public void setLookAndFeel(LafType lafType, boolean useDarkDefaults) {
		throw new UnsupportedOperationException();
	}
Sets the current {@link LookAndFeel}. This is used by theme editors to allow users to
see the effects of changing LookAndFeels when configuring a theme. Setting this different
from the activeTheme's LookAndFeel setting means that the current theme is in an unsaved
state and causes the {@link #hasThemeChanges()} method to return true.
@param lafType the {@link LafType} to set the LookAndFeel to
@param useDarkDefaults true if the application should used dark defaults with this
LookAndFeel
Ghidra/Framework/Gui/src/main/java/generic/theme/ThemeManager.java