我已经解决了如何显示前三名得分的问题，而不是前三名球员的各自姓名

Question

这是显示三个最高分的jave文件，但我不知道如果我想显示三个最高分者的名字，代码是什么。我是否使用三个新字符串为高分者编写相同的条件结构？我不想使用谷歌排行榜，我想遵循与高分相同的结构。

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.content.Context;
import android.content.Intent;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.content.SharedPreferences;

public class recordofscores extends AppCompatActivity {
private Button btn_logout;
private TextView tvEmail, yourscore, highestscore;
private Session session;
public static final String MyPREFERENCES="MyPrefs";
public static final String Name="nameKey";
SharedPreferences sharedpreferences;
public static final String savedname = "scorerOne";
String name;
int lastScore;
int best1,best2, best3;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate (savedInstanceState);
setContentView (R.layout.activity_recordofscores);

sharedpreferences=getSharedPreferences (MyPREFERENCES, Context.MODE_PRIVATE);

yourscore=(TextView) findViewById (R.id.yourscore);
highestscore=(TextView) findViewById (R.id.highestscore);
tvEmail = (TextView) findViewById (R.id.tvEmail);
tvEmail.setText (sharedpreferences.getString (Name, "n") + " is logged in");
SharedPreferences preferences=getSharedPreferences ("PREFS", 0);
lastScore=preferences.getInt ("lastScore", 0);
best1=preferences.getInt ("best1", 0);
best2=preferences.getInt ("best2", 0);
best3=preferences.getInt ("best3", 0);
if (lastScore > best3) {
best3=lastScore;
SharedPreferences.Editor editor=preferences.edit ( );
editor.putInt ("best3", best3);
editor.apply ( );
}
if (lastScore > best2) {
int temp=best2;
best2=lastScore;
best3=temp;
SharedPreferences.Editor editor=preferences.edit ( );
editor.putInt ("best3", best3);
editor.putInt ("best2", best2);
editor.apply ( );
}
if (lastScore > best1) {
int temp=best1;
best1=lastScore;
best2=temp;
SharedPreferences.Editor editor=preferences.edit ( );
editor.putInt ("best2", best2);
editor.putInt ("best1", best1);
editor.apply ( );
}

yourscore.setText (sharedpreferences.getString (Name, "n") + " - " + lastScore);
highestscore.setText("1 - " + best1 +" n" +
"2 - " + best2 + "n" +
"3 - " + best3 );


session = new Session(this);
if(!session.loggedin()){
logout();
}
btn_logout = (Button)findViewById(R.id.btn_logout);
btn_logout.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
logout();
}
});
}
private void logout(){
session.setLoggedin(false);
finish();
startActivity(new Intent(recordofscores.this,LoginActivity.class));
}
}`

Answer 1

您可以在sharedpreferences中保存三个String或使用Room将数据保存在本地数据库中。Room将为您提供一种保存表而不是单个对象的简单方法，因此，如果您想保存更多参数或更多分数(例如最后 100 个分数(，这将很容易。客房指南