GetClassName

The GetClassName function retrieves the name of the class to which the specified window belongs.

int GetClassName(

HWND hWnd,	// handle of window
LPTSTR lpClassName,	// address of buffer for class name
int nMaxCount	// size of buffer, in characters
);

Parameters

hWnd

Identifies the window and, indirectly, the class to which the window belongs.

lpClassName

Points to the buffer that is to receive the class name string.

nMaxCount

Specifies the length, in characters, of the buffer pointed to by the lpClassName parameter. The class name string is truncated if it is longer than the buffer.

Return Values

If the function succeeds, the return value is the number of characters copied to the specified buffer.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

See Also

FindWindow, GetClassInfo, GetClassLong, GetClassWord

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