Type Alias PFNPROPSHEETCALLBACK 

pub type PFNPROPSHEETCALLBACK = Option<unsafe extern "C" fn(arg1: HWND, arg2: UINT, arg3: LPARAM) -> c_int>;

Aliased Type

pub enum PFNPROPSHEETCALLBACK {
    None,
    Some(unsafe extern "C" fn(*mut HWND__, u32, i64) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut HWND__, u32, i64) -> i32)

Some value of type T.