Type Alias windows::Win32::Devices::ImageAcquisition::DeviceDialogFunction

pub type DeviceDialogFunction = Option<unsafe extern "system" fn(param0: *mut DEVICEDIALOGDATA) -> HRESULT>;

Aliased Type

enum DeviceDialogFunction {
    None,
    Some(unsafe extern "system" fn(_: *mut DEVICEDIALOGDATA) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut DEVICEDIALOGDATA) -> HRESULT)

Some value of type T.