Expand PID Settings on PID engage

pytec/pytec/gui/view/ctrl_panel.py

@@ -57,6 +57,13 @@ class CtrlPanel(QObject):
             for handle in sigActivated_handles[ch]:
                 param.child(*handle[0]).sigActivated.connect(handle[1])
 
+            self.params[ch].child("output", "control_method").sigValueChanged.connect(
+                lambda param, value: param.parent()
+                .parent()
+                .child("pid")
+                .setOpts(expanded=(value == "temperature_pid"))
+            )
+
             def _indicate_usage(param, control_method="constant_current"):
                 for item in param.child("i_set").items:
                     is_constant_current = control_method == "constant_current"

pytec/pytec/gui/view/param_tree.json

@@ -281,7 +281,7 @@
       {
          "name": "pid",
          "title": "PID Settings",
-         "expanded": true,
+         "expanded": false,
          "type": "group",
          "tip": "Settings of PID parameters and clamping",
          "children": [