growl" />
                </p:progressBar>

                <h5>Ajax ProgressBar (with long running method)</h5>
                <p:commandButton value="Start"
                                 onclick="PF('pbAjaxLong').start();PF('startButton3').disable()"
                                 widgetVar="startButton3" actionListener="#{progressBarView.longRunning}" styleClass="mr-2"/>
                <p:commandButton value="Cancel" action="#{progressBarView.cancel}"
                                 oncomplete="P