How to debug: QAbstractTableModel subclass does not call flags() — Understanding why flags() isn't called when using QDataWidgetMapper with standard widgets

Martin Fitzpatrick — Mon, 29 Mar 2021 09:00:00 +0000

If you've subclassed QAbstractTableModel and noticed that your data() and setData() methods are being called correctly, but flags() never seems to fire, you're not alone. This is a common source of confusion, especially when you're using QDataWidgetMapper to connect your model to standard form widgets like QLineEdit.

Python GUIs - qtablemodel

How to debug: QAbstractTableModel subclass does not call flags() — Understanding why flags() isn't called when using QDataWidgetMapper with standard widgets