LPFRHOOKPROC

winapi_ui_automation::um::commdlg

Type Alias LPFRHOOKPROC 

Source 
pub type LPFRHOOKPROC = Option<unsafe extern "system" fn(HWND, UINT, WPARAM, LPARAM) -> UINT_PTR>;

Aliased Type§

pub enum LPFRHOOKPROC {
    None,
    Some(unsafe extern "system" fn(*mut HWND__, u32, usize, isize) -> usize),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(*mut HWND__, u32, usize, isize) -> usize)

Some value of type T.