Function effect_layer 

pub fn effect_layer<H: UiHost, F, I>(
    mode: EffectMode,
    chain: EffectChain,
    children: F,
) -> UiBuilder<EffectLayerBox<H, F>>
where
    F: FnOnce(&mut ElementContext<'_, H>) -> I,
    I: IntoIterator,
    I::Item: IntoUiElement<H>,

Returns a patchable effect-layer builder.

Usage:

• ui::effect_layer(EffectMode::FilterContent, chain, |_cx| [child]).w_full().into_element(cx)