C#微信、支付宝扫码支付源码

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using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Threading.Tasks;using System.Windows.Forms;using System.Runtime.InteropServices;  //调用动态库一定要加入这个引用using System.Text;//一定要加入这个namespace PayTest{    public partial class Form1 : Form    { [DllImport("PayApiFun.dll", EntryPoint = "StrAddStr", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int StrAddStr(string inputstr,ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "PQRCodeEx", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int PQRCodeEx(string inputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinPayCodeEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinPayCodeEx1(string Lockappid, string Lockmchid, string Idkey, int IdkeyLock, string AuthCode, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinPayQRCodeEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinPayQRCodeEx1(string Lockappid, string Lockmchid, string Idkey, int IdkeyLock, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinQueryEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinQueryEx1(string Lockappid, string Lockmchid, string Idkey, int IdkeyLock, string OrdNum,  ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinCloseOrderEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinCloseOrderEx1(string Lockappid, string Lockmchid, string Idkey, int IdkeyLock, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayCodeEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayCodeEx1(string Lockappid, string AuthCode, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayQRCodeEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayQRCodeEx1(string Lockappid, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoQueryEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoQueryEx1(string Lockappid, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayCancelEx1", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayCancelEx1(string Lockappid, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinPayCodeEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinPayCodeEx2(string appid, string mchid, int registered, string Idkey, int IdkeyLock, string AuthCode, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinPayQRCodeEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinPayQRCodeEx2(string appid, string mchid, int registered, string Idkey, int IdkeyLock, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinQueryEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinQueryEx2(string appid, string mchid, int registered, string Idkey, int IdkeyLock, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "WeiXinCloseOrderEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int WeiXinCloseOrderEx2(string appid, string mchid, int registered, string Idkey, int IdkeyLock, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayCodeEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayCodeEx2(string appid, int registered, string AuthCode, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayQRCodeEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayQRCodeEx2(string appid, int registered, string OrdNum, string TotalFee, string inbody, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoQueryEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoQueryEx2(string appid, int registered, string OrdNum, ref IntPtr outputstr); [DllImport("PayApiFun.dll", EntryPoint = "ZhiFuBaoPayCancelEx2", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)] static extern int ZhiFuBaoPayCancelEx2(string appid, int registered, string OrdNum, ref IntPtr outputstr);   public Form1() {     InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { } private void button2_Click(object sender, EventArgs e) {     string lockappid = WXAPPID.Text.Trim();      //微信公众号     string lockmachid = WXMCHID.Text.Trim();     //商户号     int registered = 0;     //registered = 0   原始的公众号、商户号    =1 已加密授权的公众号、商户号     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string idkey = WXKEY.Text.Trim();     //API密钥     int lockkey = 0; //lockkey = 0  原始API密钥    =1 加密后的API密钥if (radioButton1.Checked == true) { lockkey = 0; } else { lockkey = 1; }     string OrdNum = textBox2.Text.Trim();     string TotalFee = textBox3.Text.Trim();     string inbody = textBox6.