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Issue 12261012: Remove third_party/twisted_8_1 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/tools/build
Patch Set: Created 7 years, 10 months ago
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1 # -*- test-case-name: twisted.web.test.test_woven -*-
2
3 __version__ = "$Revision: 1.13 $"[11:-2]
4
5 from zope.interface import Interface
6
7 class IModel(Interface):
8 """A MVC Model."""
9 def addView(view):
10 """Add a view for the model to keep track of.
11 """
12
13 def removeView(view):
14 """Remove a view that the model no longer should keep track of.
15 """
16
17 def notify(changed=None):
18 """Notify all views that something was changed on me.
19 Passing a dictionary of {'attribute': 'new value'} in changed
20 will pass this dictionary to the view for increased performance.
21 If you don't want to do this, don't, and just use the traditional
22 MVC paradigm of querying the model for things you're interested
23 in.
24 """
25
26 def getData():
27 """Return the raw data contained by this Model object, if it is a
28 wrapper. If not, return self.
29 """
30
31 def setData(request, data):
32 """Set the raw data referenced by this Model object, if it is a
33 wrapper. This is done by telling our Parent model to setSubmodel
34 the new data. If this object is not a wrapper, keep the data
35 around and return it for subsequent getData calls.
36 """
37
38 def lookupSubmodel(request, submodelPath):
39 """Return an IModel implementor for the given submodel path
40 string. This path may be any number of elements separated
41 by /. The default implementation splits on "/" and calls
42 getSubmodel until the path is exhausted. You will not normally
43 need to override this behavior.
44 """
45
46 def getSubmodel(request, submodelName):
47 """Return an IModel implementor for the submodel named
48 "submodelName". If this object contains simple data types,
49 they can be adapted to IModel using
50 model.adaptToIModel(m, parent, name) before returning.
51 """
52
53 def setSubmodel(request, submodelName, data):
54 """Set the given data as a submodel of this model. The data
55 need not implement IModel, since getSubmodel should adapt
56 the data to IModel before returning it.
57 """
58
59
60 class IView(Interface):
61 """A MVC View"""
62 def __init__(model, controller=None):
63 """A view must be told what its model is, and may be told what its
64 controller is, but can also look up its controller if none specified.
65 """
66
67 def modelChanged(changed):
68 """Dispatch changed messages to any update_* methods which
69 may have been defined, then pass the update notification on
70 to the controller.
71 """
72
73 def controllerFactory():
74 """Hook for subclasses to customize the controller that is associated
75 with the model associated with this view.
76
77 Default behavior: Look up a component that implements IController
78 for the self.model instance.
79 """
80
81 def setController(controller):
82 """Set the controller that this view is related to."""
83
84 def importViewLibrary(moduleOrObject):
85 """Import the given object or module into this View's view namespace
86 stack. If the given object or module has a getSubview function or
87 method, it will be called when a node has a view="foo" attribute.
88 If no getSubview method is defined, a default one will be provided
89 which looks for the literal name in the namespace.
90 """
91
92 def getSubview(request, node, model, viewName):
93 """Look for a view named "viewName" to handle the node "node".
94 When a node <div view="foo" /> is present in the template, this
95 method will be called with viewName set to "foo".
96
97 Return None if this View doesn't want to provide a Subview for
98 the given name.
99 """
100
101 def setSubviewFactory(name, factory, setup=None):
102 """Set the callable "factory", which takes a model and should
103 return a Widget, to be called by the default implementation of
104 getSubview when the viewName "name" is present in the template.
105
106 This would generally be used like this:
107
108 view.setSubviewFactory("foo", MyFancyWidgetClass)
109
110 This is equivalent to::
111
112 def wvfactory_foo(self, request, node, m):
113 return MyFancyWidgetClass(m)
114
115 Which will cause an instance of MyFancyWidgetClass to be
116 instanciated when template node <div view="foo" /> is encountered.
117
118 If setup is passed, it will be passed to new instances returned
119 from this factory as a setup method. The setup method is called
120 each time the Widget is generated. Setup methods take (request,
121 widget, model) as arguments.
122
123 This is equivalent to::
124
125 def wvupdate_foo(self, request, widget, model):
126 # whatever you want
127 """
128
129 def __adapt__(adaptable, default):
130 if hasattr(adaptable, 'original'):
131 return IView(adaptable.original, default)
132 return default
133
134
135 class IController(Interface):
136 """A MVC Controller"""
137 def setView(view):
138 """Set the view that this controller is related to.
139 """
140
141 def importControllerLibrary(moduleOrObject):
142 """Import the given object or module into this Controllers's
143 controller namespace stack. If the given object or module has a
144 getSubcontroller function or method, it will be called when a node
145 has a controller="foo" attribute. If no getSubcontroller method is
146 defined, a default one will be provided which looks for the literal
147 name in the namespace.
148 """
149
150 def getSubcontroller(request, node, model, controllerName):
151 """Look for a controller named "controllerName" to handle the node
152 "node". When a node <div controller="foo" /> is present in the
153 template, this method will be called with controllerName set to "foo".
154
155 Return None if this Controller doesn't want to provide a Subcontroller
156 for the given name.
157 """
158
159 def setSubcontrollerFactory(name, factory):
160 """Set the callable "factory", which takes a model and should
161 return an InputHandler, to be called by the default implementation of
162 getSubview when the controllerName "name" is present in the template.
163
164 This would generally be used like this::
165
166 view.setSubcontrollerFactory("foo", MyFancyInputHandlerClass)
167
168 This is equivalent to::
169
170 def wcfactory_foo(self, request, node, m):
171 return MyFancyInputHandlerClass(m)
172
173 Which will cause an instance of MyFancyInputHandlerClass to be
174 instanciated when template node <div controller="foo" /> is
175 encountered.
176 """
177
178 def __adapt__(adaptable, default):
179 if hasattr(adaptable, 'original'):
180 return IController(adaptable.original, default)
181 return default
182
183
184 class IWovenLivePage(Interface):
185 def getCurrentPage():
186 """Return the current page object contained in this session.
187 """
188
189 def setCurrentPage(page):
190 """Set the current page object contained in this session.
191 """
192
193 def sendJavaScript(js):
194 """Send "js" to the live page's persistent output conduit for
195 execution in the browser. If there is no conduit connected yet,
196 save the js and write it as soon as the output conduit is
197 connected.
198 """
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