最后,我通过浏览不同的教程和示例找到了这个问题的答案。解决方案是:
mGender = (Spinner)findViewById(R.id.spinner1);
// Spinner method to read the on selected value
ArrayAdapter<State> spinnerArrayAdapter = new ArrayAdapter<State>(this,
android.R.layout.simple_spinner_item, new State[] {
new State("Male"),
new State("Female")});
mGender.setAdapter(spinnerArrayAdapter);
mGender.setOnItemSelectedListener(this);
public void onItemSelected(AdapterView<?> parent, View view, int position, long id)
{
// Get the currently selected State object from the spinner
State st = (State)mGender.getSelectedItem();
// Show it via a toast
toastState( "onItemSelected", st );
}
public void toastState(String name, State st)
{
if ( st != null )
{
Gen = st.name;
//Toast.makeText(getBaseContext(), Gen, Toast.LENGTH_SHORT).show();
}
}
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
您必须创建一个微调器并在 onCreate 方法中分配值。还有一个用于读取微调器值的类状态。
public class State
{
public String name = "";
public State(String _name)
{
name = _name;
}
public String toString()
{
return name;
}
}
谢谢你们....