Custom item name in the tree

bliss/flint/model/plot_state_model.py

@@ -127,6 +127,9 @@ class DerivativeItem(ComputedCurveItem, plot_model.IncrementalComputableMixIn):
     EXTRA_POINTS = 5
     """Extra points needed before and after a single point to compute a result"""
 
+    def name(self) -> str:
+        return "Derivative"
+
     def __getstate__(self):
         state: Dict[str, Any] = {}
         state.update(plot_model.ChildItem.__getstate__(self))
@@ -252,6 +255,9 @@ class GaussianFitItem(ComputedCurveItem, plot_model.ComputableMixIn):
         yy = fit.transform(xx)
         return GaussianFitData(xx, yy, fit)
 
+    def name(self) -> str:
+        return "Gaussian"
+
     def displayName(self, axisName, scan: scan_model.Scan) -> str:
         """Helper to reach the axis display name"""
         sourceItem = self.source()
@@ -274,6 +280,9 @@ class MaxData(NamedTuple):
 class MaxCurveItem(CurveStatisticItem, plot_model.IncrementalComputableMixIn):
     """Statistic identifying the maximum location of a curve."""
 
+    def name(self) -> str:
+        return "Max"
+
     def isResultValid(self, result):
         return result is not None
 
@@ -348,6 +357,9 @@ class MinData(NamedTuple):
 class MinCurveItem(CurveStatisticItem, plot_model.IncrementalComputableMixIn):
     """Statistic identifying the minimum location of a curve."""
 
+    def name(self) -> str:
+        return "Min"
+
     def isResultValid(self, result):
         return result is not None
 

bliss/flint/widgets/_property_tree_helper.py

@@ -95,8 +95,11 @@ class ScanRowItem(StandardRowItem):
             icon = icons.getQIcon("flint:icons/item-channel")
         self.setIcon(icon)
 
-        itemClass = plotItem.__class__
-        text = "%s" % itemClass.__name__
+        if hasattr(plotItem, "name"):
+            text = plotItem.name()
+        else:
+            itemClass = plotItem.__class__
+            text = "%s" % itemClass.__name__
         self.setText(text)