Type.GetTypeFromProgID 方法

定義

命名空間:

System

組件:

System.Runtime.dll

取得與指定之程式標識碼 （ProgID） 相關聯的型別。

多載

GetTypeFromProgID(String)	取得與指定之程式識別碼 （ProgID） 相關聯的型別，如果在載入 Type時發生錯誤，則傳回 null。
GetTypeFromProgID(String, Boolean)	取得與指定之程式識別碼 （ProgID） 相關聯的型別，指定是否要在載入類型時發生錯誤時擲回例外狀況。
GetTypeFromProgID(String, String)	從指定的伺服器取得與指定之程式標識碼 （progID） 相關聯的類型，如果載入類型時發生錯誤，則傳回 null。
GetTypeFromProgID(String, String, Boolean)	從指定的伺服器取得與指定之程式標識碼 （progID） 相關聯的型別，指定載入類型時是否要擲回例外狀況。

GetTypeFromProgID(String)

來源:

Type.cs

取得與指定之程式識別碼 （ProgID） 相關聯的型別，如果在載入 Type時發生錯誤，則傳回 null。

public:
 static Type ^ GetTypeFromProgID(System::String ^ progID);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public static Type? GetTypeFromProgID (string progID);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
static member GetTypeFromProgID : string -> Type

Public Shared Function GetTypeFromProgID (progID As String) As Type

參數

progID

String

要取得之型別的 ProgID。

傳回

Type

如果 progID 是登錄中的有效專案，且類型與它相關聯，則為與指定 ProgID 相關聯的類型;否則，null。

屬性

SupportedOSPlatformAttribute

例外狀況

ArgumentException

progID null。

備註

為 COM 支援提供這個方法。 ProgID 不會用於Microsoft .NET Framework 中，因為它們已被命名空間概念取代。

另請參閱

• GetProgIdForType(Type)

GetTypeFromProgID(String, Boolean)

來源:

Type.cs

取得與指定之程式識別碼 （ProgID） 相關聯的型別，指定是否要在載入類型時發生錯誤時擲回例外狀況。

public:
 static Type ^ GetTypeFromProgID(System::String ^ progID, bool throwOnError);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public static Type? GetTypeFromProgID (string progID, bool throwOnError);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
static member GetTypeFromProgID : string * bool -> Type

Public Shared Function GetTypeFromProgID (progID As String, throwOnError As Boolean) As Type

參數

progID

String

要取得之型別的 ProgID。

throwOnError

Boolean

true 擲回任何發生的例外狀況。

-或-

false 忽略任何發生的例外狀況。

傳回

Type

如果 progID 是登錄中的有效專案，且類型與它相關聯，則為與指定之程式標識碼 （ProgID） 相關聯的類型;否則，null。

屬性

SupportedOSPlatformAttribute

例外狀況

ArgumentException

progID null。

COMException

未註冊指定的 ProgID。

範例

下列範例會藉由傳遞 ProgID 來擷取類型，指定如果 ProgID 無效，是否擲回例外狀況。 然後，此範例會顯示與 ProgID 相關的 ClassID，以及任何適用的例外狀況訊息。

using namespace System;
int main()
{
   try
   {
      
      // Use the ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
      String^ myString1 = "DIRECT.ddPalette.3";
      
      // Use a nonexistent ProgID WrongProgID.
      String^ myString2 = "WrongProgID";
      
      // Make a call to the method to get the type information of the given ProgID.
      Type^ myType1 = Type::GetTypeFromProgID( myString1, true );
      Console::WriteLine( "GUID for ProgID DirControl.DirList.1 is {0}.", myType1->GUID );
      
      // Throw an exception because the ProgID is invalid and the throwOnError
      // parameter is set to True.
      Type^ myType2 = Type::GetTypeFromProgID( myString2, true );
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "An exception occurred." );
      Console::WriteLine( "Source: {0}", e->Source );
      Console::WriteLine( "Message: {0}", e->Message );
   }

