查询流量信息

源码简介

根据选项选中运营商查询流量信息,调用系统发短信,系统查收到短信,自动将流量信息返回到页面上。
源码截图

源码片段：

@Override 
    protected void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.activity_service); 
        initView(); 
        initContentObserver(); 
    } 
  
    private void initView() { 
        yongde = (TextView) findViewById(R.id.yong); 
        shengxia = (TextView) findViewById(R.id.wu); 
    } 
  
    private void initContentObserver() { 
        mUri = Uri.parse("content://sms/"); 
        mContentResolver = this.getContentResolver(); 
        mContentResolver.registerContentObserver(mUri, true, 
                new SMSContentObserver(new Handler())); 
    } 
  
    private class SMSContentObserver extends ContentObserver { 
        public SMSContentObserver(Handler handler) { 
            super(handler); 
        } 
  
        public void onChange(boolean selfChange) { 
            super.onChange(selfChange); 
              
            String[] projection = new String[] { "_id", "address", "body", 
                    "type", "read" }; 
              
            String where = " address = '10086' AND read = '0'"; 
            Cursor cursor = mContentResolver.query(mUri, projection, where, 
                    null, "date desc"); 
              
            while (cursor.moveToNext()) { 
                String address = cursor.getString(cursor 
                        .getColumnIndex("address")); 
                String body = cursor.getString(cursor.getColumnIndex("body")); 
                int id = cursor.getInt(cursor.getColumnIndex("_id")); 
                String type = cursor.getString(cursor.getColumnIndex("type")); 
  
                System.out.println(body); 
                if (body.length() >= 10) { 
                    int yStart = body.indexOf("MB"); 
                    int yEnd = body.indexOf("已使用"); 
                    int wStart = body.lastIndexOf("MB"); 
                    int wEnd = body.lastIndexOf("剩    余"); 
                    String used = body.substring(yEnd,yStart); 
                    String Surplus = body.substring( wEnd,wStart); 
                    yongde.setText(used + " MB"); 
                    shengxia.setText(Surplus + " MB"); 
                    System.out.println(used + Surplus); 
  
                } 
            } 
        } 
    } 

源码下载：http://down.51cto.com/data/2015697