This appears to be a bug in Swing on mac. The workaround is to click on the combo box with the mouse, hold down the mouse button, hover the mouse pointer over the option you want, and then release the button. I have added a note to the docs. There's not much else I can do.
This appears to be a bug in Swing on mac. The workaround is to click on the combo box with the mouse, hold down the mouse button, hover the mouse pointer over the option you want, and then release the button. I have added a note to the docs. There's not much else I can do.