Struct UndoRedoManager 

pub struct UndoRedoManager {
    pub history: WorkflowHistory,
    pub current_index: usize,
    pub max_history_size: usize,
}

Undo/Redo manager for workflow operations

Fields

history: WorkflowHistory

History of workflow snapshots

current_index: usize

Current position in history

max_history_size: usize

Maximum history size

Implementations

impl UndoRedoManager

pub fn new() -> Self

Create a new undo/redo manager

pub fn add_snapshot(&mut self, snapshot: WorkflowSnapshot)

Add a new snapshot to history

pub fn can_undo(&self) -> bool

Check if undo is available

pub fn can_redo(&self) -> bool

Check if redo is available

Trait Implementations

impl Clone for UndoRedoManager

fn clone(&self) -> UndoRedoManager

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UndoRedoManager

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

Formats the value using the given formatter.

impl Default for UndoRedoManager

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for UndoRedoManager

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for UndoRedoManager

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.