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Check for missing ptree widget before accessing

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This commit is contained in:
Luke Campagnola 2020-05-30 09:22:27 -07:00
parent 6e2df00394
commit 7d979bcf94
1 changed files with 12 additions and 5 deletions
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17
pyqtgraph/parametertree/parameterTypes.py
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@ -426,10 +426,13 @@ class GroupParameterItem(ParameterItem):
def treeWidgetChanged(self): def treeWidgetChanged(self):
ParameterItem.treeWidgetChanged(self) ParameterItem.treeWidgetChanged(self)
self.treeWidget().setFirstItemColumnSpanned(self, True) tw = self.treeWidget()
if tw is None:
return
tw.setFirstItemColumnSpanned(self, True)
if self.addItem is not None: if self.addItem is not None:
self.treeWidget().setItemWidget(self.addItem, 0, self.addWidgetBox) tw.setItemWidget(self.addItem, 0, self.addWidgetBox)
self.treeWidget().setFirstItemColumnSpanned(self.addItem, True) tw.setFirstItemColumnSpanned(self.addItem, True)
def addChild(self, child): ## make sure added childs are actually inserted before add btn def addChild(self, child): ## make sure added childs are actually inserted before add btn
if self.addItem is not None: if self.addItem is not None:
@ -664,8 +667,12 @@ class TextParameterItem(WidgetParameterItem):
## TODO: fix so that superclass method can be called ## TODO: fix so that superclass method can be called
## (WidgetParameter should just natively support this style) ## (WidgetParameter should just natively support this style)
#WidgetParameterItem.treeWidgetChanged(self) #WidgetParameterItem.treeWidgetChanged(self)
self.treeWidget().setFirstItemColumnSpanned(self.subItem, True) tw = self.treeWidget()
self.treeWidget().setItemWidget(self.subItem, 0, self.textBox) if tw is None:
return
tw.setFirstItemColumnSpanned(self.subItem, True)
tw.setItemWidget(self.subItem, 0, self.textBox)
# for now, these are copied from ParameterItem.treeWidgetChanged # for now, these are copied from ParameterItem.treeWidgetChanged
self.setHidden(not self.param.opts.get('visible', True)) self.setHidden(not self.param.opts.get('visible', True))