Package pyjamas :: Module Factory
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Source Code for Module pyjamas.Factory

 1  # Copyright (C) 2009 Luke Kenneth Casson Leighton <lkcl@lkcl.net> 
 2  # 
 3  # Pyjamas Widget Factory.  register widgets with this module, 
 4  # for dynamic use in applications.  please observe namespaces. 
 5  # 
 6  # * pyjamas.ui namespace is used for widgets in library/pyjamas/ui 
 7   
 8  #from __pyjamas__ import doc 
 9  from pyjamas import DOM 
10   
11  factory = {} 
12   
13 -def registerClass(modname, klsname, kls):
14 global factory 15 if modname is None: 16 modname = '.'.join(['pyjamas.ui', klsname]) 17 name = '.'.join([modname, klsname]) 18 factory[name] = kls
19
20 -def lookupClass(name):
21 return factory[name]
22
23 -def createWidgetOnElement(element):
24 fc = DOM.getAttribute(element, 'id') 25 lbr = fc.find("(") 26 klsname = fc[:lbr] 27 txtargs = fc[lbr+1:-1] 28 args = [] 29 kwargs = {} 30 for arg in txtargs.split(','): 31 findeq = arg.find('=') 32 if findeq == -1: 33 args.append(arg) 34 else: 35 k = arg[:findeq] 36 v = arg[findeq+1:] 37 if ((v[0] == "'" and v[-1] == "'") or 38 (v[0] == '"' and v[-1] == '"')): 39 # string - strip quotes 40 v = v[1:-1] 41 else: 42 # assume it's an int 43 v = int(v) 44 kwargs[k] = v 45 46 kwargs['Element'] = element 47 return lookupClass(klsname)(*args, **kwargs)
48
49 -def addPyjamasNameSpace():
50 doc().createElementNS("urn:schemas-pyjs-org:pyjs")
51 #try: 52 # ns = doc().namespaces.item("pyjs") 53 #except: 54 # doc().namespaces.add("pyjsinit", "urn:schemas-pyjs-org:pyjs") 55 #doc().createStyleSheet().cssText = "v\\:*{behavior:url(#default#VML);}" 56