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64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
// Copyright (C) 2019-2021 Jakub Melka
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//
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// This file is part of Pdf4Qt.
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//
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// Pdf4Qt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// with the written consent of the copyright owner, any later version.
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//
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// Pdf4Qt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with Pdf4Qt. If not, see <https://www.gnu.org/licenses/>.
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#ifndef PDFPROGRESS_H
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#define PDFPROGRESS_H
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#include "pdfglobal.h"
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#include <QObject>
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#include <atomic>
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namespace pdf
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{
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struct ProgressStartupInfo
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{
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bool showDialog = false;
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QString text;
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};
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class Pdf4QtLIBSHARED_EXPORT PDFProgress : public QObject
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{
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Q_OBJECT
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public:
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explicit PDFProgress(QObject* parent);
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void start(size_t stepCount, ProgressStartupInfo startupInfo);
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void step();
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void finish();
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signals:
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// Namespace pdf:: must be here, due to queued signals calling
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void progressStarted(pdf::ProgressStartupInfo info);
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void progressStep(int percentage);
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void progressFinished();
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private:
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std::atomic<size_t> m_currentStep = 0;
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std::atomic<size_t> m_stepCount = 0;
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std::atomic<int> m_percentage = 0;
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};
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} // namespace pdf
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Q_DECLARE_METATYPE(pdf::ProgressStartupInfo)
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#endif // PDFPROGRESS_H
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