RegistryHelper.cs :  » RSS-RDF » RSS-Feeder » RSSFeeder » Helpers » C# / CSharp Open Source

// Copyright  2005 by Omar Al Zabir. All rights are reserved.
// 
// If you like this code then feel free to go ahead and use it.
// The only thing I ask is that you don't remove or alter my copyright notice.
//
// Your use of this software is entirely at your own risk. I make no claims or
// warrantees about the reliability or fitness of this code for any particular purpose.
// If you make changes or additions to this code please mark your code as being yours.
// 
// website http://www.oazabir.com, email OmarAlZabir@gmail.com, msn oazabir@hotmail.com

using System;
using Microsoft.Win32;

namespace RSSFeeder.Helpers{
  using RSSCommon;

  /// <summary>
  /// Summary description for RegistryHelper.
  /// </summary>
  public class RegistryHelper
  {  
    private const string REGISTRY_VALUE = "RSS Feeder Starter";

    public static void RegisterAtStartup()
    {
      // get reference to the HKLM registry key...
      RegistryKey rkHKLM = Registry.LocalMachine;
      RegistryKey rkRun;

      // get reference to Software\Microsoft\Windows\CurrentVersion\Run subkey
      // with permission to write to it...
      try
      {
        rkRun = 
          rkHKLM.OpenSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Run",true);
      }
      catch
      {
        // close the HKLM key...
        rkHKLM.Close();
        return;
      }
      
      try
      {
        // Check if there is any value already there
        //if( null != rkRun.GetValue("RSS Feeder") )
        //{
        // create a value with name same as the data...
        System.Reflection.Assembly ass = System.Reflection.Assembly.GetEntryAssembly();
        string directory = System.IO.Path.GetDirectoryName( ass.Location );
        
        string starterPath = System.IO.Path.Combine( directory, "RSSStarter.exe" );

        string parameters = string.Format( " {0} {1}", Configuration.Instance.StartupLoadDelay * 60, "RSSFeeder.exe" );
        
        rkRun.SetValue(REGISTRY_VALUE, starterPath + parameters);

        Console.WriteLine("Entry successfully created in the registry!");
        //}
      }
      catch
      {
        // error while creating entry...
        Console.WriteLine("Unable to create an entry for the application!");
      }

      // close the subkey...
      rkRun.Close();
      // close the HKLM key...
      rkHKLM.Close();
    }

    public static void UnregisterAtStartup()
    {
      // get reference to the HKLM registry key...
      RegistryKey rkHKLM = Registry.LocalMachine;
      RegistryKey rkRun;

      // get reference to Software\Microsoft\Windows\CurrentVersion\Run subkey
      // with permission to write to it...
      try
      {
        rkRun = 
          rkHKLM.OpenSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Run",true);
      }
      catch
      {
        // close the HKLM key...
        rkHKLM.Close();
        return;
      }

      try
      {
        rkRun.DeleteValue( REGISTRY_VALUE );
      }
      catch
      {
      }

      // close the subkey...
      rkRun.Close();
      // close the HKLM key...
      rkHKLM.Close();
    }
  }
}