Function mouse_active_config 

pub fn mouse_active_config(
    child: impl IntoUiNode,
    config: impl IntoVar<MouseActiveConfig>,
) -> UiNode

P Contextual configuration for is_mouse_active.

Note that the MouseActiveConfig converts from duration, so you can set this to a time literal, like 5.secs(), directly.

This property sets the MOUSE_ACTIVE_CONFIG_VAR.