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GetClassName

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

VB4-32,5,6
Declare Function GetClassName Lib "user32" Alias "GetClassNameA" (ByVal hwnd As Long, ByVal lpClassName As String, ByVal nMaxCount As Long) As Long

Operating Systems Supported
Requires Windows NT 3.1 or later; Requires Windows 95 or later

Library
User32

Parameter Information
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.

Examples

Related Functions

 

 


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