added dict of known types; create correct entries for those

scam.py

@@ -25,6 +25,16 @@ ENFORCED_SETTINGS = [
     "function"
 ]
 
+KNOWN_TYPES = {
+    "threshold": 0.,
+    "project_axis": 0,
+    "roi_background": [0]*4,
+    "roi_signal": [0]*4,
+    "roi_radial": [0]*4,
+    "radial_x0": 0,
+    "radial_y0": 0
+}
+
 SCRIPT_NAME = "spectrometer.py"
 TITLE = "SCam" if not clargs.show_all_settings else "SCam Expert Mode"
 
@@ -146,6 +156,13 @@ class MainPanel(wx.Panel):
         cfg = pipeline.get()
         print("current config:", cfg)
 
+        # use contents of KNOWN_TYPES to pre-fill cfg
+        #TODO use setdefault instead?
+        cfg_o = cfg
+        cfg_x = KNOWN_TYPES.copy()
+        cfg_x.update(cfg)
+        cfg = cfg_x
+
         self.camera = camera = cfg["camera_name"]
 
         self.orig_cfg = cfg
@@ -160,6 +177,12 @@ class MainPanel(wx.Panel):
 
         self.entries.update(cfg, name_mapping)
 
+        # disable and clear lines added only from KNOWN_TYPES
+        for i in self.entries.children.values():
+            if i.name not in cfg_o:
+                i.disable()
+                i.clear()
+
         # ensure background name is always set unless there is no background at all
         bkg_setting = self.entries["image_background"]
         if not bkg_setting.get_state():