B70_ZK_2534Group.java

/* B70_ZK_2534.java

	Purpose:
		
	Description:
		
	History:
		10:07 AM 8/4/15, Created by jumperchen

Copyright (C) 2015 Potix Corporation. All Rights Reserved.
*/
package org.zkoss.zktest.test2;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;

import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.NotifyChange;
import org.zkoss.zul.GroupsModelArray;

/**
 * @author jumperchen
 */
public class B70_ZK_2534Group {
	private MyGroupsModelArray groupsModel;


	Object selected;

	public B70_ZK_2534Group() {
		groupsModel = new MyGroupsModelArray(FoodData.getAllFoodsArray(), new FoodComparator());
		groupsModel.setMultiple(true);
	}

	public MyGroupsModelArray getGroupsModel() {
		return groupsModel;
	}

	public Object getSelected() {
		return selected;
	}

	public void setSelected(Object selected) {
		this.selected = selected;
		System.out.println(">>selected:"+selected);
	}

	public String getTemplate(Object data) {
		if (data instanceof Integer) {
			return "foot";
		} else if (data instanceof Object[]) {
			return "head";
		} else {
			return "row";
		}
	}

	@Command @NotifyChange("selected")
	public void select1(){
		selected = groupsModel.getChild(0,0);
	}
	@Command @NotifyChange("selected")
	public void select2(){
		selected = groupsModel.getChild(1,0);
	}

	public static class MyGroupsModelArray extends GroupsModelArray {
		public MyGroupsModelArray(Object[] data, Comparator cmpr) {
			super(data, cmpr);
		}

		protected Object createGroupHead(Object[] groupdata, int index, int col) {
			return new Object[] { groupdata[0], index, col };
		}

		// Create GroupFoot Data
		protected Object createGroupFoot(Object[] groupdata, int index, int col) {
			// Return the sum number of each group
			return groupdata.length;
		}
	}

	public static class FoodData {

		private static List<Food> foods = new ArrayList<Food>();
		static {
			for (int y = 0; y < 5; y++) {
				for (int i = 0; i < 3; i++) {
					foods.add(new Food("Vegetables" + y, "Asparagus" + i));
					foods.add(new Food("Vegetables" + y, "Beets" + i));
					foods.add(new Food("Vegetables" + y, "Corns" + i));
					foods.add(new Food("Vegetables" + y, "Lettuces" + i));
					foods.add(new Food("Vegetables" + y, "Mushrooms" + i));
					foods.add(new Food("Vegetables" + y, "Pumpkins" + i));
				}
				for (int i = 0; i < 3; i++) {
					foods.add(new Food("Seafood" + y, "Basa"));
					foods.add(new Food("Seafood" + y, "Bluefish"));
					foods.add(new Food("Seafood" + y, "Dorade"));
					foods.add(new Food("Seafood" + y, "Salmon"));
					foods.add(new Food("Seafood" + y, "Shrimp"));
				}
				for (int i = 0; i < 3; i++) {
					foods.add(new Food("Fruits" + y, "Apples"));
					foods.add(new Food("Fruits" + y, "Bananas"));
					foods.add(new Food("Fruits" + y, "Oranges"));
					foods.add(new Food("Fruits" + y, "Grapes"));
					foods.add(new Food("Fruits" + y, "Guavas"));
				}
			}
		}

		public static List getAllFoods() {
			return foods;
		}

		public static Object[] getAllFoodsArray() {
			return foods.toArray();
		}

		// This Method only used in "Data Filter" Demo
		public static List getFilterFoods(String filter1, String filter2, String filter3) {
			List<Food> somefoods = new ArrayList<Food>();
			for (Iterator<Food> i = foods.iterator(); i.hasNext();) {
				Food tmp = i.next();
				if (tmp.getCategory().toLowerCase(java.util.Locale.ENGLISH).indexOf(filter1.trim().toLowerCase(java.util.Locale.ENGLISH)) >= 0
						&& tmp.getName().toLowerCase(java.util.Locale.ENGLISH).indexOf(filter2.trim().toLowerCase(java.util.Locale.ENGLISH)) >= 0) {
					somefoods.add(tmp);
				}
			}
			return somefoods;
		}

		// This Method only used in "Header and footer" Demo
		public static List<Food> getFoodsByCategory(String category) {
			List<Food> somefoods = new ArrayList<Food>();
			for (Iterator<Food> i = foods.iterator(); i.hasNext();) {
				Food tmp = i.next();
				if (tmp.getCategory().equals(category))
					somefoods.add(tmp);
			}
			return somefoods;
		}
	}

	public static class Food {
		private String category;
		private String name;

		public Food(String category, String name) {
			super();
			this.category = category;
			this.name = name;
		}

		public String getCategory() {
			return category;
		}

		public void setCategory(String category) {
			this.category = category;
		}

		public String getName() {
			return name;
		}

		public void setName(String name) {
			this.name = name;
		}
	}

	public class FoodComparator implements Comparator, Serializable {

		public int compare(Object o1, Object o2) {
			Food data = (Food) o1;
			Food data2 = (Food) o2;
			return data.getCategory().compareTo(data2.getCategory().toString());
		}

	}

}