Nimbus L&F missing divider at JTabbedPane set to scroll
I am missing the blue horizontal divider between the tabs and the content in a Nimbus L&F TabbedPane set to SCROLL (other L&Fs (default & windows) provide those). As you can see the problem is limited to new JTabbedPane(JTabbedPane.TOP, JTabbedPane.SCROLL_TAB_LAYOUT) (top of the picture) while the default with WRAP does not show this behaviour (bottom of the picture). It should be possible to change something like this by overriding parts of the NimbusDefaults.class . Here is an excerpt: //Initialize TabbedPane d.put("TabbedPane.contentMargins", new InsetsUIResource(0, 0, 0, 0)); d.put(