angular-gantt/src/core/ui/util/smartEvent.factory.ts

Gantt chart component for AngularJS

import {IAugmentedJQuery, IScope} from 'angular'

/**
 * Auto released the binding when the scope is destroyed.
 *
 * Use if an event is registered on another element than the scope.
 */
export class GanttSmartEvent {
  $element: IAugmentedJQuery
  event: string
  fn: any

  constructor ($scope: IScope, $element: IAugmentedJQuery, event: string, fn: any) {
    this.$element = $element
    this.event = event
    this.fn = fn

    $scope.$on('$destroy', () => {
      this.$element.unbind(this.event, this.fn)
    })
  }

  bindOnce () {
    this.$element.one(this.event, this.fn)
  }

  bind () {
    this.$element.bind(this.event, this.fn)
  }

  unbind () {
    this.$element.unbind(this.event, this.fn)
  }
}

export default function () {
  'ngInject'

  return GanttSmartEvent
}