make Random Forest default classifier for new projects

Author: gbeane

src/jabs/ui/main_control_widget.py

@@ -30,6 +30,8 @@
 from .k_fold_slider_widget import KFoldSliderWidget
 from .label_count_widget import FrameLabelCountWidget
 
+DEFAULT_CLASSIFIER = ClassifierType.RANDOM_FOREST
+
 
 class MainControlWidget(QtWidgets.QWidget):
     """Controls for classifier training, labeling, and settings.
@@ -157,6 +159,12 @@ def __init__(self, *args, **kwargs):
         for classifier, name in classifier_types.items():
             self._classifier_selection.addItem(name, userData=classifier)
 
+        # Set default classifier as the initial selection
+        for i in range(self._classifier_selection.count()):
+            if self._classifier_selection.itemData(i) == DEFAULT_CLASSIFIER:
+                self._classifier_selection.setCurrentIndex(i)
+                break
+
         #  slider to set number of times to train/test
         self._kslider = KFoldSliderWidget()
         self._kslider.valueChanged.connect(self.kfold_changed)