Main java

package com.itheima.xml;import android.app.Activity;import android.content.Context;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;import com.itheima.xml.util.SmsUtils;public class MainActivity extends Activity implements OnClickListener {    private Context mContext;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        mContext = this;        //1.找到控件        Button bt_backup = (Button) findViewById(R.id.bt_backup);        Button bt_restore = (Button) findViewById(R.id.bt_restore);        //2.设置点击事件        bt_backup.setOnClickListener(this);        bt_restore.setOnClickListener(this);    }    @Override    public void onClick(View v) {        switch (v.getId()) {        case R.id.bt_backup:            if(SmsUtils.backupSms_android(mContext)){                Toast.makeText(mContext, "短信备份成功", Toast.LENGTH_SHORT).show();            }else{                Toast.makeText(mContext, "短信备份失败", Toast.LENGTH_SHORT).show();            }            break;        case R.id.bt_restore:            int result = SmsUtils.restoreSms(mContext);            Toast.makeText(mContext, "成功恢复"+result+"条短信", Toast.LENGTH_SHORT).show();            break;        default:            break;        }    }}

 

 

 

 

package com.itheima.xml;import android.app.Activity;import android.content.Context;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;import com.itheima.xml.util.SmsUtils;public class MainActivity extends Activity implements OnClickListener {    private Context mContext;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        mContext = this;        //1.找到控件        Button bt_backup = (Button) findViewById(R.id.bt_backup);        Button bt_restore = (Button) findViewById(R.id.bt_restore);        //2.设置点击事件        bt_backup.setOnClickListener(this);        bt_restore.setOnClickListener(this);    }    @Override    public void onClick(View v) {        switch (v.getId()) {        case R.id.bt_backup:            if(SmsUtils.backupSms_android(mContext)){                Toast.makeText(mContext, "短信备份成功", Toast.LENGTH_SHORT).show();            }else{                Toast.makeText(mContext, "短信备份失败", Toast.LENGTH_SHORT).show();            }            break;        case R.id.bt_restore:            int result = SmsUtils.restoreSms(mContext);            Toast.makeText(mContext, "成功恢复"+result+"条短信", Toast.LENGTH_SHORT).show();            break;        default:            break;        }    }}

 

package com.itheima.xml.dao;import java.util.ArrayList;import com.itheima.xml.bean.SmsBean;public class SmsDao {    //获取短信数据，模拟一些假数据    public static ArrayList
     
       getAllSms() {        ArrayList
      
        arrayList = new ArrayList
       
        ();                SmsBean smsBean = new SmsBean();        smsBean.id = 1;        smsBean.num = "110";        smsBean.msg = "来警局做个笔录";        smsBean.date = "2015-08-29";        arrayList.add(smsBean);                        SmsBean smsBean1 = new SmsBean();        smsBean1.id = 2;        smsBean1.num = "120";        smsBean1.msg = "最近咋样";        smsBean1.date = "2015-08-29";        arrayList.add(smsBean1);                        SmsBean smsBean2 = new SmsBean();        smsBean2.id = 3;        smsBean2.num = "119";        smsBean2.msg = "火灭了吗";        smsBean2.date = "2015-08-29";        arrayList.add(smsBean2);                                return arrayList;            }}
       
      
     

 

 

package com.itheima.xml.bean;public class SmsBean {    public String num ;    public String msg;    public String date;    public int id;        }