Function init

src/Modal.js:356–390

()

  }

  init() {
    try {
      this._triggeringElement = document.activeElement;
    } catch (err) {
      this._triggeringElement = null;
    }

    if (!this._element) {
      this._element = document.createElement('div');
      this._element.setAttribute('tabindex', '-1');
      this._element.style.position = 'relative';
      this._element.style.zIndex = this.props.zIndex;
      this._mountContainer = getTarget(this.props.container);
      this._mountContainer.appendChild(this._element);
    }

    this._originalBodyPadding = getOriginalBodyPadding();
    if (Modal.openCount < 1) {
      Modal.originalBodyOverflow = window.getComputedStyle(
        document.body,
      ).overflow;
    }
    conditionallyUpdateScrollbar();

    if (Modal.openCount === 0) {
      document.body.className = classNames(
        document.body.className,
        mapToCssModules('modal-open', this.props.cssModule),
      );
      document.body.style.overflow = 'hidden';
    }

    this.modalIndex = Modal.openCount;
    Modal.openCount += 1;
  }

  destroy() {
    if (this._element) {