framework/source/interaction/quietinteraction.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 "interaction/quietinteraction.hxx"
  21
  22 #include <threadhelp/readguard.hxx>
  23 #include <threadhelp/writeguard.hxx>
  24 #include <macros/generic.hxx>
  25 #include <macros/debug.hxx>
  26
  27 #include <com/sun/star/task/XInteractionAbort.hpp>
  28 #include <com/sun/star/task/XInteractionApprove.hpp>
  29 #include <com/sun/star/document/XInteractionFilterSelect.hpp>
  30 #include <com/sun/star/document/XInteractionFilterOptions.hpp>
  31 #include <com/sun/star/document/AmbigousFilterRequest.hpp>
  32 #include <com/sun/star/document/FilterOptionsRequest.hpp>
  33 #include <com/sun/star/task/ErrorCodeRequest.hpp>
  34
  35 #include <com/sun/star/document/LockedDocumentRequest.hpp>
  36
  37 #include <vcl/svapp.hxx>
  38
  39 #ifndef __RSC
  40 #include <tools/errinf.hxx>
  41 #endif
  42
  43 namespace framework{
  44
  45 DEFINE_XINTERFACE_2( QuietInteraction                                 ,
  46                      OWeakObject                                      ,
  47                      DIRECT_INTERFACE(css::lang::XTypeProvider      ) ,
  48                      DIRECT_INTERFACE(css::task::XInteractionHandler) )
  49
  50 DEFINE_XTYPEPROVIDER_2( QuietInteraction               ,
  51                         css::lang::XTypeProvider       ,
  52                         css::task::XInteractionHandler )
  53
  54 //_________________________________________________________________________________________________________________
  55
  56 QuietInteraction::QuietInteraction()
  57     : ThreadHelpBase     ( &Application::GetSolarMutex() )
  58     , ::cppu::OWeakObject(                               )
  59     , m_aRequest         (                               )
  60 {
  61 }
  62
  63 //_________________________________________________________________________________________________________________
  64
  65 void SAL_CALL QuietInteraction::handle( const css::uno::Reference< css::task::XInteractionRequest >& xRequest ) throw( css::uno::RuntimeException )
  66 {
  67     // safe the request for outside analyzing everytime!
  68     css::uno::Any aRequest = xRequest->getRequest();
  69     /* SAFE { */
  70     WriteGuard aWriteLock(m_aLock);
  71     m_aRequest = aRequest;
  72     aWriteLock.unlock();
  73     /* } SAFE */
  74
  75     // analyze the request
  76     // We need XAbort as possible continuation as minimum!
  77     // An optional filter selection we can handle too.
  78     css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > lContinuations = xRequest->getContinuations();
  79     css::uno::Reference< css::task::XInteractionAbort >                              xAbort     ;
  80     css::uno::Reference< css::task::XInteractionApprove >                            xApprove   ;
  81     css::uno::Reference< css::document::XInteractionFilterSelect >                   xFilter    ;
  82     css::uno::Reference< css::document::XInteractionFilterOptions >                  xFOptions  ;
  83
  84     sal_Int32 nCount=lContinuations.getLength();
  85     for (sal_Int32 i=0; i<nCount; ++i)
  86     {
  87         if ( ! xAbort.is() )
  88             xAbort = css::uno::Reference< css::task::XInteractionAbort >( lContinuations[i], css::uno::UNO_QUERY );
  89
  90         if( ! xApprove.is() )
  91             xApprove  = css::uno::Reference< css::task::XInteractionApprove >( lContinuations[i], css::uno::UNO_QUERY );
  92
  93         if ( ! xFilter.is() )
  94             xFilter = css::uno::Reference< css::document::XInteractionFilterSelect >( lContinuations[i], css::uno::UNO_QUERY );
  95
  96         if ( ! xFOptions.is() )
  97             xFOptions = css::uno::Reference< css::document::XInteractionFilterOptions >( lContinuations[i], css::uno::UNO_QUERY );
  98     }
  99
 100     // differ between abortable interactions (error, unknown filter ...)
 101     // and other ones (ambigous but not unknown filter ...)
 102     css::task::ErrorCodeRequest          aErrorCodeRequest     ;
 103     css::document::AmbigousFilterRequest aAmbigousFilterRequest;
 104     css::document::LockedDocumentRequest aLockedDocumentRequest;
 105     css::document::FilterOptionsRequest  aFilterOptionsRequest;
 106
 107     if (aRequest>>=aAmbigousFilterRequest)
 108     {
 109         if (xFilter.is())
 110         {
 111             // user selected filter wins everytime!
 112             xFilter->setFilter( aAmbigousFilterRequest.SelectedFilter );
 113             xFilter->select();
 114         }
 115     }
 116     else
 117     if( aRequest >>= aErrorCodeRequest )
 118     {
 119         // warnings can be ignored   => approve
 120         // errors must break loading => abort
 121         sal_Bool bWarning = (aErrorCodeRequest.ErrCode & ERRCODE_WARNING_MASK) == ERRCODE_WARNING_MASK;
 122         if (xApprove.is() && bWarning)
 123             xApprove->select();
 124         else
 125         if (xAbort.is())
 126             xAbort->select();
 127     }
 128     else
 129     if( aRequest >>= aLockedDocumentRequest )
 130     {
 131         // the locked document should be opened readonly by default
 132         if (xApprove.is())
 133             xApprove->select();
 134         else
 135         if (xAbort.is())
 136             xAbort->select();
 137     }
 138     else
 139     if (aRequest>>=aFilterOptionsRequest)
 140     {
 141         if (xFOptions.is())
 142         {
 143             // let the default filter options be used
 144             xFOptions->select();
 145         }
 146     }
 147     else
 148     if (xAbort.is())
 149         xAbort->select();
 150 }
 151
 152 //_________________________________________________________________________________________________________________
 153
 154 css::uno::Any QuietInteraction::getRequest() const
 155 {
 156     /* SAFE { */
 157     ReadGuard aReadLock(m_aLock);
 158     return m_aRequest;
 159     /* } SAFE */
 160 }
 161
 162 //_________________________________________________________________________________________________________________
 163
 164 sal_Bool QuietInteraction::wasUsed() const
 165 {
 166     /* SAFE { */
 167     ReadGuard aReadLock(m_aLock);
 168     return m_aRequest.hasValue();
 169     /* } SAFE */
 170 }
 171
 172 } // namespace framework
 173
 174 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */