| // Copyright 2007 The Apache Software Foundation |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package org.apache.tapestry.integration.app1.pages; |
| |
| import org.apache.tapestry.integration.app1.data.ToDoItem; |
| import org.apache.tapestry.integration.app1.services.ToDoDatabase; |
| import org.apache.tapestry.ioc.annotation.Inject; |
| |
| import java.util.List; |
| |
| public class GridFormDemo |
| { |
| @Inject |
| private ToDoDatabase database; |
| |
| private ToDoItem item; |
| |
| private List<ToDoItem> items; |
| |
| void onPrepare() |
| { |
| items = database.findAll(); |
| } |
| |
| void onSuccess() |
| { |
| // Here's the down side: we don't have a good way of identifying just what changed. |
| // If we provided our own GridDataSource, we would be able to update just the items |
| // currently visible. But as is, we have to update each one! |
| |
| for (ToDoItem item : items) |
| database.update(item); |
| } |
| |
| public List<ToDoItem> getItems() |
| { |
| return items; |
| } |
| |
| public ToDoItem getItem() |
| { |
| return item; |
| } |
| |
| public void setItem(ToDoItem item) |
| { |
| this.item = item; |
| } |
| |
| void onActionFromReset() |
| { |
| database.clear(); |
| |
| for (int i = 0; i < 20; i++) |
| { |
| ToDoItem item = new ToDoItem(); |
| item.setTitle("ToDo # " + (i + 1)); |
| item.setOrder(i); |
| |
| database.add(item); |
| } |
| } |
| |
| } |