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title uidefault | Microsoft Docs
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ms.date 11/04/2016
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cpp-windows
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ms.topic language-reference
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C++
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uidefault attribute
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uidefault

Indicates that the type information member is the default member for display in the user interface.

Syntax

  
[uidefault]

Remarks

The uidefault C++ attribute has the same functionality as the uidefault MIDL attribute.

Example

The following code shows a sample of uidefault:

// cpp_attr_ref_uidefault.cpp  
// compile with: /LD  
#include "unknwn.h"  
[module(name="MyLib")];  
  
[object, uuid("9E66A290-4365-11D2-A997-00C04FA37DDB")]  
__interface ICustom{  
   HRESULT Custom([in] long l, [out, retval] long *pLong);  
   [uidefault]HRESULT id0([in] long l);  
   [uidefault]HRESULT id1([in] long l);  
  
   [uidefault, propget] HRESULT get_y(int *y);  
   [uidefault, propput] HRESULT put_y(int y);  
};

Requirements

Attribute Context
Applies to Interface method
Repeatable No
Required attributes None
Invalid attributes None

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

See Also

IDL Attributes
Method Attributes