+# Copyright (C) 2010 W. Trevor King <wking@drexel.edu>
+#
+# This file is part of Hooke.
+#
+# Hooke 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 3 of the License, or (at your option) any later version.
+#
+# Hooke 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 Hooke. If not, see
+# <http://www.gnu.org/licenses/>.
+
"""The `interaction` module provides :class:`Request`,
:class:`Response`, an related classes for handling user interaction
through the
class Request (Interaction):
"""Command engine requests for information from the UI.
+
+ >>> r = Request('test', 'Does response_class work?')
+ >>> r.response_class()
+ <class 'hooke.interaction.Response'>
"""
- def __init__(self, type, response_class,
- msg, default=None, validator=None):
+ def __init__(self, type, msg, default=None, validator=None):
super(Request, self).__init__(type)
- self.response_class = response_class
self.msg = msg
self.default = default
self.validator = validator
+ def response_class(self):
+ class_name = self.__class__.__name__.replace('Request', 'Response')
+ return globals()[class_name]
+
def response(self, value):
if self.validator != None:
self.validator(value)
- return self.response_class(value)
+ return self.response_class()(value)
class Response (Interaction):
"""UI response to a :class:`Request`.
class BooleanRequest (Request):
def __init__(self, msg, default=None):
super(BooleanRequest, self).__init__(
- 'boolean', BooleanResponse, msg, default,
+ 'boolean', msg, default,
validator = InList([True, False, default]))
class BooleanResponse (Response):
class StringRequest (Request):
def __init__(self, msg, default=None):
- super(StringRequest, self).__init__(
- 'string', StringResponse, msg, default)
+ super(StringRequest, self).__init__('string', msg, default)
class StringResponse (Response):
def __init__(self, value):
class FloatRequest (Request):
def __init__(self, msg, default=None):
- super(FloatRequest, self).__init__(
- 'float', FloatResponse, msg, default)
+ super(FloatRequest, self).__init__('float', msg, default)
class FloatResponse (Response):
def __init__(self, value):
class SelectionRequest (Request):
def __init__(self, msg, default=None, options=[]):
- super(SelectionRequest, self).__init__(
- 'selection', SelectionResponse, msg, default)
+ super(SelectionRequest, self).__init__('selection', msg, default)
self.options = options
class SelectionResponse (Response):
class PointRequest (Request):
def __init__(self, msg, curve, block=0, default=None):
- super(PointRequest, self).__init__(
- 'point', PointResponse, msg, default)
+ super(PointRequest, self).__init__('point', msg, default)
self.options = options
class PointResponse (Response):