qgsdbimportvectorlayerdialog.h

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/***************************************************************************
  qgsdbimportvectorlayerdialog.h
  --------------------------------------
  Date                 : March 2025
  Copyright            : (C) 2025 by Nyall Dawson
  Email                : nyall dot dawson at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSDBIMPORTVECTORLAYERDIALOG_H
#define QGSDBIMPORTVECTORLAYERDIALOG_H
 
#include "ui_qgsdbimportvectorlayerdialog.h"
 
#include "qgis.h"
#include "qgis_gui.h"
#include "qgsexpressioncontextgenerator.h"
#include "qgsmimedatautils.h"
 
#define SIP_NO_FILE
 
class QgsAbstractDatabaseProviderConnection;
class QgsVectorLayerExporterTask;
class QgsDatabaseSchemaComboBox;
 

class GUI_EXPORT QgsDbImportVectorLayerDialog : public QDialog, private Ui::QgsDbImportVectorLayerDialog, public QgsExpressionContextGenerator
{
    Q_OBJECT
 
  public:
    QgsDbImportVectorLayerDialog( QgsAbstractDatabaseProviderConnection *connection SIP_TRANSFER, QWidget *parent = nullptr );
    ~QgsDbImportVectorLayerDialog() override;

    void setDestinationSchema( const QString &schema );

    void setSourceUri( const QgsMimeDataUtils::Uri &uri );

    QString schema() const;

    QString tableName() const;

    QString tableComment() const;

    void setMapCanvas( QgsMapCanvas *canvas );

    std::unique_ptr<QgsVectorLayerExporterTask> createExporterTask( const QVariantMap &extraProviderOptions = QVariantMap() );
 
    QgsExpressionContext createExpressionContext() const override;
 
  private slots:
    void sourceLayerComboChanged();
    void doImport();
    void setSourceLayer( QgsVectorLayer *layer );
    void loadFieldsFromLayer();
    void addField();
 
  private:
    QgsDatabaseSchemaComboBox *mSchemaCombo = nullptr;
 
    std::unique_ptr< QgsVectorLayer > mOwnedSource;
    QPointer< QgsVectorLayer > mSourceLayer;
 
    int mBlockSourceLayerChanges = 0;
 
    std::unique_ptr< QgsAbstractDatabaseProviderConnection > mConnection;
};
 
#endif // QGSDBIMPORTVECTORLAYERDIALOG_H