Marshal::GetFunctionPointerForDelegate Method (Delegate^)
Converts a delegate into a function pointer that is callable from unmanaged code.
Assembly: mscorlib (in mscorlib.dll)
public: [SecurityCriticalAttribute] static IntPtr GetFunctionPointerForDelegate( Delegate^ d )
Parameters
- d
-
Type:
System::Delegate^
The delegate to be passed to unmanaged code.
Return Value
Type: System::IntPtrA value that can be passed to unmanaged code, which, in turn, can use it to call the underlying managed delegate.
| Exception | Condition |
|---|---|
| ArgumentException | The d parameter is a generic type. |
| ArgumentNullException | The d parameter is null. |
The delegate d is converted to a function pointer that can be passed to unmanaged code using the __stdcall calling convention.
You must manually keep the delegate from being collected by the garbage collector from managed code. The garbage collector does not track references to unmanaged code.
requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1