PROGRAMMING

CustomListView 본문

Android

CustomListView

Raccoon2125 2020. 11. 4. 14:12

1. 구성

 

2. listitem.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/topLayout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="#eeeeee"
    android:padding="8dp">

    <ImageView
        android:id="@+id/imageMovie"
        android:layout_width="96dp"
        android:layout_height="96dp"
        app:srcCompat="@mipmap/ic_launcher" />

    <LinearLayout
        android:id="@+id/movieLayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:orientation="vertical">

        <TextView
            android:id="@+id/movieTitle"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:textSize="17dp"
            android:textStyle="bold" />

        <TextView
            android:id="@+id/movieRating"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:textSize="15dp" />

        <TextView
            android:id="@+id/movieGenre"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginTop="3dp"
            android:textColor="#666666"
            android:textSize="13dp" />

        <TextView
            android:id="@+id/movieYear"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="right"
            android:textColor="#888888"
            android:textSize="12dp" />
    </LinearLayout>
</LinearLayout>

3. MainActivity.java

package com.example.a201104_3;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    ListView listMovie;
    String[] titles = {"1987(2017)", "cityOfCrime(2017)", "kissingBooth(2018)", "okMadam(2019)",
            "search(2018)", "theWitch(2018)", "us(2019)"};
    Integer[] images = {R.drawable.movie_1987, R.drawable.movie_cityofcrime, R.drawable.movie_kissingbooth,
            R.drawable.movie_okmadam, R.drawable.movie_search, R.drawable.movie_thewitch, R.drawable.movie_us};
    String[] ratings = {"4.2", "3.5", "4.0", "4.5", "4.8", "5.0", "2.9"};
    String[] genres = {"DRAMA", "ACTION", "MELO", "COMIC", "DRAMA", "ACTION", "HORROR"};
    String[] years = {"2017", "2017", "2018", "2019", "2018", "2018", "2019"};

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

        CustomList adapter = new CustomList(MainActivity.this);
        listMovie = (ListView) findViewById(R.id.listMovie);
        listMovie.setAdapter(adapter);
        listMovie.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                Toast.makeText(getApplicationContext(), titles[+position], Toast.LENGTH_SHORT).show();
            }
        });
        listMovie.setAdapter(adapter);
    }

    private class CustomList extends ArrayAdapter<String> {
        private final Activity context;
        public CustomList(@NonNull Activity context) {
            super(context, R.layout.listitem, titles);
            this.context = context;
        }

        @NonNull
        @Override
        public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
            LayoutInflater inflater = context.getLayoutInflater();
            View rowView = inflater.inflate(R.layout.listitem, null, true);
            ImageView imageView = (ImageView) rowView.findViewById(R.id.imageMovie);
            TextView title = (TextView) rowView.findViewById(R.id.movieTitle);
            TextView rating = (TextView) rowView.findViewById(R.id.movieRating);
            TextView genre = (TextView) rowView.findViewById(R.id.movieGenre);
            TextView year = (TextView) rowView.findViewById(R.id.movieYear);

            title.setText(titles[position]);
            imageView.setImageResource(images[position]);
            rating.setText(ratings[position]);
            genre.setText(genres[position]);
            year.setText(years[position]);
            return rowView;
        }
    }
}

4. activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <ListView
        android:id="@+id/listMovie"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        tools:listitem="@layout/listitem"/>
</LinearLayout>

5. 결과

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