/*
* Copyright 2010, Red Hat, Inc. and individual contributors as indicated by the
* @author tags. See the copyright.txt file 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.zanata.ui;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import javax.faces.component.FacesComponent;
import javax.faces.component.UIComponent;
import javax.faces.component.UINamingContainer;
import org.richfaces.component.UIColumn;
import org.richfaces.component.UIDataTable;
/**
* Custom component implementation for a column Sorting component.
*
* This might not be needed once richfaces' data table is updated to support
* this feature.
*
* @author Carlos Munoz <a
* href="mailto:camunoz@redhat.com">camunoz@redhat.com</a>
*/
@FacesComponent("columnSortCompositeComponent")
public class ColumnSortCompositeComponent extends UINamingContainer {
public UIColumn getParentColumn() {
return (UIColumn) getFirstParent(UIColumn.class);
}
private UIComponent
getFirstParent(Class<? extends UIComponent> parentClass) {
UIComponent parent = this;
while (parent != null
&& !parentClass.isAssignableFrom(parent.getClass())) {
parent = parent.getParent();
}
return parent;
}
public String getParentTableClientId() {
UIDataTable dataTable = (UIDataTable) getFirstParent(UIDataTable.class);
return dataTable.getClientId();
}
public Collection<UIColumn> getTableColumns() {
UIDataTable dataTable = (UIDataTable) getFirstParent(UIDataTable.class);
Set<UIColumn> cols = new HashSet<UIColumn>();
for (UIComponent child : dataTable.getChildren()) {
if (child instanceof UIColumn) {
cols.add((UIColumn) child);
}
}
return cols;
}
}