1、设备旋转前保存数据(P56)
覆盖 onSaveInstanceState(Bundle)方法
@Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); }
在onCreate方法中检查存储的bundle信息
1、设备旋转前保存数据(P56)
覆盖 onSaveInstanceState(Bundle)方法
@Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); }
在onCreate方法中检查存储的bundle信息