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@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);
Intent intent = new Intent();
// 如何在此方法中启动某个Activity,
我用intent.setClass(XXX.this, YYY.class);
startActivity(intent);
我这样启动的话,总是报:
Your content must have a ListView whose id attribute is 'android.R.id.list'
错误 ,请问大家是什么原因呐?
}
public class SettingActivity extends Activity{
private ListView listView = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.listview);
listView = (ListView) findViewById(R.id.list);
System.out.println(listView);
SimpleAdapter adapter = new SimpleAdapter(this,getData(),R.layout.setting,new String[]{"opera_img","opera_name"},new int[]{R.id.menuImageView,R.id.operationName});
listView.setAdapter(adapter);
listView.setOnItemClickListener(listener);
}
private OnItemClickListener listener = new OnItemClickListener() {
public void onItemClick(AdapterView<?> a, View v, int arg2,
long arg3) {
System.out.println(a.getId() + " " + v.getId() + " " + arg2 + " " + arg3);
Intent intent = new Intent();
switch (arg2) {
case 1:
intent.setClass(SettingActivity.this, UserSetActivity.class);
listView.getContext().startActivity(intent);
startActivity(intent);
break;
}
}
};
private List<Map<String, Object>> getData() {
List<Map<String,Object>> list = new ArrayList<Map<String,Object>>();
Map<String,Object> map = new HashMap<String, Object>();
map.put("opera_img", R.drawable.user_set);
map.put("opera_name", "用户设置");
list.add(map);
return list;
}
}
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="horizontal"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:scrollbars="vertical">
<ListView android:id="@+id/list"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
</ListView>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="horizontal"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:scrollbars="vertical">
<ListView android:id="@+id/list"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<ImageView android:id="@+id/empty"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_margin="5sp"
/>
<TextView android:id="@+id/empty"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textSize="20sp"
android:textColor="#FFFFFFFF"
android:gravity="center_vertical"
/>
</ListView>
</LinearLayout>
[Quote=引用 1 楼 dinjay 的回复:]
public class SettingActivity extends ListActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
SimpleAdapter adapter = new SimpleAdapter(this,getData(),R.layout.setting,new String[]{"opera_img","opera_name"},new int[]{R.id.menuImageView,R.id.operationName});
setListAdapter(adapter);
}
private List<Map<String, Object>> getData() {
List<Map<String,Object>> list = new ArrayList<Map<String,Object>>();
Map<String,Object> map = new HashMap<String, Object>();
map.put("opera_img", R.drawable.user_set);
map.put("opera_name", "用户设置");
list.add(map);
return list;
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);
Intent intent = new Intent();
switch (position) {
case 0:
intent.setClass(SettingActivity.this, UserSetActivity.class);
startActivity(intent);
break;
}
}
}
<ListView
android:id="@android:id/list"//这里必须是android:id/list
android:layout_width="fill_parent" //自定义
android:layout_height="wrap_content"//自定义
>
</ListView>