public String getThemeLocater() {
		if (file != null) {
			return FILE_PREFIX + file.getAbsolutePath();
		}
		return "Default";
	}
Returns a String that can be used to find and restore this theme. 
@return  a String that can be used to find and restore this theme.
Ghidra/Framework/Gui/src/main/java/generic/theme/GTheme.java