Trait HistoryProvider 

pub trait HistoryProvider {
    // Required methods
    fn undo(&mut self, ctx: &mut CommandContext<'_>);
    fn redo(&mut self, ctx: &mut CommandContext<'_>);
    fn push(&mut self, command: Box<dyn Command>, ctx: &mut CommandContext<'_>);
    fn clear(&mut self);
}

Required Methods

fn undo(&mut self, ctx: &mut CommandContext<'_>)

fn redo(&mut self, ctx: &mut CommandContext<'_>)

fn push(&mut self, command: Box<dyn Command>, ctx: &mut CommandContext<'_>)

fn clear(&mut self)

Implementors

impl HistoryProvider for LocalHistory