I am developing a desktop application using pyside(qt), I want to access(iterate) all line edit components of QWidget. In qt I found two methods findChild and findChildren but there is no proper example found and My code shows error, 'form' object has no attribute 'findChild'. Here 'form' is Qwidget form consist components lineEdit, comboboxes, Qpushbuttons etc.
lineEdits = form.findChild<QLineEdit>() //This is not working lineEdits = form.findChild('QLineEdit) //This also not working
The signatures of
findChildren are different in PySide/PyQt4 because there is no real equivalent to the C++ cast syntax in Python.
Instead, you have to pass a type (or
tuple of types) as the first argument, and an optional string as the second argument (for matching the
So your example should look something like this:
lineEdits = form.findChildren(QtGui.QLineEdit)
findChildren are methods of
QObject - so if your form does not have them, it cannot be a
QWidget (because all widgets inherit