/usr/share/pyshared/kiwi/ui/delegates.py is in python-kiwi 1.9.22-2.
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# Kiwi: a Framework and Enhanced Widgets for Python
#
# Copyright (C) 2002, 2003 Async Open Source
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
#
# Author(s): Christian Reis <kiko@async.com.br>
# Lorenzo Gil Sanchez <lgs@sicem.biz>
# Johan Dahlin <jdahlin@async.com.br>
#
"""Defines the Delegate classes that are included in the Kiwi Framework."""
from kiwi.ui.views import SlaveView, BaseView
from kiwi.controllers import BaseController
from kiwi.python import deprecationwarn
class Delegate(BaseView, BaseController):
"""A class that combines view and controller functionality into a
single package. The Delegate class possesses a top-level window.
"""
def __init__(self, toplevel=None, widgets=(), gladefile=None,
toplevel_name=None,
delete_handler=None, keyactions=None):
"""Creates a new Delegate.
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.BaseView}
"""
if gladefile:
deprecationwarn(
'gladefile is deprecated in Delegate, '
'use GladeDelegate instead',
stacklevel=3)
BaseView.__init__(self,
toplevel=toplevel,
widgets=widgets,
gladefile=gladefile,
toplevel_name=toplevel_name,
delete_handler=delete_handler)
BaseController.__init__(self, view=self, keyactions=keyactions)
class GladeDelegate(BaseView, BaseController):
"""A class that combines view and controller functionality into a
single package. The Delegate class possesses a top-level window.
"""
def __init__(self, gladefile=None, toplevel_name=None, domain=None,
delete_handler=None, keyactions=None):
"""Creates a new GladeDelegate.
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.BaseView}
"""
BaseView.__init__(self,
gladefile=gladefile,
toplevel_name=toplevel_name,
domain=domain,
delete_handler=delete_handler)
BaseController.__init__(self, view=self, keyactions=keyactions)
class SlaveDelegate(SlaveView, BaseController):
"""A class that combines view and controller functionality into a
single package. It does not possess a top-level window, but is instead
intended to be plugged in to a View or Delegate using attach_slave().
"""
def __init__(self, toplevel=None, widgets=(), gladefile=None,
toplevel_name=None, keyactions=None):
"""
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.SlaveView}
"""
if gladefile:
deprecationwarn(
'gladefile is deprecated in Delegate, '
'use GladeSlaveDelegate instead',
stacklevel=3)
SlaveView.__init__(self, toplevel, widgets, gladefile,
toplevel_name)
BaseController.__init__(self, view=self, keyactions=keyactions)
class GladeSlaveDelegate(SlaveView, BaseController):
"""A class that combines view and controller functionality into a
single package. It does not possess a top-level window, but is instead
intended to be plugged in to a View or Delegate using attach_slave().
"""
def __init__(self, gladefile=None,
toplevel_name=None, domain=None,
keyactions=None):
"""
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.SlavseView}
"""
SlaveView.__init__(self,
gladefile=gladefile,
toplevel_name=toplevel_name,
domain=domain)
BaseController.__init__(self, view=self, keyactions=keyactions)
class ProxyDelegate(Delegate):
"""A class that combines view, controller and proxy functionality into a
single package. The Delegate class possesses a top-level window.
@ivar model: the model
@ivar proxy: the proxy
"""
def __init__(self, model, proxy_widgets=None, gladefile=None,
toplevel=None, widgets=(),
toplevel_name=None, domain=None, delete_handler=None,
keyactions=None):
"""Creates a new Delegate.
@param model: instance to be attached
@param proxy_widgets:
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.BaseView}
"""
BaseView.__init__(self, toplevel, widgets, gladefile,
toplevel_name, domain,
delete_handler)
self.model = model
self.proxy = self.add_proxy(model, proxy_widgets)
self.proxy.proxy_updated = self.proxy_updated
BaseController.__init__(self, view=self, keyactions=keyactions)
def set_model(self, model):
"""
Set model.
@param model:
"""
self.proxy.set_model(model)
self.model = model
def proxy_updated(self, widget, attribute, value):
# Can be overriden in subclasses
pass
def update(self, attribute):
self.proxy.update(attribute)
class ProxySlaveDelegate(GladeSlaveDelegate):
"""A class that combines view, controller and proxy functionality into a
single package. It does not possess a top-level window, but is instead
intended to be plugged in to a View or Delegate using attach_slave()
@ivar model: the model
@ivar proxy: the proxy
"""
def __init__(self, model, proxy_widgets=None, gladefile=None,
toplevel_name=None, domain=None, keyactions=None):
"""Creates a new Delegate.
@param model: instance to be attached
@param proxy_widgets:
The keyactions parameter is sent to L{kiwi.controllers.BaseController},
the rest are sent to L{kiwi.ui.views.BaseView}
"""
GladeSlaveDelegate.__init__(self, gladefile, toplevel_name,
domain, keyactions)
self.model = model
self.proxy = self.add_proxy(model, proxy_widgets)
self.proxy.proxy_updated = self.proxy_updated
def set_model(self, model):
"""
Set model.
@param model:
"""
self.proxy.set_model(model)
self.model = model
def proxy_updated(self, widget, attribute, value):
# Can be overriden in subclasses
pass
def update(self, attribute):
self.proxy.update(attribute)
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