Type Alias LPFNPSPCALLBACKW
pub type LPFNPSPCALLBACKW = Option<unsafe extern "system" fn(hwnd: HWND, umsg: PSPCB_MESSAGE, ppsp: *mut PROPSHEETPAGEW) -> u32>;Aliased Type§
pub enum LPFNPSPCALLBACKW {
None,
Some(unsafe extern "system" fn(*mut c_void, u32, *mut PROPSHEETPAGEW) -> u32),
}