Android应用之个人应用软件开发(3)【SQLite数据库及理财功能实现(8)

        bt_qiandao2.setOnClickListener(newOnClickListener() {
            publicvoidonClick(View v) {
                // TODO Auto-generated method stub
                SharedPreferences my_rmb_data = getSharedPreferences(PublicDataCost.MY_RMBCost, 0);
                if(my_rmb_data.getString(PublicDataCost.TodayTime, "").toString().equals(str)==true)
                 {
                    Toast.makeText( todayspend.this, "今日已签到！", Toast.LENGTH_SHORT).show();
                 }
                 else
                 {
                       my_rmb_data.edit()
                       .putString(PublicDataCost.TodayTime, str)
                       .commit();
                       vt_qdt.setText("日期："+ str +"已签到！");
                       bt_qiandao2.setBackgroundResource(R.drawable.yqd);
                       Toast.makeText( todayspend.this, "签到成功！", Toast.LENGTH_SHORT).show();
                       onCreate(savedInstanceState);
                 }
            }
        });
       
        finalString[] AllFeild =
        {  
            PublicDataCost.ID,