now showing motor positions

csaxs_bec/bec_widgets/widgets/slit_control/slit_control.py

@@ -5,7 +5,6 @@ from bec_lib.endpoints import MessageEndpoints
 from bec_widgets import BECWidget, SafeSlot
 from bec_widgets.utils.rpc_decorator import rpc_timeout
 from qtpy.QtCore import Qt
-from qtpy.QtGui import QDoubleValidator
 from qtpy.QtWidgets import (
     QButtonGroup,
     QDoubleSpinBox,
@@ -27,10 +26,10 @@ _UP = "\u2191"  # ↑
 _DOWN = "\u2193"  # ↓
 _LEFT = "\u2190"  # ←
 _RIGHT = "\u2192"  # →
-_SHRINK_X = "\u2192\u2190"  # →← decrease x size
-_GROW_X = "\u2190\u2192"  # ←→ increase x size
-_SHRINK_Y = "\u2191\u2193"  # ↑↓ decrease y size
-_GROW_Y = "\u2193\u2191"  # ↓↑ increase y size
+_SHRINK_X = "\u2192\u2190"  # →← decrease x size (inward)
+_GROW_X = "\u2190\u2192"  # ←→ increase x size (outward)
+_GROW_Y = "\u2191\u2193"  # ↑↓  outward (90° rotation of ←→)
+_SHRINK_Y = "\u2193\u2191"  # ↓↑  inward  (90° rotation of →←)
 
 
 def _separator() -> QFrame:
@@ -53,9 +52,8 @@ class SlitControlWidget(BECWidget, QWidget):
     - Readback table: horizontal / vertical rows × center / size columns,
       updated live via Redis subscription
 
-    Movement is dispatched through ``scans.umvr``, exactly as in the CLI
-    macros, keeping the same queue / callback path used everywhere else at
-    cSAXS.
+    Movement reads the current position via ``device.read()`` then dispatches
+    an absolute ``scans.umv`` — the same path used by the CLI macros.
     """
 
     PLUGIN = True
@@ -282,9 +280,9 @@ class SlitControlWidget(BECWidget, QWidget):
         ):
             dev_name = self._dev_name(suffix)
             try:
-                device = self.device_manager.devices[dev_name]
+                device = getattr(self.dev, dev_name)
                 reading = device.read()
-                value = reading[dev_name]["value"]
+                value = float(reading[dev_name]["value"])
                 label.setText(f"{value:.4f}")
             except Exception:
                 label.setText("---")
@@ -337,9 +335,14 @@ class SlitControlWidget(BECWidget, QWidget):
 
     def _move_relative(self, axis_suffix: str, delta: float):
         dev_name = self._dev_name(axis_suffix)
-        device = self.device_manager.devices[dev_name]
-        # Mirror the umvr call path used in the CLI macros.
-        self.scans.umvr(device, delta)
+        try:
+            device = getattr(self.dev, dev_name)
+            reading = device.read()
+            current = float(reading[dev_name]["value"])
+            target = current + delta
+            self.scans.umv(device, target)
+        except Exception as exc:
+            logger.warning(f"SlitControlWidget: failed to move {dev_name}: {exc}")
 
     def set_step(self, value: float):
         """Set the shared step size in mm (clamped to 0.005 – 2.0 mm)."""
@@ -370,4 +373,4 @@ class SlitControlWidget(BECWidget, QWidget):
 
     def cleanup(self):
         self._unsubscribe_readbacks()
-        super().cleanup()
+        super().cleanup()