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PrimeFaces is one of the most popular UI libraries in Java EE Ecosystem and widely used by software companies, world renowned brands, banks, financial institutions, insurance companies, universities and more.
/**
* The MIT License
*
* Copyright (c) 2009-2019 PrimeTek
*
* 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.util.List;
import javax.el.ELContext;
import javax.el.MethodExpression;
import javax.el.MethodNotFoundException;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import javax.faces.context.FacesContext;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.ActionEvent;
import javax.faces.event.FacesEvent;
import org.primefaces.event.MenuActionEvent;
import org.primefaces.model.menu.MenuElement;
import org.primefaces.model.menu.MenuGroup;
import org.primefaces.model.menu.MenuItem;
import org.primefaces.model.menu.MenuModel;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.HTML;
import org.primefaces.util.LangUtils;
@ResourceDependencies({
@ResourceDependency(library = "primefaces", name = "components.css"),
@ResourceDependency(library = "primefaces", name = "jquery/jquery.js"),
@ResourceDependency(library = "primefaces", name = "jquery/jquery-plugins.js"),
@ResourceDependency(library = "primefaces", name = "core.js"),
@ResourceDependency(library = "primefaces", name = "components.js")
})
public class SplitButton extends SplitButtonBase {
public static final String COMPONENT_TYPE = "org.primefaces.component.SplitButton";
public static final String STYLE_CLASS = "ui-splitbutton ui-buttonset ui-widget";
public static final String BUTTON_TEXT_ICON_LEFT_BUTTON_CLASS = "ui-button ui-widget ui-state-default ui-corner-left ui-button-text-icon-left";
public static final String BUTTON_TEXT_ICON_RIGHT_BUTTON_CLASS = "ui-button ui-widget ui-state-default ui-corner-left ui-button-text-icon-right";
public static final String MENU_ICON_BUTTON_CLASS = "ui-splitbutton-menubutton ui-button ui-widget ui-state-default ui-corner-right ui-button-icon-only";
public static final String BUTTON_TEXT_ONLY_BUTTON_CLASS = "ui-button ui-widget ui-state-default ui-corner-left ui-button-text-only";
public static final String BUTTON_ICON_ONLY_BUTTON_CLASS = "ui-button ui-widget ui-state-default ui-corner-left ui-button-icon-only";
public static final String SPLITBUTTON_CONTAINER_CLASS = "ui-menu ui-splitbuttonmenu ui-menu-dynamic ui-widget ui-widget-content ui-corner-all ui-helper-clearfix ui-shadow";
public static final String LIST_WRAPPER_CLASS = "ui-splitbuttonmenu-list-wrapper";
public String resolveStyleClass() {
boolean iconBlank = LangUtils.isValueBlank(getIcon());
boolean valueBlank = getValue() == null;
boolean modelBlank = getModel() == null;
String styleClass = "";
if (modelBlank && !ComponentUtils.shouldRenderChildren(this)) {
if (!valueBlank && iconBlank) {
styleClass = HTML.BUTTON_TEXT_ONLY_BUTTON_CLASS;
}
else if (!valueBlank && !iconBlank) {
styleClass = getIconPos().equals("left")
? HTML.BUTTON_TEXT_ICON_LEFT_BUTTON_CLASS
: HTML.BUTTON_TEXT_ICON_RIGHT_BUTTON_CLASS;
}
else if (valueBlank && !iconBlank) {
styleClass = HTML.BUTTON_ICON_ONLY_BUTTON_CLASS;
}
}
else if (!valueBlank && iconBlank) {
styleClass = BUTTON_TEXT_ONLY_BUTTON_CLASS;
}
else if (!valueBlank && !iconBlank) {
styleClass = getIconPos().equals("left") ? BUTTON_TEXT_ICON_LEFT_BUTTON_CLASS : BUTTON_TEXT_ICON_RIGHT_BUTTON_CLASS;
}
else if (valueBlank && !iconBlank) {
styleClass = BUTTON_ICON_ONLY_BUTTON_CLASS;
}
if (isDisabled()) {
styleClass = styleClass + " ui-state-disabled";
}
return styleClass;
}
@Override
public boolean isPartialSubmitSet() {
return (getStateHelper().get(PropertyKeys.partialSubmit) != null) || (this.getValueExpression(PropertyKeys.partialSubmit.toString()) != null);
}
@Override
public boolean isResetValuesSet() {
return (getStateHelper().get(PropertyKeys.resetValues) != null) || (this.getValueExpression(PropertyKeys.resetValues.toString()) != null);
}
@Override
public boolean isAjaxified() {
return isAjax();
}
public List getElements() {
MenuModel model = getModel();
if (model != null) {
return model.getElements();
}
else {
return getChildren();
}
}
public int getElementsCount() {
List elements = getElements();
return (elements == null) ? 0 : elements.size();
}
protected MenuItem findMenuitem(List elements, String id) {
if (elements == null || elements.isEmpty()) {
return null;
}
else {
String[] paths = id.split("_");
if (paths.length == 0) {
return null;
}
int childIndex = Integer.parseInt(paths[0]);
if (childIndex >= elements.size()) {
return null;
}
MenuElement childElement = elements.get(childIndex);
if (paths.length == 1) {
return (MenuItem) childElement;
}
else {
String relativeIndex = id.substring(id.indexOf("_") + 1);
return findMenuitem(((MenuGroup) childElement).getElements(), relativeIndex);
}
}
}
@Override
public void broadcast(FacesEvent event) throws AbortProcessingException {
if (event instanceof MenuActionEvent) {
FacesContext facesContext = getFacesContext();
ELContext eLContext = facesContext.getELContext();
MenuActionEvent menuActionEvent = (MenuActionEvent) event;
MenuItem menuItem = menuActionEvent.getMenuItem();
String command = menuItem.getCommand();
if (command != null) {
String actionExpressionString = menuItem.getCommand();
MethodExpression noArgExpr = facesContext.getApplication().getExpressionFactory().
createMethodExpression(eLContext, actionExpressionString,
String.class, new Class[0]);
Object invokeResult = null;
try {
invokeResult = noArgExpr.invoke(eLContext, null);
}
catch (MethodNotFoundException methodNotFoundException) {
try {
MethodExpression argExpr = facesContext.getApplication().getExpressionFactory().
createMethodExpression(eLContext, actionExpressionString,
String.class, new Class[]{ActionEvent.class});
invokeResult = argExpr.invoke(eLContext, new Object[]{event});
}
catch (MethodNotFoundException methodNotFoundException2) {
MethodExpression argExpr = facesContext.getApplication().getExpressionFactory().
createMethodExpression(eLContext, actionExpressionString,
String.class, new Class[]{MenuActionEvent.class});
invokeResult = argExpr.invoke(eLContext, new Object[]{event});
}
}
finally {
String outcome = (invokeResult != null) ? invokeResult.toString() : null;
facesContext.getApplication().getNavigationHandler().handleNavigation(facesContext, actionExpressionString, outcome);
}
}
}
else {
super.broadcast(event);
}
}
}