Package rats :: Module observer :: Class Subject

Class Subject

object --+
         |
        Subject

Subject watched by an Observer.

This can be the "Model" in the Model-View-Controller pattern.

Instance Methods

[hide private]

__init__(self)
x.__init__(...) initializes x; see x.__class__.__doc__ for signature

source code

_attach(self, observer)

source code

notify(self, caller, value, key=None)
Calls all its observers that an attribute has changed.

source code

Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __sizeof__, __str__, __subclasshook__

Properties

[hide private]

Inherited from object: __class__

Method Details

[hide private]

init(self)
(Constructor)

source code

x.__init__(...) initializes x; see x.__class__.__doc__ for signature

Overrides: object.__init__: (inherited documentation)

notify(self, caller, value, key=None)

source code

Calls all its observers that an attribute has changed.

Usage: self.notify(self,'brown','color') WARNING: the signature has changed since miville. args key and valud have been interchanged.

Class Subject

__init__(self) (Constructor)

notify(self, caller, value, key=None)

init(self)
(Constructor)