Menu - TieredMenu

TieredMenu displays submenus in nested overlays.

tieredMenu.xhtml
MenuView.java

<h:form>	
    <p:growl id="messages" showDetail="true" />

    <p:tieredMenu style="width:200px">
        <p:submenu label="Ajax Menuitems" icon="pi pi-refresh">
            <p:menuitem value="Save" action="#{menuView.save}" update="messages" icon="pi pi-save" />
            <p:menuitem value="Update" action="#{menuView.update}" update="messages" icon="pi pi-refresh" />
        </p:submenu>
        <p:submenu label="Non-Ajax Menuitem" icon="pi pi-clone">
            <p:menuitem value="Delete" action="#{menuView.delete}" update="messages" ajax="false" icon="pi pi-times" />
        </p:submenu>
        <p:separator />
        <p:submenu label="Navigations" icon="pi pi-home">
            <p:submenu label="Prime Links">
                <p:menuitem value="Prime" url="http://www.prime.com.tr" title="xxx" />
                <p:menuitem value="PrimeFaces" url="http://www.primefaces.org" />
            </p:submenu>
            <p:menuitem value="Mobile" />
        </p:submenu>
    </p:tieredMenu>

    <p:separator />

    <p:commandButton id="dynaButton" value="Show" type="button" icon="pi pi-home" />
    <p:tieredMenu overlay="true" trigger="dynaButton" my="left top" at="left bottom" style="width:200px">
        <p:submenu label="Ajax Menuitems">
            <p:menuitem value="Save" action="#{menuView.save}" update="messages" icon="pi pi-save" />
            <p:menuitem value="Update" action="#{menuView.update}" update="messages" icon="pi pi-refresh" />
        </p:submenu>
        <p:submenu label="Non-Ajax Menuitem">
            <p:menuitem value="Delete" action="#{menuView.delete}" update="messages" ajax="false" icon="pi pi-times" />
        </p:submenu>
        <p:submenu label="Navigations" icon="pi pi-home">
            <p:submenu label="Prime Links">
                <p:menuitem value="Prime" url="http://www.prime.com.tr" />
                <p:menuitem value="PrimeFaces" url="http://www.primefaces.org" />
            </p:submenu>
            <p:menuitem value="Mobile" />
        </p:submenu>
    </p:tieredMenu>
</h:form>

@ManagedBean
public class MenuView {

    private MenuModel model;

    @PostConstruct
    public void init() {
        model = new DefaultMenuModel();

        //First submenu
        DefaultSubMenu firstSubmenu = new DefaultSubMenu("Dynamic Submenu");

        DefaultMenuItem item = new DefaultMenuItem("External");
        item.setUrl("http://www.primefaces.org");
        item.setIcon("pi pi-home");
        firstSubmenu.addElement(item);

        model.addElement(firstSubmenu);

        //Second submenu
        DefaultSubMenu secondSubmenu = new DefaultSubMenu("Dynamic Actions");

        item = new DefaultMenuItem("Save");
        item.setIcon("pi pi-save");
        item.setCommand("#{menuView.save}");
        item.setUpdate("messages");
        secondSubmenu.addElement(item);

        item = new DefaultMenuItem("Delete");
        item.setIcon("pi pi-times");
        item.setCommand("#{menuView.delete}");
        item.setAjax(false);
        secondSubmenu.addElement(item);

        item = new DefaultMenuItem("Redirect");
        item.setIcon("pi pi-search");
        item.setCommand("#{menuView.redirect}");
        secondSubmenu.addElement(item);

        model.addElement(secondSubmenu);
    }

    public MenuModel getModel() {
        return model;
    }

    public void save() {
        addMessage("Success", "Data saved");
    }

    public void update() {
        addMessage("Success", "Data updated");
    }

    public void delete() {
        addMessage("Success", "Data deleted");
    }

    public void addMessage(String summary, String detail) {
        FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, summary, detail);
        FacesContext.getCurrentInstance().addMessage(null, message);
    }
}