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PARAMFLAG Enum

  • Reference

Definition

Namespace:
System.Runtime.InteropServices.ComTypes
Assemblies:
mscorlib.dll, System.Runtime.InteropServices.dll
Assemblies:
netstandard.dll, System.Runtime.InteropServices.dll
Assembly:
System.Runtime.InteropServices.dll
Assembly:
mscorlib.dll
Assembly:
netstandard.dll

Describes how to transfer a structure element, parameter, or function return value between processes.

This enumeration supports a bitwise combination of its member values.

C# 
[System.Flags]
public enum PARAMFLAG
C# 
[System.Flags]
[System.Serializable]
public enum PARAMFLAG
Inheritance
Object
ValueType
Enum
PARAMFLAG
Attributes
FlagsAttribute SerializableAttribute

Fields

Name Value Description
PARAMFLAG_NONE 0

Does not specify whether the parameter passes or receives information.
PARAMFLAG_FIN 1

The parameter passes information from the caller to the callee.
PARAMFLAG_FOUT 2

The parameter returns information from the callee to the caller.
PARAMFLAG_FLCID 4

The parameter is the local identifier of a client application.
PARAMFLAG_FRETVAL 8

The parameter is the return value of the member.
PARAMFLAG_FOPT 16

The parameter is optional.
PARAMFLAG_FHASDEFAULT 32

The parameter has default behaviors defined.
PARAMFLAG_FHASCUSTDATA 64

The parameter has custom data.

Remarks

The common language runtime throws an exception when a COM method in native code returns an HRESULT. For more information, see How to: Map HRESULTs and Exceptions.

Applies to

Toode Versioonid
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 2.0, 2.1
UWP 10.0