CommandButton
CommandButton extends the standard h:commandButton with ajax, partial processing and skinning features.
Documentation
<h:form>
<p:growl id="growl" life="2000" />
<p:commandButton value="Ajax Submit" id="ajax" update="growl" action="#{buttonView.buttonAction}" style="margin-right:20px;" styleClass="ui-priority-primary" />
<p:commandButton value="Non-Ajax Submit" id="nonAjax" action="#{buttonView.buttonAction}" style="margin-right:20px;" ajax="false" />
<p:commandButton value="With Icon" id="withIcon" action="#{buttonView.buttonAction}" update="growl" style="margin-right:20px;" icon="pi pi-save" />
<p:commandButton action="#{buttonView.buttonAction}" id="iconOnly" update="growl" style="margin-right:20px;" icon="pi pi-save" title="Icon Only" />
<p:commandButton value="Disabled" id="disabled" style="margin-right:20px;" disabled="true" />
</h:form>
@Named
@RequestScoped
public class ButtonView {
private MenuModel model;
@PostConstruct
public void init() {
model = new DefaultMenuModel();
//First submenu
DefaultMenuItem item = DefaultMenuItem.builder()
.value("External")
.url("http://www.primefaces.org")
.icon("pi pi-home")
.build();
DefaultSubMenu firstSubmenu = DefaultSubMenu.builder()
.label("Dynamic Submenu")
.addElement(item)
.build();
model.getElements().add(firstSubmenu);
//Second submenu
item = DefaultMenuItem.builder()
.value("Save")
.icon("pi pi-save")
.function((i) -> save())
.update("messages")
.build();
DefaultSubMenu secondSubmenu = DefaultSubMenu.builder()
.label("Dynamic Actions")
.addElement(item)
.build();
item = DefaultMenuItem.builder()
.value("Delete")
.icon("pi pi-times")
.command("#{buttonView.delete}")
.ajax(false)
.build();
secondSubmenu.getElements().add(item);
model.getElements().add(secondSubmenu);
}
public MenuModel getModel() {
return model;
}
public String save() {
addMessage("Data saved");
return null;
}
public void update() {
addMessage("Data updated");
}
public void delete() {
addMessage("Data deleted");
}
public void buttonAction() {
addMessage("Welcome to PrimeFaces!!");
}
public void addMessage(String summary) {
FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, summary, null);
FacesContext.getCurrentInstance().addMessage(null, message);
}
}
