Sinner控件动态获取下拉类别

//绑定数据源typeItems = getResources().getStringArray(R.array.data);cranesItem = new ArrayList<String>();pd = new ProgressDialog(ShujuActivity.this);mAdapter = new MyAdapter(ShujuActivity.this, data);//适配器存放数据new MyDataTask().execute();//执行异步任务类adapter = new ArrayAdapter<String>(ShujuActivity.this, android.R.layout.simple_spinner_item);adapter.setDropDownViewResource(R.layout.dropdown_stytle);//绑定Adapter到控件cranes.setAdapter(adapter);//Spinner 下拉列表cranes.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {    public void onItemSelected(AdapterView<?> arg0, View arg1, int position, long arg3) {        ((TextView) arg0.getChildAt(0)).setTextColor(Color.rgb(50, 150, 250));        //获取起重机ID识别码        CraneID = cranes.getSelectedItem().toString();        tv.setText(CraneID);        //pd = new ProgressDialog(ShujuActivity.this);        //mAdapter = new MyAdapter(ShujuActivity.this, data);//适配器存放数据        //new MyDataTask().execute();    }    public void onNothingSelected(AdapterView<?> arg0) {    }});