Focus

<div class="card">
    <h:form>
        <p:focus context="panel"/>

        <p:messages/>

        <h:panelGrid id="panel" columns="3" cellpadding="7">
            <p:outputLabel for="username" value="Username"/>
            <p:inputText id="username" value="#{focusView.username}" required="true" label="Firstname">
                <f:validateLength minimum="2"/>
            </p:inputText>
            <p:message for="username"/>

            <p:outputLabel for="email" value="Email"/>
            <p:inputText id="email" value="#{focusView.email}" required="true" label="Surname"/>
            <p:message for="email"/>
        </h:panelGrid>

        <p:commandButton id="submitButton" value="Save" update="@parent" action="#{focusView.save}" styleClass="mt-3" />
    </h:form>
</div>