C# Infralution Licensing System学习笔记（四）Compact Framework Application应用

来源：互联网发布：苹果播放器哪个好知乎编辑：程序博客网时间：2024/05/01 06:45

记得添加引用参考Infralution.Licensing.CF.dll，这一点与前三篇不同，其他一致，这里就不再叙述。相关代码如下，供大家参考。

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Infralution.Licensing.CF;
namespace Geoff.DeviceApplication
{
    public partial class Form1 : Form
    {
        const string LICENSE_PARAMETERS =
            @"<LicenseParameters>
                <RSAKeyValue>
                    <Modulus>rzRJ6dZ4ZTJ8/EzFtq2XIaik7QBSc24b8i8KJrPaxXGiCMDFcj8JtEFePa1SYX1W3cQoiwvCAF/MYmkXto74WdApYzILel+bOHSaUXTImrxpPtykNhPD7fF3PEXxrLRrTjUWQyEX5+XSaNPstmbDJw/Zg83mraCfmGeLcsiEypM=</Modulus>
                    <Exponent>AQAB</Exponent>
                </RSAKeyValue>
                <DesignSignature>GJYsK2rQE7uj539+QCyJ3Z2GyrNEZQNxruxOQR6P2jo+Ze3Ev5Kgbf3N33RaLf7oEUsZNF4Gv7w5UFgYcdHzCphqznt4vcR++u9tb0sC5m6hf26538GXhkNodyVR9FDcv1AX4+PaM/kY+Z8mrMMmC148lYPpCHypXvgjOmDd9oQ=</DesignSignature>
                <RuntimeSignature>coZIUnOTaRZCIa67HBMM6/xbkQNYS+l4ROeLmzn7SqRamBwP7cbfOEAsxlFV2roKlY6oz1B91/PYcTVPLfWahwjHaiAaLjKAosXK41yZOozu0vRWpv4H9ERiEli0pYX0M8fMBIkvSDT6n9X9T/6U4ujyefv8b4IxbYsB3zsjjx0=</RuntimeSignature>
                <KeyStrength>7</KeyStrength>
             </LicenseParameters>";
        const string LICENSE_FILE = "Licensed.lic";
        public Form1()
        {
            InitializeComponent();
            EncryptedLicenseProvider provider = new EncryptedLicenseProvider();
            EncryptedLicense license = provider.GetLicense(LICENSE_PARAMETERS, LICENSE_FILE);
            if (license == null)
            {
                LicenseInstallForm licenseForm = new LicenseInstallForm();
                license = licenseForm.ShowDialog("DeviceApp", LICENSE_FILE);
                if (license != null)
                {
                    MessageBox.Show("程式授权");
                }
            }
            if (license == null)
            {
                EvaluationMonitor monitor = new EvaluationMonitor("DeviceApp");
                if (monitor.DaysInUse > 30 || monitor.Invalid)
                {
                    MessageBox.Show("程式评估期限过期");
                    Application.Exit();
                }
                else
                {
                    MessageBox.Show(string.Format("程式30天评估期，已使用{0}天", monitor.DaysInUse)); 
                }
            }
        }
    }
}