}

using System;
class MainApp
{
    public static void Main()
    {
        try
        {
            // Use the ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
            string myString1 ="DIRECT.ddPalette.3";
            // Use a nonexistent ProgID WrongProgID.
            string myString2 ="WrongProgID";
            // Make a call to the method to get the type information of the given ProgID.
            Type myType1 =Type.GetTypeFromProgID(myString1,true);
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType1.GUID);
            // Throw an exception because the ProgID is invalid and the throwOnError
            // parameter is set to True.
            Type myType2 =Type.GetTypeFromProgID(myString2,true);
        }
        catch(Exception e)
        {
            Console.WriteLine("An exception occurred.");
            Console.WriteLine("Source: {0}", e.Source);
            Console.WriteLine("Message: {0}", e.Message);
        }
    }
}

open System

try
    // Use the ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
    let myString1 ="DIRECT.ddPalette.3"
    // Use a nonexistent ProgID WrongProgID.
    let myString2 ="WrongProgID"
    // Make a call to the method to get the type information of the given ProgID.
    let myType1 =Type.GetTypeFromProgID(myString1, true)
    printfn $"GUID for ProgID DirControl.DirList.1 is {myType1.GUID}."
    // Throw an exception because the ProgID is invalid and the throwOnError
    // parameter is set to True.
    let myType2 =Type.GetTypeFromProgID(myString2, true)
    ()
with e ->
    printfn "An exception occurred."
    printfn $"Source: {e.Source}"
    printfn $"Message: {e.Message}"

Class MainApp
    Public Shared Sub Main()
        Try
            ' Use the ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
            Dim myString1 As String = "DIRECT.ddPalette.3"
            ' Use a nonexistent ProgID WrongProgID.
            Dim myString2 As String = "WrongProgID"
            ' Make a call to the method to get the type information of the given ProgID.
            Dim myType1 As Type = Type.GetTypeFromProgID(myString1, True)
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType1.GUID.ToString())
            ' Throw an exception because the ProgID is invalid and the throwOnError 
            ' parameter is set to True.
            Dim myType2 As Type = Type.GetTypeFromProgID(myString2, True)
        Catch e As Exception
            Console.WriteLine("An exception occurred.")
            Console.WriteLine("Source: {0}", e.Source.ToString())
            Console.WriteLine("Message: {0}", e.Message.ToString())
        End Try
    End Sub
End Class

備註

為 COM 支援提供這個方法。 程序標識碼不會用於Microsoft .NET Framework，因為它們已被命名空間概念取代。

另請參閱

• GetProgIdForType(Type)

GetTypeFromProgID(String, String)

來源:

Type.cs

從指定的伺服器取得與指定之程式標識碼 （progID） 相關聯的類型，如果載入類型時發生錯誤，則傳回 null。

public:
 static Type ^ GetTypeFromProgID(System::String ^ progID, System::String ^ server);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public static Type? GetTypeFromProgID (string progID, string? server);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
static member GetTypeFromProgID : string * string -> Type

Public Shared Function GetTypeFromProgID (progID As String, server As String) As Type

參數

progID

String

要取得之型別的 progID。

server

String

要從中載入型別的伺服器。 如果伺服器名稱 null，這個方法會自動還原為本機計算機。

傳回

Type

如果 progID 是登錄中的有效專案，且類型與它相關聯，則為與指定之程式標識碼 （progID） 相關聯的類型;否則，null。

屬性

SupportedOSPlatformAttribute

例外狀況

ArgumentException

progID null。

範例

下列範例會藉由傳遞 ProgID 和伺服器名稱來擷取類型。 然後，此範例會顯示與 ProgID 相關的 ClassID，如果 ProgID 或伺服器名稱無效，則會擲回例外狀況。

using namespace System;
int main()
{
   try
   {
      
      // Use the ProgID localhost\HKEY_CLASSES_ROOT\DirControl::DirList.1.
      String^ theProgramID = "DirControl.DirList.1";
      
      // Use the server name localhost.
      String^ theServer = "localhost";
      
