Struct gstreamer::promise::Promise

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#[repr(transparent)]
pub struct Promise { /* private fields */ }

This is supported on crate feature v1_14 only.

Implementations

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impl Promise

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pub fn new() -> Promise

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pub fn with_change_func<F>(func: F) -> Promise where
F: FnOnce(Result<Option<&StructureRef>, PromiseError>) + Send + 'static,

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pub fn wait(&self) -> PromiseResult

Trait Implementations

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impl Clone for Promise

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fn clone(&self) -> Self

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for Promise

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

Formats the value using the given formatter. Read more

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impl Default for Promise

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl Hash for Promise

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more

1.3.0 · source

fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,

Feeds a slice of this type into the given Hasher. Read more

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impl Ord for Promise

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fn cmp(&self, other: &Promise) -> Ordering

This method returns an Ordering between self and other. Read more

1.21.0 · source

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values. Read more

1.21.0 · source

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values. Read more

1.50.0 · source

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval. Read more

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impl PartialEq<Promise> for Promise

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl PartialOrd<Promise> for Promise

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fn partial_cmp(&self, other: &Promise) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more

1.0.0 · source

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

This method tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · source

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · source

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

This method tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · source

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

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl StaticType for Promise

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fn static_type() -> Type

Returns the type identifier of Self.

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impl Eq for Promise

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impl Send for Promise

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impl StructuralEq for Promise

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impl StructuralPartialEq for Promise

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impl Sync for Promise

Auto Trait Implementations

impl RefUnwindSafe for Promise

impl Unpin for Promise

impl UnwindSafe for Promise

Blanket Implementations

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

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impl<T> StaticTypeExt for T where
T: StaticType,

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fn ensure_type()

Ensures that the type has been registered with the type system.

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impl<T> ToClosureReturnValue for T where
T: ToValue,

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fn to_closure_return_value(&self) -> Option<Value>

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

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

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

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

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

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

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impl<T> ToSendValue for T where
T: Send + ToValue + ?Sized,

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fn to_send_value(&self) -> SendValue

Returns a SendValue clone of self.

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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impl<T> TryFromClosureReturnValue for T where
T: 'static + for<'a> FromValue<'a> + StaticType,

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fn try_from_closure_return_value(v: Option<Value>) -> Result<T, BoolError>

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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Struct gstreamer::promise::Promise

Implementations

impl Promise

pub fn new() -> Promise

pub fn with_change_func<F>(func: F) -> Promise where F: FnOnce(Result<Option<&StructureRef>, PromiseError>) + Send + 'static,

pub fn new_future() -> (Self, PromiseFuture)

pub fn expire(&self)

pub fn get_reply(&self) -> Option<&StructureRef>

pub fn interrupt(&self)

pub fn reply(&self, s: Option<Structure>)

pub fn wait(&self) -> PromiseResult

Trait Implementations

impl Clone for Promise

fn clone(&self) -> Self

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

impl Debug for Promise

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

impl Default for Promise

fn default() -> Self

impl Hash for Promise

fn hash<__H: Hasher>(&self, state: &mut __H)

fn hash_slice<H>(data: &[Self], state: &mut H) where H: Hasher,

impl Ord for Promise

fn cmp(&self, other: &Promise) -> Ordering

fn max(self, other: Self) -> Self

fn min(self, other: Self) -> Self

fn clamp(self, min: Self, max: Self) -> Self

impl PartialEq<Promise> for Promise

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

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

impl PartialOrd<Promise> for Promise

fn partial_cmp(&self, other: &Promise) -> Option<Ordering>

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

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

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

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

impl StaticType for Promise

fn static_type() -> Type

impl Eq for Promise

impl Send for Promise

impl StructuralEq for Promise

impl StructuralPartialEq for Promise

impl Sync for Promise

Auto Trait Implementations

impl RefUnwindSafe for Promise

impl Unpin for Promise

impl UnwindSafe for Promise

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> StaticTypeExt for T where T: StaticType,

fn ensure_type()

impl<T> ToClosureReturnValue for T where T: ToValue,

fn to_closure_return_value(&self) -> Option<Value>

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

type Owned = T

fn to_owned(&self) -> T

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

impl<T> ToSendValue for T where T: Send + ToValue + ?Sized,

fn to_send_value(&self) -> SendValue

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

type Error = Infallible

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

impl<T> TryFromClosureReturnValue for T where T: 'static + for<'a> FromValue<'a> + StaticType,

fn try_from_closure_return_value(v: Option<Value>) -> Result<T, BoolError>

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

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

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

impl<'a, T, C> FromValueOptional<'a> for T where T: FromValue<'a, Checker = C>, C: ValueTypeChecker<Error = ValueTypeMismatchOrNoneError>,

pub fn with_change_func<F>(func: F) -> Promise where
F: FnOnce(Result<Option<&StructureRef>, PromiseError>) + Send + 'static,

pub fn new_future() -> (Self, PromiseFuture )

fn hash<H: Hasher>(&self, state: &mut H)

fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,

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

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

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

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

impl<T> StaticTypeExt for T where
T: StaticType,

impl<T> ToClosureReturnValue for T where
T: ToValue,

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

impl<T> ToSendValue for T where
T: Send + ToValue + ?Sized,

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

impl<T> TryFromClosureReturnValue for T where
T: 'static + for<'a> FromValue<'a> + StaticType,

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

impl<'a, T, C> FromValueOptional<'a> for T where
T: FromValue<'a, Checker = C>,
C: ValueTypeChecker<Error = ValueTypeMismatchOrNoneError>,