下面是一个使用Android布局中的ListView和TextView的示例代码:
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
private ListView listView;
private TextView textView;
private String[] items = {"Item 1", "Item 2", "Item 3", "Item 4", "Item 5"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
listView = findViewById(R.id.listView);
textView = findViewById(R.id.textView);
ArrayAdapter adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, items);
listView.setAdapter(adapter);
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView> parent, View view, int position, long id) {
String selectedItem = items[position];
textView.setText("Selected item: " + selectedItem);
}
});
}
}
以上代码创建了一个包含ListView和TextView的布局,并设置了ListView的数据源和点击事件。当用户点击ListView中的项时,TextView将显示所选项的文本内容。