C# winform软件 注册、授权例子源码(可做注册机)

【实例截图】

【核心代码】

客户端验证代码：

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;

namespace 注册机
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        SoftReg softReg = new SoftReg();
        private void Form1_Load(object sender, EventArgs e)
        {
            try
            {
                //判断软件是否注册
                RegistryKey retkey = Registry.CurrentUser.OpenSubKey("SOFTWARE", true).CreateSubKey("mySoftWare").CreateSubKey("Register.INI");
                foreach (string strRNum in retkey.GetSubKeyNames())
                {
                    if (strRNum == softReg.GetRNum())
                    {
                        this.labRegInfo.Text = "此软件已注册！";
                        this.btnReg.Enabled = false;
                        return;
                    }
                }
                this.labRegInfo.Text = "此软件尚未注册！";
                this.btnReg.Enabled = true;
                MessageBox.Show("您现在使用的是试用版，可以免费试用30次！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);

                Int32 tLong;    //已使用次数
                try
                {
                    tLong = (Int32)Registry.GetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0);
                    MessageBox.Show("您已经使用了"   tLong   "次！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                catch
                {
                    MessageBox.Show("欢迎使用本软件！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
                    Registry.SetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0, RegistryValueKind.DWord);
                }
                //判断是否可以继续试用
                tLong = (Int32)Registry.GetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0);
                if (tLong < 30)
                {
                    int tTimes = tLong   1;
                    Registry.SetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", tTimes);
                }
                else
                {
                    DialogResult result = MessageBox.Show("试用次数已到！您是否需要注册？", "信息", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
                    if (result == DialogResult.Yes)
                    {
                        FormRegister.state = false; //设置软件状态为不可用
                        btnReg_Click(sender, e);    //打开注册窗口
                    }
                    else
                    {
                        Application.Exit();
                    }
                }
            }catch(Exception ex){
                MessageBox.Show("请以管理员身份运行!");
                this.Close();
            }
        }

        private void btnReg_Click(object sender, EventArgs e)
        {
            FormRegister frmRegister = new FormRegister();
            frmRegister.ShowDialog();
        }

        private void btnClose_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }
    }
}

注册机部分代码：

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace 生成注册码
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        SoftReg softReg = new SoftReg();
        private void btnCreate_Click(object sender, EventArgs e)
        {
            try
            {
                string strHardware = this.txtHardware.Text;
                string strLicence = softReg.GetRNum(strHardware);
                this.txtLicence.Text = strLicence;
            }
            catch (System.Exception ex)
            {
                MessageBox.Show("输入的机器码格式错误！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
            }
        }

        private void btnExit_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }
    }
}