      // Make a call to the method to get the type information for the given ProgID.
      Type^ myType = Type::GetTypeFromProgID( theProgramID, theServer );
      if ( myType == nullptr )
      {
         throw gcnew Exception( "Invalid ProgID or Server." );
      }
      Console::WriteLine( "GUID for ProgID DirControl.DirList.1 is {0}.", myType->GUID );
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "An exception occurred." );
      Console::WriteLine( "Source: {0}", e->Source );
      Console::WriteLine( "Message: {0}", e->Message );
   }

}

using System;
class MainApp
{
    public static void Main()
    {
        try
        {
            // Use the ProgID localhost\HKEY_CLASSES_ROOT\DirControl.DirList.1.
            string theProgramID ="DirControl.DirList.1";
            // Use the server name localhost.
            string theServer="localhost";
            // Make a call to the method to get the type information for the given ProgID.
            Type myType =Type.GetTypeFromProgID(theProgramID,theServer);
            if(myType==null)
            {
                throw new Exception("Invalid ProgID or Server.");
            }
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType.GUID);
        }
        catch(Exception e)
        {
            Console.WriteLine("An exception occurred.");
            Console.WriteLine("Source: {0}" , e.Source);
            Console.WriteLine("Message: {0}" , e.Message);
        }		
    }
}

open System

try
    // Use the ProgID localhost\HKEY_CLASSES_ROOT\DirControl.DirList.1.
    let theProgramID ="DirControl.DirList.1"
    // Use the server name localhost.
    let theServer="localhost"
    // Make a call to the method to get the type information for the given ProgID.
    let myType =Type.GetTypeFromProgID(theProgramID, theServer)
    if myType = null then
        raise (Exception "Invalid ProgID or Server.")
    printfn $"GUID for ProgID DirControl.DirList.1 is {myType.GUID}."
with e ->
    printfn "An exception occurred."
    printfn $"Source: {e.Source}"
    printfn $"Message: {e.Message}"

Class MainApp
    Public Shared Sub Main()
        Try
            ' Use ProgID localhost\HKEY_CLASSES_ROOT\DirControl.DirList.1.
            Dim theProgramID As String = "DirControl.DirList.1"
            ' Use Server name localhost.
            Dim theServer As String = "localhost"
            ' Make a call to the method to get the type information for the given ProgID.
            Dim myType As Type = Type.GetTypeFromProgID(theProgramID, theServer)
            If myType Is Nothing Then
                Throw New Exception("Invalid ProgID or server.")
            End If
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType.GUID.ToString())
        Catch e As Exception
            Console.WriteLine("An exception occurred.")
            Console.WriteLine("Source: {0}.", e.Source.ToString())
            Console.WriteLine("Message: {0}.", e.Message.ToString())
        End Try
    End Sub
End Class

備註

為 COM 支援提供這個方法。 程序標識碼不會用於Microsoft .NET Framework，因為它們已被命名空間概念取代。

另請參閱

• GetProgIdForType(Type)

GetTypeFromProgID(String, String, Boolean)

來源:

Type.cs

從指定的伺服器取得與指定之程式標識碼 （progID） 相關聯的型別，指定載入類型時是否要擲回例外狀況。

public:
 static Type ^ GetTypeFromProgID(System::String ^ progID, System::String ^ server, bool throwOnError);

[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public static Type? GetTypeFromProgID (string progID, string? server, bool throwOnError);

[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
static member GetTypeFromProgID : string * string * bool -> Type

Public Shared Function GetTypeFromProgID (progID As String, server As String, throwOnError As Boolean) As Type

參數

progID

String

要取得之 Type 的 progID。

server

String

要從中載入型別的伺服器。 如果伺服器名稱 null，這個方法會自動還原為本機計算機。

throwOnError

Boolean

true 擲回任何發生的例外狀況。

-或-

false 忽略任何發生的例外狀況。

傳回

Type

如果 progID 是登錄中的有效專案，且類型與它相關聯，則為與指定之程式標識碼 （progID） 相關聯的類型;否則，null。

屬性

SupportedOSPlatformAttribute

例外狀況

ArgumentException

progID null。

COMException

未註冊指定的 progID。

範例

下列範例會藉由傳遞 ProgID 和伺服器名稱來擷取類型。 然後，此範例會顯示與 ProgID 相關的 ClassID，指定如果 ProgID 或伺服器名稱無效，是否擲回例外狀況。

using namespace System;
int main()
{
   try
   {
      
      // Use server localhost.
      String^ theServer = "localhost";
      
