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Date	Title	Author
1/23/1994	Design Patterns	Erich Gamma
5/19/2008	JavaScript: The good parts	Douglas Crockford
7/21/2009	Learning the Yahoo! User Interface Library	Dan Wellman

Synchronous Call

	@MainPanel(name="index")
	public class DemoPanel {
		
		@Services(implementation=TimeServiceImpl.class, iface=TimeService.class)
		protected static TimeServiceProxy service;
		
		public DemoPanel () {
			
			TextboxCellEditor editor = TextboxCellEditor.create(null);
			
			Column.Conf[] myColumnDefs = new Column.Conf[] {
				Column.Conf.newKey("DATE").setLabel("Date").setSortable(true).setResizeable(true),
				Column.Conf.newKey("TITLE").setLabel("Book title").setSortable(true).setResizeable(true).setEditor(editor),
				Column.Conf.newKey("AUTHOR").setLabel("Author(s)").setSortable(true).setResizeable(true)
			};
			
			DataSourceBase myDataSource = DataSource.createDataSource(Dom.get("book_table"), null);
			myDataSource.setResponseType(DataSourceBase.TYPE_HTMLTABLE());
			myDataSource.setResponseSchema(ResponseSchema.Conf.newFields(new ResponseField.Conf[] {
				ResponseField.Conf.newKey("DATE"),
				ResponseField.Conf.newKey("TITLE"),
				ResponseField.Conf.newKey("AUTHOR")
			}));
			
			DataTable myDataTable = DataTable.create("book_div", 
					myColumnDefs, 
					myDataSource, 
					DataTable.Conf.newCaption("Enhance existing table").setDraggableColumns(true));
			
			myDataTable.addCellClickEventListener(myDataTable.fn_onEventShowCellEditor());
			
			// make a synchronous call to the server when the button is clicked
			final Button syncButton = Button.create("syncButton");
			syncButton.addClickListener(new Listener() {
				public void perform () {
					syncButton.setConfLabel("Sync: " + service.getTime());
				}
			});
			
			// create a HTML button dynamically:
			final DomUtil domUtil = Page.getInstance().getDomUtil();
			HTMLButtonElement htmlButton = domUtil.createButton("asyncButton");
			htmlButton.appendChild(domUtil.createText("Asynchronous Call"));
			domUtil.getDivById("buttons").appendChild(htmlButton);
			
			// make an asynchronous call to the server when the button is clicked
			final Button asyncButton = Button.create("asyncButton");
			asyncButton.addClickListener(new Listener() {
				public void perform () {
					service.getTime(new InvocationCallback<String>() {
						@Override
						public void onResult(String value) {
							asyncButton.setConfLabel("Async: " + value);
						}
					});
				}
			});
		}
	}