You can't add your own style selectors to widgets. You can try to address QDialog:hover or MyDialog:hover but make sure first the widget receives hover events at all. But if the :hover state is not handled by QDialog, there is nothing you can do.
You can't add your own style selectors to widgets. You can try to address QDialog:hover or MyDialog:hover but make sure first the widget receives hover events at all. But if the :hover state is not handled by QDialog, there is nothing you can do.
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