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baseclass: Build error object on demand

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Should speed things up a tiny bit in the common case
This commit is contained in:
Cole Robinson 2013-09-01 20:24:15 -04:00
parent f141c77c45
commit bbf51ee3cb
1 changed files with 9 additions and 3 deletions
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12
virtManager/baseclass.py
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@ -198,8 +198,14 @@ class vmmGObjectUI(vmmGObject):
self.builder = builder
self.topwin = topwin
from virtManager import error
self.err = error.vmmErrorDialog(self.topwin)
self._err = None
def _get_err(self):
if self._err is None:
from virtManager import error
self._err = error.vmmErrorDialog(self.topwin)
return self._err
err = property(_get_err)
def widget(self, name):
return self.builder.get_object(name)
@ -210,7 +216,7 @@ class vmmGObjectUI(vmmGObject):
self.builder = None
self.topwin.destroy()
self.topwin = None
self.err = None
self._err = None
def _cleanup(self):
raise NotImplementedError("_cleanup must be implemented in subclass")