vcl/source/helper/displayconnectiondispatch.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 <vcl/svapp.hxx>
  21
  22 #include "displayconnectiondispatch.hxx"
  23 #include "svdata.hxx"
  24 #include "salinst.hxx"
  25
  26 using namespace osl;
  27 using namespace vcl;
  28 using namespace com::sun::star::uno;
  29 using namespace com::sun::star::awt;
  30
  31 DisplayConnectionDispatch::DisplayConnectionDispatch()
  32 {
  33     SalInstance::ConnectionIdentifierType eType;
  34     int nBytes;
  35     void* pBytes = ImplGetSVData()->mpDefInst->GetConnectionIdentifier( eType, nBytes );
  36     switch( eType )
  37     {
  38         case SalInstance::AsciiCString:
  39             m_aAny <<= OUString::createFromAscii( static_cast<sal_Char*>(pBytes) );
  40             break;
  41         case SalInstance::Blob:
  42             m_aAny <<= Sequence< sal_Int8 >( static_cast<sal_Int8*>(pBytes), nBytes );
  43             break;
  44     }
  45 }
  46
  47 DisplayConnectionDispatch::~DisplayConnectionDispatch()
  48 {}
  49
  50 void DisplayConnectionDispatch::start()
  51 {
  52     DBG_TESTSOLARMUTEX();
  53     ImplSVData* pSVData = ImplGetSVData();
  54     pSVData->mpDefInst->SetEventCallback( this );
  55 }
  56
  57 void DisplayConnectionDispatch::terminate()
  58 {
  59     DBG_TESTSOLARMUTEX();
  60     ImplSVData* pSVData = ImplGetSVData();
  61
  62     if( pSVData )
  63     {
  64         pSVData->mpDefInst->SetEventCallback( nullptr );
  65     }
  66
  67     SolarMutexReleaser aRel;
  68
  69     MutexGuard aGuard( m_aMutex );
  70     Any aEvent;
  71     std::list< css::uno::Reference< XEventHandler > > aLocalList( m_aHandlers );
  72     for( ::std::list< css::uno::Reference< XEventHandler > >::const_iterator it = aLocalList.begin(); it != aLocalList.end(); ++it )
  73         (*it)->handleEvent( aEvent );
  74 }
  75
  76 void SAL_CALL DisplayConnectionDispatch::addEventHandler( const Any& /*window*/, const css::uno::Reference< XEventHandler >& handler, sal_Int32 /*eventMask*/ ) throw(std::exception)
  77 {
  78     MutexGuard aGuard( m_aMutex );
  79
  80     m_aHandlers.push_back( handler );
  81 }
  82
  83 void SAL_CALL DisplayConnectionDispatch::removeEventHandler( const Any& /*window*/, const css::uno::Reference< XEventHandler >& handler ) throw(std::exception)
  84 {
  85     MutexGuard aGuard( m_aMutex );
  86
  87     m_aHandlers.remove( handler );
  88 }
  89
  90 void SAL_CALL DisplayConnectionDispatch::addErrorHandler( const css::uno::Reference< XEventHandler >& handler ) throw(std::exception)
  91 {
  92     MutexGuard aGuard( m_aMutex );
  93
  94     m_aErrorHandlers.push_back( handler );
  95 }
  96
  97 void SAL_CALL DisplayConnectionDispatch::removeErrorHandler( const css::uno::Reference< XEventHandler >& handler ) throw(std::exception)
  98 {
  99     MutexGuard aGuard( m_aMutex );
 100
 101     m_aErrorHandlers.remove( handler );
 102 }
 103
 104 Any SAL_CALL DisplayConnectionDispatch::getIdentifier() throw(std::exception)
 105 {
 106     return m_aAny;
 107 }
 108
 109 bool DisplayConnectionDispatch::dispatchEvent( void* pData, int nBytes )
 110 {
 111     SolarMutexReleaser aRel;
 112
 113     Sequence< sal_Int8 > aSeq( static_cast<sal_Int8*>(pData), nBytes );
 114     Any aEvent;
 115     aEvent <<= aSeq;
 116     ::std::list< css::uno::Reference< XEventHandler > > handlers;
 117     {
 118         MutexGuard aGuard( m_aMutex );
 119         handlers = m_aHandlers;
 120     }
 121     for( ::std::list< css::uno::Reference< XEventHandler > >::const_iterator it = handlers.begin(); it != handlers.end(); ++it )
 122         if( (*it)->handleEvent( aEvent ) )
 123             return true;
 124     return false;
 125 }
 126
 127 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */