Reset the expander column when clearing columns in generic wxDVC.
authorVadim Zeitlin <vadim@wxwidgets.org>
Tue, 20 Sep 2011 18:37:08 +0000 (18:37 +0000)
committerVadim Zeitlin <vadim@wxwidgets.org>
Tue, 20 Sep 2011 18:37:08 +0000 (18:37 +0000)
commit42cbde516210997d113e3671dc0bfffb01ac6a1d
tree1fb156a4acdc0e06a968614b7383ce0fc4ea8431
parent4fcffaf0665303f5a3141f0052076af5d1dd2ce9
Reset the expander column when clearing columns in generic wxDVC.

The expander column becomes invalid when all columns are cleared, don't keep
a dangling pointer.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69165 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
src/generic/datavgen.cpp