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* Copyright ${year}, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.component;
import javax.el.MethodExpression;
import javax.el.ValueExpression;
import javax.faces.component.UIComponent;
import javax.faces.component.UIOutput;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.FacesEvent;
import javax.faces.event.PhaseId;
import org.richfaces.PanelMenuMode;
import org.richfaces.cdk.annotations.Attribute;
import org.richfaces.cdk.annotations.JsfComponent;
import org.richfaces.cdk.annotations.JsfRenderer;
import org.richfaces.cdk.annotations.Tag;
import org.richfaces.cdk.annotations.TagType;
import org.richfaces.component.attribute.DisabledProps;
import org.richfaces.component.attribute.EventsMouseProps;
import org.richfaces.component.attribute.ImmediateProps;
import org.richfaces.component.attribute.StyleClassProps;
import org.richfaces.component.attribute.StyleProps;
import org.richfaces.event.ItemChangeEvent;
import org.richfaces.event.ItemChangeListener;
import org.richfaces.event.ItemChangeSource;
import org.richfaces.renderkit.util.PanelIcons;
import org.richfaces.view.facelets.html.PanelMenuTagHandler;
/**
* <p>The <rich:panelMenu> component is used in conjunction with <rich:panelMenuItem> and
* <rich:panelMenuGroup> to create an expanding, hierarchical menu. The <rich:panelMenu> component's
* appearance can be highly customized, and the hierarchy can stretch to any number of sub-levels.</p>
*
* @author akolonitsky
*/
@JsfComponent(tag = @Tag(type = TagType.Facelets, handlerClass = PanelMenuTagHandler.class),
renderer = @JsfRenderer(type = "org.richfaces.PanelMenuRenderer"))
public abstract class AbstractPanelMenu extends UIOutput implements ItemChangeSource, DisabledProps, EventsMouseProps, ImmediateProps, StyleProps, StyleClassProps {
public static final String COMPONENT_TYPE = "org.richfaces.PanelMenu";
public static final String COMPONENT_FAMILY = "org.richfaces.PanelMenu";
private String submittedActiveItem;
private enum PropertyKeys {
immediate
}
protected AbstractPanelMenu() {
setRendererType("org.richfaces.PanelMenuRenderer");
}
@Override
public void processDecodes(FacesContext context) {
super.processDecodes(context);
// TODO nick - is component immediate = true only?
// TODO nick - processValue should be executed in context of component, i.e. when 'component' EL variable is set
ItemChangeEvent event = createItemChangeEvent(context);
if (event != null) {
event.queue();
}
}
public void queueEvent(FacesEvent event) {
if ((event instanceof ItemChangeEvent) && (event.getComponent() == this)) {
setEventPhase((ItemChangeEvent) event);
}
super.queueEvent(event);
}
public void setEventPhase(FacesEvent event) {
if (event instanceof ItemChangeEvent) {
AbstractPanelMenuItem actItm = (AbstractPanelMenuItem) ((ItemChangeEvent) event).getNewItem();
if (isImmediate() || (actItm != null && actItm.isImmediate())) {
event.setPhaseId(PhaseId.APPLY_REQUEST_VALUES);
} else if (actItm != null && actItm.isBypassUpdates()) {
event.setPhaseId(PhaseId.PROCESS_VALIDATIONS);
} else {
event.setPhaseId(PhaseId.UPDATE_MODEL_VALUES);
}
}
}
private ItemChangeEvent createItemChangeEvent(FacesContext context) {
// Submitted value == null means "the component was not submitted at all".
String activeItem = getSubmittedActiveItem();
if (activeItem == null) {
return null;
}
String previous = (String) getValue();
if (previous == null || !previous.equalsIgnoreCase(activeItem)) {
AbstractPanelMenuItem prevItm = null;
AbstractPanelMenuItem actItm = null;
if (previous != null) {
prevItm = getItem(previous);
}
if (activeItem != null) {
actItm = getItem(activeItem);
}
return new ItemChangeEvent(this, previous, prevItm, activeItem, actItm);
}
return null;
}
@Override
public void broadcast(FacesEvent event) throws AbortProcessingException {
if (event instanceof ItemChangeEvent) {
setValue(((ItemChangeEvent) event).getNewItemName());
setSubmittedActiveItem(null);
if (event.getPhaseId() != PhaseId.UPDATE_MODEL_VALUES) {
FacesContext.getCurrentInstance().renderResponse();
}
}
super.broadcast(event);
}
public String getSubmittedActiveItem() {
return this.submittedActiveItem;
}
public void setSubmittedActiveItem(String submittedValue) {
this.submittedActiveItem = String.valueOf(submittedValue);
}
@Attribute(hidden = true)
public abstract Converter getConverter();
/**
* Holds the active panel name. This name is a reference to the name identifier of the active child
* <rich:panelMenuItem> or <rich:panelMenuGroup> component.
*/
@Attribute(generate = false)
public String getActiveItem() {
return (String) getValue();
}
// TODO nick - where is EL-expression updated?
public void setActiveItem(String value) {
setValue(value);
}
@Override
public void setValueExpression(String name, ValueExpression binding) {
if ("activeItem".equals(name)) {
super.setValueExpression("value", binding);
} else {
super.setValueExpression(name, binding);
}
}
@Attribute(generate = false)
public boolean isImmediate() {
return (Boolean) getStateHelper().eval(PropertyKeys.immediate, false);
}
public void setImmediate(boolean immediate) {
getStateHelper().put(PropertyKeys.immediate, immediate);
}
@Override
public String getFamily() {
return COMPONENT_FAMILY;
}
// ------------------------------------------------ Component Attributes
/**
* The mouse event used for expansion.
*/
@Attribute
public abstract String getExpandEvent();
/**
* The mouse event used for collapsing.
*/
@Attribute
public abstract String getCollapseEvent();
/**
* Mode used for expanding/collapsing groups: client (default), ajax, server
*/
@Attribute(defaultValue = "PanelMenuMode.client")
public abstract PanelMenuMode getGroupMode();
/**
* If true (default), only one group can be expanded at the time. If false, many groups can be expanded.
*/
@Attribute(defaultValue = "true")
public abstract boolean isExpandSingle();
/**
* The mode user for selecting items: client, ajax (default), server
*/
@Attribute(defaultValue = "PanelMenuMode.DEFAULT")
public abstract PanelMenuMode getItemMode();
/**
* If true (default), selection of any item of group will cause selection of groups - predecessors - in the hierarchy. If
* false, only given item is selected.
*/
@Attribute(defaultValue = "true")
public abstract boolean isBubbleSelection();
/**
* Method expression referencing a method that will be called when an ItemChangeEvent has been broadcast for the listener.
*/
@Attribute
public abstract MethodExpression getItemChangeListener();
// ------------------------------------------------ Html Attributes
enum Properties {
itemRightIcon, itemDisabledLeftIcon, itemDisabledRightIcon, topItemLeftIcon, topItemRightIcon, topItemDisabledLeftIcon, topItemDisabledRightIcon, groupExpandedLeftIcon, groupExpandedRightIcon, groupCollapsedLeftIcon, groupCollapsedRightIcon, groupDisabledLeftIcon, groupDisabledRightIcon, topGroupExpandedLeftIcon, topGroupExpandedRightIcon, topGroupCollapsedLeftIcon, topGroupCollapsedRightIcon, topGroupDisabledLeftIcon, topGroupDisabledRightIcon, itemLeftIcon, value,
topItemClass, topItemDisabledClass, topGroupClass, topGroupDisabledClass
}
/**
* The width of the panel menu in pixels.
*/
@Attribute
public abstract String getWidth();
/**
* Space-separated list of CSS style class(es) to be applied to the panel menu items.
*/
@Attribute
public abstract String getItemClass();
/**
* Space-separated list of CSS style class(es) to be applied to disables panel menu items.
*/
@Attribute
public abstract String getItemDisabledClass();
/**
* The left icon for panel menu items
*/
@Attribute(generate = false)
public String getItemLeftIcon() {
return (String) getStateHelper().eval(Properties.itemLeftIcon, PanelIcons.transparent.toString());
}
public void setItemLeftIcon(String itemLeftIcon) {
getStateHelper().put(Properties.itemLeftIcon, itemLeftIcon);
}
/**
* The left icon for right menu items
*/
@Attribute(generate = false)
public String getItemRightIcon() {
return (String) getStateHelper().eval(Properties.itemRightIcon, PanelIcons.transparent.toString());
}
public void setItemRightIcon(String itemRightIcon) {
getStateHelper().put(Properties.itemRightIcon, itemRightIcon);
}
/**
* The left icon for disabled panel menu items
*/
@Attribute(generate = false)
public String getItemDisabledLeftIcon() {
return (String) getStateHelper().eval(Properties.itemDisabledLeftIcon, PanelIcons.transparent.toString());
}
public void setItemDisabledLeftIcon(String itemDisabledLeftIcon) {
getStateHelper().put(Properties.itemDisabledLeftIcon, itemDisabledLeftIcon);
}
/**
* The right icon for panel menu items
*/
@Attribute(generate = false)
public String getItemDisabledRightIcon() {
return (String) getStateHelper().eval(Properties.itemDisabledRightIcon, PanelIcons.transparent.toString());
}
public void setItemDisabledRightIcon(String itemDisabledRightIcon) {
getStateHelper().put(Properties.itemDisabledRightIcon, itemDisabledRightIcon);
}
/**
* Space-separated list of CSS style class(es) to be applied to top-level panel menu items
*/
@Attribute
public String getTopItemClass() {
return (String) getStateHelper().eval(Properties.topItemClass, getItemClass());
}
public void setTopItemClass(String topItemClass) {
getStateHelper().put(Properties.topItemClass, topItemClass);
}
/**
* Space-separated list of CSS style class(es) to be applied to disabled top-level panel menu items
*/
@Attribute
public String getTopItemDisabledClass() {
return (String) getStateHelper().eval(Properties.topItemDisabledClass, getItemDisabledClass());
}
public void setTopItemDisabledClass(String topItemDisabledClass) {
getStateHelper().put(Properties.topItemDisabledClass, topItemDisabledClass);
}
/**
* The left icon for top-level panel menu items
*/
@Attribute(generate = false)
public String getTopItemLeftIcon() {
return (String) getStateHelper().eval(Properties.topItemLeftIcon, getItemLeftIcon());
}
public void setTopItemLeftIcon(String topItemLeftIcon) {
getStateHelper().put(Properties.topItemLeftIcon, topItemLeftIcon);
}
/**
* The right icon for top-level panel menu items
*/
@Attribute(generate = false)
public String getTopItemRightIcon() {
return (String) getStateHelper().eval(Properties.topItemRightIcon, getItemRightIcon());
}
public void setTopItemRightIcon(String topItemRightIcon) {
getStateHelper().put(Properties.topItemRightIcon, topItemRightIcon);
}
/**
* The left icon for disabled top-level panel menu items
*/
@Attribute(generate = false)
public String getTopItemDisabledLeftIcon() {
return (String) getStateHelper().eval(Properties.topItemDisabledLeftIcon, getItemDisabledLeftIcon());
}
public void setTopItemDisabledLeftIcon(String topItemDisabledLeftIcon) {
getStateHelper().put(Properties.topItemDisabledLeftIcon, topItemDisabledLeftIcon);
}
/**
* The right icon for disabled top-level panel menu items
*/
@Attribute(generate = false)
public String getTopItemDisabledRightIcon() {
