AppDomain.AssemblyLoad 事件   
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
在加载程序集时发生。
public:
 event AssemblyLoadEventHandler ^ AssemblyLoad;public:
 virtual event AssemblyLoadEventHandler ^ AssemblyLoad;public event AssemblyLoadEventHandler? AssemblyLoad;public event AssemblyLoadEventHandler AssemblyLoad;[add: System.Security.SecurityCritical]
[remove: System.Security.SecurityCritical]
public event AssemblyLoadEventHandler AssemblyLoad;member this.AssemblyLoad : AssemblyLoadEventHandler [<add: System.Security.SecurityCritical>]
[<remove: System.Security.SecurityCritical>]
member this.AssemblyLoad : AssemblyLoadEventHandler Public Custom Event AssemblyLoad As AssemblyLoadEventHandler Public Event AssemblyLoad As AssemblyLoadEventHandler 事件类型
实现
- 属性
示例
下面的示例演示 了 事件 AssemblyLoad 。
若要运行此代码示例,必须提供完全限定的程序集名称。 有关如何获取完全限定程序集名称的信息,请参阅 程序集名称。
using namespace System;
using namespace System::Reflection;
ref class Test
{
public:
   static void MyAssemblyLoadEventHandler( Object^ sender, AssemblyLoadEventArgs^ args )
   {
      Console::WriteLine( "ASSEMBLY LOADED: {0}", args->LoadedAssembly->FullName );
      Console::WriteLine();
   }
};
void PrintLoadedAssemblies( AppDomain^ domain )
{
   Console::WriteLine( "LOADED ASSEMBLIES:" );
   System::Collections::IEnumerator^ myEnum = domain->GetAssemblies()->GetEnumerator();
   while ( myEnum->MoveNext() )
   {
      Assembly^ a = safe_cast<Assembly^>(myEnum->Current);
      Console::WriteLine( a->FullName );
   }
   Console::WriteLine();
}
int main()
{
   AppDomain^ currentDomain = AppDomain::CurrentDomain;
   currentDomain->AssemblyLoad += gcnew AssemblyLoadEventHandler( Test::MyAssemblyLoadEventHandler );
   PrintLoadedAssemblies( currentDomain );
   
   // Lists mscorlib and this assembly
   // You must supply a valid fully qualified assembly name here.
   currentDomain->CreateInstance( "System.Windows.Forms, Version, Culture, PublicKeyToken", "System.Windows.Forms.TextBox" );
   
   // Loads System, System::Drawing, System::Windows::Forms
   PrintLoadedAssemblies( currentDomain );
   
   // Lists all five assemblies
}
using System;
using System.Reflection;
class AssemblyLoadSnippet {
   public static void Main() {
      AppDomain currentDomain = AppDomain.CurrentDomain;
      currentDomain.AssemblyLoad += new AssemblyLoadEventHandler(MyAssemblyLoadEventHandler);
      PrintLoadedAssemblies(currentDomain);
      // Lists mscorlib and this assembly
      // You must supply a valid fully qualified assembly name here.
      currentDomain.CreateInstance("System.Windows.Forms, Version, Culture, PublicKeyToken", "System.Windows.Forms.TextBox");
      // Loads System, System.Drawing, System.Windows.Forms
      PrintLoadedAssemblies(currentDomain);
      // Lists all five assemblies
   }
   static void PrintLoadedAssemblies(AppDomain domain) {
      Console.WriteLine("LOADED ASSEMBLIES:");
      foreach (Assembly a in domain.GetAssemblies()) {
         Console.WriteLine(a.FullName);
      }
      Console.WriteLine();
   }
   static void MyAssemblyLoadEventHandler(object sender, AssemblyLoadEventArgs args) {
      Console.WriteLine("ASSEMBLY LOADED: " + args.LoadedAssembly.FullName);
      Console.WriteLine();
   }
}
open System
let printLoadedAssemblies (domain: AppDomain) =
    printfn "LOADED ASSEMBLIES:"
    for a in domain.GetAssemblies() do
        printfn $"{a.FullName}"
    printfn ""
let myAssemblyLoadEventHandler _ (args: AssemblyLoadEventArgs)  =
    printfn $"ASSEMBLY LOADED: {args.LoadedAssembly.FullName}\n"
let currentDomain = AppDomain.CurrentDomain
currentDomain.AssemblyLoad.AddHandler(AssemblyLoadEventHandler myAssemblyLoadEventHandler)
printLoadedAssemblies currentDomain
// Lists mscorlib and this assembly
// You must supply a valid fully qualified assembly name here.
currentDomain.CreateInstance("System.Windows.Forms, Version, Culture, PublicKeyToken", "System.Windows.Forms.TextBox")
// Loads System, System.Drawing, System.Windows.Forms
printLoadedAssemblies currentDomain
// Lists all five assemblies
Option Strict On
Option Explicit On
Imports System.Reflection
Module Test
   
   Sub Main()
      Dim currentDomain As AppDomain = AppDomain.CurrentDomain
      AddHandler currentDomain.AssemblyLoad, AddressOf MyAssemblyLoadEventHandler
      
      PrintLoadedAssemblies(currentDomain)
      ' Lists mscorlib and this assembly
      ' You must supply a valid fully qualified assembly name here.      
      currentDomain.CreateInstance("System.Windows.Forms,Version,Culture,PublicKeyToken", "System.Windows.Forms.TextBox")
      ' Loads System, System.Drawing, System.Windows.Forms
      
      PrintLoadedAssemblies(currentDomain)
      ' Lists all five assemblies
   End Sub
   
   Sub PrintLoadedAssemblies(domain As AppDomain)
      Console.WriteLine("LOADED ASSEMBLIES:")
      Dim a As System.Reflection.Assembly
      For Each a In domain.GetAssemblies()
         Console.WriteLine(a.FullName)
      Next a
      Console.WriteLine()
   End Sub
   
   Sub MyAssemblyLoadEventHandler(sender As Object, args As AssemblyLoadEventArgs)
      Console.WriteLine("ASSEMBLY LOADED: " + args.LoadedAssembly.FullName)
      Console.WriteLine()
   End Sub
End Module 'Test
注解
此 AssemblyLoadEventHandler 事件的委托指示加载的程序集。
若要为此事件注册事件处理程序,必须具有所需的权限,否则 SecurityException 会引发 。
有关处理事件的详细信息,请参阅 处理和引发事件。