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/* -*- 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 <controller/SlsTransferableData.hxx>
#include <SlideSorterViewShell.hxx>
namespace sd::slidesorter::controller {
rtl::Reference<SdTransferable> TransferableData::CreateTransferable (
SdDrawDocument* pSrcDoc,
SlideSorterViewShell* pViewShell,
::std::vector<Representative>&& rRepresentatives)
{
rtl::Reference<SdTransferable> pTransferable = new SdTransferable (pSrcDoc, nullptr, false/*bInitOnGetData*/);
auto pData = std::make_shared<TransferableData>(pViewShell, std::move(rRepresentatives));
pTransferable->AddUserData(pData);
return pTransferable;
}
std::shared_ptr<TransferableData> TransferableData::GetFromTransferable (const SdTransferable* pTransferable)
{
if (pTransferable)
{
for (sal_Int32 nIndex=0,nCount=pTransferable->GetUserDataCount(); nIndex<nCount; ++nIndex)
{
std::shared_ptr<TransferableData> xData =
std::dynamic_pointer_cast<TransferableData>(pTransferable->GetUserData(nIndex));
if (xData)
return xData;
}
}
return std::shared_ptr<TransferableData>();
}
TransferableData::TransferableData (
SlideSorterViewShell* pViewShell,
::std::vector<Representative>&& rRepresentatives)
: mpViewShell(pViewShell),
maRepresentatives(std::move(rRepresentatives))
{
if (mpViewShell != nullptr)
StartListening(*mpViewShell);
}
TransferableData::~TransferableData()
{
if (mpViewShell != nullptr)
EndListening(*mpViewShell);
}
void TransferableData::Notify (SfxBroadcaster&, const SfxHint& rHint)
{
if (mpViewShell)
{
if (rHint.GetId() == SfxHintId::Dying)
{
// This hint may come either from the ViewShell or from the
// document (registered by SdTransferable). We do not know
// which but both are sufficient to disconnect from the
// ViewShell.
EndListening(*mpViewShell);
mpViewShell = nullptr;
}
}
}
} // end of namespace ::sd::slidesorter::controller
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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