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org.primefaces.component.splitbutton.SplitButtonRenderer 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.splitbutton;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.component.UIForm;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.event.ActionEvent;
import org.primefaces.component.menu.AbstractMenu;
import org.primefaces.component.menu.Menu;
import org.primefaces.component.menubutton.MenuButton;
import org.primefaces.component.overlaypanel.OverlayPanel;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.expression.SearchExpressionUtils;
import org.primefaces.model.menu.*;
import org.primefaces.renderkit.InputRenderer;
import org.primefaces.renderkit.MenuItemAwareRenderer;
import org.primefaces.util.*;
public class SplitButtonRenderer extends MenuItemAwareRenderer {
private static final String SB_BUILD_ONCLICK = SplitButtonRenderer.class.getName() + "#buildOnclick";
@Override
public void decode(FacesContext context, UIComponent component) {
SplitButton button = (SplitButton) component;
if (button.isDisabled()) {
return;
}
boolean menuItemDecoded = decodeDynamicMenuItem(context, component);
if (!menuItemDecoded) {
String clientId = button.getClientId(context);
Map params = context.getExternalContext().getRequestParameterMap();
String param = button.isAjax() ? clientId : clientId + "_button";
if (params.containsKey(param)) {
component.queueEvent(new ActionEvent(component));
}
}
OverlayPanel customOverlay = button.getCustomOverlay();
if (customOverlay != null) {
customOverlay.getRenderer().decode(context, customOverlay);
}
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
SplitButton button = (SplitButton) component;
MenuModel model = button.getModel();
if (model != null && button.getElementsCount() > 0) {
model.generateUniqueIds();
}
encodeMarkup(context, button);
encodeScript(context, button);
}
protected void encodeMarkup(FacesContext context, SplitButton button) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = button.getClientId(context);
String menuId = clientId + "_menu";
String menuButtonId = clientId + "_menuButton";
String buttonId = clientId + "_button";
String styleClass = button.getStyleClass();
styleClass = styleClass == null ? SplitButton.STYLE_CLASS : SplitButton.STYLE_CLASS + " " + styleClass;
writer.startElement("div", button);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "id");
writer.writeAttribute(HTML.ARIA_HASPOPUP, "true", null);
writer.writeAttribute(HTML.ARIA_CONTROLS, menuId, null);
writer.writeAttribute(HTML.ARIA_EXPANDED, "false", null);
if (button.getStyle() != null) {
writer.writeAttribute("style", button.getStyle(), "id");
}
encodeDefaultButton(context, button, buttonId);
OverlayPanel customOverlay = button.getCustomOverlay();
if (customOverlay != null || button.getElementsCount() > 0) {
encodeMenuIcon(context, button, menuButtonId);
encodeMenu(context, button, menuId);
}
writer.endElement("div");
if (customOverlay != null) {
customOverlay.setFor(clientId);
customOverlay.getRenderer().encodeEnd(context, customOverlay);
}
}
protected void encodeDefaultButton(FacesContext context, SplitButton button, String id) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String value = (String) button.getValue();
String icon = button.getIcon();
String onclick = buildOnclick(context, button);
// confirm dialog expects data-pfconfirmcommand attribute on div instead of button
if (LangUtils.isNotEmpty(onclick)) {
if (button.requiresConfirmation()) {
writer.writeAttribute("data-pfconfirmcommand", onclick, null);
}
}
writer.startElement("button", button);
writer.writeAttribute("id", id, "id");
writer.writeAttribute("name", id, "name");
writer.writeAttribute("class", button.resolveStyleClass(), "styleClass");
if (onclick.length() > 0) {
if (button.requiresConfirmation()) {
writer.writeAttribute("onclick", button.getConfirmationScript(), "onclick");
// data-pfconfirmcommand is added to the div
}
else {
writer.writeAttribute("onclick", onclick, "onclick");
}
}
// GitHub #9381 ignore style as its applied to parent div
List attrs = new ArrayList<>(HTML.BUTTON_WITHOUT_CLICK_ATTRS);
attrs.remove("style");
renderPassThruAttributes(context, button, attrs);
if (button.isDisabled()) {
writer.writeAttribute("disabled", "disabled", "disabled");
}
//icon
if (!isValueBlank(icon)) {
String defaultIconClass = button.getIconPos().equals("left") ? HTML.BUTTON_LEFT_ICON_CLASS : HTML.BUTTON_RIGHT_ICON_CLASS;
