Struct Align

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pub struct Align<W: Widget> {
    pub inner: W,
    pub hints: AlignHints,
}
Expand description

Apply an alignment hint

The inner widget chooses how to apply (or ignore) this hint.

Usually, this type will be constructed through one of the methods on AdaptWidget.

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§inner: W§hints: AlignHints

Hints may be modified directly.

Use Action::RESIZE to apply changes.

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impl<W: Widget> Align<W>

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pub fn new(inner: W, hints: AlignHints) -> Self

Construct

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impl<W: Widget> Deref for Align<W>

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type Target = W

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

Dereferences the value.
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impl<W: Widget> DerefMut for Align<W>

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

Mutably dereferences the value.
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impl<W> HasBool for Align<W>
where W: HasBool + Widget,

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fn get_bool(&self) -> bool

Get the widget’s state
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fn set_bool(&mut self, state: bool) -> Action

Set the widget’s state
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impl<W> HasStr for Align<W>
where W: HasStr + Widget,

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fn get_str(&self) -> &str

Get text by reference
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fn get_string(&self) -> String

Get text as a String
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impl<W> HasString for Align<W>
where W: HasString + Widget,

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fn set_str(&mut self, text: &str) -> Action

Set text from a &str Read more
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fn set_string(&mut self, text: String) -> Action

Set text from a string
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impl<W: Widget> Layout for Align<W>

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fn set_rect(&mut self, cx: &mut ConfigCx<'_>, rect: Rect, hints: AlignHints)

Set size and position Read more
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fn as_layout(&self) -> &dyn Layout

Get as a dyn Layout Read more
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fn id_ref(&self) -> &Id

Get the widget’s identifier Read more
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fn rect(&self) -> Rect

Get the widget’s region, relative to its parent. Read more
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fn widget_name(&self) -> &'static str

Get the name of the widget struct Read more
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fn num_children(&self) -> usize

Get the number of child widgets Read more
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fn get_child(&self, index: usize) -> Option<&dyn Layout>

Access a child as a dyn Layout Read more
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fn find_child_index(&self, id: &Id) -> Option<usize>

Find the child which is an ancestor of this id, if any Read more
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fn size_rules(&mut self, sizer: SizeCx<'_>, axis: AxisInfo) -> SizeRules

Get size rules for the given axis Read more
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fn nav_next(&self, reverse: bool, from: Option<usize>) -> Option<usize>

Navigation in spatial order Read more
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fn translation(&self) -> Offset

Get translation of children relative to this widget Read more
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fn find_id(&mut self, coord: Coord) -> Option<Id>

Translate a coordinate to an Id Read more
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fn draw(&mut self, draw: DrawCx<'_>)

Draw a widget and its children Read more
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impl<W: Widget> Widget for Align<W>

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type Data = <W as Widget>::Data

Input data type Read more
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fn as_node<'a>(&'a mut self, data: &'a Self::Data) -> Node<'a>

Erase type Read more
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fn for_child_node( &mut self, data: &Self::Data, index: usize, closure: Box<dyn FnOnce(Node<'_>) + '_>, )

Call closure on child with given index, if index < self.num_children(). Read more

Auto Trait Implementations§

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impl<W> Freeze for Align<W>
where W: Freeze,

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impl<W> RefUnwindSafe for Align<W>
where W: RefUnwindSafe,

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impl<W> Send for Align<W>
where W: Send,

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impl<W> Sync for Align<W>
where W: Sync,

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impl<W> Unpin for Align<W>
where W: Unpin,

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impl<W> UnwindSafe for Align<W>
where W: UnwindSafe,

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impl<W> AdaptWidget for W
where W: Widget,

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fn align(self, hints: AlignHints) -> Align<Self>

Apply an alignment hint Read more
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fn pack(self, hints: AlignHints) -> Pack<Self>

Apply an alignment hint, squash and align the result Read more
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fn margins(self, dirs: Directions, style: MarginStyle) -> Margins<Self>

Specify margins Read more
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fn map<A, F>(self, f: F) -> Map<A, Self, F>
where F: for<'a> Fn(&'a A) -> &'a Self::Data,

Map data type via a function Read more
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fn on_configure<F>(self, f: F) -> AdaptEvents<Self>
where F: Fn(&mut AdaptConfigCx<'_, '_>, &mut Self) + 'static,

Call the given closure on Events::configure Read more
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fn on_update<F>(self, f: F) -> AdaptEvents<Self>
where F: Fn(&mut AdaptConfigCx<'_, '_>, &mut Self, &Self::Data) + 'static,

Call the given closure on Events::update Read more
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fn on_message<M, H>(self, handler: H) -> AdaptEvents<Self>
where M: Debug + 'static, H: Fn(&mut AdaptEventCx<'_, '_>, &mut Self, M) + 'static,

Add a handler on message of type M Read more
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fn map_message<M, N, H>(self, handler: H) -> AdaptEvents<Self>
where M: Debug + 'static, N: Debug + 'static, H: Fn(usize, M) -> N + 'static,

Add a child handler to map messages of type M to N Read more
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fn on_messages<H>(self, handler: H) -> AdaptEvents<Self>
where H: Fn(&mut AdaptEventCx<'_, '_>, &mut Self, &Self::Data) + 'static,

Add a generic message handler Read more
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fn with_min_size_px(self, w: i32, h: i32) -> Reserve<Self>

Construct a wrapper, setting minimum size in pixels Read more
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fn with_min_size_em(self, w: f32, h: f32) -> Reserve<Self>

Construct a wrapper, setting minimum size in Em Read more
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fn with_label<D, T>(self, direction: D, label: T) -> WithLabel<Self, D>

Construct a wrapper widget adding a label Read more
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impl<W> AdaptWidgetAny for W
where W: Widget<Data = ()>,

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fn map_any<A>(self) -> MapAny<A, Self>

Map any input data to () Read more
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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<S, T> Cast<T> for S
where T: Conv<S>,

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fn cast(self) -> T

Cast from Self to T Read more
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fn try_cast(self) -> Result<T, Error>

Try converting from Self to T Read more
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impl<S, T> CastApprox<T> for S
where T: ConvApprox<S>,

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fn try_cast_approx(self) -> Result<T, Error>

Try approximate conversion from Self to T Read more
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fn cast_approx(self) -> T

Cast approximately from Self to T Read more
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impl<S, T> CastFloat<T> for S
where T: ConvFloat<S>,

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fn cast_trunc(self) -> T

Cast to integer, truncating Read more
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fn cast_nearest(self) -> T

Cast to the nearest integer Read more
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fn cast_floor(self) -> T

Cast the floor to an integer Read more
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fn cast_ceil(self) -> T

Cast the ceiling to an integer Read more
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fn try_cast_trunc(self) -> Result<T, Error>

Try converting to integer with truncation Read more
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fn try_cast_nearest(self) -> Result<T, Error>

Try converting to the nearest integer Read more
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fn try_cast_floor(self) -> Result<T, Error>

Try converting the floor to an integer Read more
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fn try_cast_ceil(self) -> Result<T, Error>

Try convert the ceiling to an integer Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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<W> LayoutExt for W
where W: Layout + ?Sized,

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fn id(&self) -> Id

Get the widget’s identifier Read more
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fn eq_id<T>(&self, rhs: T) -> bool
where Id: PartialEq<T>,

Test widget identifier for equality Read more
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fn identify(&self) -> IdentifyWidget<'_>

Display as “StructName#Id”
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fn is_ancestor_of(&self, id: &Id) -> bool

Check whether id is self or a descendant Read more
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fn is_strict_ancestor_of(&self, id: &Id) -> bool

Check whether id is not self and is a descendant Read more
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fn for_children(&self, f: impl FnMut(&dyn Layout))

Run a closure on all children
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fn for_children_try<E>( &self, f: impl FnMut(&dyn Layout) -> Result<(), E>, ) -> Result<(), E>

Run a fallible closure on all children Read more
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fn find_widget(&self, id: &Id) -> Option<&dyn Layout>

Find the descendant with this id, if any 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<S, R> ThemeSize for R
where S: ThemeSize + ?Sized, R: Deref<Target = S>,

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fn scale_factor(&self) -> f32

Get the scale factor
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fn dpem(&self) -> f32

Get the Em size of the standard font in pixels
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fn min_scroll_size(&self, axis_is_vertical: bool) -> i32

The minimum size of a scrollable area
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fn grip_len(&self) -> i32

The length of the grip (draggable handle) on a scroll bar or slider
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fn scroll_bar_width(&self) -> i32

The width of a vertical scroll bar
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fn margins(&self, style: MarginStyle) -> Margins

Get margin size
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fn feature(&self, feature: Feature, axis_is_vertical: bool) -> SizeRules

Size rules for a feature
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fn align_feature(&self, feature: Feature, rect: Rect, align: AlignPair) -> Rect

Align a feature’s rect Read more
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fn frame(&self, style: FrameStyle, axis_is_vertical: bool) -> FrameRules

Size of a frame around another element
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fn line_height(&self, class: TextClass) -> i32

The height of a line of text by class Read more
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fn text_configure(&self, text: &mut dyn SizableText, class: TextClass)

Configure a text object, setting font properties
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fn text_rules( &self, text: &mut dyn SizableText, class: TextClass, axis: AxisInfo, ) -> SizeRules

Get SizeRules for a text element
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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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more