ListView OnItemClickListener与一个新的活动
问题描述:
我有一个ListView与OnItemClickListener。当我点击一个项目,我想在一个新的活动打开一个新的wiew这样的:ListView OnItemClickListener与一个新的活动
final ListView lv1 = (ListView) findViewById(R.id.ListView02);
lv1.setAdapter(new SubmissionsListAdapter(this,searchResults));
lv1.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
Intent myIntent = new Intent(v.getContext(), UserSubmissionLog.class);
startActivityForResult(myIntent, 0);
UserSubmissionLog userSubmissionLogs= new UserSubmissionLog(position);
System.out.println("Position "+position);
}
}
);
的问题是,我要点击的位置号码转移到新的活动,不知道如何做到这一点。
谢谢。
答
你应该把它添加到意图:
Intent myIntent = new Intent(v.getContext(), UserSubmissionLog.class);
myIntent.putExtra("position", position);
startActivityForResult(myIntent, 0);
,并在新的活动,请致电:
int prePosition = getIntent().getIntExtra("position", someDefaultIntValue);
答
Intent myIntent = new Intent(v.getContext(), UserSubmissionLog.class);
myIntent.putExtra("your_key_name_for_this_extra", position);
startActivityForResult(myIntent, 0);
而对于接收活动,获得通过
int值int receivedValue = getIntent().getIntExtra("your_key_name_for_this_extra", default_value);
+0
他已经这样做:) – 2012-02-16 08:50:30
答
试试这个,
public class yourClassName
{
private static listIndex = 0;
......
......
final ListView lv1 = (ListView) findViewById(R.id.ListView02);
lv1.setAdapter(new SubmissionsListAdapter(this,searchResults));
lv1.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
listIndex = position;
Intent myIntent = new Intent(v.getContext(), UserSubmissionLog.class);
startActivityForResult(myIntent, 0);
UserSubmissionLog userSubmissionLogs= new UserSubmissionLog(position);
System.out.println("Position "+position);
}
}
);
// make new static method to access listIdex from another class
private static int getListIndex()
{
return position;
}
}
+1
这是一个非常糟糕的做法。 – MByD 2012-02-16 08:52:54
他已经做到了这一点:) – 2012-02-16 08:51:16
@PareshMayani - 他在哪儿叫'putExtra'? – MByD 2012-02-16 08:52:05
很好,它的工作原理。谢谢。 – 2012-02-16 08:53:22