Trait zng_ext_undo::UndoSelector
source · pub trait UndoSelector: Sealed {
type Select: UndoSelect;
// Required method
fn select(self, op: UndoOp) -> Self::Select;
}
Expand description
Represents a type that can select actions for undo or redo once.
This API is sealed, only core crate can implement it.
See UNDO::undo_select
for more details.
Required Associated Types§
sourcetype Select: UndoSelect
type Select: UndoSelect
Selection collector.