Struct History 

pub struct History { /* private fields */ }

Implementations

impl History

pub fn new(depth: usize) -> History

pub fn depth(&self) -> usize

pub fn set_depth(&mut self, depth: usize)

pub fn apply( &mut self, files: &mut Files, edit: impl Edit, ) -> Result<Changed, DocError>

pub fn apply_boxed( &mut self, files: &mut Files, edit: Box<dyn Edit>, ) -> Result<Changed, DocError>

pub fn typed( &mut self, files: &mut Files, edit: impl Edit, now: f64, gap: f64, ) -> Result<Changed, DocError>

pub fn undo(&mut self, files: &mut Files) -> Result<Option<Changed>, DocError>

pub fn redo(&mut self, files: &mut Files) -> Result<Option<Changed>, DocError>

pub fn seal(&mut self)

pub fn clear(&mut self)

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 undo_label(&self) -> Option<&str>

pub fn redo_label(&self) -> Option<&str>

pub fn undo_labels(&self) -> Vec<&str>

pub fn redo_labels(&self) -> Vec<&str>

pub fn prune(&mut self, files: &Files) -> usize

Trait Implementations

impl Debug for History

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

Formats the value using the given formatter.

impl Default for History

fn default() -> History

Returns the “default value” for a type.