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from PyQt5.QtWidgets import QDoubleSpinBox
class MoneySpinbox(QDoubleSpinBox):
def __init__(self):
super(QDoubleSpinBox, self).__init__()
self.setPrefix('$')
self.setMaximum(2**31 - 1)
self.setMinimum(-self.maximum())
def get_value(self, ql_type):
return ql_type(self.value(), self.prefix())
def on_change(self, change_event_function):
self.valueChanged.connect(lambda: change_event_function(self))
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