Struct Index

pub struct Index<T> {
    pub data: Vec<T>,
    /* private fields */
}

Fields

data: Vec<T>

Implementations

impl<T> Index<T>

pub fn new(data: Vec<T>, index: Option<usize>) -> Self

pub fn up(&mut self)

pub fn down(&mut self)

pub fn up_with_len(&mut self, len: usize)

pub fn down_with_len(&mut self, len: usize)

pub fn selected(&self) -> Option<&T>

pub fn selection(&self) -> Option<usize>

pub fn len(&self) -> usize

pub fn select(&mut self, i: Option<usize>)

pub fn is_none(&self) -> bool

pub fn is_empty(&self) -> bool

Trait Implementations

impl<T: Clone> Clone for Index<T>

fn clone(&self) -> Index<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Debug> Debug for Index<T>

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

Formats the value using the given formatter.

impl<T> Default for Index<T>

fn default() -> Self

Returns the “default value” for a type.