151 lines
3.7 KiB
C#
151 lines
3.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Drawing;
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namespace DevComponents.DotNetBar.Schedule
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{
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internal class NativeFunctions
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{
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#region Licensing
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#if !TRIAL
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internal static bool keyValidated = false;
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internal static int keyValidated2 = 0;
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internal static bool ValidateLicenseKey(string key)
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{
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bool ret = false;
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string[] parts = key.Split('-');
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int i = 10;
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foreach (string s in parts)
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{
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if (s == "88405280")
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i++;
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else if (s == "D06E")
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i += 10;
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else if (s == "4617")
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i += 8;
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else if (s == "8810")
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i += 12;
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else if (s == "64462F60FA93")
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i += 3;
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}
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if (i == 29)
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return true;
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keyValidated = true;
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return ret;
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}
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internal static bool CheckLicenseKey(string key)
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{
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// F962CEC7-CD8F-4911-A9E9-CAB39962FC1F, 189, 266
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string[] parts = key.Split('-');
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int test = 0;
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for (int i = parts.Length - 1; i >= 0; i--)
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{
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if (parts[i] == "A9E9")
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test += 11;
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else if (parts[i] == "F962CEC7")
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test += 12;
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else if (parts[i] == "CAB39962FC1F")
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test += 2;
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else if (parts[i] == "4911")
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test += 99;
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else if (parts[i] == "CD8F")
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test += 65;
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}
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keyValidated2 = test + 77;
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if (test == 23)
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return false;
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return true;
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}
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#endif
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#endregion
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#if TRIAL
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private static Color m_ColorExpFlag=Color.Empty;
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internal static bool CheckedThrough = false;
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internal static bool ColorExpAlt()
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{
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#if NOTIMELIMIT
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return false;
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#else
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Color clr=SystemColors.Control;
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Color clr2;
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Color clr3;
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clr2=clr;
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if(clr2.ToArgb()==clr.ToArgb())
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{
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clr3=clr2;
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}
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else
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{
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clr3=clr;
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}
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if(!m_ColorExpFlag.IsEmpty)
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{
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return (m_ColorExpFlag==Color.Black?false:true);
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}
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try
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{
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Microsoft.Win32.RegistryKey key=Microsoft.Win32.Registry.ClassesRoot;
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try
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{
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key = key.CreateSubKey("CLSID\\{57FEED69-A5E0-45e7-8E02-5F4131F5EE63}\\InprocServer32");
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}
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catch (System.UnauthorizedAccessException)
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{
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key = key.OpenSubKey("CLSID\\{57FEED69-A5E0-45e7-8E02-5F4131F5EE63}\\InprocServer32");
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}
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try
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{
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if(key.GetValue("")==null || key.GetValue("").ToString()=="")
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{
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key.SetValue("",DateTime.Today.ToOADate().ToString());
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}
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else
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{
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if(key.GetValue("").ToString()=="windows3.dll")
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{
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m_ColorExpFlag=Color.White;
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key.Close();
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key=null;
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return true;
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}
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DateTime date=DateTime.FromOADate(double.Parse(key.GetValue("").ToString()));
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if(((TimeSpan)DateTime.Today.Subtract(date)).TotalDays>28)
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{
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m_ColorExpFlag=Color.White;
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key.SetValue("","windows4.dll");
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key.Close();
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key=null;
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return true;
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}
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if(((TimeSpan)DateTime.Today.Subtract(date)).TotalDays<0)
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{
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m_ColorExpFlag=Color.White;
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key.SetValue("","windows3.dll");
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key.Close();
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key=null;
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return true;
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}
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}
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}
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finally
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{
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if(key!=null)
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key.Close();
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CheckedThrough = true;
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}
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}
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catch{}
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m_ColorExpFlag=Color.Black;
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return false;
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#endif
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}
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#endif
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}
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}
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