def setter(instance, value):
""" Generic setter. """
currentValue = getattr(instance, attributeName)
if currentValue == value:
return
resetCallbackName = '__reset__' + attributeName
if resetOnDestroy and not hasattr(instance, resetCallbackName):
# store reset callback on instance, only way to keep a reference to this function
# that can be used for destroyed signal (dis)connection
setattr(instance,
resetCallbackName,
lambda self=instance, *args: setter(self, None))
resetCallback = getattr(instance, resetCallbackName, None)
if resetCallback and currentValue and shiboken2.isValid(currentValue):
currentValue.destroyed.disconnect(resetCallback)
setattr(instance, attributeName, value)
if resetCallback and value:
value.destroyed.connect(resetCallback)
getattr(instance, signalName(notify)).emit()
def is_qobject_alive(obj):
return shiboken2.isValid(obj)
def isdeleted(obj):
return not __shiboken2.isValid(obj)
def testClear(self):
model = QStandardItemModel()
root = model.invisibleRootItem()
model.clear()
self.assertFalse(shiboken.isValid(root))
def is_qobject_alive(obj):
return shiboken2.isValid(obj)