on_access_increment

zng::access

Function on_access_increment 

Source 
pub fn on_access_increment(
    child: impl IntoUiNode,
    handler: Box<dyn FnMut(&AccessIncrementArgs) -> HandlerResult + Send>,
) -> UiNode
Expand description

P Access requested to increment or decrement the widget value by steps.

§Preview

You can preview this event using on_pre_access_increment. Otherwise the handler is only called after the widget content has a chance to stop propagation.

§Async

You can use async event handlers with this property.