Struct ScrollbarState 

pub struct ScrollbarState {
    pub content_length: usize,
    pub position: usize,
    pub viewport_length: usize,
}

Mutable state for a Scrollbar widget.

Fields

content_length: usize

Total number of scrollable content units.

position: usize

Current scroll position within the content.

viewport_length: usize

Number of content units visible in the viewport.

Implementations

impl ScrollbarState

pub fn new( content_length: usize, position: usize, viewport_length: usize, ) -> Self

Create a new scrollbar state with given content, position, and viewport sizes.

Trait Implementations

impl Clone for ScrollbarState

fn clone(&self) -> ScrollbarState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ScrollbarState

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

Formats the value using the given formatter.

impl Default for ScrollbarState

fn default() -> ScrollbarState

Returns the “default value” for a type.