sharedpreference自动登陆记住密码

来源：互联网发布：mysql 查询最大连接数编辑：程序博客网时间：2024/06/06 15:37
<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="bawei.com.xliscom.administrator.spjizhumima">    <application        android:allowBackup="true"        android:icon="@mipmap/ic_launcher"        android:label="@string/app_name"        android:supportsRtl="true"        android:theme="@style/AppTheme">        <activity android:name=".MainActivity">            <intent-filter>                <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity>        <activity android:name=".TwoActivity"></activity>    </application></manifest>package bawei.com.xliscom.administrator.spjizhumima;import android.content.Intent;import android.content.SharedPreferences;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.text.TextUtils;import android.view.View;import android.widget.Button;import android.widget.CheckBox;import android.widget.EditText;import android.widget.Toast;public class MainActivity extends AppCompatActivity implements View.OnClickListener {    private EditText et_name;    private EditText et_pass;    private Button btn_login;    private CheckBox cb_login;    private SharedPreferences  sp;    private SharedPreferences.Editor editor;    private CheckBox cb;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        initview();    }    private void initview() {        et_name = (EditText) findViewById(R.id.et_name);        et_pass = (EditText) findViewById(R.id.et_pass);        btn_login = (Button) findViewById(R.id.btn_login);        cb_login = (CheckBox) findViewById(R.id.cb_login);        cb = (CheckBox) findViewById(R.id.zidong);        sp=getSharedPreferences("conf",MODE_PRIVATE);        editor=sp.edit();        btn_login.setOnClickListener(this);        boolean flag = sp.getBoolean("boolean", false);        if(flag){            cb_login.setChecked(true);            String name = sp.getString("name", "");            String trim = sp.getString("pass", "");            et_name.setText(name);            et_pass.setText(trim);        }        boolean cb2 = sp.getBoolean("cb", false);        if(cb2){            cb.setChecked(true);            Intent in=new Intent(MainActivity.this,TwoActivity.class);            startActivity(in);        }    }    @Override    public void onClick(View v) {        //记住密码        boolean checked = cb_login.isChecked();        if(checked){            String name = et_name.getText().toString().trim();            String trim = et_pass.getText().toString().trim();            if(TextUtils.isEmpty(name)||TextUtils.isEmpty(trim)){                Toast.makeText(MainActivity.this, "请输入完整信息", Toast.LENGTH_SHORT).show();            }            editor.putString("name",name);            editor.putString("pass",trim);            editor.putBoolean("boolean",true);            editor.commit();        }else{            editor.clear();            editor.commit();        }        final boolean checked1 = cb.isChecked();        if(checked1){            editor.putBoolean("cb",true);            editor.commit();        }        Intent in=new Intent(MainActivity.this,TwoActivity.class);        startActivity(in);    }}
0 0