windows::Win32::Graphics::Printing

Type Alias PFN_DrvUpgradeRegistrySetting

pub type PFN_DrvUpgradeRegistrySetting = Option<unsafe extern "system" fn(hprinter: HANDLE, pfeature: PCSTR, poption: PCSTR) -> BOOL>;

Aliased Type§

pub enum PFN_DrvUpgradeRegistrySetting {
    None,
    Some(unsafe extern "system" fn(HANDLE, PCSTR, PCSTR) -> BOOL),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(HANDLE, PCSTR, PCSTR) -> BOOL)

Some value of type T.