Type Alias windows::Win32::UI::Controls::DTT_CALLBACK_PROC

pub type DTT_CALLBACK_PROC = Option<unsafe extern "system" fn(hdc: HDC, psztext: PWSTR, cchtext: i32, prc: *mut RECT, dwflags: u32, lparam: LPARAM) -> i32>;

Aliased Type

enum DTT_CALLBACK_PROC {
    None,
    Some(unsafe extern "system" fn(_: HDC, _: PWSTR, _: i32, _: *mut RECT, _: u32, _: LPARAM) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: HDC, _: PWSTR, _: i32, _: *mut RECT, _: u32, _: LPARAM) -> i32)

Some value of type T.