小编new*_*ewb的帖子

嗨我在登录时遇到了一些问题,实际上我试图通过检查数据库中的用户名来编辑登录并编辑文本值,但它无法正常工作.以下是我的代码.我有点迷惑得到EditTextvalue

package com.example.employeemanager;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class Login extends Activity {

    SQLiteDatabase db;
    EditText unameedt;
    String unam;
    String pass;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.login);
        Button logbtn = (Button) findViewById(R.id.loginbtn);
        Button signup = (Button) findViewById(R.id.signup);
        EditText unameedt = (EditText) findViewById(R.id.editText1);
        EditText passedt = (EditText) findViewById(R.id.editText2);
        db = openOrCreateDatabase("Employeemanager", MODE_PRIVATE, null);
        unam = unameedt.getText().toString();
        pass = …