@Yubin it is in IMTextEntry.cpp: http://bazaar.launchpad.net/~unity-team/unity/trunk/view/head:/plugins/unityshell/src/IMTextEntry.cpp#L49
So if you start the dash it sets the env var, then close it and unset the env var.
@Yubin it is in IMTextEntry.cpp: bazaar. launchpad. net/~unity- team/unity/ trunk/view/ head:/plugins/ unityshell/ src/IMTextEntry .cpp#L49
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So if you start the dash it sets the env var, then close it and unset the env var.