34   return new QgsExternalResourceConfigDlg( vl, fieldIdx, parent );
    39   if ( vl->
fields().
at( fieldIdx ).
type() == QVariant::String )
 
QgsField at(int i) const
Gets field at particular index (must be in range 0..N-1) 
 
QgsFields fields() const FINAL
Returns the list of fields of this layer. 
 
Represents a vector layer which manages a vector based data sets.