Struct Column 

pub struct Column { /* private fields */ }

Column widget for vertical layout of children.

Implementations

impl Column

pub fn new() -> Self

Create a new empty column.

pub const fn main_axis_alignment(self, alignment: MainAxisAlignment) -> Self

Set main axis alignment.

pub const fn cross_axis_alignment(self, alignment: CrossAxisAlignment) -> Self

Set cross axis alignment.

pub const fn gap(self, gap: f32) -> Self

Set gap between children.

pub fn child(self, widget: impl Widget + 'static) -> Self

Add a child widget.

pub fn with_test_id(self, id: impl Into<String>) -> Self

Set test ID.

Trait Implementations

impl Default for Column

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Column

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Column

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Widget for Column

fn type_id(&self) -> TypeId

Get the type identifier for this widget type.

fn measure(&self, constraints: Constraints) -> Size

Compute intrinsic size constraints.

fn layout(&mut self, bounds: Rect) -> LayoutResult

Position children within allocated bounds.

fn paint(&self, canvas: &mut dyn Canvas)

Generate draw commands for rendering.

fn event(&mut self, event: &Event) -> Option<Box<dyn Any + Send>>

Handle input events.

fn children(&self) -> &[Box<dyn Widget>]

Get child widgets for tree traversal.

fn children_mut(&mut self) -> &mut [Box<dyn Widget>]

Get mutable child widgets.

fn test_id(&self) -> Option<&str>

Get the test ID for this widget (if any).

fn is_interactive(&self) -> bool

Check if this widget is interactive (can receive focus/events).

fn is_focusable(&self) -> bool

Check if this widget can receive keyboard focus.

fn accessible_name(&self) -> Option<&str>

Get the accessible name for screen readers.

fn accessible_role(&self) -> AccessibleRole

Get the accessible role.

fn bounds(&self) -> Rect

Get the current bounds of this widget.