package org.richfaces.renderkit.html;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.faces.application.ResourceDependencies;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.richfaces.component.AbstractDropDownMenu;
import org.richfaces.component.AbstractMenuGroup;
import org.richfaces.component.AbstractMenuItem;
import org.richfaces.component.AbstractMenuSeparator;
import org.richfaces.component.Mode;
import org.richfaces.component.Positioning;
import org.richfaces.renderkit.RenderKitUtils;
import org.richfaces.renderkit.RenderKitUtils.ScriptHashVariableWrapper;
import org.richfaces.renderkit.RendererBase;
@ResourceDependencies({ @ResourceDependency(library = "javax.faces", name = "jsf.js"),
@ResourceDependency(name = "jquery.js"),
@ResourceDependency(name = "richfaces.js"),
@ResourceDependency(library = "org.richfaces", name = "richfaces-queue.reslib"),
@ResourceDependency(name = "richfaces-base-component.js"),
@ResourceDependency(name = "jquery.position.js"), @ResourceDependency(name = "richfaces-event.js"),
@ResourceDependency(library = "org.richfaces", name = "popup.js"),
@ResourceDependency(library = "org.richfaces", name = "menuKeyNavigation.js"),
@ResourceDependency(library = "org.richfaces", name = "menu-base.js"),
@ResourceDependency(library = "org.richfaces", name = "menu.js"),
@ResourceDependency(library = "org.richfaces", name = "dropdownmenu.ecss", target = "head") })
public abstract class DropDownMenuRendererBase extends RendererBase {
public static final String RENDERER_TYPE = "org.richfaces.DropDownMenuRenderer";
public static final int DEFAULT_MIN_POPUP_WIDTH = 250;
public static final String DEFAULT_SHOWEVENT = "mouseover";
@Override
public void renderChildren(FacesContext facesContext, UIComponent component) throws IOException {
AbstractDropDownMenu dropDownMenu = (AbstractDropDownMenu) component;
for (UIComponent child : dropDownMenu.getChildren()) {
if (child.isRendered()
&& (child instanceof AbstractMenuGroup || child instanceof AbstractMenuItem || child instanceof AbstractMenuSeparator)) {
child.encodeAll(facesContext);
}
}
}
protected boolean isDisabled(FacesContext facesContext, UIComponent component) {
if (component instanceof AbstractDropDownMenu) {
return ((AbstractDropDownMenu) component).isDisabled();
}
return false;
}
protected UIComponent getLabelFacet(FacesContext facesContext, UIComponent component) {
UIComponent facet = null;
AbstractDropDownMenu ddmenu = (AbstractDropDownMenu) component;
if (ddmenu != null) {
facet = ddmenu.getFacet(AbstractDropDownMenu.Facets.labelDisabled.toString());
if (!ddmenu.isDisabled() || facet == null) {
facet = ddmenu.getFacet(AbstractDropDownMenu.Facets.label.toString());
}
}
return facet;
}
public List<Map<String, Object>> getMenuGroups(FacesContext facesContext, UIComponent component) {
List<Map<String, Object>> results = new ArrayList<Map<String, Object>>();
List<AbstractMenuGroup> groups = new ArrayList<AbstractMenuGroup>();
if (component instanceof AbstractDropDownMenu) {
if (component.isRendered() && !((AbstractDropDownMenu) component).isDisabled()) {
getMenuGroups(component, groups);
}
}
for (AbstractMenuGroup group : groups) {
if (group.isRendered() && !group.isDisabled()) {
Map<String, Object> map = new HashMap<String, Object>();
map.put("id", group.getClientId(facesContext));
RenderKitUtils.addToScriptHash(map, "onhide", group.getOnhide(), null, ScriptHashVariableWrapper.eventHandler);
RenderKitUtils.addToScriptHash(map, "onshow", group.getOnshow(), null, ScriptHashVariableWrapper.eventHandler);
RenderKitUtils.addToScriptHash(map, "verticalOffset", group.getVerticalOffset(), "0");
RenderKitUtils.addToScriptHash(map, "horizontalOffset", group.getHorizontalOffset(), "0");
Positioning jointPoint = group.getJointPoint();
if (jointPoint == null) {
jointPoint = org.richfaces.component.Positioning.DEFAULT;
}
RenderKitUtils.addToScriptHash(map, "jointPoint", jointPoint.getValue(),
org.richfaces.component.Positioning.DEFAULT.getValue());
Positioning direction = group.getDirection();
if (direction == null) {
direction = org.richfaces.component.Positioning.DEFAULT;
}
RenderKitUtils.addToScriptHash(map, "direction", direction.getValue(),
org.richfaces.component.Positioning.DEFAULT.getValue());
RenderKitUtils.addToScriptHash(map, "cssRoot", component.getAttributes().get("cssRoot"), "ddm");
results.add(map);
}
}
return results;
}
protected int getPopupWidth(UIComponent component) {
int width = ((AbstractDropDownMenu) component).getPopupWidth();
if (width <= 0) {
width = DEFAULT_MIN_POPUP_WIDTH;
}
return width;
}
protected Mode getMode(UIComponent component) {
Mode mode = ((AbstractDropDownMenu) component).getMode();
if (mode == null) {
mode = Mode.server;
}
return mode;
}
protected Positioning getJointPoint(UIComponent component) {
Positioning jointPoint = ((AbstractDropDownMenu) component).getJointPoint();
if (jointPoint == null) {
jointPoint = org.richfaces.component.Positioning.DEFAULT;
}
return jointPoint;
}
protected Positioning getDirection(UIComponent component) {
Positioning direction = ((AbstractDropDownMenu) component).getDirection();
if (direction == null) {
direction = org.richfaces.component.Positioning.DEFAULT;
}
return direction;
}
private void getMenuGroups(UIComponent component, List<AbstractMenuGroup> list) {
if (component != null && list != null) {
for (UIComponent c : component.getChildren()) {
if (c instanceof AbstractMenuGroup) {
list.add((AbstractMenuGroup) c);
}
getMenuGroups(c, list);
}
}
}
protected String getShowEvent(UIComponent component) {
String value = ((AbstractDropDownMenu) component).getShowEvent();
if (value == null || "".equals(value)) {
value = DEFAULT_SHOWEVENT;
}
return value;
}
}