调用ListView对象的setOnItemClickListener()方法,设置条目的点击事件,参数:OnItemClickListener对象
使用匿名内部类实现,重写onClick()方法,传递进来的参数:ListView,当前View,position,id
根据索引位置把当前这条电话号码传回去
调用List对象的get()方法,得到Map,调用get(key)方法,得到这条电话
调用setResult()方法,返回去数据,参数:响应码,Intent对象
获取Intent对象,new出来
调用Intent对象的putExtra(key,val),把电话放进去
调用finish()方法关闭当前页面
开启这个的activity使用的是startActivityForResult()
重写onActivityResult()方法,传递进来Intent对象
判断Intent对象是否为null
调用Intent对象的getStringExtra()方法,获取到电话号码
把电话放在Edittext上,当点击下一步的时候保存到SP中
activity
package com.qingguow.mobilesafe;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
public class SecGuide3Activity extends BaseSecGuideActivity {
private EditText et_sec_phone;
private SharedPreferences sp;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_lost_find3);
et_sec_phone = (EditText) findViewById(R.id.et_sec_phone);
sp = getSharedPreferences("config", MODE_PRIVATE);
String phone = sp.getString("secphone", "");
et_sec_phone.setText(phone);
}
public void nextStep(View v) {
showNext();
}
public void preStep(View v) {
showPre();
}
@Override
public void showPre() {
Intent intent = new Intent(this, SecGuide2Activity.class);
startActivity(intent);
finish();
}
@Override
public void showNext() {
String phone = et_sec_phone.getText().toString().trim();
if (TextUtils.isEmpty(phone)) {
Toast.makeText(this, "请填写安全号码", 1).show();
return;
}
Editor editor = sp.edit();
editor.putString("secphone", phone);
editor.commit();
Intent intent = new Intent(this, SecGuide4Activity.class);
startActivity(intent);
finish();
}
/**
* 选择联系人
*/
public void selectContacts(View v) {
Intent intent = new Intent(this, SelectContactsActivity.class);
startActivityForResult(intent, 0);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
super.onActivityResult(requestCode, resultCode, data);
if (data != null) {
String phone = data.getStringExtra("phone").replace("-", "")
.replace(" ", "");
et_sec_phone.setText(phone);
}
}
}










