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fix: prevent exception when empty string updates are coming from widget

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This commit is contained in:
guijar_m
2024-10-02 16:03:51 +02:00
parent efa276358b
commit 04cfb1edf1
1 changed files with 11 additions and 0 deletions
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11
bec_widgets/widgets/figure/plots/waveform/waveform.py
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@ -467,6 +467,10 @@ class BECWaveform(BECPlotBase):
- Custom signal name of device from BEC. - Custom signal name of device from BEC.
x_entry(str): Entry of the x signal. x_entry(str): Entry of the x signal.
""" """
if not x_name:
# this can happen, if executed by a signal from a widget
return
curve_configs = self.config.curves curve_configs = self.config.curves
curve_ids = list(curve_configs.keys()) curve_ids = list(curve_configs.keys())
curve_configs = list(curve_configs.values()) curve_configs = list(curve_configs.values())
@ -631,6 +635,13 @@ class BECWaveform(BECPlotBase):
x_name = mode if mode is not None else "best_effort" x_name = mode if mode is not None else "best_effort"
self.x_axis_mode["name"] = x_name self.x_axis_mode["name"] = x_name
if not x_name or not y_name:
# can happen if executed from a signal from a widget ;
# the code above has to be executed to set some other
# variables, but it cannot continue if both names are
# not set properly -> exit here
return
# 3. Check - Get entry if not provided and validate # 3. Check - Get entry if not provided and validate
x_entry, y_entry, z_entry = self._validate_signal_entries( x_entry, y_entry, z_entry = self._validate_signal_entries(
x_name, y_name, z_name, x_entry, y_entry, z_entry, validate_bec x_name, y_name, z_name, x_entry, y_entry, z_entry, validate_bec