92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <memory>
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#include "MasterPageContainer.hxx"
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#include "MasterPageDescriptor.hxx"
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#include <tools/AsynchronousTask.hxx>
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namespace sd
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{
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class TemplateScanner;
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class TemplateEntry;
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}
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namespace sd::sidebar
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{
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/** Fill a MasterPageContainer with information about the available master
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pages. These are provided by one default page and from the existing
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Impress templates. This is done asynchronously.
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*/
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class MasterPageContainerFiller : public ::sd::tools::AsynchronousTask
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{
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public:
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class ContainerAdapter
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{
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public:
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virtual MasterPageContainer::Token
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PutMasterPage(const SharedMasterPageDescriptor& rpDescriptor)
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= 0;
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/** This method is called when all Impress templates have been added
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to the container via the PutMasterPage() method.
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*/
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virtual void FillingDone() = 0;
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protected:
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~ContainerAdapter() {}
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};
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explicit MasterPageContainerFiller(ContainerAdapter& rContainerAdapter);
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virtual ~MasterPageContainerFiller();
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/** Run the next step of the task. After HasNextStep() returns false
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this method should ignore further calls.
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*/
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virtual void RunNextStep() override;
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/** Return <TRUE/> when there is at least one more step to execute.
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When the task has been executed completely then <FALSE/> is
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returned.
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*/
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virtual bool HasNextStep() override;
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private:
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ContainerAdapter& mrContainerAdapter;
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// Remember what the next step has to do.
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enum State
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{
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INITIALIZE_TEMPLATE_SCANNER,
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SCAN_TEMPLATE,
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ADD_TEMPLATE,
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ERROR,
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DONE
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} meState;
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::std::unique_ptr<TemplateScanner> mpScannerTask;
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const TemplateEntry* mpLastAddedEntry;
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int mnIndex;
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State ScanTemplate();
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State AddTemplate();
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};
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} // end of namespace sd::sidebar
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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