public static void showMnemonics( Component c ) {
		MnemonicHandler.showMnemonics( true, c );
	}
Repaint all displayable frames and dialogs.
<p>
Useful to update UI after changing {@code TitlePane.unifiedBackground},
{@code MenuItem.selectionType} or {@code Component.hideMnemonics}.

@since 1.1.2
flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java