main_window.py: add rt130_waveform_data_req to data_loader.init_loader to allow DS to be plotted

sohstationviewer/view/main_window.py

@@ -571,6 +571,13 @@ class MainWindow(QtWidgets.QMainWindow, UIMainWindow):
         else:
             self.gap_minimum = None
 
+        # if waveform channels are selected, Event DS will be read from EH/ET
+        # header
+        # rt130_waveform_data_req is to read data for wave form data
+        rt130_waveform_data_req = False
+        if self.raw_check_box.isChecked() or self.tps_check_box.isChecked():
+            rt130_waveform_data_req = True
+
         if self.mseed_wildcard_edit.text().strip() != '':
             try:
                 check_chan_wildcards_format(self.mseed_wildcard_edit.text())
@@ -657,7 +664,8 @@ class MainWindow(QtWidgets.QMainWindow, UIMainWindow):
             read_start=self.start_tm,
             read_end=self.end_tm,
             include_mp123=self.mass_pos_123zne_check_box.isChecked(),
-            include_mp456=self.mass_pos_456uvw_check_box.isChecked()
+            include_mp456=self.mass_pos_456uvw_check_box.isChecked(),
+            rt130_waveform_data_req=rt130_waveform_data_req
         )
 
         self.data_loader.worker.finished.connect(self.data_loaded)