Android 開發:(五)初識ListView(列表佈局)
阿新 • • 發佈:2018-11-01
效果:
xml:
<ListView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/listviewId">
</ListView>
activity:
public class ListviewActivity extends AppCompatActivity {
//資料來源
private static final String[] commonFunList = new String[]{
"ListView1",
"ListView2",
"ListView3",
"ListView4",
"ListView5"
};
private ListView listView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_listview);
listView = (ListView)findViewById(R.id.listviewId);
//setAdapter:佈局
listView.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, commonFunList));
//setOnItemClickListener:監聽點選了哪一條list
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick (AdapterView<?> adapterView, View view, int i, long l) {
Dialog alertDiaLog = new AlertDialog.Builder(ListviewActivity.this).
setMessage("您點選了第" + i + "個item").create();
alertDiaLog.show();
}
});
}
}