| /******************************************************************************* |
| * Copyright (c) 2005, 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Brad Reynolds - bug 116920 |
| * Matthew Hall - bug 260329 |
| *******************************************************************************/ |
| package org.eclipse.jface.tests.databinding.scenarios; |
| |
| import org.eclipse.core.databinding.DataBindingContext; |
| import org.eclipse.core.databinding.beans.BeansObservables; |
| import org.eclipse.jface.databinding.swt.SWTObservables; |
| import org.eclipse.jface.examples.databinding.model.Adventure; |
| import org.eclipse.jface.examples.databinding.model.PriceModelObject; |
| import org.eclipse.jface.examples.databinding.model.SampleData; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Spinner; |
| |
| /** |
| * To run the tests in this class, right-click and select "Run As JUnit Plug-in |
| * Test". This will also start an Eclipse instance. To clean up the launch |
| * configuration, open up its "Main" tab and select "[No Application] - Headless |
| * Mode" as the application to run. |
| */ |
| |
| public class CustomConverterScenarios extends ScenariosTestCase { |
| |
| private Adventure skiTrip; |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| skiTrip = SampleData.WINTER_HOLIDAY; |
| } |
| |
| protected void tearDown() throws Exception { |
| // do any teardown work here |
| super.tearDown(); |
| } |
| |
| public void testScenario01() { |
| DataBindingContext dbc = getDbc(); |
| Spinner spinner_dollars = new Spinner(getComposite(), SWT.NONE); |
| spinner_dollars.setMaximum(10000); |
| Spinner spinner_cents = new Spinner(getComposite(), SWT.NONE); |
| |
| // The price object is a double which contains both the dollars and |
| // cents |
| // To allow this to be worked on with two separate spinner controls |
| // (which get and set int values) |
| // an intermediate object is used |
| PriceModelObject priceModel = new PriceModelObject(); |
| |
| dbc.bindValue(BeansObservables.observeValue(priceModel, "price"), BeansObservables.observeValue(skiTrip, |
| "price")); |
| |
| dbc.bindValue(SWTObservables.observeSelection(spinner_dollars), |
| BeansObservables.observeValue(priceModel, "dollars")); |
| |
| dbc.bindValue(SWTObservables.observeSelection(spinner_cents), |
| BeansObservables.observeValue(priceModel, "cents")); |
| |
| // spinEventLoop(1); |
| // Make sure that the selection on the spinner_dollars matches the |
| // dollars of the price |
| assertEquals(spinner_dollars.getSelection(), new Double(skiTrip.getPrice()).intValue()); |
| // Make sure that the selection on the spinner_cents matches the dollars |
| // of the price |
| Double doublePrice = new Double(skiTrip.getPrice()); |
| double cents = 100 * doublePrice.doubleValue() - 100 * doublePrice.intValue(); |
| assertEquals(spinner_cents.getSelection(), (int) cents); |
| |
| // Change the selection on the spinner_dollars to be $50 and make sure |
| // the model is updated with the cents included |
| spinner_dollars.setSelection(50); |
| double expectedPrice = 50 + cents / 100; |
| assertEquals(expectedPrice, skiTrip.getPrice(), 0.01); |
| |
| // Change the selection on the spinner_cents to be 27 and make sure the |
| // model is updated with the dollars included |
| spinner_cents.setSelection(27); |
| assertEquals(50.27, skiTrip.getPrice(), 0.01); |
| |
| // Change the model to be $60.99 dollars and make sure the |
| // spinner_dollars is 60 and spinner_cents is 99 |
| skiTrip.setPrice(60.99); |
| assertEquals(60, spinner_dollars.getSelection()); |
| assertEquals(99, spinner_cents.getSelection()); |
| |
| } |
| |
| } |