check that HWNDs are non-NULL before doing anything with them (part of patch 1866053)
authorVadim Zeitlin <vadim@wxwidgets.org>
Mon, 7 Jan 2008 18:43:23 +0000 (18:43 +0000)
committerVadim Zeitlin <vadim@wxwidgets.org>
Mon, 7 Jan 2008 18:43:23 +0000 (18:43 +0000)
commit52b90aa7abd254ce774fa00fa9843a11a3d359d4
treed98c7f85df4071e436f879efb42123566f395edd
parente39d30c05b9febb396cd9f133b9df7718142e299
check that HWNDs are non-NULL before doing anything with them (part of patch 1866053)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51077 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
include/wx/msw/subwin.h