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