.NET Automation

.NET Automation

/// SP3D CommonMiddle Registry
/// 13.12.12
static FormMain()
{
	AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(MyResolveEventHandler);
}

---

/// 
/// SP3D CommonMiddle Registry
/// 
/// 13.12.12
public static Assembly MyResolveEventHandler(object sender, ResolveEventArgs args)
{
 //This handler is called only when the common language runtime tries to bind to the assembly and fails.
 //Retrieve the list of referenced assemblies in an array of AssemblyName.
 //Loop through the array of referenced assemblies.
 foreach (AssemblyName strAssmbName in Assembly.GetExecutingAssembly().GetReferencedAssemblies())
 {
  //Look for the assembly names that have raised the "AssemblyResolve" event.
  if (((strAssmbName.Name.EndsWith("CommonMiddle")) /*&& (strAssmbName.FullName.Substring(0, strAssmbName.FullName.IndexOf(","))
   == args.Name.Substring(0, args.Name.IndexOf(",")))) ? 1 : 0) != 0*/))
  {
   //We only have this handler to deal with loading of CommonMiddle. Rest everything we don't bother.
   AppDomain.CurrentDomain.AssemblyResolve -= new ResolveEventHandler(MyResolveEventHandler);
   object regKeyValue;
   //Build the path of the assembly from where it has to be loaded.
   //Check CurrentUser,LocalMachine, 64bit CurrentUser,LocalMachine
   regKeyValue = Registry.GetValue(Registry.CurrentUser + @"\Software\Intergraph\SP3D\Installation", "INSTALLDIR", "");
   if (regKeyValue == null)
   {
    regKeyValue = Registry.GetValue(Registry.LocalMachine + @"\Software\Intergraph\SP3D\Installation", "INSTALLDIR", "");
   }
 
   if (regKeyValue == null)
   {
    regKeyValue = Registry.GetValue(Registry.CurrentUser + @"\Software\Wow6432Node\Intergraph\SP3D\Installation", "INSTALLDIR", "");
   }
 
   if (regKeyValue == null)
   {
    regKeyValue = Registry.GetValue(Registry.LocalMachine + @"\Software\Wow6432Node\Intergraph\SP3D\Installation", "INSTALLDIR", "");
   }
 
   if (regKeyValue == null)
   {
    throw new Exception("Error Reading SmartPlant 3D Installation Directory from Registry !!! Exiting");
   }
 
   string sInstallPath = regKeyValue.ToString();
 
   if (!sInstallPath.EndsWith(@"\"))
   {
    sInstallPath = sInstallPath + @"\";
   }
 
   sInstallPath = sInstallPath + @"Core\Container\Bin\Assemblies\Release\";
   //Load the assembly from the specified path and return it.
 
   return Assembly.LoadFrom(sInstallPath + "CommonMiddle.dll");
  }
 }
 
 return null;
}