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Update window_QT.cpp

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fix tab arrow issue
This commit is contained in:
thewoz 2023-11-11 14:11:01 +01:00 committed by Alexander Smorkalov
parent 6079e22523
commit 7cd4fc2fb8
1 changed files with 4 additions and 0 deletions
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4
modules/highgui/src/window_QT.cpp
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@ -2544,6 +2544,10 @@ DefaultViewPort::DefaultViewPort(CvWindow* arg, int arg2) : QGraphicsView(arg),
setInteractive(false);
setMouseTracking(true); //receive mouse event everytime
// #13657 Tab key disables arrow keys
// #20215 QT backend: cv::waitKey() and cv::waitKeyEx() do not capture arrow keys once you click on the image or press TAB
setFocusPolicy(Qt::NoFocus);
}