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, "modules/swriter/ui/asciifilterdialog.ui", "AsciiFilterDialog")
  60     , m_bSaveLineStatus(true)
  61     , m_xCharSetLB(new SvxTextEncodingBox(m_xBuilder->weld_combo_box("charset")))
  62     , m_xFontFT(m_xBuilder->weld_label("fontft"))
  63     , m_xFontLB(m_xBuilder->weld_combo_box("font"))
  64     , m_xLanguageFT(m_xBuilder->weld_label("languageft"))
  65     , m_xLanguageLB(new SvxLanguageBox(m_xBuilder->weld_combo_box("language")))
  66     , m_xCRLF_RB(m_xBuilder->weld_radio_button("crlf"))
  67     , m_xCR_RB(m_xBuilder->weld_radio_button("cr"))
  68     , m_xLF_RB(m_xBuilder->weld_radio_button("lf"))
  69     , m_xIncludeBOM_CB(m_xBuilder->weld_check_button("includebom"))
  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("UserItem");
  79             aUserItem >>= m_sExtraData;
  80         }
  81
  82         const SfxStringItem* pItem;
  83         OUString sAsciiOptions;
  84         if( rDocSh.GetMedium() != nullptr &&
  85             rDocSh.GetMedium()->GetItemSet() != nullptr &&
  86             (pItem = rDocSh.GetMedium()->GetItemSet()->GetItemIfSet( SID_FILE_FILTEROPTIONS )))
  87         {
  88             sAsciiOptions = pItem->GetValue();
  89         }
  90
  91         const OUString sFindNm = OUString::createFromAscii(
  92                                     pStream ? sDialogImpExtraData
  93                                               : sDialogExpExtraData);
  94         sal_Int32 nStt = m_sExtraData.indexOf( sFindNm );
  95         if( -1 != nStt )
  96         {
  97             nStt += nDialogExtraDataLen;
  98             sal_Int32 nEnd = m_sExtraData.indexOf( cDialogExtraDataClose, nStt );
  99             if( -1 != nEnd )
 100             {
 101                 if(sAsciiOptions.isEmpty())
 102                     sAsciiOptions = m_sExtraData.copy(nStt, nEnd - nStt);
 103                 nStt -= nDialogExtraDataLen;
 104                 m_sExtraData = m_sExtraData.replaceAt(nStt, nEnd - nStt + 1, u"");
 105             }
 106         }
 107         if(!sAsciiOptions.isEmpty())
 108             aOpt.ReadUserData(sAsciiOptions);
 109     }
 110
 111     // read the first chars and check the charset, (language - with L&H)
 112     if( pStream )
 113     {
 114         char aBuffer[ 4098 ];
 115         const sal_uInt64 nOldPos = pStream->Tell();
 116         const size_t nBytesRead = pStream->ReadBytes(aBuffer, 4096);
 117         pStream->Seek( nOldPos );
 118
 119         if( nBytesRead <= 4096 )
 120         {
 121             aBuffer[ nBytesRead ] = '0';
 122             aBuffer[ nBytesRead+1 ] = '0';
 123         }
 124
 125         bool bCR = false, bLF = false, bNullChar = false;
 126         for( sal_uInt64 nCnt = 0; nCnt < nBytesRead; ++nCnt )
 127             switch( aBuffer[ nCnt ] )
 128             {
 129                 case 0x0:   bNullChar = true; break;
 130                 case 0xA:   bLF = true; break;
 131                 case 0xD:   bCR = true; break;
 132                 case 0xC:
 133                 case 0x1A:
 134                 case 0x9:   break;
 135                 default:    break;
 136             }
 137
 138         if( !bNullChar )
 139         {
 140             if( bCR )
 141             {
 142                 if( bLF )
 143                 {
 144                     aOpt.SetParaFlags( LINEEND_CRLF );
 145                 }
 146                 else
 147                 {
 148                     aOpt.SetParaFlags( LINEEND_CR );
 149                 }
 150             }
 151             else if( bLF )
 152             {
 153                 aOpt.SetParaFlags( LINEEND_LF );
 154             }
 155         }
 156
 157         const sal_uInt16 nAppScriptType = SvtLanguageOptions::GetI18NScriptTypeOfLanguage( GetAppLanguage() );
 158         SwDoc* pDoc = rDocSh.GetDoc();
 159
 160         // initialize language
 161         {
 162             if( !aOpt.GetLanguage() )
 163             {
 164                 if(pDoc)
 165                 {
 166                     const sal_uInt16 nWhich = GetWhichOfScript( RES_CHRATR_LANGUAGE, nAppScriptType);
 167                     aOpt.SetLanguage( static_cast<const SvxLanguageItem&>(pDoc->
 168                                 GetDefault( nWhich )).GetLanguage());
 169                 }
 170                 else
 171                 {
 172                     SvtLinguOptions aLinguOpt;
 173                     SvtLinguConfig().GetOptions( aLinguOpt );
 174                     switch(nAppScriptType)
 175                     {
 176                         case css::i18n::ScriptType::ASIAN:
 177                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage_CJK, css::i18n::ScriptType::ASIAN));
 178                         break;
 179                         case css::i18n::ScriptType::COMPLEX:
 180                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage_CTL, css::i18n::ScriptType::COMPLEX));
 181                         break;
 182                         //SvtScriptType::LATIN:
 183                         default:
 184                             aOpt.SetLanguage(MsLangId::resolveSystemLanguageByScriptType(aLinguOpt.nDefaultLanguage, css::i18n::ScriptType::LATIN));
 185                     }
 186                 }
 187             }
 188
 189             m_xLanguageLB->SetLanguageList( SvxLanguageListFlags::ALL, true );
 190             m_xLanguageLB->set_active_id(aOpt.GetLanguage());
 191         }
 192
 193         {
 194             bool bDelPrinter = false;
 195             VclPtr<SfxPrinter> pPrt = pDoc ? pDoc->getIDocumentDeviceAccess().getPrinter(false) : nullptr;
 196             if( !pPrt )
 197             {
 198                 auto pSet = std::make_unique<SfxItemSetFixed
 199                             <SID_PRINTER_NOTFOUND_WARN, SID_PRINTER_NOTFOUND_WARN,
 200                             SID_PRINTER_CHANGESTODOC, SID_PRINTER_CHANGESTODOC>>( rDocSh.GetPool() );
 201                 pPrt = VclPtr<SfxPrinter>::Create( std::move(pSet) );
 202                 bDelPrinter = true;
 203             }
 204
 205             // get the set of distinct available family names
 206             std::set< OUString > aFontNames;
 207             int nFontNames = pPrt->GetFontFaceCollectionCount();
 208             for( int i = 0; i < nFontNames; i++ )
 209             {
 210                 FontMetric aFontMetric( pPrt->GetFontMetricFromCollection( i ) );
 211                 aFontNames.insert( aFontMetric.GetFamilyName() );
 212             }
 213
 214             // insert into listbox
 215             for( const auto& rFontName : aFontNames )
 216             {
 217                 m_xFontLB->append_text(rFontName);
 218             }
 219
 220             if( aOpt.GetFontName().isEmpty() )
 221             {
 222                 LanguageType eLang = aOpt.GetLanguage();
 223                 vcl::Font aTmpFont(OutputDevice::GetDefaultFont(DefaultFontType::FIXED, eLang, GetDefaultFontFlags::OnlyOne, pPrt));
 224                 aOpt.SetFontName(aTmpFont.GetFamilyName());
 225             }
 226
 227             m_xFontLB->set_active_text(aOpt.GetFontName());
 228
 229             if( bDelPrinter )
 230                 pPrt.disposeAndClear();
 231         }
 232
 233         // hide the unused Controls for Export
 234         m_xIncludeBOM_CB->hide();
 235     }
 236     else
 237     {
 238         // hide the unused Controls for Export
 239         m_xFontFT->hide();
 240         m_xFontLB->hide();
 241         m_xLanguageFT->hide();
 242         m_xLanguageLB->hide();
 243
 244
 245         SetIncludeBOM(aOpt.GetIncludeBOM());
 246         m_xIncludeBOM_CB->save_state();
 247     }
 248
 249     // initialize character set
 250     m_xCharSetLB->FillFromTextEncodingTable( pStream != nullptr );
 251     m_xCharSetLB->SelectTextEncoding( aOpt.GetCharSet()  );
 252
 253     m_xCharSetLB->connect_changed( LINK( this, SwAsciiFilterDlg, CharSetSelHdl ));
 254     m_xCRLF_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 255     m_xLF_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 256     m_xCR_RB->connect_toggled( LINK( this, SwAsciiFilterDlg, LineEndHdl ));
 257
 258     SetCRLF( aOpt.GetParaFlags() );
 259
 260     m_xCRLF_RB->save_state();
 261     m_xLF_RB->save_state();
 262     m_xCR_RB->save_state();
 263
 264     UpdateIncludeBOMSensitiveState();
 265 }
 266
 267 SwAsciiFilterDlg::~SwAsciiFilterDlg()
 268 {
 269     SvtViewOptions aDlgOpt(EViewType::Dialog, m_xDialog->get_help_id());
 270     aDlgOpt.SetUserItem("UserItem", uno::Any(m_sExtraData));
 271 }
 272
 273 void SwAsciiFilterDlg::FillOptions( SwAsciiOptions& rOptions )
 274 {
 275     sal_uLong nCCode = m_xCharSetLB->GetSelectTextEncoding();
 276     OUString sFont;
 277     LanguageType nLng = LANGUAGE_SYSTEM;
 278     if (m_xFontLB->get_visible())
 279     {
 280         sFont = m_xFontLB->get_active_text();
 281         nLng = m_xLanguageLB->get_active_id();
 282     }
 283
 284     rOptions.SetFontName( sFont );
 285     rOptions.SetCharSet( rtl_TextEncoding( nCCode ) );
 286     rOptions.SetLanguage( nLng );
 287     rOptions.SetParaFlags( GetCRLF() );
 288     rOptions.SetIncludeBOM( GetIncludeBOM() );
 289
 290     // save the user settings
 291     OUString sData;
 292     rOptions.WriteUserData( sData );
 293     if (sData.isEmpty())
 294         return;
 295
 296     const OUString sFindNm = OUString::createFromAscii(
 297                                 m_xFontLB->get_visible() ? sDialogImpExtraData
 298                                           : sDialogExpExtraData);
 299     sal_Int32 nStt = m_sExtraData.indexOf( sFindNm );
 300     if( -1 != nStt )
 301     {
 302         // called twice, so remove "old" settings
 303         sal_Int32 nEnd = m_sExtraData.indexOf( cDialogExtraDataClose,
 304                                         nStt + nDialogExtraDataLen );
 305         if( -1 != nEnd )
 306             m_sExtraData = m_sExtraData.replaceAt( nStt, nEnd - nStt + 1, u"" );
 307     }
 308     m_sExtraData += sFindNm + sData + OUStringChar(cDialogExtraDataClose);
 309 }
 310
 311 void SwAsciiFilterDlg::SetCRLF( LineEnd eEnd )
 312 {
 313     switch (eEnd)
 314     {
 315         case LINEEND_CR:
 316             m_xCR_RB->set_active(true);
 317             break;
 318         case LINEEND_CRLF:
 319             m_xCRLF_RB->set_active(true);
 320             break;
 321         case LINEEND_LF:
 322             m_xLF_RB->set_active(true);
 323             break;
 324     }
 325 }
 326
 327 LineEnd SwAsciiFilterDlg::GetCRLF() const
 328 {
 329     LineEnd eEnd;
 330     if(m_xCR_RB->get_active())
 331         eEnd = LINEEND_CR;
 332     else if (m_xLF_RB->get_active())
 333         eEnd = LINEEND_LF;
 334     else
 335         eEnd = LINEEND_CRLF;
 336     return eEnd;
 337 }
 338
 339 void SwAsciiFilterDlg::SetIncludeBOM( bool bIncludeBOM )
 340 {
 341     m_xIncludeBOM_CB->set_state(bIncludeBOM ? TRISTATE_TRUE : TRISTATE_FALSE);
 342 }
 343
 344 bool SwAsciiFilterDlg::GetIncludeBOM() const
 345 {
 346     return m_xIncludeBOM_CB->get_state() != TRISTATE_FALSE;
 347 }
 348
 349 void SwAsciiFilterDlg::UpdateIncludeBOMSensitiveState()
 350 {
 351     if (!m_xIncludeBOM_CB->get_visible())
 352         return;
 353
 354     switch (m_xCharSetLB->GetSelectTextEncoding())
 355     {
 356         case RTL_TEXTENCODING_UTF8:
 357         case RTL_TEXTENCODING_UCS2:
 358             m_xIncludeBOM_CB->set_sensitive(true);
 359             break;
 360         default:
 361             m_xIncludeBOM_CB->set_sensitive(false);
 362             break;
 363     }
 364 }
 365
 366 IMPL_LINK_NOARG(SwAsciiFilterDlg, CharSetSelHdl, weld::ComboBox&, void)
 367 {
 368     LineEnd eOldEnd = GetCRLF();
 369     std::optional<LineEnd> eEnd;
 370     LanguageType nLng = m_xFontLB->get_visible()
 371                     ? m_xLanguageLB->get_active_id()
 372                     : LANGUAGE_SYSTEM,
 373                 nOldLng = nLng;
 374
 375     rtl_TextEncoding nChrSet = m_xCharSetLB->GetSelectTextEncoding();
 376     if( nChrSet == osl_getThreadTextEncoding() )
 377         eEnd = GetSystemLineEnd();
 378     else
 379     {
 380         switch( nChrSet )
 381         {
 382         case RTL_TEXTENCODING_MS_1252:
 383 #ifdef UNX
 384             eEnd = LINEEND_LF;
 385 #else
 386             eEnd = LINEEND_CRLF;                // ANSI
 387 #endif
 388             break;
 389
 390         case RTL_TEXTENCODING_APPLE_ROMAN:      // MAC
 391             eEnd = LINEEND_CR;
 392             break;
 393
 394         case RTL_TEXTENCODING_IBM_850:          // DOS
 395             eEnd = LINEEND_CRLF;
 396             break;
 397
 398         case RTL_TEXTENCODING_APPLE_ARABIC:
 399         case RTL_TEXTENCODING_APPLE_CENTEURO:
 400         case RTL_TEXTENCODING_APPLE_CROATIAN:
 401         case RTL_TEXTENCODING_APPLE_CYRILLIC:
 402         case RTL_TEXTENCODING_APPLE_DEVANAGARI:
 403         case RTL_TEXTENCODING_APPLE_FARSI:
 404         case RTL_TEXTENCODING_APPLE_GREEK:
 405         case RTL_TEXTENCODING_APPLE_GUJARATI:
 406         case RTL_TEXTENCODING_APPLE_GURMUKHI:
 407         case RTL_TEXTENCODING_APPLE_HEBREW:
 408         case RTL_TEXTENCODING_APPLE_ICELAND:
 409         case RTL_TEXTENCODING_APPLE_ROMANIAN:
 410         case RTL_TEXTENCODING_APPLE_THAI:
 411         case RTL_TEXTENCODING_APPLE_TURKISH:
 412         case RTL_TEXTENCODING_APPLE_UKRAINIAN:
 413         case RTL_TEXTENCODING_APPLE_CHINSIMP:
 414         case RTL_TEXTENCODING_APPLE_CHINTRAD:
 415         case RTL_TEXTENCODING_APPLE_JAPANESE:
 416         case RTL_TEXTENCODING_APPLE_KOREAN:
 417             eEnd = LINEEND_CR;
 418             break;
 419         }
 420     }
 421
 422     m_bSaveLineStatus = false;
 423     if( eEnd )       // changed?
 424     {
 425         if( eOldEnd != *eEnd )
 426             SetCRLF( *eEnd );
 427     }
 428     else
 429     {
 430         // restore old user choice (not the automatic!)
 431         m_xCRLF_RB->set_state(m_xCRLF_RB->get_saved_state());
 432         m_xCR_RB->set_state(m_xCR_RB->get_saved_state());
 433         m_xLF_RB->set_state(m_xLF_RB->get_saved_state());
 434     }
 435     m_bSaveLineStatus = true;
 436
 437     if (nOldLng != nLng && m_xFontLB->get_visible())
 438         m_xLanguageLB->set_active_id(nLng);
 439
 440     UpdateIncludeBOMSensitiveState();
 441 }
 442
 443 IMPL_LINK(SwAsciiFilterDlg, LineEndHdl, weld::Toggleable&, rBtn, void)
 444 {
 445     if (m_bSaveLineStatus)
 446         rBtn.save_state();
 447 }
 448
 449 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */