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• FocusReceiver.scala

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com.raquo.laminar.receivers.FocusReceiver.scala Maven / Gradle / Ivy

package com.raquo.laminar.receivers

import com.raquo.airstream.core.Source.EventSource
import com.raquo.laminar.modifiers.Binder
import com.raquo.laminar.nodes.{ReactiveElement, ReactiveHtmlElement}

object FocusReceiver {

  def <--(isFocused: EventSource[Boolean]): Binder[ReactiveHtmlElement.Base] = {
    Binder { element =>
      ReactiveElement.bindFn(element, isFocused.toObservable) { shouldFocus =>
        if (shouldFocus) element.ref.focus() else element.ref.blur()
      }
    }
  }
}