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4da1ce8404
Run clang-tidy modernize-use-override to remove all the redundant virtual keywords from overridden methods, and add some missing overrides. Another benefit is that this has also added the overrides on destructors, which will cause a build failure if a base class is missing a virtual destructor.
89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
/***************************************************************************
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qgsvectorfilewritertask.h
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-------------------------
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begin : Feb 2017
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copyright : (C) 2017 by Nyall Dawson
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email : nyall dot dawson at gmail dot com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSVECTORFILEWRITERTASK_H
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#define QGSVECTORFILEWRITERTASK_H
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#include "qgis_core.h"
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#include "qgsvectorfilewriter.h"
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#include "qgstaskmanager.h"
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#include "qgsvectorlayer.h"
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/**
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* \class QgsVectorFileWriterTask
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* \ingroup core
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* QgsTask task which performs a QgsVectorFileWriter layer saving operation as a background
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* task. This can be used to save a vector layer out to a file without blocking the
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* QGIS interface.
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* \since QGIS 3.0
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* \see QgsVectorLayerExporterTask
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* \see QgsRasterFileWriterTask
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*/
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class CORE_EXPORT QgsVectorFileWriterTask : public QgsTask
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{
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Q_OBJECT
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public:
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/**
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* Constructor for QgsVectorFileWriterTask. Takes a source \a layer, destination \a fileName
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* and save \a options.
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*/
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QgsVectorFileWriterTask( QgsVectorLayer *layer,
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const QString &fileName,
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const QgsVectorFileWriter::SaveVectorOptions &options );
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void cancel() override;
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signals:
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/**
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* Emitted when writing the layer is successfully completed. The \a newFilename
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* parameter indicates the file path for the written file.
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*/
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void writeComplete( const QString &newFilename );
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/**
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* Emitted when an error occurs which prevented the file being written (or if
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* the task is canceled). The writing \a error and \a errorMessage will be reported.
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*/
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void errorOccurred( int error, const QString &errorMessage );
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protected:
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bool run() override;
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void finished( bool result ) override;
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private:
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QPointer< QgsVectorLayer > mLayer = nullptr;
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QString mDestFileName;
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std::unique_ptr< QgsFeedback > mOwnedFeedback;
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QgsVectorFileWriter::WriterError mError = QgsVectorFileWriter::NoError;
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QString mNewFilename;
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QString mErrorMessage;
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QgsVectorFileWriter::SaveVectorOptions mOptions;
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std::unique_ptr< QgsVectorFileWriter::FieldValueConverter > mFieldValueConverter;
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};
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#endif
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