PropertyChange

printer_event_handler::printer

Enum PropertyChange

pub enum PropertyChange {
    Name {
        old: String,
        new: String,
    },
    Status {
        old: PrinterStatus,
        new: PrinterStatus,
    },
    State {
        old: Option<PrinterState>,
        new: Option<PrinterState>,
    },
    ErrorState {
        old: ErrorState,
        new: ErrorState,
    },
    IsOffline {
        old: bool,
        new: bool,
    },
    IsDefault {
        old: bool,
        new: bool,
    },
    PrinterStatusCode {
        old: Option<u32>,
        new: Option<u32>,
    },
    PrinterStateCode {
        old: Option<u32>,
        new: Option<u32>,
    },
    DetectedErrorStateCode {
        old: Option<u32>,
        new: Option<u32>,
    },
    ExtendedDetectedErrorStateCode {
        old: Option<u32>,
        new: Option<u32>,
    },
    ExtendedPrinterStatusCode {
        old: Option<u32>,
        new: Option<u32>,
    },
    WmiStatus {
        old: Option<String>,
        new: Option<String>,
    },
}

Expand description

Represents a change in a specific printer property

Variants§

Name

Fields

§old: String

§new: String

Status

Fields

§old: PrinterStatus

§new: PrinterStatus

State

Fields

§old: Option<PrinterState>

§new: Option<PrinterState>

ErrorState

Fields

§old: ErrorState

§new: ErrorState

IsOffline

Fields

§old: bool

§new: bool

IsDefault

Fields

§old: bool

§new: bool

PrinterStatusCode

Fields

§old: Option<u32>

§new: Option<u32>

PrinterStateCode

Fields

§old: Option<u32>

§new: Option<u32>

DetectedErrorStateCode

Fields

§old: Option<u32>

§new: Option<u32>

ExtendedDetectedErrorStateCode

Fields

§old: Option<u32>

§new: Option<u32>

ExtendedPrinterStatusCode

Fields

§old: Option<u32>

§new: Option<u32>

WmiStatus

Fields

§old: Option<String>

§new: Option<String>

Implementations§

impl PropertyChange

pub fn property_name(&self) -> &'static str

Returns the name of the property that changed

pub fn description(&self) -> String

Returns a human-readable description of the change

Trait Implementations§

impl Clone for PropertyChange

fn clone(&self) -> PropertyChange

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for PropertyChange

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl PartialEq for PropertyChange

fn eq(&self, other: &PropertyChange) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for PropertyChange

Auto Trait Implementations§

impl Freeze for PropertyChange

impl RefUnwindSafe for PropertyChange

impl Send for PropertyChange

impl Sync for PropertyChange

impl Unpin for PropertyChange

impl UnwindSafe for PropertyChange

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.