desktop/source/deployment/misc/dp_interact.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
  21 #include <dp_interact.h>
  22
  23 #include <comphelper/interaction.hxx>
  24
  25 #include <com/sun/star/task/XInteractionAbort.hpp>
  26 #include <osl/diagnose.h>
  27
  28
  29 using namespace ::com::sun::star;
  30 using namespace ::com::sun::star::uno;
  31 using namespace ::com::sun::star::ucb;
  32
  33 namespace dp_misc {
  34 namespace {
  35
  36
  37 class InteractionContinuationImpl : public ::cppu::OWeakObject,
  38                                     public task::XInteractionContinuation
  39 {
  40     const Type m_type;
  41     bool * m_pselect;
  42
  43 public:
  44     InteractionContinuationImpl( Type const & type, bool * pselect )
  45         : m_type( type ),
  46           m_pselect( pselect )
  47         { OSL_ASSERT(
  48             cppu::UnoType<task::XInteractionContinuation>::get().isAssignableFrom(m_type) ); }
  49
  50     // XInterface
  51     virtual void SAL_CALL acquire() noexcept override;
  52     virtual void SAL_CALL release() noexcept override;
  53     virtual Any SAL_CALL queryInterface( Type const & type ) override;
  54
  55     // XInteractionContinuation
  56     virtual void SAL_CALL select() override;
  57 };
  58
  59 // XInterface
  60
  61 void InteractionContinuationImpl::acquire() noexcept
  62 {
  63     OWeakObject::acquire();
  64 }
  65
  66
  67 void InteractionContinuationImpl::release() noexcept
  68 {
  69     OWeakObject::release();
  70 }
  71
  72
  73 Any InteractionContinuationImpl::queryInterface( Type const & type )
  74 {
  75     if (type.isAssignableFrom( m_type )) {
  76         Reference<task::XInteractionContinuation> xThis(this);
  77         return Any( &xThis, type );
  78     }
  79     else
  80         return OWeakObject::queryInterface(type);
  81 }
  82
  83 // XInteractionContinuation
  84
  85 void InteractionContinuationImpl::select()
  86 {
  87     *m_pselect = true;
  88 }
  89
  90 } // anon namespace
  91
  92
  93 bool interactContinuation( Any const & request,
  94                            Type const & continuation,
  95                            Reference<XCommandEnvironment> const & xCmdEnv,
  96                            bool * pcont, bool * pabort )
  97 {
  98     OSL_ASSERT(
  99         cppu::UnoType<task::XInteractionContinuation>::get().isAssignableFrom(
 100             continuation ) );
 101     if (!xCmdEnv)
 102         return false;
 103
 104     Reference<task::XInteractionHandler> xInteractionHandler(
 105         xCmdEnv->getInteractionHandler() );
 106     if (!xInteractionHandler)
 107         return false;
 108
 109     bool cont = false;
 110     bool abort = false;
 111     std::vector< Reference<task::XInteractionContinuation> > conts {
 112         new InteractionContinuationImpl(continuation, &cont ),
 113         new InteractionContinuationImpl( cppu::UnoType<task::XInteractionAbort>::get(), &abort ) };
 114     xInteractionHandler->handle(
 115         new ::comphelper::OInteractionRequest( request, std::move(conts) ) );
 116     if (cont || abort) {
 117         if (pcont != nullptr)
 118             *pcont = cont;
 119         if (pabort != nullptr)
 120             *pabort = abort;
 121         return true;
 122     }
 123     return false;
 124 }
 125
 126 // XAbortChannel
 127
 128 void AbortChannel::sendAbort()
 129 {
 130     m_aborted = true;
 131     if (m_xNext.is())
 132         m_xNext->sendAbort();
 133 }
 134
 135 } // dp_misc
 136
 137 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */