winapi_ui_automation::um::commctrl

Type Alias SUBCLASSPROC

Source 
pub type SUBCLASSPROC = Option<unsafe extern "system" fn(hWnd: HWND, uMsg: UINT, wParam: WPARAM, lParam: LPARAM, uIdSubclass: UINT_PTR, dwRefData: DWORD_PTR) -> LRESULT>;

Aliased Type§

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

Variants§

§1.0.0

None

No value.

§1.0.0

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

Some value of type T.