Struct UndoStack 

pub struct UndoStack { /* private fields */ }

Implementations

impl UndoStack

pub fn new(limit: usize) -> Self

pub fn coalesce_window(self, window: Duration) -> Self

pub fn set_limit(&mut self, limit: usize)

pub fn can_undo(&self) -> bool

pub fn can_redo(&self) -> bool

pub fn undo_len(&self) -> usize

pub fn redo_len(&self) -> usize

pub fn clear(&mut self)

pub fn push_insert(&mut self, pos: usize, text: &str)

pub fn push_delete(&mut self, pos: usize, text: &str)

pub fn push_group(&mut self, group: UndoGroup)

pub fn push_attr_change( &mut self, range: Range<usize>, before: Vec<StyledSpan>, after: Vec<StyledSpan>, )

pub fn undo(&mut self, buf: &mut TextBuffer) -> Option<(usize, usize)>

pub fn redo(&mut self, buf: &mut TextBuffer) -> Option<(usize, usize)>

pub fn undo_styled(&mut self, buf: &mut StyledBuffer) -> Option<(usize, usize)>

pub fn redo_styled(&mut self, buf: &mut StyledBuffer) -> Option<(usize, usize)>

Trait Implementations

impl Clone for UndoStack

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UndoStack

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

Formats the value using the given formatter.