简易列表

Posted 2020-07-06 storm47

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"

    tools:context="com.hanqi.zuoye.liebiaoviewActivity">

    <ListView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/lv"></ListView>


</LinearLayout>

显示界面

<?xml version="1.0" encoding="utf-8"?>

    <TextView xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
    android:textSize="20sp"
    android:paddingTop="10dp"
    android:paddingBottom="10dp"/>

准备的列表样界面

package com.hanqi.zuoye;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class liebiaoviewActivity extends AppCompatActivity {

    ListView lv;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_liebiaoview);
        lv=(ListView)findViewById(R.id.lv);

        //1-数据集合 Layout文件
        String []st={"A1","A2","A3","A4","A5","A6","A7","A8","A9","A0","A1","A2","A3","A4","A5","A6","A7","A8","A9","A0",};
        //创建Adpter
        ArrayAdapter<String> arrayAdapter=new ArrayAdapter<String>(this,R.layout.array_liebiao,st);
        //绑定到ListView
        lv.setAdapter(arrayAdapter);
    }
}

java代码