pub struct Root { /* private fields */ }
Available on crate feature progress-tree only.
Expand description

The top-level of the progress tree.

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impl Root

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pub fn new() -> Arc<Root>

Create a new tree with default configuration.

As opposed to Item instances, this type can be closed and sent safely across threads.

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pub fn messages_capacity(&self) -> usize

Returns the maximum amount of messages we can keep before overwriting older ones.

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pub fn num_tasks(&self) -> usize

Returns the current amount of Items stored in the tree. Note that this is at most a guess as tasks can be added and removed in parallel.

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pub fn add_child(&self, name: impl Into<String>) -> Item

Adds a new child tree::Item, whose parent is this instance, with the given name.

This builds a hierarchy of tree::Items, each having their own progress. Use this method to track progress of your first tasks.

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pub fn add_child_with_id(&self, name: impl Into<String>, id: [u8; 4]) -> Item

Adds a new child tree::Item, whose parent is this instance, with the given name and id.

This builds a hierarchy of tree::Items, each having their own progress. Use this method to track progress of your first tasks.

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pub fn sorted_snapshot(&self, out: &mut Vec<(Key, Task), Global>)

Copy the entire progress tree into the given out vector, so that it can be traversed from beginning to end in order of hierarchy.

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pub fn copy_messages(&self, out: &mut Vec<Message, Global>)

Copy all messages from the internal ring buffer into the given out vector. Messages are ordered from oldest to newest.

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pub fn copy_new_messages( &self, out: &mut Vec<Message, Global>, prev: Option<MessageCopyState> ) -> MessageCopyState

Copy only new messages from the internal ring buffer into the given out vector. Messages are ordered from oldest to newest.

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pub fn deep_clone(&self) -> Arc<Root>

Duplicate all content and return it.

This is an expensive operation, whereas clone() is not as it is shallow.

Trait Implementations§

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impl Debug for Root

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

Formats the value using the given formatter. Read more
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impl From<Options> for Root

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fn from(_: Options) -> Root

Converts to this type from the input type.

Auto Trait Implementations§

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impl !RefUnwindSafe for Root

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impl Send for Root

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impl Sync for Root

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impl Unpin for Root

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impl !UnwindSafe for Root

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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<U> for Twhere 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> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

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<T> Same<T> for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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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<U>>::Error>

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

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.