Android 安卓点击列表项目我想选择2个项目(勾号)
我是一个新手,我想在点击列表视图上询问我想在特定项目上选择(勾选)标记,我知道如何获得点击项目的位置。下面是我的代码Android 安卓点击列表项目我想选择2个项目(勾号),android,android-layout,listview,Android,Android Layout,Listview,我是一个新手,我想在点击列表视图上询问我想在特定项目上选择(勾选)标记,我知道如何获得点击项目的位置。下面是我的代码 public class MainActivity extends Activity { ListView listView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);
public class MainActivity extends Activity {
ListView listView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Get ListView object from xml
listView = (ListView) findViewById(R.id.list);
// Defined Array values to show in ListView
String[] values = new String[]{"FirstName",
"FullName",
"Simple List View In Android"};
ArrayAdapter < String > adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_list_item_1, android.R.id.text1, values);
listView.setClickable(true);
// Assign adapter to ListView
listView.setAdapter(adapter);
// ListView Item Click Listener
listView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// ListView Clicked item index
int itemPosition = position;
// ListView Clicked item value
String itemValue = (String) listView.getItemAtPosition(position);
// Show Alert
Toast.makeText(getApplicationContext(),
"Position :" + itemPosition + " ListItem : " + itemValue, Toast.LENGTH_LONG)
.show();
listView.getAdapter().getView(position, null, null).performClick();
}
});
}
}
公共类MainActivity扩展活动{
列表视图列表视图;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//从xml获取ListView对象
listView=(listView)findViewById(R.id.list);
//要在ListView中显示的已定义数组值
字符串[]值=新字符串[]{“FirstName”,
“全名”,
“Android中的简单列表视图”};
ArrayAdapteradapter=新的ArrayAdapter(此,
android.R.layout.simple_list_item_1,android.R.id.text1,值);
listView.setClickable(真);
//将适配器分配给ListView
setAdapter(适配器);
//ListView项目单击侦听器
setOnItemClickListener(新的OnItemClickListener(){
@凌驾
public void onItemClick(AdapterView父级、视图、,
内部位置,长id){
//ListView单击的项目索引
int itemPosition=位置;
//ListView单击的项目值
String itemValue=(String)listView.getItemAtPosition(position);
//显示警惕
Toast.makeText(getApplicationContext(),
位置:“+itemPosition+”列表项:“+itemValue,Toast.LENGTH\u LONG)
.show();
getView(位置,null,null).performClick();
}
});
}
}
谢谢..请检查示例项目。这可能会有所帮助。如果需要多个选择,请使用此选项
listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
如果您需要简要说明,请访问