COM中导出GUID

 

编写COM组件的时候需要导出GUID,以下是代码示例。

extern
"C"
const GUID CLSID_Dictionary =

        { 0x54bf6567, 0x1007, 0x11d1,

        { 0xb0, 0xaa, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00} } ;

 

这种格式的GUID可以通过VS自带的GUID生成工具来生成.

以下是GUID各位的含义：

(来自：https://msdn.microsoft.com/en-us/library/windows/desktop/aa373931(v=vs.85).aspx )

Syntax

C++

 

typedef
struct _GUID {

DWORD Data1;

WORD  Data2;

WORD  Data3;

BYTE  Data4[8];

} GUID;

 

Members

Data1

Specifies the first 8 hexadecimal digits of the GUID.

Data2

Specifies the first group of 4 hexadecimal digits.

Data3

Specifies the second group of 4 hexadecimal digits.

Data4

Array of 8 bytes. The first 2 bytes contain the third group of 4 hexadecimal digits. The remaining 6 bytes contain the final 12 hexadecimal digits.