ListView 로 리스트 만들기
#ListView 만들기
1. activity_main.xml 작성
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | <?xml version="1.0" encoding="utf-8"?> <RelativeLayout 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" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context="com.ktds.smahn.listviewapplication.MainActivity">
<ListView android:id="@+id/listView" android:layout_width="match_parent" android:layout_height="match_parent" /> </RelativeLayout>
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2. activity_my_list_adapter.xml 작성
1 2 3 4 5 6 7 8 9 10 11 12 13 | <?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:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent">
<TextView android:id="@+id/textView" android:layout_width="match_parent" android:layout_height="100dp" />
</LinearLayout> |
3. MainActivity.java 작성
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | package com.ktds.smahn.listviewapplication;
import android.content.Context; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast;
import java.util.ArrayList; import java.util.List;
public class MainActivity extends AppCompatActivity {
private ListView listView;
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main);
listView = (ListView) findViewById(R.id.listView); listView.setAdapter(new MyLisAdapter(this)); }
private class MyLisAdapter extends BaseAdapter {
private List<String> list; private Context context;
public MyLisAdapter(Context context) { this.context = context;
list = new ArrayList<String>(); list.add("첫번째"); list.add("두번째"); list.add("세번째"); list.add("네번째"); list.add("다섯번째"); list.add("여섯번째"); list.add("일곱번째"); list.add("여덟번째"); }
@Override public int getCount() { return list.size(); }
@Override public Object getItem(int position) { return list.get(position); }
@Override public long getItemId(int position) { return position; }
@Override public View getView(int position, View convertView, ViewGroup parent) { if(convertView == null){ LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); convertView = inflater.inflate(R.layout.activity_my_list_adapter, parent, false); }
TextView textView = (TextView) convertView.findViewById(R.id.textView); textView.setText((String) getItem(position));
textView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(v.getContext(), ((TextView)v).getText() + " 선택함.", Toast.LENGTH_SHORT).show(); } });
return convertView; } } }
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4. 실행
