Signal processing: Fix open study file crash.

View/acoustic_data_tab.py

@@ -1653,9 +1653,9 @@ class AcousticDataTab(QWidget):
         stg.gain_tx.append(acoustic_data._gain_tx)
         stg.water_attenuation.append([])
 
-        # --- The other acoustic variables lists are filled with empty object. ---
-        # ---           They will be used for pre- and post-processing              ---
+        self.initiate_setting_parameters_new_others()
 
+    def initiate_setting_parameters_new_others(self):
         stg.BS_cross_section.append(np.array([]))
         stg.depth_cross_section.append(np.array([]))
         stg.time_cross_section.append(np.array([]))

View/signal_processing_tab.py

@@ -521,15 +521,12 @@ class SignalProcessingTab(QWidget):
         self.blockSignals(True)
         self.combobox_acoustic_data_choice.blockSignals(True)
 
-        self.combobox_acoustic_data_choice.addItems(stg.filename_BS_raw_data)
-
-        # self.recompute()
-        # self.replot()
+        self.update_SignalPreprocessingTab(recompute=True)
 
         self.combobox_acoustic_data_choice.blockSignals(False)
         self.blockSignals(False)
 
-    def update_SignalPreprocessingTab(self):
+    def update_SignalPreprocessingTab(self, recompute=True):
 
         """ The tab is updated in two cases :
                 - the user remove a file (in the list widget) in the first tab (Acoustic data), so that the combobox
@@ -567,7 +564,9 @@ class SignalProcessingTab(QWidget):
                 stg.freq_text[data_id]
             )
 
-            self.recompute()
+            if recompute:
+                self.recompute()
+
             self.replot()
 
             logger.debug("Update the Signal preprocessing tab... Done")
@@ -795,9 +794,17 @@ class SignalProcessingTab(QWidget):
 
         self.compute_average_profile_tail()
 
-        self.lineEdit_SNR_criterion.setText(str(stg.SNR_filter_value[self.combobox_acoustic_data_choice.currentIndex()]))
+        self.lineEdit_SNR_criterion.setText(
+            str(stg.SNR_filter_value[
+                self.combobox_acoustic_data_choice.currentIndex()
+            ])
+        )
 
-        self.lineEdit_horizontal_average.setText(str(stg.Nb_cells_to_average_BS_signal[self.combobox_acoustic_data_choice.currentIndex()]))
+        self.lineEdit_horizontal_average.setText(
+            str(stg.Nb_cells_to_average_BS_signal[
+                self.combobox_acoustic_data_choice.currentIndex()
+            ])
+        )
 
         self.combobox_frequency_profile.clear()
         self.combobox_frequency_profile.addItems(