/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.common.tabbar;
import java.util.ArrayList;
import java.util.List;
import javax.faces.component.UIComponent;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* A component that represents a tab on a tab bar.
*
* @author Ian Springer
*/
public class TabComponent extends AbstractTabComponent {
public static final String COMPONENT_TYPE = "org.jboss.on.Tab";
public static final String COMPONENT_FAMILY = "org.jboss.on.Tab";
public String getFamily() {
return COMPONENT_FAMILY;
}
@NotNull
public List<SubtabComponent> getSubtabs() {
List<SubtabComponent> subtabs = new ArrayList<SubtabComponent>();
if (getChildCount() == 0) {
return subtabs;
}
List<UIComponent> children = getChildren();
for (UIComponent child : children) {
if (child instanceof SubtabComponent) {
subtabs.add((SubtabComponent) child);
}
}
return subtabs;
}
@Nullable
public SubtabComponent getSubtabByName(String subtabName) {
SubtabComponent selectedSubtab = null;
for (SubtabComponent subtab : getSubtabs()) {
if (subtab.getName().equals(subtabName)) {
selectedSubtab = subtab;
break;
}
}
return selectedSubtab;
}
@Nullable
public SubtabComponent getSelectedSubtab() {
if (getSubtabs().isEmpty()) {
return null;
}
List<SubtabComponent> subtabs = getSubtabs();
for (SubtabComponent subtab : subtabs) {
if (subtab.isSelected()) {
return subtab;
}
}
if (isSelected()) {
throw new IllegalStateException("'" + getName()
+ "' tab is selected and has subtabs, but no subtab is selected.");
}
return null;
}
@Nullable
public SubtabComponent getDefaultSubtab() {
if (getSubtabs().isEmpty()) {
return null;
}
SubtabComponent subtab = (isSelected()) ? getSelectedSubtab() : getSubtabs().get(0);
return subtab;
}
}