_Int32 nStt = m_sExtraData.indexOf( sFindNm );
 299     if( -1 != nStt )
 300     {
 301         // called twice, so remove "old" settings
 302         sal_Int32 nEnd = m_sExtraData.indexOf( cDialogExtraDataClose,
 303                                         nStt + nDialogExtraDataLen );
 304         if( -1 != nEnd )
 305             m_sExtraData = m_sExtraData.replaceAt( nStt, nEnd - nStt + 1, u"" );
 306     }
 307     m_sExtraData += sFindNm + sData + OUStringChar(cDialogExtraDataClose);
 308 }
 309
 310 void SwAsciiFilterDlg::SetCRLF( LineEnd eEnd )
 311 {
 312     switch (eEnd)
 313     {
 314         case LINEEND_CR:
 315             m_xCR_RB->set_active(true);
 316             break;
 317         case LINEEND_CRLF:
 318             m_xCRLF_RB->set_active(true);
 319             break;
 320         case LINEEND_LF:
 321             m_xLF_RB->set_active(true);
 322             break;
 323     }
 324 }
 325
 326 LineEnd SwAsciiFilterDlg::GetCRLF() const
 327 {
 328     LineEnd eEnd;
 329     if(m_xCR_RB->get_active())
 330         eEnd = LINEEND_CR;
 331     else if (m_xLF_RB->get_active())
 332         eEnd = LINEEND_LF;
 333     else
 334         eEnd = LINEEND_CRLF;
 335     return eEnd;
 336 }
 337
 338 void SwAsciiFilterDlg::SetIncludeBOM( bool bIncludeBOM )
 339 {
 340     m_xIncludeBOM_CB->set_state(bIncludeBOM ? TRISTATE_TRUE : TRISTATE_FALSE);
 341 }
 342
 343 bool SwAsciiFilterDlg::GetIncludeBOM() const
 344 {
 345     return m_xIncludeBOM_CB->get_state() != TRISTATE_FALSE;
 346 }
 347
 348 void SwAsciiFilterDlg::UpdateIncludeBOMSensitiveState()
 349 {
 350     if (!m_xIncludeBOM_CB->get_visible())
 351         return;
 352
 353     switch (m_xCharSetLB->GetSelectTextEncoding())
 354     {
 355         case RTL_TEXTENCODING_UTF8:
 356         case RTL_TEXTENCODING_UCS2:
 357             m_xIncludeBOM_CB->set_sensitive(true);
 358             break;
 359         default:
 360             m_xIncludeBOM_CB->set_sensitive(false);
 361             break;
 362     }
 363 }
 364
 365 IMPL_LINK_NOARG(SwAsciiFilterDlg, CharSetSelHdl, weld::ComboBox&, void)
 366 {
 367     LineEnd eOldEnd = GetCRLF();
 368     std::optional<LineEnd> eEnd;
 369     LanguageType nLng = m_xFontLB->get_visible()
 370                     ? m_xLanguageLB->get_active_id()
 371                     : LANGUAGE_SYSTEM,
 372                 nOldLng = nLng;
 373
 374     rtl_TextEncoding nChrSet = m_xCharSetLB->GetSelectTextEncoding();
 375     if( nChrSet == osl_getThreadTextEncoding() )
 376         eEnd = GetSystemLineEnd();
 377     else
 378     {
 379         switch( nChrSet )
 380         {
 381         case RTL_TEXTENCODING_MS_1252:
 382 #ifdef UNX
 383             eEnd = LINEEND_LF;
 384 #else
 385             eEnd = LINEEND_CRLF;                // ANSI
 386 #endif
 387             break;
 388
 389         case RTL_TEXTENCODING_APPLE_ROMAN:      // MAC
 390             eEnd = LINEEND_CR;
 391             break;
 392
 393         case RTL_TEXTENCODING_IBM_850:          // DOS
 394             eEnd = LINEEND_CRLF;
 395             break;
 396
 397         case RTL_TEXTENCODING_APPLE_ARABIC:
 398         case RTL_TEXTENCODING_APPLE_CENTEURO:
 399         case RTL_TEXTENCODING_APPLE_CROATIAN:
 400         case RTL_TEXTENCODING_APPLE_CYRILLIC:
 401         case RTL_TEXTENCODING_APPLE_DEVANAGARI:
 402         case RTL_TEXTENCODING_APPLE_FARSI:
 403         case RTL_TEXTENCODING_APPLE_GREEK:
 404         case RTL_TEXTENCODING_APPLE_GUJARATI:
 405         case RTL_TEXTENCODING_APPLE_GURMUKHI:
 406         case RTL_TEXTENCODING_APPLE_HEBREW:
 407         case RTL_TEXTENCODING_APPLE_ICELAND:
 408         case RTL_TEXTENCODING_APPLE_ROMANIAN:
 409         case RTL_TEXTENCODING_APPLE_THAI:
 410         case RTL_TEXTENCODING_APPLE_TURKISH:
 411         case RTL_TEXTENCODING_APPLE_UKRAINIAN:
 412         case RTL_TEXTENCODING_APPLE_CHINSIMP:
 413         case RTL_TEXTENCODING_APPLE_CHINTRAD:
 414         case RTL_TEXTENCODING_APPLE_JAPANESE:
 415         case RTL_TEXTENCODING_APPLE_KOREAN:
 416             eEnd = LINEEND_CR;
 417             break;
 418         }
 419     }
 420
 421     m_bSaveLineStatus = false;
 422     if( eEnd )       // changed?
 423     {
 424         if( eOldEnd != *eEnd )
 425             SetCRLF( *eEnd );
 426     }
 427     else
 428     {
 429         // restore old user choice (not the automatic!)
 430         m_xCRLF_RB->set_state(m_xCRLF_RB->get_saved_state());
 431         m_xCR_RB->set_state(m_xCR_RB->get_saved_state());
 432         m_xLF_RB->set_state(m_xLF_RB->get_saved_state());
 433     }
 434     m_bSaveLineStatus = true;
 435
 436     if (nOldLng != nLng && m_xFontLB->get_visible())
 437         m_xLanguageLB->set_active_id(nLng);
 438
 439     UpdateIncludeBOMSensitiveState();
 440 }
 441
 442 IMPL_LINK(SwAsciiFilterDlg, LineEndHdl, weld::Toggleable&, rBtn, void)
 443 {
 444     if (m_bSaveLineStatus)
 445         rBtn.save_state();
 446 }
 447
 448 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */