void SaveConfig() {
String id = Long.toString(robot_uid);
prefs.put(id + "_limit_top", Double.toString(limit_top));
prefs.put(id + "_limit_bottom", Double.toString(limit_bottom));
prefs.put(id + "_limit_right", Double.toString(limit_right));
prefs.put(id + "_limit_left", Double.toString(limit_left));
prefs.put(id + "_m1invert", Boolean.toString(m1invert));
prefs.put(id + "_m2invert", Boolean.toString(m2invert));
}
void LoadConfig() {
String id = Long.toString(robot_uid);
limit_top = Double.valueOf(prefs.get(id + "_limit_top", "0"));
limit_bottom = Double.valueOf(prefs.get(id + "_limit_bottom", "0"));
limit_left = Double.valueOf(prefs.get(id + "_limit_left", "0"));
limit_right = Double.valueOf(prefs.get(id + "_limit_right", "0"));
m1invert = Boolean.parseBoolean(prefs.get(id + "_m1invert", "false"));
m2invert = Boolean.parseBoolean(prefs.get(id + "_m2invert", "false"));
}