- def _on_selection_changed(self, selected, deselected):
- self._hidden.clear()
- selectedNames = set(
- str(item.text(0))
- for item in self._categories.selectedItems()
- )
- for name in self._source:
- if name not in selectedNames:
- self._hidden.add(name)
+ def _on_item_changed(self, item, column):
+ state = item.checkState(column)
+ if state == QtCore.Qt.Unchecked:
+ name = str(item.text(column))
+ self._hidden.add(name)
+ elif state == QtCore.Qt.Checked:
+ name = str(item.text(column))
+ self._hidden.remove(name)
+ else:
+ raise RuntimeError("Bad check state %r" % state)