vcl/headless/headlessinst.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 #include <headless/svpinst.hxx>
  10 #include <headless/svpdummies.hxx>
  11 #include <unx/gendata.hxx>
  12
  13 class HeadlessSalInstance : public SvpSalInstance
  14 {
  15 public:
  16     explicit HeadlessSalInstance(std::unique_ptr<SalYieldMutex> pMutex);
  17
  18     virtual SalSystem* CreateSalSystem() override;
  19 };
  20
  21 HeadlessSalInstance::HeadlessSalInstance(std::unique_ptr<SalYieldMutex> pMutex)
  22     : SvpSalInstance(std::move(pMutex))
  23 {
  24 }
  25
  26 class HeadlessSalSystem : public SvpSalSystem {
  27 public:
  28     HeadlessSalSystem() : SvpSalSystem() {}
  29     virtual int ShowNativeDialog( const OUString& rTitle,
  30                                   const OUString& rMessage,
  31                                   const std::vector< OUString >& rButtons ) override
  32     {
  33         (void)rButtons;
  34         ::fprintf(stdout, "LibreOffice - dialog '%s': '%s'",
  35                             OUStringToOString(rTitle, RTL_TEXTENCODING_ASCII_US).getStr(),
  36                             OUStringToOString(rMessage, RTL_TEXTENCODING_ASCII_US).getStr());
  37         return 0;
  38     }
  39 };
  40
  41 SalSystem *HeadlessSalInstance::CreateSalSystem()
  42 {
  43     return new HeadlessSalSystem();
  44 }
  45
  46 class HeadlessSalData : public GenericUnixSalData
  47 {
  48 public:
  49     explicit HeadlessSalData( SalInstance *pInstance ) : GenericUnixSalData( SAL_DATA_HEADLESS, pInstance ) {}
  50     virtual void ErrorTrapPush() override {}
  51     virtual bool ErrorTrapPop( bool ) override { return false; }
  52 };
  53
  54 void SalAbort( const OUString& rErrorText, bool bDumpCore )
  55 {
  56     OUString aError( rErrorText );
  57     if( aError.isEmpty() )
  58         aError = "Unknown application error";
  59     ::fprintf( stderr, "%s\n", OUStringToOString(rErrorText, osl_getThreadTextEncoding()).getStr() );
  60
  61     ::fprintf( stderr, "SalAbort: '%s'",
  62                         OUStringToOString(aError, RTL_TEXTENCODING_ASCII_US).getStr());
  63     if( bDumpCore )
  64         abort();
  65     else
  66         _exit(1);
  67 }
  68
  69 const OUString& SalGetDesktopEnvironment()
  70 {
  71     static OUString aEnv( "headless" );
  72     return aEnv;
  73 }
  74
  75 SalData::SalData() :
  76     m_pInstance( nullptr ),
  77     m_pPIManager( nullptr )
  78 {
  79 }
  80
  81 SalData::~SalData()
  82 {
  83 }
  84
  85 // This is our main entry point:
  86 SalInstance *CreateSalInstance()
  87 {
  88     HeadlessSalInstance* pInstance = new HeadlessSalInstance(std::make_unique<SvpSalYieldMutex>());
  89     new HeadlessSalData( pInstance );
  90     pInstance->AcquireYieldMutex();
  91     return pInstance;
  92 }
  93
  94 void DestroySalInstance( SalInstance *pInst )
  95 {
  96     pInst->ReleaseYieldMutexAll();
  97     delete pInst;
  98 }
  99
 100 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */