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DisplayGroupSubscription

Struct DisplayGroupSubscription 

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pub struct DisplayGroupSubscription { /* private fields */ }
Expand description

A subscription to display group events with the ability to update the displayed contract.

Created by Client::subscribe_to_group_events. Derefs to Subscription<DisplayGroupUpdate> for next(), cancel(), etc.

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impl DisplayGroupSubscription

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pub async fn update(&self, contract_info: &str) -> Result<(), Error>

Updates the contract displayed in the TWS display group.

§Arguments
  • contract_info - Contract to display:
    • "contractID@exchange" for individual contracts (e.g., “265598@SMART”)
    • "none" for empty selection
    • "combo" for combination contracts

Methods from Deref<Target = Subscription<DisplayGroupUpdate>>§

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pub async fn next(&mut self) -> Option<Result<T, Error>>
where T: 'static,

Get the next value from the subscription

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pub fn request_id(&self) -> Option<i32>

Get the request ID associated with this subscription

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pub async fn cancel(&self)

Cancel the subscription

Trait Implementations§

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impl Deref for DisplayGroupSubscription

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type Target = Subscription<DisplayGroupUpdate>

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl DerefMut for DisplayGroupSubscription

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

Auto Trait 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,

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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,

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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

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.