code layout

python/core/auto_generated/qgsfeaturepickermodel.sip.in

@@ -48,6 +48,9 @@ Returns the current feature
 
   signals:
     void featureChanged( const QgsFeature &feature );
+%Docstring
+Emitted when the current feature changes
+%End
 
 
 };

python/core/auto_generated/qgsfeaturepickermodelbase.sip.in

@@ -250,6 +250,9 @@ Update the request to match the current feature to be reloaded
 %End
 
     void setExtraIdentifierValueUnguarded( const QVariant &identifierValue );
+%Docstring
+This will set the identifier value to be set in the model even if it doesn't exist currently in the data
+%End
 
 
 

src/core/qgsfeaturefiltermodel.cpp

@@ -40,7 +40,7 @@ QgsFeatureFilterModel::QgsFeatureFilterModel( QObject *parent )
 {
   setFetchGeometry( false );
   setFetchLimit( QgsSettings().value( QStringLiteral( "maxEntriesRelationWidget" ), 100, QgsSettings::Gui ).toInt() );
-  setExtraIdentifierValueUnguarded( QVariantList() );
+  setExtraIdentifierValueUnguarded( nullIentifier() );
 }
 
 QString QgsFeatureFilterModel::identifierField() const

src/core/qgsfeaturepickermodel.cpp

@@ -25,7 +25,7 @@ QgsFeaturePickerModel::QgsFeaturePickerModel( QObject *parent )
   :  QgsFeaturePickerModelBase( parent )
 {
   setFetchGeometry( true );
-  setExtraIdentifierValueUnguarded( FID_NULL );
+  setExtraIdentifierValueUnguarded( nullIentifier() );
 
   connect( this, &QgsFeaturePickerModelBase::extraIdentifierValueIndexChanged, this, [ = ]() {emit featureChanged( feature() );} );
 }

src/core/qgsfeaturepickermodel.h

@@ -55,6 +55,7 @@ class CORE_EXPORT QgsFeaturePickerModel : public QgsFeaturePickerModelBase
     QgsFeature feature() const;
 
   signals:
+    //! Emitted when the current feature changes
     void featureChanged( const QgsFeature &feature );
 
 

src/core/qgsfeaturepickermodelbase.h

@@ -274,6 +274,7 @@ class CORE_EXPORT QgsFeaturePickerModelBase : public QAbstractItemModel SIP_ABST
     //! Update the request to match the current feature to be reloaded
     virtual void requestToReloadCurrentFeature( QgsFeatureRequest &request ) = 0;
 
+    //! This will set the identifier value to be set in the model even if it doesn't exist currently in the data
     void setExtraIdentifierValueUnguarded( const QVariant &identifierValue );
 
 #ifndef SIP_RUN
@@ -284,10 +285,11 @@ class CORE_EXPORT QgsFeaturePickerModelBase : public QAbstractItemModel SIP_ABST
      */
     virtual QSet<QString> requestedAttributes() const {return {};}
 
+    //! Creates the value gatherer
     virtual QgsFeatureExpressionValuesGatherer *createValuesGatherer( const QgsFeatureRequest &request ) const = 0;
 
     //! Creates an entry with just the identifier so the feature can be retrieved in a next iteration
-    virtual QgsFeatureExpressionValuesGatherer::Entry createEntry( const QVariant &identifer ) const = 0;
+    virtual QgsFeatureExpressionValuesGatherer::Entry createEntry( const QVariant &identifier ) const = 0;
 
     //! Returns the identifier of the given entry
     virtual QVariant entryIdentifier( const QgsFeatureExpressionValuesGatherer::Entry &entry ) const = 0;

tests/src/python/test_qgsfeaturepicker.py

@@ -102,7 +102,7 @@ class TestQgsRelationEditWidget(unittest.TestCase):
         spy = QSignalSpy(w.featureChanged)
         spy.wait()
         w.findChild(QComboBox).lineEdit().clear()
-        QTest.keyClicks(w.findChild(QComboBox).lineEdit(), "test99");
+        QTest.keyClicks(w.findChild(QComboBox).lineEdit(), "test99")
         spy.wait()
         self.assertEqual(w.feature().id(), 99)