String iconClass = defaultIconClass + " " + icon;
writer.startElement("span", null);
writer.writeAttribute("class", iconClass, null);
writer.endElement("span");
}
//text
writer.startElement("span", null);
writer.writeAttribute("class", HTML.BUTTON_TEXT_CLASS, null);
renderButtonValue(writer, true, button.getValue(), button.getTitle(), button.getAriaLabel());
writer.endElement("span");
writer.endElement("button");
}
protected void encodeMenuIcon(FacesContext context, SplitButton button, String id) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String buttonClass = SplitButton.MENU_ICON_BUTTON_CLASS;
if (button.isDisabled()) {
buttonClass += " ui-state-disabled";
}
writer.startElement("button", button);
writer.writeAttribute("id", id, null);
writer.writeAttribute("name", id, null);
writer.writeAttribute("type", "button", null);
writer.writeAttribute("class", buttonClass, null);
if (button.isDisabled()) {
writer.writeAttribute("disabled", "disabled", "disabled");
}
//icon
writer.startElement("span", null);
writer.writeAttribute("class", HTML.BUTTON_LEFT_ICON_CLASS + " ui-icon-triangle-1-s", null);
writer.endElement("span");
//text
writer.startElement("span", null);
writer.writeAttribute("class", HTML.BUTTON_TEXT_CLASS, null);
writer.writeText(getIconOnlyButtonText(button.getTitle(), button.getAriaLabel()), null);
writer.endElement("span");
writer.endElement("button");
}
protected void encodeScript(FacesContext context, SplitButton button) throws IOException {
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("SplitButton", button);
wb.attr("appendTo", SearchExpressionFacade.resolveClientId(context, button, button.getAppendTo(),
SearchExpressionUtils.SET_RESOLVE_CLIENT_SIDE), null);
if (button.isFilter()) {
wb.attr("filter", true)
.attr("filterMatchMode", button.getFilterMatchMode(), null)
.nativeAttr("filterFunction", button.getFilterFunction(), null)
.attr("filterNormalize", button.isFilterNormalize(), false)
.attr("filterInputAutoFocus", button.isFilterInputAutoFocus(), true);
}
wb.attr("disableOnAjax", button.isDisableOnAjax(), true)
.attr("disabledAttr", button.isDisabled(), false)
.finish();
}
protected String buildOnclick(FacesContext context, SplitButton button) throws IOException {
StringBuilder onclick = SharedStringBuilder.get(context, SB_BUILD_ONCLICK);
if (button.getOnclick() != null) {
onclick.append(button.getOnclick()).append(";");
}
if (button.isAjax()) {
onclick.append(buildAjaxRequest(context, button));
}
else {
UIForm form = ComponentTraversalUtils.closestForm(button);
if (form == null) {
throw new FacesException("SplitButton : \"" + button.getClientId(context) + "\" must be inside a form element");
}
onclick.append(buildNonAjaxRequest(context, button, form, null, false));
}
String onclickBehaviors = getEventBehaviors(context, button, "click", null);
if (onclickBehaviors != null) {
onclick.append(onclickBehaviors).append(";");
}
return onclick.toString();
}
protected void encodeMenu(FacesContext context, SplitButton button, String menuId) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String menuStyleClass = button.getMenuStyleClass();
menuStyleClass = (menuStyleClass == null) ? SplitButton.SPLITBUTTON_CONTAINER_CLASS : SplitButton.SPLITBUTTON_CONTAINER_CLASS + " " + menuStyleClass;
writer.startElement("div", null);
writer.writeAttribute("id", menuId, null);
writer.writeAttribute("class", menuStyleClass, "styleClass");
writer.writeAttribute(HTML.ARIA_LABELLEDBY, button.getClientId(context), null);
writer.writeAttribute("tabindex", "-1", null);
if (button.isFilter()) {
encodeFilter(context, button);
}
writer.startElement("div", null);
writer.writeAttribute("class", SplitButton.LIST_WRAPPER_CLASS, "styleClass");
writer.startElement("ul", null);
writer.writeAttribute("class", MenuButton.LIST_CLASS, "styleClass");
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_MENU, null);
encodeElements(context, button, button.getElements(), false);
writer.endElement("ul");
writer.endElement("div");
writer.endElement("div");
}
protected void encodeElements(FacesContext context, SplitButton button, List elements, boolean isSubmenu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
for (MenuElement element : elements) {
if (element instanceof MenuItem) {
MenuItem menuItem = (MenuItem) element;
if (menuItem.isRendered()) {
String containerStyle = menuItem.getContainerStyle();
