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org.primefaces.component.panelmenu.PanelMenuRenderer Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2023 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.panelmenu;
import java.io.IOException;
import java.util.List;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.menu.AbstractMenu;
import org.primefaces.component.menu.BaseMenuRenderer;
import org.primefaces.component.menu.Menu;
import org.primefaces.model.menu.MenuElement;
import org.primefaces.model.menu.MenuItem;
import org.primefaces.model.menu.Submenu;
import org.primefaces.util.HTML;
import org.primefaces.util.WidgetBuilder;
public class PanelMenuRenderer extends BaseMenuRenderer {
@Override
protected void encodeScript(FacesContext context, AbstractMenu abstractMenu) throws IOException {
PanelMenu menu = (PanelMenu) abstractMenu;
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("PanelMenu", menu)
.attr("stateful", menu.isStateful())
.attr("statefulGlobal", menu.isStatefulGlobal(), false)
.attr("multiple", menu.isMultiple());
wb.finish();
}
@Override
protected void encodeMarkup(FacesContext context, AbstractMenu abstractMenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
PanelMenu menu = (PanelMenu) abstractMenu;
String clientId = menu.getClientId(context);
String style = menu.getStyle();
String styleClass = menu.getStyleClass();
styleClass = styleClass == null ? PanelMenu.CONTAINER_CLASS : PanelMenu.CONTAINER_CLASS + " " + styleClass;
writer.startElement("div", menu);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleClass");
if (style != null) {
writer.writeAttribute("style", style, "style");
}
writer.writeAttribute(HTML.ARIA_ROLE, "tablist", null);
if (menu.getElementsCount() > 0) {
List elements = menu.getElements();
for (MenuElement element : elements) {
if (element.isRendered() && element instanceof Submenu) {
encodeRootSubmenu(context, menu, (Submenu) element);
}
}
}
writer.endElement("div");
}
protected void encodeRootSubmenu(FacesContext context, PanelMenu menu, Submenu submenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String style = submenu.getStyle();
String styleClass = submenu.getStyleClass();
styleClass = styleClass == null ? PanelMenu.PANEL_CLASS : PanelMenu.PANEL_CLASS + " " + styleClass;
boolean expanded = submenu.isExpanded();
String headerClass = expanded ? PanelMenu.ACTIVE_HEADER_CLASS : PanelMenu.INACTIVE_HEADER_CLASS;
String headerIconClass = expanded ? PanelMenu.ACTIVE_TAB_HEADER_ICON_CLASS : PanelMenu.INACTIVE_TAB_HEADER_ICON_CLASS;
String contentClass = expanded ? PanelMenu.ACTIVE_ROOT_SUBMENU_CONTENT : PanelMenu.INACTIVE_ROOT_SUBMENU_CONTENT;
//wrapper
writer.startElement("div", null);
writer.writeAttribute("class", styleClass, null);
if (style != null) {
writer.writeAttribute("style", style, null);
}
//header
writer.startElement("h3", null);
writer.writeAttribute("class", headerClass, null);
writer.writeAttribute(HTML.ARIA_ROLE, "tab", null);
writer.writeAttribute("tabindex", "0", null);
//icon
writer.startElement("span", null);
writer.writeAttribute("class", headerIconClass, null);
writer.endElement("span");
writer.startElement("a", null);
writer.writeAttribute("href", "#", null);
writer.writeAttribute("tabindex", "-1", null);
writer.writeText(submenu.getLabel(), null);
writer.endElement("a");
writer.endElement("h3");
//content
writer.startElement("div", null);
writer.writeAttribute("class", contentClass, null);
writer.writeAttribute(HTML.ARIA_ROLE, "tabpanel", null);
writer.writeAttribute("id", menu.getClientId(context) + "_" + submenu.getId(), null);
writer.writeAttribute("tabindex", "0", null);
if (submenu.getElementsCount() > 0) {
List elements = submenu.getElements();
writer.startElement("ul", null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_MENU, null);
writer.writeAttribute("class", PanelMenu.LIST_CLASS, null);
for (MenuElement element : elements) {
if (element.isRendered()) {
if (element instanceof MenuItem) {
MenuItem menuItem = (MenuItem) element;
String containerStyle = menuItem.getContainerStyle();
String containerStyleClass = menuItem.getContainerStyleClass();
containerStyleClass = (containerStyleClass == null) ? Menu.MENUITEM_CLASS : Menu.MENUITEM_CLASS + " " + containerStyleClass;
writer.startElement("li", null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_NONE, null);
writer.writeAttribute("class", containerStyleClass, null);
if (containerStyle != null) {
writer.writeAttribute("style", containerStyle, null);
}
encodeMenuItem(context, menu, menuItem, "-1");
writer.endElement("li");
}
else if (element instanceof Submenu) {
encodeDescendantSubmenu(context, menu, (Submenu) element);
}
}
}
writer.endElement("ul");
}
writer.endElement("div"); //content
writer.endElement("div"); //wrapper
}
protected void encodeDescendantSubmenu(FacesContext context, PanelMenu menu, Submenu submenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String icon = submenu.getIcon();
String style = submenu.getStyle();
String styleClass = submenu.getStyleClass();
styleClass = styleClass == null ? PanelMenu.DESCENDANT_SUBMENU_CLASS : PanelMenu.DESCENDANT_SUBMENU_CLASS + " " + styleClass;
boolean expanded = submenu.isExpanded();
String toggleIconClass = expanded ? PanelMenu.DESCENDANT_SUBMENU_EXPANDED_ICON_CLASS : PanelMenu.DESCENDANT_SUBMENU_COLLAPSED_ICON_CLASS;
String listClass = expanded ? PanelMenu.DESCENDANT_SUBMENU_EXPANDED_LIST_CLASS : PanelMenu.DESCENDANT_SUBMENU_COLLAPSED_LIST_CLASS;
boolean hasIcon = (icon != null);
String linkClass = (hasIcon) ? PanelMenu.MENUITEM_LINK_WITH_ICON_CLASS : PanelMenu.MENUITEM_LINK_CLASS;
writer.startElement("li", null);
writer.writeAttribute("id", submenu.getClientId(), null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_NONE, null);
writer.writeAttribute("class", styleClass, null);
if (style != null) {
writer.writeAttribute("style", style, null);
}
writer.startElement("a", null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_MENUITEM, null);
writer.writeAttribute("class", linkClass, null);
//toggle icon
writer.startElement("span", null);
writer.writeAttribute("class", toggleIconClass, null);
writer.endElement("span");
//user icon
if (hasIcon) {
writer.startElement("span", null);
writer.writeAttribute("class", "ui-icon " + icon, null);
writer.endElement("span");
}
//submenu label
writer.startElement("span", null);
writer.writeAttribute("class", PanelMenu.MENUITEM_TEXT_CLASS, null);
writer.writeText(submenu.getLabel(), null);
writer.endElement("span");
writer.endElement("a");
//submenu children
if (submenu.getElementsCount() > 0) {
List elements = submenu.getElements();
writer.startElement("ul", null);
writer.writeAttribute("class", listClass, null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_MENU, null);
for (MenuElement element : elements) {
if (element.isRendered()) {
if (element instanceof MenuItem) {
writer.startElement("li", null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_NONE, null);
writer.writeAttribute("class", Menu.MENUITEM_CLASS, null);
encodeMenuItem(context, menu, (MenuItem) element, "-1");
writer.endElement("li");
}
else if (element instanceof Submenu) {
encodeDescendantSubmenu(context, menu, (Submenu) element);
}
}
}
writer.endElement("ul");
}
writer.endElement("li");
}
}
