Android入门之AutoCompleteTextView（纯java）

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.*;
import android.widget.AdapterView.OnItemClickListener;

public class AutoCompleteTextViewTest extends Activity {
private LinearLayout mainLayout=null;
private TextView tv0=null;
private TextView tv1=null;
private AutoCompleteTextView actv1=null;
private TextView tv2=null;
private AutoCompleteTextView actv2=null;

public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mainLayout_init();
setContentView(mainLayout);
}
/*mainLayout初始化*/
void mainLayout_init(){
mainLayout=new LinearLayout(this);
LinearLayout.LayoutParams lp=new LinearLayout.LayoutParams(-1, -1);
mainLayout.setLayoutParams(lp);
mainLayout.setOrientation(LinearLayout.VERTICAL);
tv0_init();
tv1_init();
actv1_init();
tv2_init();
actv2_init();
mainLayout.addView(tv0);
mainLayout.addView(tv1);
mainLayout.addView(actv1);
mainLayout.addView(tv2);
mainLayout.addView(actv2);
}
/*tv0初始化*/
void tv0_init(){
tv0=new TextView(this);
tv0.setText("这里显示操作结果\n");
tv0.append("----------华丽的分割线----------\n");
}
/*tv1初始化*/
void tv1_init(){
tv1=new TextView(this);
tv1.setText("这是英文自动填表");
}
/*actv1初始化*/
void actv1_init(){
actv1=new AutoCompleteTextView(this);
LinearLayout.LayoutParams lp=new LinearLayout.LayoutParams(-1,-2);
actv1.setLayoutParams(lp);
//字符数组是内容
String str[]={"beijing","shanghai","guangzhou","shenzhen","xiamen","beijing1","beijing2","beijing3",};
//ArrayAdapter aa是中间联系设备
ArrayAdapter<String> aa=new ArrayAdapter<String>(this,android.R.layout.simple_dropdown_item_1line,str);
//绑定
actv1.setAdapter(aa);
//监听
OnItemClickListener oicl=new OnItemClickListener(){
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {
tv0.setText("您选择了"+actv1.getText()+"\n");
tv0.append("----------华丽的分割线----------\n");
}
};
actv1.setOnItemClickListener(oicl);
}
/*tv2初始化*/
void tv2_init(){
tv2=new TextView(this);
tv2.setText("这是中文的自动填表");
}
/*actv2初始化*/
void actv2_init(){
actv2=new AutoCompleteTextView(this);
LinearLayout.LayoutParams lp=new LinearLayout.LayoutParams(-1,-2);
actv2.setLayoutParams(lp);
String str[]={"北京","上海","广州","深圳","厦门","北京1","北京2","北京3",};
ArrayAdapter<String> aa=new ArrayAdapter<String>(this,android.R.layout.select_dialog_item,str);
actv2.setAdapter(aa);
//监听
OnItemClickListener oicl=new OnItemClickListener(){
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {
tv0.setText("您选择了"+actv2.getText()+"\n");
tv0.append("----------华丽的分割线----------\n");
}
};
actv2.setOnItemClickListener(oicl);
}
}