return (String) getStateHelper().eval(Properties.topItemDisabledRightIcon, getItemDisabledRightIcon());
}
public void setTopItemDisabledRightIcon(String topItemDisabledRightIcon) {
getStateHelper().put(Properties.topItemDisabledRightIcon, topItemDisabledRightIcon);
}
/**
* Space-separated list of CSS style class(es) to be applied to panel menu groups
*/
@Attribute
public abstract String getGroupClass();
/**
* Space-separated list of CSS style class(es) to be applied to disabled panel menu groups
*/
@Attribute
public abstract String getGroupDisabledClass();
/**
* The left icon for expanded panel menu groups
*/
@Attribute(generate = false)
public String getGroupExpandedLeftIcon() {
return (String) getStateHelper().eval(Properties.groupExpandedLeftIcon, PanelIcons.transparent.toString());
}
public void setGroupExpandedLeftIcon(String groupExpandedLeftIcon) {
getStateHelper().put(Properties.groupExpandedLeftIcon, groupExpandedLeftIcon);
}
/**
* The right icon for expanded panel menu groups
*/
@Attribute(generate = false)
public String getGroupExpandedRightIcon() {
return (String) getStateHelper().eval(Properties.groupExpandedRightIcon, PanelIcons.transparent.toString());
}
public void setGroupExpandedRightIcon(String groupExpandedRightIcon) {
getStateHelper().put(Properties.groupExpandedRightIcon, groupExpandedRightIcon);
}
/**
* The left icon for collapsed panel menu groups
*/
@Attribute(generate = false)
public String getGroupCollapsedLeftIcon() {
return (String) getStateHelper().eval(Properties.groupCollapsedLeftIcon, PanelIcons.transparent.toString());
}
public void setGroupCollapsedLeftIcon(String groupCollapsedLeftIcon) {
getStateHelper().put(Properties.groupCollapsedLeftIcon, groupCollapsedLeftIcon);
}
/**
* The right icon for collapsed panel menu groups
*/
@Attribute(generate = false)
public String getGroupCollapsedRightIcon() {
return (String) getStateHelper().eval(Properties.groupCollapsedRightIcon, PanelIcons.transparent.toString());
}
public void setGroupCollapsedRightIcon(String groupCollapsedRightIcon) {
getStateHelper().put(Properties.groupCollapsedRightIcon, groupCollapsedRightIcon);
}
/**
* The left icon for disabled panel menu groups
*/
@Attribute(generate = false)
public String getGroupDisabledLeftIcon() {
return (String) getStateHelper().eval(Properties.groupDisabledLeftIcon, PanelIcons.transparent.toString());
}
public void setGroupDisabledLeftIcon(String groupDisabledLeftIcon) {
getStateHelper().put(Properties.groupDisabledLeftIcon, groupDisabledLeftIcon);
}
/**
* The right icon for disabled panel menu groups
*/
@Attribute(generate = false)
public String getGroupDisabledRightIcon() {
return (String) getStateHelper().eval(Properties.groupDisabledRightIcon, PanelIcons.transparent.toString());
}
public void setGroupDisabledRightIcon(String groupDisabledRightIcon) {
getStateHelper().put(Properties.groupDisabledRightIcon, groupDisabledRightIcon);
}
/**
* Space-separated list of CSS style class(es) to be applied to top-level panel menu groups
*/
@Attribute
public String getTopGroupClass() {
return (String) getStateHelper().eval(Properties.topGroupClass, getGroupClass());
}
public void setTopGroupClass(String topGroupClass) {
getStateHelper().put(Properties.topGroupClass, topGroupClass);
}
/**
* Space-separated list of CSS style class(es) to be applied to disabled top-level panel menu groups
*/
@Attribute
public String getTopGroupDisabledClass() {
return (String) getStateHelper().eval(Properties.topGroupDisabledClass, getGroupDisabledClass());
}
public void setTopGroupDisabledClass(String topGroupDisabledClass) {
getStateHelper().put(Properties.topGroupDisabledClass, topGroupDisabledClass);
