pub enum ListViewMessage {
    SelectionChanged(Option<usize>),
    Items(Vec<Handle<UiNode>>),
    AddItem(Handle<UiNode>),
    RemoveItem(Handle<UiNode>),
    BringItemIntoView(Handle<UiNode>),
}
Expand description

A set of messages that can be used to modify/fetch the state of a ListView widget at runtime.

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SelectionChanged(Option<usize>)

A message, that is used to either fetch or modify current selection of a ListView widget. See ff

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Items(Vec<Handle<UiNode>>)

A message, that is used to set new items of a list view.

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AddItem(Handle<UiNode>)

A message, that is used to add an item to a list view.

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RemoveItem(Handle<UiNode>)

A message, that is used to remove an item from a list view.

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BringItemIntoView(Handle<UiNode>)

A message, that is used to bring an item into view.

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impl ListViewMessage

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pub fn selection( destination: Handle<UiNode>, direction: MessageDirection, value: Option<usize> ) -> UiMessage

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pub fn items( destination: Handle<UiNode>, direction: MessageDirection, value: Vec<Handle<UiNode>> ) -> UiMessage

Creates ListViewMessage::Items message.

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pub fn add_item( destination: Handle<UiNode>, direction: MessageDirection, value: Handle<UiNode> ) -> UiMessage

Creates ListViewMessage::AddItem message.

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pub fn remove_item( destination: Handle<UiNode>, direction: MessageDirection, value: Handle<UiNode> ) -> UiMessage

Creates ListViewMessage::RemoveItem message.

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pub fn bring_item_into_view( destination: Handle<UiNode>, direction: MessageDirection, value: Handle<UiNode> ) -> UiMessage

Trait Implementations§

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impl Clone for ListViewMessage

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fn clone(&self) -> ListViewMessage

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ListViewMessage

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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 PartialEq for ListViewMessage

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

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for ListViewMessage

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impl StructuralEq for ListViewMessage

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impl StructuralPartialEq for ListViewMessage

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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,

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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 Twhere 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<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<T> FieldValue for Twhere T: 'static,

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fn as_any(&self) -> &(dyn Any + 'static)

Casts self to a &dyn Any
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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 Twhere 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> MessageData for Twhere T: 'static + Debug + PartialEq + Any,

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fn as_any(&self) -> &(dyn Any + 'static)

Casts self as Any reference.
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fn compare(&self, other: &(dyn MessageData + 'static)) -> bool

Compares this message data with some other.
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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<T> Same for T

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type Output = T

Should always be Self
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impl<SS, SP> SupersetOf<SS> for SPwhere SS: SubsetOf<SP>,

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fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).
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fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.
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fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.
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impl<T> ToOwned for Twhere T: Clone,

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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)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.
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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 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.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> Scalar for Twhere T: 'static + Clone + PartialEq + Debug,