discourse-bbb/assets/javascripts/discourse/templates/modal/insert-bbb.hbs

<DModalBody @title="bbb.modal.title" @class="insert-bbb">
  <div class="insert-bbb-form">
    <div class="insert-bbb-input">
      <label>{{i18n "bbb.meetingID"}}</label>
      <TextField @value={{meetingID}} />
    </div>

    <div class="insert-bbb-input bbb-button-text">
      <label>{{i18n "bbb.button_text"}}</label>
      <TextField @value={{buttonText}} @placeholderKey="bbb.launch" />
    </div>

    <div class="insert-bbb-input">
      <label class="checkbox-label">
        {{input type="checkbox" checked=mobileIframe}}
        {{i18n "bbb.modal.mobile_iframe"}}
      </label>
    </div>

    <div class="insert-bbb-input">
      <label class="checkbox-label">
        {{input type="checkbox" checked=desktopIframe}}
        {{i18n "bbb.modal.desktop_iframe"}}
      </label>
    </div>

  </div>
</DModalBody>

<div class="modal-footer">
  <DButton
    @class="btn-primary"
    @disabled={{insertDisabled}}
    @label="bbb.modal.insert"
    @action={{action "insert"}}
  />
  <DButton
    @class="btn-danger"
    @label="bbb.modal.cancel"
    @action={{action "cancel"}}
  />
</div>