flowbox: don’t try to focus or draw NULL widgets
authorMatthias Clasen <mclasen@redhat.com>
Thu, 6 Apr 2017 00:10:09 +0000 (20:10 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Thu, 6 Apr 2017 00:15:32 +0000 (20:15 -0400)
commit7860e2d5cd736d31cbf2faf938da0a9c5017d45c
tree60e852c7dfc1b37943f16deb6e6f3f53a8fa6e17
parentfc702671580b43a655122a2316d7b95abf8f81a0
flowbox: don’t try to focus or draw NULL widgets

Rubberbanding over an empty area results in warnings, due to the code
trying to focus and queue a null pointer for drawing.

https://bugzilla.gnome.org/show_bug.cgi?id=780734
gtk/gtkflowbox.c