Android支付接入（五）：机锋网

package com.example.blogforgfan;  
  
// 机锋应用内支付  
import com.gfan.sdk.payment.PaymentInfo;  
import com.gfan.sdk.payment.PaymentsActivity;  
import android.annotation.SuppressLint;  
import android.app.Activity;  
import android.app.AlertDialog;  
import android.content.Context;  
import android.content.Intent;  
import android.net.ConnectivityManager;  
import android.net.NetworkInfo;  
import android.os.Bundle;  
import android.os.Handler;  
import android.view.View;  
  
@SuppressLint("HandlerLeak")  
public class Fiap extends Activity {  
  
    final int CATCAP_ANDROID_PAY = 0; // 跳转Activity请求码  
    int catcap_android_pay_catcap_coin = 0; // 购买的猫币  
  
    @Override  
    protected void onCreate(Bundle savedInstanceState) {  
        // TODO Auto-generated method stub  
        super.onCreate(savedInstanceState);  
        setContentView(R.layout.activity_main);  
        findViewById(R.id.button1).setOnClickListener(  
                new View.OnClickListener() {  
  
                    @Override  
                    public void onClick(View v) {  
                        // TODO Auto-generated method stub  
                        android_pay(2);  
                    }  
                });  
    }  
  
    // ===================================  
    // JAVA  
    // ===================================  
  
    public void android_pay(int index) {  
        if (!is_can_internet(Fiap.this)) {  
            fiapHandler.sendEmptyMessage(1);  
            return;  
        }  
        int coin = 0;  
        switch (index) {  
        case 0:  
            coin = 2;  
            this.catcap_android_pay_catcap_coin = 50;  
            break;  
        case 1:  
            coin = 4;  
            this.catcap_android_pay_catcap_coin = 120;  
            break;  
        case 2:  
            coin = 6;  
            this.catcap_android_pay_catcap_coin = 200;  
            break;  
        case 3:  
            coin = 8;  
            this.catcap_android_pay_catcap_coin = 300;  
            break;  
  
        default:  
            break;  
        }  
        // coin *= 10;此处coin是人民币，换算成机锋券需*10  
        // 设置购买信息(购买的道具名，付费描述，支付金额，订单号)  
        // PS:这里需要自己组织订单号，所以需保证每次订单号是唯一的,此处传入的金额是机锋券（1元=10机锋券）  
        PaymentInfo info = new PaymentInfo("猫币", "购买游戏所用猫币", coin,  
                get_order_id());  
        // 到购买页面  
        Intent intent = new Intent(this, PaymentsActivity.class);  
        intent.putExtra(PaymentsActivity.EXTRA_KEY_PAYMENTINFO, info);  
        startActivityForResult(intent, CATCAP_ANDROID_PAY);  
    }  
  
    // ===================================  
    // Android  
    // ===================================  
    @Override  
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
        if (requestCode == CATCAP_ANDROID_PAY) { // 保证结果码跟请求码一致  
            if (resultCode == RESULT_OK) { // 支付成功,这里填写支付成功后的逻辑  
  
                new AlertDialog.Builder(this).setTitle("感谢购买猫币")  
                        .setPositiveButton("确定", null).create().show();  
  
            }  
        }  
        // 清空数据  
        this.catcap_android_pay_catcap_coin = 0;  
        super.onActivityResult(requestCode, resultCode, data);  
    }  
  
    public boolean is_can_internet(final Context context) {  
        try {  
            ConnectivityManager manger = (ConnectivityManager) context  
                    .getSystemService(Context.CONNECTIVITY_SERVICE);  
            NetworkInfo info = manger.getActiveNetworkInfo();  
            return (info != null && info.isConnected());  
        } catch (Exception e) {  
            return false;  
        }  
    }  
  
    public String get_order_id() {  
        long ran1 = get_round(1111, 9999);  
        long ran2 = get_round(1111, 9999);  
        // return android_get_umeng_channel () + "_" + ran1 +  
        // System.currentTimeMillis () + ran2;  
        return "_" + ran1 + System.currentTimeMillis() + ran2;  
    }  
  
    public long get_round(int min, int max) {  
        return Math.round(Math.random() * (max - min) + min);  
    }  
  
    Handler fiapHandler = new Handler() {  
  
        public void handleMessage(android.os.Message msg) {  
            if (msg.what == 1) {  
                new AlertDialog.Builder(Fiap.this).setTitle("提示")  
                        .setMessage("连接不到网络。").setPositiveButton("确定", null)  
                        .create().show();  
            }  
        };  
    };  
}