Struct MenuInstance 

pub struct MenuInstance<T: Clone> { /* private fields */ }

Implementations

impl<T: Clone> MenuInstance<T>

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn new(items: Vec<T>) -> Result<Self, InitialIndexOutOfBounds>

pub fn up(&mut self)

pub fn down(&mut self)

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

pub fn index(&self) -> usize

pub fn selected(&self) -> &T

pub fn enumerate(&self) -> impl Iterator<Item = (usize, &T, Option<Selected>)>

pub fn choose<M>(&mut self, view: &M, input: Input) -> Option<T>

where M: MenuIndexFromScreenCoord,

pub fn choose_or_escape<M>( &mut self, view: &M, input: Input, ) -> Option<Result<T, Escape>>

where M: MenuIndexFromScreenCoord,

pub fn choose_or_quit<M>( &mut self, view: &M, input: Input, ) -> Option<Result<T, Quit>>

where M: MenuIndexFromScreenCoord,

pub fn choose_or_cancel<M>( &mut self, view: &M, input: Input, ) -> Option<Result<T, Cancel>>

where M: MenuIndexFromScreenCoord,

pub fn into_just_choose(self) -> MenuInstanceJustChoose<T>

pub fn into_choose_or_escape(self) -> MenuInstanceChooseOrEscape<T>

pub fn into_choose_or_quit(self) -> MenuInstanceChooseOrQuit<T>

pub fn into_choose_or_cancel(self) -> MenuInstanceChooseOrCancel<T>

Trait Implementations

impl<T: Clone + Clone> Clone for MenuInstance<T>

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

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Debug + Clone> Debug for MenuInstance<T>

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

Formats the value using the given formatter.