EditablePanelDate.java

package org.sakaiproject.delegatedaccess.tool.pages;

import java.text.SimpleDateFormat;
import java.util.Date;

import javax.swing.tree.TreeNode;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior;
import org.apache.wicket.extensions.markup.html.form.DateTextField;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.model.AbstractReadOnlyModel;
import org.apache.wicket.model.IModel;
import org.sakaiproject.delegatedaccess.model.NodeModel;

/**
 * This is the shopping period date field for shopping period admins
 * 
 * @author Bryan Holladay (holladay@longsight.com)
 *
 */
public class EditablePanelDate  extends Panel{

	SimpleDateFormat format = new SimpleDateFormat("MM/dd/yyyy");

	public EditablePanelDate(String id, IModel inputModel, final NodeModel nodeModel, final TreeNode node, final boolean startDate)
	{
		super(id);
		final DateTextField date = new DateTextField("dateTextField", inputModel, format.toPattern()){
			@Override
			public boolean isVisible() {
				return nodeModel.isDirectAccess() && nodeModel.getNodeShoppingPeriodAdmin();
			}
		};
		date.add(new AjaxFormComponentUpdatingBehavior("onchange")
		{
			@Override
			protected void onUpdate(AjaxRequestTarget target)
			{
				DateTextField newDate = date;
				if(startDate){
					nodeModel.setShoppingPeriodStartDate(date.getModelObject());
				}else{
					nodeModel.setShoppingPeriodEndDate(date.getModelObject());
				}


				//In order for the models to refresh, you have to call "expand" or "collapse" then "updateTree",
				//since I don't want to expand or collapse, I just call whichever one the node is already
				//Refreshing the tree will update all the models and information (like role) will be generated onClick
				if(((BaseTreePage)target.getPage()).getTree().getTreeState().isNodeExpanded(node)){
					((BaseTreePage)target.getPage()).getTree().getTreeState().expandNode(node);
				}else{
					((BaseTreePage)target.getPage()).getTree().getTreeState().collapseNode(node);
				}
				((BaseTreePage)target.getPage()).getTree().updateTree(target);
			}

		});
		add(date);
	}

}