cubicweb: comparison web/views/tableview.py

equal deleted inserted replaced

-:6d8eb873256d
+:8a933961938e
 __docformat__ = "restructuredtext en"
 _ = unicode
 from warnings import warn
+from copy import copy
+from types import MethodType
 from logilab.mtconverter import xml_escape
 from logilab.common.decorators import cachedproperty
 from logilab.common.deprecation import class_deprecated
 view/request depending attributes on your column render.
 """
 self.view = view
 self._cw = view._cw
 self.colid = colid
+def copy(self):
+assert self.view is None
+return copy(self)
 def default_header(self):
 """Return header for this column if one has not been specified."""
 return self._cw._(self.colid)
 sortfunc = self.entity_sortvalue
 kwargs.setdefault('sortable', sortfunc is not None)
 super(EntityTableColRenderer, self).__init__(**kwargs)
 self.renderfunc = renderfunc
 self.sortfunc = sortfunc
+def copy(self):
+assert self.view is None
+# copy of attribute referencing a method doesn't work with python < 2.7
+renderfunc = self.__dict__.pop('renderfunc')
+sortfunc = self.__dict__.pop('sortfunc')
+try:
+acopy =  copy(self)
+for aname, member in[('renderfunc', renderfunc),
+('sortfunc', sortfunc)]:
+if isinstance(member, MethodType):
+member = MethodType(member.im_func, acopy, acopy.__class__)
+setattr(acopy, aname, member)
+return acopy
+finally:
+self.renderfunc = renderfunc
+self.sortfunc = sortfunc
 def render_cell(self, w, rownum):
 entity = self.entity(rownum)
 if entity is None:
 w(self.empty_cell_content)