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Don't allow removal of model parameters on which other parameters

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This commit is contained in:
Nyall Dawson 2017-07-03 11:02:45 +10:00
parent 921939e4ec
commit 37cc8fc5f1
1 changed files with 6 additions and 2 deletions
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8
python/plugins/processing/modeler/ModelerGraphicItem.py
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@ -229,8 +229,12 @@ class ModelerGraphicItem(QGraphicsItem):
def removeElement(self): def removeElement(self):
if isinstance(self.element, QgsProcessingModelAlgorithm.ModelParameter): if isinstance(self.element, QgsProcessingModelAlgorithm.ModelParameter):
if self.model.childAlgorithmsDependOnParameter(self.element.parameterName()): if self.model.childAlgorithmsDependOnParameter(self.element.parameterName()):
QMessageBox.warning(None, 'Could not remove element', QMessageBox.warning(None, 'Could not remove input',
'Other elements depend on the selected one.\n' 'Algorithms depend on the selected input.\n'
'Remove them before trying to remove it.')
elif self.model.otherParametersDependOnParameter(self.element.parameterName()):
QMessageBox.warning(None, 'Could not remove input',
'Other inputs depend on the selected input.\n'
'Remove them before trying to remove it.') 'Remove them before trying to remove it.')
else: else:
self.model.removeModelParameter(self.element.parameterName()) self.model.removeModelParameter(self.element.parameterName())