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Dont send add and remove class calls if no comm exists

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Jonathan Frederic 2013-11-27 09:46:23 -08:00 committed by Jonathan Frederic
parent c31ad5cf78
commit 0f34affc35
1 changed files with 8 additions and 6 deletions
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14
IPython/html/widgets/widget.py
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@ -304,9 +304,10 @@ class Widget(LoggingConfigurable):
JQuery selector to select the DOM element(s) that the class(es) will
be added to.
"""
self._comm.send({"method": "add_class",
"class_list": class_name,
"selector": selector})
if self._comm is not None:
self._comm.send({"method": "add_class",
"class_list": class_name,
"selector": selector})
def remove_class(self, class_name, selector=""):
@ -321,9 +322,10 @@ class Widget(LoggingConfigurable):
JQuery selector to select the DOM element(s) that the class(es) will
be removed from.
"""
self._comm.send({"method": "remove_class",
"class_list": class_name,
"selector": selector})
if self._comm is not None:
self._comm.send({"method": "remove_class",
"class_list": class_name,
"selector": selector})
def send(self, content):