てすつ

gistfile1.java

 @Override
    protected void onResume() {
    	super.onResume();
    	getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
    }
    @Override
    protected void onPause() {
    	super.onPause();
    	getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);

    }