String containerStyleClass = menuItem.getContainerStyleClass();
containerStyleClass = (containerStyleClass == null) ? Menu.MENUITEM_CLASS : Menu.MENUITEM_CLASS + " " + containerStyleClass;
if (isSubmenu) {
containerStyleClass = containerStyleClass + " " + Menu.SUBMENU_CHILD_CLASS;
}
writer.startElement("li", null);
writer.writeAttribute("class", containerStyleClass, null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_NONE, null);
if (containerStyle != null) {
writer.writeAttribute("style", containerStyle, null);
}
encodeMenuItem(context, button, menuItem);
writer.endElement("li");
}
}
else if (element instanceof Submenu) {
encodeSubmenu(context, button, (Submenu) element);
}
else if (element instanceof Separator) {
encodeSeparator(context, (Separator) element);
}
}
}
protected void encodeMenuItem(FacesContext context, SplitButton button, MenuItem menuitem) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String icon = menuitem.getIcon();
String title = menuitem.getTitle();
if (menuitem.shouldRenderChildren()) {
renderChildren(context, (UIComponent) menuitem);
}
else {
boolean disabled = menuitem.isDisabled();
writer.startElement("a", null);
writer.writeAttribute("id", menuitem.getClientId(), null);
writer.writeAttribute("tabindex", "-1", null);
writer.writeAttribute(HTML.ARIA_ROLE, HTML.ARIA_ROLE_MENUITEM, null);
if (title != null) {
writer.writeAttribute("title", title, null);
}
String styleClass = menuitem.getStyleClass();
styleClass = styleClass == null ? AbstractMenu.MENUITEM_LINK_CLASS : AbstractMenu.MENUITEM_LINK_CLASS + " " + styleClass;
styleClass = disabled ? styleClass + " ui-state-disabled" : styleClass;
writer.writeAttribute("class", styleClass, null);
if (menuitem.getStyle() != null) {
writer.writeAttribute("style", menuitem.getStyle(), null);
}
if (disabled) {
writer.writeAttribute("href", "#", null);
writer.writeAttribute("onclick", "return false;", null);
}
else {
encodeOnClick(context, button, menuitem);
}
if (icon != null) {
writer.startElement("span", null);
writer.writeAttribute("class", AbstractMenu.MENUITEM_ICON_CLASS + " " + icon, null);
writer.writeAttribute(HTML.ARIA_HIDDEN, "true", null);
writer.endElement("span");
}
if (menuitem.getValue() != null) {
writer.startElement("span", null);
writer.writeAttribute("class", AbstractMenu.MENUITEM_TEXT_CLASS, null);
writer.writeText(menuitem.getValue(), "value");
writer.endElement("span");
}
writer.endElement("a");
}
}
protected void encodeSubmenu(FacesContext context, SplitButton button, Submenu submenu) throws IOException {
if (!submenu.isRendered()) {
return;
}
ResponseWriter writer = context.getResponseWriter();
String label = submenu.getLabel();
String style = submenu.getStyle();
String styleClass = submenu.getStyleClass();
styleClass = styleClass == null ? Menu.SUBMENU_TITLE_CLASS : Menu.SUBMENU_TITLE_CLASS + " " + styleClass;
writer.startElement("li", null);
writer.writeAttribute("class", styleClass, null);
if (style != null) {
writer.writeAttribute("style", style, null);
}
writer.startElement("h3", null);
if (label != null) {
writer.writeText(label, "value");
}
writer.endElement("h3");
writer.endElement("li");
encodeElements(context, button, submenu.getElements(), true);
}
protected void encodeFilter(FacesContext context, SplitButton button) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String id = button.getClientId(context) + "_filter";
writer.startElement("div", null);
writer.writeAttribute("class", "ui-splitbuttonmenu-filter-container", null);
writer.startElement("input", null);
writer.writeAttribute("class", "ui-splitbuttonmenu-filter ui-inputfield ui-inputtext ui-widget ui-state-default ui-corner-all", null);
writer.writeAttribute("id", id, null);
writer.writeAttribute("name", id, null);
writer.writeAttribute("type", "text", null);
writer.writeAttribute("autocomplete", "off", null);
writer.writeAttribute(HTML.ARIA_LABEL, MessageFactory.getMessage(InputRenderer.ARIA_FILTER), null);
if (button.getFilterPlaceholder() != null) {
writer.writeAttribute("placeholder", button.getFilterPlaceholder(), null);
}
writer.startElement("span", null);
writer.writeAttribute("class", "ui-icon ui-icon-search", id);
writer.endElement("span");
writer.endElement("input");
writer.endElement("div");
}
@Override
public void encodeChildren(FacesContext facesContext, UIComponent component) throws IOException {
//Do nothing
}
@Override
public boolean getRendersChildren() {
return true;
}
}
