astrodatagui: FlaredetectorWidget: show max power period for periodogram

main/astrodatagui/ui/FlaredetectorWidget.py

@@ -20,6 +20,16 @@ class FlaredetectorWidget(QtWidgets.QWidget):
         self.mainLayout.addWidget(toolbar)
         self.mainLayout.addWidget(fc)
 
+        self.periodogramInfoGroupBox = QtWidgets.QGroupBox("Periodogram Infos")
+        self.periodogramInfoLayout = QtWidgets.QHBoxLayout()
+        self.periodogramInfoGroupBox.setLayout(self.periodogramInfoLayout)
+        self.periodogramInfoGroupBox.setVisible(False)
+        self.lbMaxPowerPeriodText = QtWidgets.QLabel("Max Power Period: ")
+        self.lbMaxPowerPeriod = QtWidgets.QLabel("")
+        self.periodogramInfoLayout.addWidget(self.lbMaxPowerPeriodText)
+        self.periodogramInfoLayout.addWidget(self.lbMaxPowerPeriod)
+        self.mainLayout.addWidget(self.periodogramInfoGroupBox)
+
         self.fluxType = "sap_flux"
         self.NormalizeState = {"Enabled": False, "Scale": "unscaled"}
         self.RemoveOutliersState = {"Enabled": False, "Sigma": 5.0}
@@ -159,6 +169,9 @@ class FlaredetectorWidget(QtWidgets.QWidget):
         if(self.PeriodogramState["Enabled"]):
             lc = lc.to_periodogram(method=self.PeriodogramState["Method"])
             label = "Periodogram"
+            self.lbMaxPowerPeriod.setText(str(lc.period_at_max_power))
+
+        self.periodogramInfoGroupBox.setVisible(self.PeriodogramState["Enabled"])
 
         self.figureAxis.clear()
         if(self.FoldState["Enabled"]):