基本信息
源码名称:下拉列表Spinner入门级示例代码
源码大小:1.15M
文件格式:.rar
开发语言:Java
更新时间:2015-04-25
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源码介绍
非常入门级的示例,适合新手
非常入门级的示例,适合新手
package com.example.spinner;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.Adapter;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.TextView;
public class MainActivity extends Activity implements OnItemSelectedListener{
private Spinner spinner;
private TextView textview;
private Spinner spinner1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
SpinnerAll();
}
void SpinnerAll(){
textview = (TextView)findViewById(R.id.textview);
spinner = (Spinner)findViewById(R.id.spinnewld);
spinner1 = (Spinner)findViewById(R.id.Spiner);
spinner();
// ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(this,R.array.kang_array1,android.R.layout.simple_spinner_item);
// spinner1.setAdapter(adapter1);
spinner.setOnItemSelectedListener(this);
}
void spinner(){
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,R.array.kang_array,android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(adapter);
}
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
String se = arg0.getItemAtPosition(arg2).toString();
if(se.equals("shao")){
ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(this,R.array.kang_array2,android.R.layout.simple_spinner_item);
spinner1.setAdapter(adapter1);
}else
if (se.equals("kang")){
ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(this,R.array.kang_array1,android.R.layout.simple_spinner_item);
spinner1.setAdapter(adapter1);
}
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
}