Android：实现一个CaseLogin数据存储

来源：互联网发布：linux单用户模式怎么进编辑：程序博客网时间：2024/05/16 03:17
具体代码如下：
LoginActivity
package cn.edu.bzu.case_login;import android.content.Intent;import android.content.SharedPreferences;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.CheckBox;import android.widget.EditText;import android.widget.Toast;public class LoginActivity extends AppCompatActivity {    private CheckBox CBPass;    private EditText Name;    private EditText Password;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_login);        this.read();    }//存    public void save(View view) {        Name = (EditText) findViewById(R.id.etName);        Password = (EditText) findViewById(R.id.etPassword);        CBPass = (CheckBox) findViewById(R.id.cbPass);        String name = Name.getText().toString();        String password = Password.getText().toString();        Boolean cbpass = CBPass.isChecked();  //正确的用户名和密码        if (name.equals("admin") && password.equals("123456")) {              SharedPreferences sp = getSharedPreferences("data", MODE_PRIVATE);            SharedPreferences.Editor editor = sp.edit();            editor.putString("etName", name);            editor.putString("etPassword", password);            editor.putBoolean("Click", cbpass);            editor.commit();            Intent intent = new Intent(LoginActivity.this, WelActivity.class);            startActivity(intent);        } else {            Toast.makeText(LoginActivity.this, "用户名或密码错误", Toast.LENGTH_SHORT).show();        }    }//读    public void read() {        Name = (EditText) findViewById(R.id.etName);        Password = (EditText) findViewById(R.id.etPassword);        CBPass = (CheckBox) findViewById(R.id.cbPass);        SharedPreferences sp = getSharedPreferences("data", MODE_PRIVATE);        String name = sp.getString("etName", "");        String password = sp.getString("etPassword", "");        boolean cbpass = sp.getBoolean("Click", false);//判断是否选中保存密码按钮        if (cbpass == true) {            Password.setText(password);            Name.setText(name);            CBPass.setChecked(cbpass);        } else {            Password.setText("");            Name.setText(name);            CBPass.setChecked(cbpass);        }    }}1
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