class X(mvc.Model):
def method(self):
calls.append("during")
control = mvc.Control("method",
before=_control_before,
after=_control_after)
class X(mvc.Model):
def method(self):
pass
control = mvc.Control("method").before("before").after("after")
def before(self, call, notify):
calls.append("before")
def after(self, answer, notify):
calls.append("after")
class X(mvc.Model):
def method(self):
calls.append("during")
control = mvc.Control("method")
@control.before
def control(self, call, notify):
calls.append("before")
@control.after
def control(self, call, notify):
calls.append("after")
class Container(mvc.Structure):
def __init__(self, name):
self.name = name
self.value = None
def set(self, value):
self.value = value
_control_changes = mvc.Control("set",
before="_before_change",
after="_after_change")
def _before_change(self, call, notify):
return self.value
def _after_change(self, answer, notify):
notify(old=answer.before, new=self.value)
def __repr__(self):
return "Container(%r)" % self.name
class Counter(mvc.Model):
def __init__(self):
self.value = 0
def increment(self, amount):
self.value += amount
def decrement(self, amount):
self.value -= amount
_control_change = (
mvc.Control("increment", "decrement")
.before("_control_before_change")
.after("_control_after_change")
)
def _control_before_change(self, call, notify):
return self.value
def _control_after_change(self, answer, notify):
notify(old=answer.before, new=self.value)
class Counter(mvc.Model):
def __init__(self):
self.value = 0
def increment(self, amount):
self.value += amount
def decrement(self, amount):
self.value -= amount
_control_change = mvc.Control(
["increment", "decrement"],
before="_control_before_change",
after="_control_after_change",
)
def _control_before_change(self, call, notify):
return self.value
def _control_after_change(self, answer, notify):
notify(old=answer["before"], new=self.value)
class X:
_control = mvc.Control()
class MyCounter(Counter):
_added_control = mvc.Control("increment").before("_added_before")
def _added_before(self, call, notify):
notify(message="before")
class X:
_control = mvc.Control("something")