}
/**
* The left icon for expanded top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupExpandedLeftIcon() {
return (String) getStateHelper().eval(Properties.topGroupExpandedLeftIcon, getGroupExpandedLeftIcon());
}
public void setTopGroupExpandedLeftIcon(String topGroupExpandedLeftIcon) {
getStateHelper().put(Properties.topGroupExpandedLeftIcon, topGroupExpandedLeftIcon);
}
/**
* The right icon for expanded top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupExpandedRightIcon() {
return (String) getStateHelper().eval(Properties.topGroupExpandedRightIcon, getGroupExpandedRightIcon());
}
public void setTopGroupExpandedRightIcon(String topGroupExpandedRightIcon) {
getStateHelper().put(Properties.topGroupExpandedRightIcon, topGroupExpandedRightIcon);
}
/**
* The left icon for collapsed top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupCollapsedLeftIcon() {
return (String) getStateHelper().eval(Properties.topGroupCollapsedLeftIcon, getGroupCollapsedLeftIcon());
}
public void setTopGroupCollapsedLeftIcon(String topGroupCollapsedLeftIcon) {
getStateHelper().put(Properties.topGroupCollapsedLeftIcon, topGroupCollapsedLeftIcon);
}
/**
* The right icon for collapsed top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupCollapsedRightIcon() {
return (String) getStateHelper().eval(Properties.topGroupCollapsedRightIcon, getGroupCollapsedRightIcon());
}
public void setTopGroupCollapsedRightIcon(String topGroupCollapsedRightIcon) {
getStateHelper().put(Properties.topGroupCollapsedRightIcon, topGroupCollapsedRightIcon);
}
/**
* The left icon for disabled top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupDisabledLeftIcon() {
return (String) getStateHelper().eval(Properties.topGroupDisabledLeftIcon, getGroupDisabledLeftIcon());
}
public void setTopGroupDisabledLeftIcon(String topGroupDisabledLeftIcon) {
getStateHelper().put(Properties.topGroupDisabledLeftIcon, topGroupDisabledLeftIcon);
}
/**
* The right icon for disabled top-level panel menu groups
*/
@Attribute(generate = false)
public String getTopGroupDisabledRightIcon() {
return (String) getStateHelper().eval(Properties.topGroupDisabledRightIcon, getGroupDisabledRightIcon());
}
public void setTopGroupDisabledRightIcon(String topGroupDisabledRightIcon) {
getStateHelper().put(Properties.topGroupDisabledRightIcon, topGroupDisabledRightIcon);
}
public AbstractPanelMenuItem getItem(String itemName) {
if (itemName == null) {
throw new IllegalArgumentException("Icon name can't be null");
}
return getItem(itemName, this);
}
private AbstractPanelMenuItem getItem(String itemName, UIComponent comp) {
if (this != comp && comp instanceof AbstractPanelMenu) {
return null;
}
if (comp instanceof AbstractPanelMenuItem && itemName.equals(((AbstractPanelMenuItem) comp).getName())) {
return (AbstractPanelMenuItem) comp;
}
for (UIComponent item : comp.getChildren()) {
AbstractPanelMenuItem resItem = getItem(itemName, item);
if (resItem != null) {
return resItem;
}
}
return null;
}
// ------------------------------------------------ Event Processing Methods
public void addItemChangeListener(ItemChangeListener listener) {
addFacesListener(listener);
}
public ItemChangeListener[] getItemChangeListeners() {
return (ItemChangeListener[]) getFacesListeners(ItemChangeListener.class);
}
public void removeItemChangeListener(ItemChangeListener listener) {
removeFacesListener(listener);
}
@Attribute(generate = false, hidden = true)
public Object getValue() {
return getStateHelper().eval(Properties.value);
}
public void setValue(Object value) {
getStateHelper().put(Properties.value, value);
}
}