zng_wgt_input::mouse

Function on_mouse_zoom

source
pub fn on_mouse_zoom(
    child: impl UiNode,
    handler: impl WidgetHandler<MouseWheelArgs>,
) -> impl UiNode
Expand description

P Mouse wheel scrolled while pointer is hovering the widget and the pressed keyboard modifiers allow a zoom operation and the widget is enabled.

§Preview

You can preview this event using on_pre_mouse_zoom. 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.