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WIP scatter waveform adjusted update from history if the widget is created during a running scan

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This commit is contained in:
wyzula_j
2025-04-09 15:33:40 +02:00
parent 582dbd8d41
commit 641216b729
1 changed files with 19 additions and 9 deletions
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28
bec_widgets/widgets/plots/scatter_waveform/scatter_waveform.py
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@ -466,17 +466,27 @@ class ScatterWaveform(PlotBase):
logger.warning(f"Neither scan_id or scan_number was provided, fetching the latest scan")
scan_index = -1
if scan_index is not None:
if len(self.client.history) == 0:
logger.info("No scans executed so far. Skipping scan history update.")
return
self.scan_item = self.client.history[scan_index]
metadata = self.scan_item.metadata
self.scan_id = metadata["bec"]["scan_id"]
else:
if scan_index is None:
self.scan_id = scan_id
self.scan_item = self.client.history.get_by_scan_id(scan_id)
self.sync_signal_update.emit()
return
if scan_index == -1:
scan_item = self.client.queue.scan_storage.current_scan
if scan_item is not None:
self.scan_item = scan_item
self.scan_id = scan_item.scan_id
self.sync_signal_update.emit()
return
if len(self.client.history) == 0:
logger.info("No scans executed so far. Skipping scan history update.")
return
self.scan_item = self.client.history[scan_index]
metadata = self.scan_item.metadata
self.scan_id = metadata["bec"]["scan_id"]
self.sync_signal_update.emit()