Fix closing of windows when using the Qt backend#27170
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asmorkalov merged 1 commit intoopencv:4.xfrom Mar 31, 2025
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Notify the main GUI thread upon receiving a close event instead of when the windows is destroyed. Additionally there was a logic error in in GuiReceiver::isLastWindow() that is corrected. Fixes opencv#6479 and opencv#20822
asmorkalov
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Mar 31, 2025
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Tested manually with Ubuntu 24.04 and QT 6. |
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Notify the main GUI thread upon receiving a close event instead of when
the windows is destroyed. Additionally there was a logic error in in
GuiReceiver::isLastWindow() that is corrected.
Fixes #6479 and #20822
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See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request
Patch to opencv_extra has the same branch name.