'''
'''
from __future__ import absolute_import
[docs]class DocumentChangedEvent(object):
'''
'''
def __init__(self, document, setter=None):
'''
'''
self.document = document
self.setter = setter
[docs] def dispatch(self, receiver):
'''
'''
if hasattr(receiver, '_document_changed'):
receiver._document_changed(self)
[docs]class DocumentPatchedEvent(DocumentChangedEvent):
'''
'''
[docs] def dispatch(self, receiver):
'''
'''
super(DocumentPatchedEvent, self).dispatch(receiver)
if hasattr(receiver, '_document_patched'):
receiver._document_patched(self)
[docs]class ModelChangedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, model, attr, old, new, serializable_new, hint=None, setter=None):
'''
'''
if setter is None and isinstance(hint, (ColumnsStreamedEvent, ColumnsPatchedEvent)):
setter = hint.setter
super(ModelChangedEvent, self).__init__(document, setter)
self.model = model
self.attr = attr
self.old = old
self.new = new
self.serializable_new = serializable_new
self.hint = hint
[docs] def dispatch(self, receiver):
'''
'''
super(ModelChangedEvent, self).dispatch(receiver)
if hasattr(receiver, '_document_model_changed'):
receiver._document_model_changed(self)
[docs]class ColumnsStreamedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, column_source, data, rollover, setter=None):
'''
'''
super(ColumnsStreamedEvent, self).__init__(document, setter)
self.column_source = column_source
self.data = data
self.rollover = rollover
[docs] def dispatch(self, receiver):
'''
'''
super(ModelChangedEvent, self).dispatch(receiver)
if hasattr(receiver, '_columns_streamed'):
receiver._columns_streamed(self)
[docs]class ColumnsPatchedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, column_source, patches, setter=None):
'''
'''
super(ColumnsPatchedEvent, self).__init__(document, setter)
self.column_source = column_source
self.patches = patches
[docs] def dispatch(self, receiver):
'''
'''
super(ModelChangedEvent, self).dispatch(receiver)
if hasattr(receiver, '_columns_patched'):
receiver._columns_patched(self)
[docs]class TitleChangedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, title, setter=None):
'''
'''
super(TitleChangedEvent, self).__init__(document, setter)
self.title = title
[docs]class RootAddedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, model, setter=None):
'''
'''
super(RootAddedEvent, self).__init__(document, setter)
self.model = model
[docs]class RootRemovedEvent(DocumentPatchedEvent):
'''
'''
def __init__(self, document, model, setter=None):
'''
'''
super(RootRemovedEvent, self).__init__(document, setter)
self.model = model
[docs]class SessionCallbackAdded(DocumentChangedEvent):
'''
'''
def __init__(self, document, callback):
'''
'''
super(SessionCallbackAdded, self).__init__(document)
self.callback = callback
[docs] def dispatch(self, receiver):
'''
'''
super(SessionCallbackAdded, self).dispatch(receiver)
if hasattr(receiver, '_session_callback_added'):
receiver._session_callback_added(self)
[docs]class SessionCallbackRemoved(DocumentChangedEvent):
'''
'''
def __init__(self, document, callback):
'''
'''
super(SessionCallbackRemoved, self).__init__(document)
self.callback = callback
[docs] def dispatch(self, receiver):
'''
'''
super(SessionCallbackRemoved, self).dispatch(receiver)
if hasattr(receiver, '_session_callback_removed'):
receiver._session_callback_removed(self)
