control

Articolo
01/03/2018

The latest version of this topic can be found at control.

Specifies that the user-defined type is a control.

Syntax

  
[control]

Remarks

The control attribute implies the coclass attribute. The control C++ attribute has the same functionality as the control MIDL attribute.

Example

// cpp_attr_ref_control.cpp  
// compile with: /LD  
#include <windows.h>  
[module(name="Test", control=true)];  
  
[object, uuid("9e66a290-4365-11d2-a997-00c04fa37ddb")]  
__interface ICustom {  
   HRESULT Custom([in] long l, [out, retval] long *pLong);  
};  
  
[coclass, control, appobject, uuid("9e66a294-4365-11d2-a997-00c04fa37ddb")]  
class CTest : public ICustom {};

Requirements

Attribute Context

Applies to	class, `struct`
Repeatable	No
Required attributes	None
Invalid attributes	None

For more information about the attribute contexts, see Attribute Contexts.

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