2飞旋在一个活动 [英] two spinner in one activity
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问题描述
我有2个微调。
这是我的活动
package com.example.belajarcombobox;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;
public class CreateComboBox extends Activity implements AdapterView.OnItemSelectedListener {
TextView selection;
TextView selection2;
String[] countries = {"Amerika","Argentina","Brazil"};
String[] city = {"London","Paris","Buenos Aires"};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
selection = (TextView) findViewById(R.id.selection);
Spinner spin = (Spinner) findViewById(R.id.spinner);
ArrayAdapter<String> aa = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, countries);
aa.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spin.setAdapter(aa);
spin.setOnItemSelectedListener(this);
selection2 = (TextView) findViewById(R.id.selection2);
Spinner spin2 = (Spinner) findViewById(R.id.spinner2);
ArrayAdapter<String> bb = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, city);
bb.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spin.setAdapter(bb);
spin2.setOnItemSelectedListener(this);
}
public void onItemSelected(AdapterView<?> parent, View v, int position, long id ){
Spinner spin = (Spinner)parent;
Spinner spin2 = (Spinner)parent;
if(spin.getId() == R.id.spinner)
{
Toast.makeText(this, "Your choose :" + countries[position],Toast.LENGTH_SHORT).show();
}
if(spin2.getId() == R.id.spinner2)
{
Toast.makeText(this, "Your choose :" + city[position],Toast.LENGTH_SHORT).show();
}
}
public void onNothingSelected(AdapterView<?> parent){
Toast.makeText(this, "Choose Countries :", Toast.LENGTH_SHORT).show();
}
}
当我运行此活动,第一个微调值是城市和第二微调值为空。
when i running this activity, the first spinner value is city and the second spinner value is empty.
如何在运行2飞旋在一个活动?
第一微调值是国家和第二微调是城市?
how to running 2 spinner in one activity? first spinner value is countries and second spinner is city?
BR
亚历
推荐答案
使用
spin2.setAdapter(bb);
而不是
spin.setAdapter(bb);
有关第二微调目前正在设置适配器
currently you are setting Adapter for second spinner
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