我想初始化一個片段中的下拉列表。 我收到以下錯誤。構造函數ArrayAdapter(FragTasbeeh,int,String [])未定義 也可以解釋如何在片段中使用活動類,因爲一次只能擴展一個類。取而代之的在ArrayAdapter中使用微調錯誤的微調器是未定義的
ArrayAdapter <String> adapter =
new ArrayAdapter <String> (this, android.R.layout.simple_spinner_item, items);
{
public class FragTasbeeh extends Fragment {
ImageView ivIcon;
TextView tvItemName;
Button add;
int counter = 0;
public static final String IMAGE_RESOURCE_ID = "iconResourceID";
public static final String ITEM_NAME = "itemName";
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.tasbeeh, container, false);
if (savedInstanceState == null) {
counter = 0;
} else {
counter = savedInstanceState.getInt("counter", 0);
}
return view;
}
@
Override
public void onActivityCreated(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onActivityCreated(savedInstanceState);
add = (Button) getActivity().findViewById(R.id.button1);
tvItemName = (TextView) getActivity().findViewById(R.id.textView1);
add.setOnClickListener(new View.OnClickListener() {
@
Override
public void onClick(View v) {
// TODO Auto-generated method stub
counter++;
tvItemName.setText(counter + "");
}
});
}
private Spinner spinner;
public static final String[] items = {
"1", "2", "3"
};
@
Override
public void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
Spinner dropdown = (Spinner) getActivity().findViewById(R.id.spin);
String[] items = new String[] {
"1", "2", "three"
};
ArrayAdapter <String> adapter = new ArrayAdapter <String> (this, android.R.layout.simple_spinner_item, items);
dropdown.setAdapter(adapter);
}
}
}