Pavel Rojtberg 358ec04413 highgui: add property WND_PROP_VISIBLE ... checks whether the window exists and is visible. On QT closing a window merley hides it, so the common hack for checking whether a window exists exists = cv2.getWindowProperty(.., 0) >= 0 does not work.		2016-10-28 11:35:02 +02:00
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highgui	highgui: add property WND_PROP_VISIBLE	2016-10-28 11:35:02 +02:00
highgui.hpp	highgui: add property WND_PROP_VISIBLE	2016-10-28 11:35:02 +02:00