[안드로이드 스튜디오] 리스트 뷰

 

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XML

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">
    <ListView
        android:id="@+id/listView"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

    </ListView>

</RelativeLayout>

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JAVA

package com.example.a08_08;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

public class MainActivity extends Activity {

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

        String[] data = {"Apple", "Apricot", "Avocado", "Banana", "Blackberry", "Blueberry", "Cherry", "Coconut", "Cranberry", "Grape Raisin", "Honeydew", "Jackfruit", "Lemon", "Lime", "Mango", "Watermelon"};

        // arrayadater를 사용하여 데이터를 listview에 연결
        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, data);
        ListView listView = findViewById(R.id.listView);
        listView.setAdapter(adapter);

        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                String selectedItem = data[position];
                Toast.makeText(getApplicationContext(), "선택한 항목: " + selectedItem, Toast.LENGTH_SHORT).show();
            }
        });
    }
}

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