RealGetWindowClassA function (winuser.h)
Retrieves a string that specifies the window type.
Syntax
UINT RealGetWindowClassA(
[in] HWND hwnd,
[out] LPSTR ptszClassName,
[in] UINT cchClassNameMax
);
Parameters
[in] hwnd
Type: HWND
A handle to the window whose type will be retrieved.
[out] ptszClassName
Type: LPTSTR
A pointer to a string that receives the window type.
[in] cchClassNameMax
Type: UINT
The length, in characters, of the buffer pointed to by the pszType parameter.
Return value
Type: UINT
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.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | winuser.h (include Windows.h) |
| Library | User32.lib |
| DLL | User32.dll |