highgui: preserve waitKey -1 return value
authorAlexander Alekhin <alexander.alekhin@intel.com>
Wed, 28 Dec 2016 10:06:28 +0000 (13:06 +0300)
committerAlexander Alekhin <alexander.alekhin@intel.com>
Wed, 28 Dec 2016 10:06:28 +0000 (13:06 +0300)
commitd015b55e6bdd5fb923acbd6d5f868be22c8e91d5
tree468c896771ee9c2c887be495a8e354618db19177
parent7dd3723abe8905c02e696591f5059bee2d046665
highgui: preserve waitKey -1 return value
modules/highgui/src/window.cpp