Struct EnsureVisibleConfig 

pub struct EnsureVisibleConfig {
    pub alignment_y: f32,
    pub alignment_x: f32,
    pub animation: Option<ScrollAnimation>,
}

Configuration for [ensure_focused_visible].

Controls how the focused widget is positioned within the scrollable viewport after scrolling.

Fields

alignment_y: f32

Vertical alignment of the focused widget within the viewport.

• 0.0 — align to the top edge
• 0.35 — 35% from the top (Flutter Grid default)
• 0.5 — center vertically
• 1.0 — align to the bottom edge

alignment_x: f32

Horizontal alignment of the focused widget within the viewport.

• 0.0 — align to the left edge
• 0.5 — center horizontally
• 1.0 — align to the right edge

animation: Option<ScrollAnimation>

Optional animation. When Some, the scrollable animates smoothly to the target position. When None, it jumps instantly.

Implementations

impl EnsureVisibleConfig

pub const DEFAULT_ALIGNMENT: f32 = 0.35

Default alignment ratio (35% from the top/left of the viewport).

pub const CENTER: EnsureVisibleConfig

Align the focused widget to the center of the viewport on both axes. Animated by default.

pub fn new(alignment_y: f32, alignment_x: f32) -> EnsureVisibleConfig

Creates a config with custom vertical and horizontal alignment. Animated by default.

pub fn vertical(alignment_y: f32) -> EnsureVisibleConfig

Creates a config with a custom vertical alignment.

Horizontal alignment defaults to Self::DEFAULT_ALIGNMENT. Animated by default.

pub const fn with_animation( self, animation: ScrollAnimation, ) -> EnsureVisibleConfig

Sets the animation configuration.

pub const fn instant(self) -> EnsureVisibleConfig

Disables animation — the scroll will jump instantly.

Trait Implementations

impl Clone for EnsureVisibleConfig

fn clone(&self) -> EnsureVisibleConfig

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for EnsureVisibleConfig

impl Debug for EnsureVisibleConfig

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

Formats the value using the given formatter.

impl Default for EnsureVisibleConfig

fn default() -> EnsureVisibleConfig

Default: 35% alignment on both axes, animated with default duration.