Struct lay_rs::engine::TransactionRef

pub struct TransactionRef {
    pub value_id: usize,
    /* private fields */
}

Fields

value_id: usize

Implementations

impl TransactionRef

pub fn on_start<F: Into<TransactionCallback>>( &self, handler: F, once: bool, ) -> &Self

Add a callback that is triggered when the transaction is started. The callback is removed when the transaction is finished.

Arguments

• handler: the callback function to be called
• once: if true, the callback is removed after it is triggered

pub fn on_finish<F: Into<TransactionCallback>>( &self, handler: F, once: bool, ) -> &Self

Add a callback that is triggered when the transaction is finished. The callback is removed when the transaction is finished.

Arguments

• handler: the callback function to be called
• once: if true, the callback is removed after it is triggered

pub fn on_update<F: Into<TransactionCallback>>( &self, handler: F, once: bool, ) -> &Self

Add a callback that is triggered when the transaction is updated. The callback is removed when the transaction is finished.

Arguments

• handler: the callback function to be called
• once: if true, the callback is removed after it is triggered

pub fn then<F: Into<TransactionCallback>>(&self, handler: F) -> &Self

Alias for on_finish

the callback is added with the once flag set to true ie. the callback is removed after it is triggered

Trait Implementations

impl Clone for TransactionRef

fn clone(&self) -> TransactionRef

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for TransactionRef

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

Formats the value using the given formatter.

impl Copy for TransactionRef