      // Use  ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
      String^ myString1 = "DirControl.DirList.1";
      
      // Use a wrong ProgID WrongProgID.
      String^ myString2 = "WrongProgID";
      
      // Make a call to the method to get the type information for the given ProgID.
      Type^ myType1 = Type::GetTypeFromProgID( myString1, theServer, true );
      Console::WriteLine( "GUID for ProgID DirControl.DirList.1 is {0}.", myType1->GUID );
      
      // Throw an exception because the ProgID is invalid and the throwOnError
      // parameter is set to True.
      Type^ myType2 = Type::GetTypeFromProgID( myString2, theServer, true );
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "An exception occurred. The ProgID is wrong." );
      Console::WriteLine( "Source: {0}", e->Source );
      Console::WriteLine( "Message: {0}", e->Message );
   }

}

using System;
class MainApp
{
    public static void Main()
    {
        try
        {
            // Use server localhost.
            string theServer="localhost";
            // Use  ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
            string myString1 ="DirControl.DirList.1";
            // Use a wrong ProgID WrongProgID.
            string myString2 ="WrongProgID";
            // Make a call to the method to get the type information for the given ProgID.
            Type myType1 =Type.GetTypeFromProgID(myString1,theServer,true);
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType1.GUID);
            // Throw an exception because the ProgID is invalid and the throwOnError
            // parameter is set to True.
            Type myType2 =Type.GetTypeFromProgID(myString2, theServer, true);
        }
        catch(Exception e)
        {
            Console.WriteLine("An exception occurred. The ProgID is wrong.");
            Console.WriteLine("Source: {0}" , e.Source);
            Console.WriteLine("Message: {0}" , e.Message);
        }
    }
}

open System
try
    // Use server localhost.
    let theServer="localhost"
    // Use  ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
    let myString1 ="DirControl.DirList.1"
    // Use a wrong ProgID WrongProgID.
    let myString2 ="WrongProgID"
    // Make a call to the method to get the type information for the given ProgID.
    let myType1 =Type.GetTypeFromProgID(myString1, theServer, true)
    printfn $"GUID for ProgID DirControl.DirList.1 is {myType1.GUID}."
    // Throw an exception because the ProgID is invalid and the throwOnError
    // parameter is set to True.
    let myType2 =Type.GetTypeFromProgID(myString2, theServer, true)
    ()
with e ->
    printfn "An exception occurred. The ProgID is wrong."
    printfn $"Source: {e.Source}"
    printfn $"Message: {e.Message}"

Class MainApp
    Public Shared Sub Main()
        Try
            ' Use Server localhost.
            Dim theServer As String = "localhost"
            ' Use  ProgID HKEY_CLASSES_ROOT\DirControl.DirList.1.
            Dim myString1 As String = "DirControl.DirList.1"
            ' Use a wrong ProgID WrongProgID.
            Dim myString2 As String = "WrongProgID"
            ' Make a call to the method to get the type information for the given ProgID.
            Dim myType1 As Type = Type.GetTypeFromProgID(myString1, theServer, True)
            Console.WriteLine("GUID for ProgID DirControl.DirList.1 is {0}.", myType1.GUID.ToString())
            ' Throw an exception because the ProgID is invalid and the throwOnError 
            ' parameter is set to True.
            Dim myType2 As Type = Type.GetTypeFromProgID(myString2, theServer, True)
        Catch e As Exception
            Console.WriteLine("An exception occurred. The ProgID is wrong.")
            Console.WriteLine("Source: {0}", e.Source.ToString())
            Console.WriteLine("Message: {0}", e.Message.ToString())
        End Try
    End Sub
End Class

備註

為 COM 支援提供這個方法。 程序標識碼不會用於Microsoft .NET Framework，因為它們已被命名空間概念取代。

另請參閱

• GetProgIdForType(Type)
• TypeLoadException