Struct SetValueCommand 

pub struct SetValueCommand<T: Clone + Send + Sync + 'static> { /* private fields */ }

Simple value change command

Implementations

impl<T: Clone + Send + Sync + 'static> SetValueCommand<T>

pub fn new( description: impl Into<String>, value: Arc<RwLock<T>>, new_value: T, ) -> Self

Trait Implementations

impl<T: Clone + Send + Sync + 'static> Command for SetValueCommand<T>

fn execute(&mut self) -> CommandResult

Execute the command

fn undo(&mut self) -> CommandResult

Undo the command

fn description(&self) -> &str

Get command description

fn redo(&mut self) -> CommandResult

Redo the command (default: re-execute)

fn can_merge(&self, _other: &dyn Command) -> bool

Check if command can be merged with another

fn merge(&mut self, _other: Box<dyn Command>) -> Option<Box<dyn Command>>

Merge with another command (returns merged command)

fn memory_size(&self) -> usize

Estimate memory usage of this command

fn metadata(&self) -> Option<&dyn Any>

Get command metadata