,我现在利用listview  现在我想实现  选中listview 的某一行之后,那一行突出显示,然后可以对其中的数量进行修改,应该怎么实现呢。
database= SQLiteDatabase.openOrCreateDatabase(DBManager.DB_PATH + "/" + DBManager.DB_NAME, null);
        Cursor cursorone= database.rawQuery("select _id,barcode,number from t_firstcheckinfo ", null);
        if(cursorone.moveToFirst())
        {
          //创建SimpleCursorAdapter适配器将数据绑定到item显示控件上  
          SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, R.layout.item, cursorone,   
                new String[]{"barcode", "number",}, new int[]{R.id.barcode, R.id.number});  
          listView.setAdapter(adapter);  
       
        //条目点击事件  
           listView.setOnItemClickListener(new ItemClickListener());  
        }
public class ItemClickListener implements OnItemClickListener {     @Override
  public void onItemClick(AdapterView<?> parent, View view, int position,
long id) {
// TODO Auto-generated method stub
 
            ListView listView = (ListView) parent;  
            Cursor cursor = (Cursor) listView.getItemAtPosition(position);  
            String personid = String.valueOf(cursor.getInt(cursor.getColumnIndex("_id"))); 
            Toast.makeText(getApplicationContext(), personid, 1).show();  
        }  
还望各位大神 帮帮忙,给看看具体怎么实现呢。android开发listview选中一行高亮显示对那一行数据中的某个变量修改