Struct VirtualScrollView 

pub struct VirtualScrollView<T> { /* private fields */ }

A virtual scroll view that manages item rendering.

Implementations

impl<T> VirtualScrollView<T>

pub fn new<F>(items: Vec<T>, item_height: f32, builder: F) -> Self

where F: Fn(usize, &T, &mut UiTree) -> NodeId + 'static,

Creates a new virtual scroll view with fixed height items.

pub fn with_variable_height<F>( items: Vec<T>, estimated_height: f32, builder: F, ) -> Self

where F: Fn(usize, &T, &mut UiTree) -> NodeId + 'static,

Creates a new virtual scroll view with variable height items.

pub fn with_config(self, config: VirtualScrollConfig) -> Self

Sets the configuration.

pub fn state(&self) -> &VirtualScrollState

Gets the scroll state.

pub fn state_mut(&mut self) -> &mut VirtualScrollState

Gets mutable scroll state.

pub fn items(&self) -> &[T]

Gets the items.

pub fn set_items(&mut self, items: Vec<T>)

Updates the items list.

pub fn set_viewport_height(&mut self, height: f32)

Sets the viewport height.

pub fn scroll_by(&mut self, delta: f32)

Scrolls by a delta amount.

pub fn scroll_to_item(&mut self, index: usize)

Scrolls to show a specific item.

pub fn update(&mut self, tree: &mut UiTree, dt: f32) -> VirtualScrollUpdate

Updates the scroll animation and visible items. Returns the nodes that were added or removed.