Struct TreeState 

pub struct TreeState {
    pub selected: usize,
    /* private fields */
}

Selection + scroll state for a render_tree widget, over the slice of currently-visible rows.

Fields

selected: usize

Index of the selected row within the visible rows.

Implementations

impl TreeState

pub fn new() -> Self

pub fn select_next(&mut self, row_count: usize)

Move selection to the next visible row, wrapping at the end.

pub fn select_prev(&mut self, row_count: usize)

Move selection to the previous visible row, wrapping at the start.

pub fn selected(&self) -> usize

pub fn offset(&self) -> usize

Trait Implementations

impl Default for TreeState

fn default() -> Self

Returns the “default value” for a type.