Method textareaValueDidChange

src/View/Viewer/Text.js:109–125

* Triggered when textarea value changed. * @protected * @param {Event} evt

(evt)

   * @param {Event} evt
   */
  textareaValueDidChange (evt) {
    if (this.isDisabled()) {
      evt.preventDefault()
      return false
    }

    const text = this._$textarea.value

    if (this._text !== text) {
      this._text = text

      // notify model about text change
      this.getModel().viewTextDidChange(this, this._text)

      this.layoutTextarea()
    }
  }

  /**
   * Layouts view and its subviews.