1
首先在布局文件中加入ListView控件
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<ListView
android:id="@+id/list_view"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</LinearLayout>
在活动文件中,添加一个数组作为数据,通过ArrayAdapter将数组信息传递给ListView控件。将其泛型指定为string,传入上下文,id,数据。最后将适配器传递进ListView。
public class MainActivity extends AppCompatActivity {
private String[] data={"A","B","C","D","E","F","G","H","I","G","K","L","M","N","P",
"Q"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ArrayAdapter<String>adapter=new ArrayAdapter<String>(
MainActivity.this,android.R.layout.simple_list_item_1,data);
ListView listView=(ListView)findViewById(R.id.list_view);
listView.setAdapter(adapter);
}
}