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fix(device_combobox): tuple entries of preview signals are checked in DeviceComboBoxes just for the relevant device

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wyzula_j
2025-06-04 15:39:45 +02:00
committed by Jan Wyzula
parent 392ddf9d1a
commit 12f5233745
1 changed files with 19 additions and 0 deletions
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19
bec_widgets/widgets/control/device_input/device_combobox/device_combobox.py
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@ -149,6 +149,25 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
self._is_valid_input = False
self.update()
def validate_device(self, device: str) -> bool: # type: ignore[override]
"""
Extend validation so that preview‑signal pseudo‑devices (labels like
``"eiger_preview"``) are accepted as valid choices.
The validation run only on device not on the preview‑signal.
Args:
device: The text currently entered/selected.
Returns:
True if the device is a genuine BEC device *or* one of the
whitelisted preview‑signal entries.
"""
idx = self.findText(device)
if idx >= 0 and isinstance(self.itemData(idx), tuple):
device = self.itemData(idx)[0] # type: ignore[assignment]
return super().validate_device(device)
if __name__ == "__main__": # pragma: no cover
# pylint: disable=import-outside-toplevel