员工管理系统

代码说明：

实现了登陆，注册，添加删除员工信息 public class MainActivity extends Activity { private EditText etName; private EditText etSalary; private EditText etAge; private RadioGroup radioGroup; private Handler handler=new Handler(){ public void handleMessage(android.os.Message msg) { switch (msg.what) { case HANDLER_ADD_EMP_SUCCESS: Toast.makeText(MainActivity.this, "恭喜，添加成功", Toast.LENGTH_SHORT).show(); //启动ListEmpActivity finish(); break; case HANDLER_ADD_EMP_FAIL: Toast.makeText(MainActivity.this, "恭喜，添加失败:"+msg.obj, Toast.LENGTH_SHORT).show(); break; } } }; public static final int HANDLER_ADD_EMP_SUCCESS=0; public static final int HANDLER_ADD_EMP_FAIL=1; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); setViews();