void QgsOracleColumnTypeThread::run()
{
  mStopped = false;

  QString conninfo = QgsOracleConn::toPoolName( QgsOracleConn::connUri( mName ) );
  QgsOracleConn *conn = QgsOracleConnPool::instance()->acquireConnection( conninfo );
  if ( !conn )
  {
    QgsDebugMsg( "Connection failed - " + conninfo );
    mStopped = true;
    return;
  }

  emit progressMessage( tr( "Retrieving tables of %1…" ).arg( mName ) );
  QVector<QgsOracleLayerProperty> layerProperties;
  if ( !conn->supportedLayers( layerProperties,
                               mSchema,
                               QgsOracleConn::geometryColumnsOnly( mName ),
                               QgsOracleConn::userTablesOnly( mName ),
                               mAllowGeometrylessTables ) ||
       layerProperties.isEmpty() )
  {
    return;
  }

  int i = 0, n = layerProperties.size();
  for ( QVector<QgsOracleLayerProperty>::iterator it = layerProperties.begin(),
        end = layerProperties.end();
        it != end; ++it )
  {
    QgsOracleLayerProperty &layerProperty = *it;
    if ( !mStopped )
    {
      emit progress( i++, n );
      emit progressMessage( tr( "Scanning column %1.%2.%3…" )
                            .arg( layerProperty.ownerName,
                                  layerProperty.tableName,
                                  layerProperty.geometryColName ) );
      conn->retrieveLayerTypes( layerProperty, mUseEstimatedMetadata, QgsOracleConn::onlyExistingTypes( mName ) );
    }

    if ( mStopped )
    {
      layerProperty.types.clear();
      layerProperty.srids.clear();
    }

    // Now tell the layer list dialog box...
    emit setLayerType( layerProperty );
  }

  // store the list for later use (cache)
  if ( !mStopped )
    mLayerProperties = layerProperties;

  emit progress( 0, 0 );
  emit progressMessage( tr( "Table retrieval finished." ) );

  QgsOracleConnPool::instance()->releaseConnection( conn );
}
void QgsOracleColumnTypeThread::run()
{
  QgsDataSourceURI uri = QgsOracleConn::connUri( mName );
  QgsOracleConn *conn = QgsOracleConn::connectDb( uri.connectionInfo() );
  if ( !conn )
  {
    QgsDebugMsg( "Connection failed - " + uri.connectionInfo() );
    return;
  }

  mStopped = false;

  emit progressMessage( tr( "Retrieving tables of %1..." ).arg( mName ) );
  QVector<QgsOracleLayerProperty> layerProperties;
  if ( !conn->supportedLayers( layerProperties,
                               QgsOracleConn::geometryColumnsOnly( mName ),
                               QgsOracleConn::userTablesOnly( mName ),
                               mAllowGeometrylessTables ) ||
       layerProperties.isEmpty() )
  {
    return;
  }

  int i = 0, n = layerProperties.size();
  for ( QVector<QgsOracleLayerProperty>::iterator it = layerProperties.begin(),
        end = layerProperties.end();
        it != end; ++it )
  {
    QgsOracleLayerProperty &layerProperty = *it;
    if ( !mStopped )
    {
      emit progress( i++, n );
      emit progressMessage( tr( "Scanning column %1.%2.%3..." )
                            .arg( layerProperty.ownerName )
                            .arg( layerProperty.tableName )
                            .arg( layerProperty.geometryColName ) );
      conn->retrieveLayerTypes( layerProperty, mUseEstimatedMetadata, QgsOracleConn::onlyExistingTypes( mName ) );
    }

    if ( mStopped )
    {
      layerProperty.types.clear();
      layerProperty.srids.clear();
    }

    // Now tell the layer list dialog box...
    emit setLayerType( layerProperty );
  }

  emit progress( 0, 0 );
  emit progressMessage( tr( "Table retrieval finished." ) );

  conn->disconnect();
}
Esempio n. 3
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void QgsOracleNewConnection::on_btnConnect_clicked()
{
  QgsDataSourceURI uri;
  uri.setConnection( txtHost->text(), txtPort->text(), txtDatabase->text(), txtUsername->text(), txtPassword->text() );

  QgsOracleConn *conn = QgsOracleConn::connectDb( uri );

  if ( conn )
  {
    // Database successfully opened; we can now issue SQL commands.
    QMessageBox::information( this,
                              tr( "Test connection" ),
                              tr( "Connection to %1 was successful" ).arg( txtDatabase->text() ) );

    // free connection resources
    conn->disconnect();
  }
  else
  {
    QMessageBox::information( this,
                              tr( "Test connection" ),
                              tr( "Connection failed - Check settings and try again.\n\n" ) );
  }
}