diff options
Diffstat (limited to 'sd/source/ui/slidesorter/controller/SlsTransferableData.cxx')
-rw-r--r-- | sd/source/ui/slidesorter/controller/SlsTransferableData.cxx | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/controller/SlsTransferableData.cxx b/sd/source/ui/slidesorter/controller/SlsTransferableData.cxx new file mode 100644 index 000000000..f4b89a5ab --- /dev/null +++ b/sd/source/ui/slidesorter/controller/SlsTransferableData.cxx @@ -0,0 +1,86 @@ +/* -*- 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: */ |