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     textBox5.Text = "";     button2.Text = "正在申请支付URL...";     Application.DoEvents();     //int real = WeiXinPayQRCodeEx1(lockappid, lockmachid, idkey, lockkey, OrdNum,TotalFee,inbody, ref outputs);  //第一代函数     int real = WeiXinPayQRCodeEx2(lockappid, lockmachid,registered, idkey, lockkey, OrdNum,TotalFee,inbody, ref outputs);//第二代函数     switch (real)     {  case 0:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付二维码已经生成，有效时间5分钟，可轮询调用‘查询微信订单状态’函数查询支付结果！";      textBox5.Text = Marshal.PtrToStringAnsi(outputs).ToString();      pictureBox2.ImageLocation = Environment.CurrentDirectory + "\\QRCode.bmp";      break;  case 1:      textBox1.Text = "微信支付单号：" + OrdNum + "，正在申请支付二维码，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case -10:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付二维码URL：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default :      textBox1.Text = "微信支付单号：" + OrdNum + "，申请支付URL失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }     button2.Text = "生成微信支付二维码 Ex1"; } private void Form1_Load(object sender, EventArgs e) {     pictureBox2.ImageLocation = Environment.CurrentDirectory + "\\QRCode.bmp";     textBox2.Text = DateTime.Now.ToString("yyyyMMddHHMMss")+"0001"; } private void button4_Click(object sender, EventArgs e) {     string lockappid = WXAPPID.Text.Trim();      //微信公众号     string lockmachid = WXMCHID.Text.Trim();     //商户号     int registered = 0;     //registered = 0   原始的公众号、商户号    =1 已加密授权的公众号、商户号     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string idkey = WXKEY.Text.Trim();     //API密钥     int lockkey = 0; //lockkey = 0  原始API密钥    =1 加密后的API密钥if (radioButton1.Checked == true) { lockkey = 0; } else { lockkey = 1; }     string OrdNum = textBox2.Text.Trim ();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     button4.Text = "正在查询支付结果...";     Application.DoEvents();     //int real = WeiXinQueryEx1(lockappid, lockmachid, idkey, lockkey, OrdNum, ref outputs);      //第一代函数     int real = WeiXinQueryEx2(lockappid, lockmachid,registered, idkey, lockkey, OrdNum, ref outputs);    //第二代函数     switch (real)     {  case 0:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付成功，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case 1:      textBox1.Text = "微信支付单号：" + OrdNum + "，正在支付中，请稍后查询支付状态，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }   button4.Text = "查询微信订单状态 Ex1"; } private void button9_Click(object sender, EventArgs e) {     panel1.Visible = false; } private void button8_Click(object sender, EventArgs e) {     panel1.Visible =true ; } private void button3_Click(object sender, EventArgs e) {     string lockappid = WXAPPID.Text.Trim();      //微信公众号     string lockmachid = WXMCHID.Text.Trim();     //商户号     int registered = 0;     //registered = 0   原始的公众号、商户号    =1 已加密授权的公众号、商户号     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string idkey = WXKEY.Text.Trim();     //API密钥     int lockkey = 0; //lockkey = 0  原始API密钥    =1 加密后的API密钥if (radioButton1.Checked == true) { lockkey = 0; } else { lockkey = 1; }     string AuthCode = textBox4.Text.Trim();     string OrdNum = textBox2.Text.Trim();     string TotalFee = textBox3.Text.Trim();     string inbody = textBox6.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     if(AuthCode=="")     {  MessageBox.Show("请输入正确的微信付款码！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error);  return;     }     textBox1.Text = "";     textBox5.Text = "";     button3.Text = "正在申请微信支付...";     Application.DoEvents();     //int real = WeiXinPayCodeEx1(lockappid, lockmachid, idkey, lockkey, AuthCode, OrdNum, TotalFee, inbody, ref outputs);//第一代函数     int real = WeiXinPayCodeEx2(lockappid, lockmachid,registered, idkey, lockkey, AuthCode, OrdNum, TotalFee, inbody, ref outputs);     //第二代函数     switch (real)     {  case 0:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付成功，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case 1:      textBox1.Text = "微信支付单号：" + OrdNum + "，正在支付中，请稍后查询支付状态，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "微信支付单号：" + OrdNum + "，支付失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }     button3.Text = "微信收付款码支付 Ex1"; } private void button7_Click(object sender, EventArgs e) {     string lockappid = ZFBAPPID.Text.Trim();     //支付宝APPID     int registered = 0;     //registered = 0   原始的支付宝APPID    =1 已加密授权的支付宝APPID     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string OrdNum = textBox2.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     button7.Text = "正在查询支付结果...";     Application.DoEvents();     //int real = ZhiFuBaoQueryEx1(lockappid, OrdNum, ref outputs);    //第一代函数     int real = ZhiFuBaoQueryEx2(lockappid,registered, OrdNum, ref outputs);  //第二代函数     switch (real)     {  case 0:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，支付成功，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case 1:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，正在支付中，请稍后查询支付状态，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，支付失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }   button7.Text = "查询支付宝订单状态 Ex"; } private void button6_Click(object sender, EventArgs e) {     string lockappid = ZFBAPPID.Text.Trim();     //支付宝APPID     int registered = 0;     //registered = 0   原始的支付宝APPID    =1 已加密授权的支付宝APPID     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string AuthCode = textBox4.Text.Trim();     string OrdNum = textBox2.Text.Trim();     string TotalFee = (Convert.ToDouble(textBox3.Text) / 100).ToString();     string inbody = textBox6.