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Diffstat (limited to 'framework/source/fwe/dispatch/interaction.cxx')
| -rw-r--r-- | framework/source/fwe/dispatch/interaction.cxx | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/framework/source/fwe/dispatch/interaction.cxx b/framework/source/fwe/dispatch/interaction.cxx new file mode 100644 index 000000000..01411804f --- /dev/null +++ b/framework/source/fwe/dispatch/interaction.cxx @@ -0,0 +1,225 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <comphelper/interaction.hxx> +#include <framework/interaction.hxx> +#include <com/sun/star/document/XInteractionFilterSelect.hpp> +#include <com/sun/star/document/NoSuchFilterRequest.hpp> + +using namespace ::com::sun::star; + +namespace framework{ + +namespace { + +/*-************************************************************************************************************ + @short declaration of special continuation for filter selection + @descr Sometimes filter detection during loading document failed. Then we need a possibility + to ask user for his decision. These continuation transport selected filter by user to + code user of interaction. + + @attention This implementation could be used one times only. We don't support a resettable continuation yet! + Why? Normally interaction should show a filter selection dialog and ask user for his decision. + He can select any filter - then instances of these class will be called by handler... or user + close dialog without any selection. Then another continuation should be selected by handler to + abort continuations... Retrying isn't very useful here... I think. + + @implements XInteractionFilterSelect + + @base ImplInheritanceHelper + ContinuationBase + + @devstatus ready to use + @threadsafe no (used on once position only!) +*//*-*************************************************************************************************************/ +class ContinuationFilterSelect : public comphelper::OInteraction< css::document::XInteractionFilterSelect > +{ + // c++ interface + public: + ContinuationFilterSelect(); + + // uno interface + public: + virtual void SAL_CALL setFilter( const OUString& sFilter ) override; + virtual OUString SAL_CALL getFilter( ) override; + + // member + private: + OUString m_sFilter; + +}; // class ContinuationFilterSelect + +} + +// initialize continuation with right start values + +ContinuationFilterSelect::ContinuationFilterSelect() + : m_sFilter( OUString() ) +{ +} + +// handler should use it after selection to set user specified filter for transport + +void SAL_CALL ContinuationFilterSelect::setFilter( const OUString& sFilter ) +{ + m_sFilter = sFilter; +} + +// read access to transported filter + +OUString SAL_CALL ContinuationFilterSelect::getFilter() +{ + return m_sFilter; +} + +class RequestFilterSelect_Impl : public ::cppu::WeakImplHelper< css::task::XInteractionRequest > +{ +public: + explicit RequestFilterSelect_Impl(const OUString& rURL); + bool isAbort () const; + OUString getFilter() const; + +public: + virtual css::uno::Any SAL_CALL getRequest() override; + virtual css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > SAL_CALL getContinuations() override; + +private: + css::uno::Any m_aRequest; + rtl::Reference<comphelper::OInteractionAbort> m_xAbort; + rtl::Reference<ContinuationFilterSelect> m_xFilter; +}; + +// initialize instance with all necessary information +// We use it without any further checks on our member then ...! + +RequestFilterSelect_Impl::RequestFilterSelect_Impl( const OUString& sURL ) +{ + css::uno::Reference< css::uno::XInterface > temp2; + css::document::NoSuchFilterRequest aFilterRequest( OUString(), + temp2 , + sURL ); + m_aRequest <<= aFilterRequest; + + m_xAbort = new comphelper::OInteractionAbort; + m_xFilter = new ContinuationFilterSelect; +} + +// return abort state of interaction +// If it is true, return value of method "getFilter()" will be unspecified then! + +bool RequestFilterSelect_Impl::isAbort() const +{ + return m_xAbort->wasSelected(); +} + +// return user selected filter +// Return value valid for non aborted interaction only. Please check "isAbort()" before you call these only! + +OUString RequestFilterSelect_Impl::getFilter() const +{ + return m_xFilter->getFilter(); +} + +// handler call it to get type of request +// Is hard coded to "please select filter" here. see ctor for further information. + +css::uno::Any SAL_CALL RequestFilterSelect_Impl::getRequest() +{ + return m_aRequest; +} + +// handler call it to get possible continuations +// We support "abort/select_filter" only here. +// After interaction we support read access on these continuations on our c++ interface to +// return user decision. + +css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > SAL_CALL RequestFilterSelect_Impl::getContinuations() +{ + return { m_xAbort.get(), m_xFilter.get() }; +} + +RequestFilterSelect::RequestFilterSelect( const OUString& sURL ) + : mxImpl(new RequestFilterSelect_Impl( sURL )) +{ +} + +RequestFilterSelect::~RequestFilterSelect() +{ +} + +// return abort state of interaction +// If it is true, return value of method "getFilter()" will be unspecified then! + +bool RequestFilterSelect::isAbort() const +{ + return mxImpl->isAbort(); +} + +// return user selected filter +// Return value valid for non aborted interaction only. Please check "isAbort()" before you call these only! + +OUString RequestFilterSelect::getFilter() const +{ + return mxImpl->getFilter(); +} + +uno::Reference < task::XInteractionRequest > RequestFilterSelect::GetRequest() +{ + return mxImpl.get(); +} + +namespace { + +class InteractionRequest_Impl : public ::cppu::WeakImplHelper< css::task::XInteractionRequest > +{ + uno::Any m_aRequest; + uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > > m_lContinuations; + +public: + InteractionRequest_Impl( const css::uno::Any& aRequest, + const css::uno::Sequence< css::uno::Reference< css::task::XInteractionContinuation > >& lContinuations ) + : m_aRequest(aRequest), m_lContinuations(lContinuations) + { + } + + virtual uno::Any SAL_CALL getRequest() override; + virtual uno::Sequence< uno::Reference< task::XInteractionContinuation > > SAL_CALL getContinuations() override; +}; + +} + +uno::Any SAL_CALL InteractionRequest_Impl::getRequest() +{ + return m_aRequest; +} + +uno::Sequence< uno::Reference< task::XInteractionContinuation > > SAL_CALL InteractionRequest_Impl::getContinuations() +{ + return m_lContinuations; +} + +uno::Reference < task::XInteractionRequest > InteractionRequest::CreateRequest( + const uno::Any& aRequest, const uno::Sequence< uno::Reference< task::XInteractionContinuation > >& lContinuations ) +{ + return new InteractionRequest_Impl( aRequest, lContinuations ); +} + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |