/**
 * 專門訪問和設定SharePreference的工具類, 儲存和配置一些設定資訊
 */
public class PrefUtils {


private static final String SHARE_PREFS_NAME = "sp";


public static void putBoolean(Context ctx, String key, boolean value) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);
pref.edit().putBoolean(key, value).commit();
}


public static boolean getBoolean(Context ctx, String key,
boolean defaultValue) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);


return pref.getBoolean(key, defaultValue);
}


public static void putString(Context ctx, String key, String value) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);


pref.edit().putString(key, value).commit();
}


public static String getString(Context ctx, String key, String defaultValue) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);


return pref.getString(key, defaultValue);
}


public static void putInt(Context ctx, String key, int value) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);


pref.edit().putInt(key, value).commit();
}


public static int getInt(Context ctx, String key, int defaultValue) {
SharedPreferences pref = ctx.getSharedPreferences(SHARE_PREFS_NAME,
Context.MODE_PRIVATE);


return pref.getInt(key, defaultValue);
}


}

進階可以看這個:http://blog.csdn.net/crazymo_/article/details/53448189