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     if (AuthCode == "")     {  MessageBox.Show("请输入正确的支付宝付款码！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error);  return;     }     textBox1.Text = "";     textBox5.Text = "";     button6.Text = "正在申请支付...";     Application.DoEvents();     //int real = ZhiFuBaoPayCodeEx1(lockappid, AuthCode, OrdNum, TotalFee, inbody, ref outputs);      //第一代函数     int real = ZhiFuBaoPayCodeEx2(lockappid,registered, AuthCode, OrdNum, TotalFee, inbody, ref outputs);    //第二代函数     switch (real)     {  case 0:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，支付成功，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case 1:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，正在支付中，请稍后查询支付状态，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，支付失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }     button6.Text = "支付宝付款码支付 Ex1"; } private void button5_Click(object sender, EventArgs e) {     string lockappid = ZFBAPPID.Text.Trim();     //支付宝APPID     int registered = 0;     //registered = 0   原始的支付宝APPID    =1 已加密授权的支付宝APPID     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string OrdNum = textBox2.Text.Trim();     string TotalFee =(Convert.ToDouble (textBox3.Text)/100).ToString ();     string inbody = textBox6.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     textBox5.Text = "";     button5.Text = "正在申请支付URL...";     Application.DoEvents();     //int real = ZhiFuBaoPayQRCodeEx1(lockappid, OrdNum, TotalFee, inbody, ref outputs);      //第一代函数     int real = ZhiFuBaoPayQRCodeEx2(lockappid,registered, OrdNum, TotalFee, inbody, ref outputs);    //第二代函数     switch (real)     {  case 0:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，支付二维码已经生成，有效时间5分钟，可轮询调用‘查询支付宝订单状态’函数查询支付结果！";      textBox5.Text = Marshal.PtrToStringAnsi(outputs).ToString();      pictureBox2.ImageLocation = Environment.CurrentDirectory + "\\QRCode.bmp";      break;   default:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，申请支付URL失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }     button5.Text = "生成支付宝支付二维码 Ex"; } private void button11_Click(object sender, EventArgs e) {     string lockappid = WXAPPID.Text.Trim();      //微信公众号     string lockmachid = WXMCHID.Text.Trim();     //商户号     int registered = 0;     //registered = 0   原始的公众号、商户号    =1 已加密授权的公众号、商户号     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string idkey = WXKEY.Text.Trim();     //API密钥     int lockkey = 0; //lockkey = 0  原始API密钥    =1 加密后的API密钥if (radioButton1.Checked == true) { lockkey = 0; } else { lockkey = 1; }     string OrdNum = textBox2.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     button11.Text = "正在关闭微信订单...";     Application.DoEvents();     //int real = WeiXinCloseOrderEx1(lockappid, lockmachid, idkey, lockkey, OrdNum, ref outputs); //第一代函数     int real = WeiXinQueryEx2(lockappid, lockmachid,registered, idkey, lockkey, OrdNum, ref outputs);    //第二代函数     switch (real)     {  case 0:      textBox1.Text = "微信支付单号：" + OrdNum + "，关闭成功，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "微信支付单号：" + OrdNum + "，关闭失败，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }     button11.Text = "关闭未支付的微信订单 Ex1"; } private void button10_Click(object sender, EventArgs e) {     string lockappid = ZFBAPPID.Text.Trim();     //支付宝APPID     int registered = 0;     //registered = 0   原始的支付宝APPID    =1 已加密授权的支付宝APPID     if (radioButton4.Checked == true) { registered = 0; } else { registered = 1; }     string OrdNum = textBox2.Text.Trim();     IntPtr outputs = Marshal.AllocHGlobal(255);     textBox1.Text = "";     button10.Text = "正在撒销支付宝订单...";     Application.DoEvents();     //int real = ZhiFuBaoPayCancelEx1(lockappid, OrdNum, ref outputs);    //第一代函数     int real = ZhiFuBaoPayCancelEx2(lockappid,registered, OrdNum, ref outputs);  //第二代函数     switch (real)     {  case 0:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，还未支付，已撒销成功！API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  case 1:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，撒销成功！已触发退款动作，API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;  default:      textBox1.Text = "支付宝支付单号：" + OrdNum + "，撒销失败！API接口返回的信息是：" + Marshal.PtrToStringAnsi(outputs).ToString();      break;     }   button10.Text = "撒销支付宝订单 Ex1"; } private void button9_Click_1(object sender, EventArgs e) {     panel1.Visible = false; }    }}

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