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handle graph export with empty data (#239); closes #233

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Co-authored-by: Dominik Demuth <dominik.demuth@physik.tu-darmstadt.de>
Reviewed-on: IPKM/nmreval#239
This commit is contained in:
Dominik Demuth
2024-02-07 18:58:18 +00:00
parent 881eff2770
commit 24640d374e
3 changed files with 44 additions and 31 deletions
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27
src/gui_qt/graphs/graphwindow.py
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@ -670,11 +670,14 @@ class QGraphWindow(QtWidgets.QGraphicsView, Ui_GraphWindow):
else:
if os.path.exists(outfile):
if QtWidgets.QMessageBox.warning(self, 'Export graphic',
f'{os.path.split(outfile)[1]} already exists.\n'
f'Do you REALLY want to replace it?',
QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No,
QtWidgets.QMessageBox.No) == QtWidgets.QMessageBox.No:
if QtWidgets.QMessageBox.warning(
self,
'Export graphic',
f'{os.path.split(outfile)[1]} already exists.\n'
f'Do you REALLY want to replace it?',
QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No,
QtWidgets.QMessageBox.No
) == QtWidgets.QMessageBox.No:
return
bg_color = self._bgcolor
@ -716,16 +719,20 @@ class QGraphWindow(QtWidgets.QGraphicsView, Ui_GraphWindow):
logger.exception(f'{item} could not exported because {e.args}')
continue
if len(item) == 2:
# plot can show errorbars
item_dic['yerr'] = item[1].opts['topData']
if item_dic:
if len(item) == 2:
# plot can show errorbars
if len(item_dic['x']):
item_dic['yerr'] = item[1].opts['topData']
else:
item_dic['yerr'] = []
dic['items'].append(item_dic)
for item in self._external_items:
try:
dic['items'].append(item.get_data_opts())
item_dic = item.get_data_opts()
if item_dic:
dic['items'].append(item_dic)
except Exception as e:
logger.exception(f'{item} could not be exported because {e.args}')
continue