Add Items to ListView - Android

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终归单人心
终归单人心 2020-12-05 11:16

This is my first experience with android. I\'m trying to add items to my ListView. I use Tabs, and the only way to see that the item was added is to change tab and then come

3条回答
  •  忘掉有多难
    2020-12-05 11:42

    ListView myListView = (ListView) rootView.findViewById(R.id.myListView);
    ArrayList myStringArray1 = new ArrayList();
    myStringArray1.add("something");
    adapter = new CustomAdapter(getActivity(), R.layout.row, myStringArray1);
    myListView.setAdapter(adapter);
    

    Try it like this

    public OnClickListener moreListener = new OnClickListener() {
    
        @Override
        public void onClick(View v) {
            adapter = null;
            myStringArray1.add("Andrea");
            adapter = new CustomAdapter(getActivity(), R.layout.row, myStringArray1);
            myListView.setAdapter(adapter);
            adapter.notifyDataSetChanged();
        }       
    };
    

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