examples/org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/nestedselection/TestMasterDetail.java

/*******************************************************************************
 * Copyright (c) 2006 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
 ******************************************************************************/

package org.eclipse.jface.examples.databinding.nestedselection;

import java.util.Date;

import org.eclipse.jface.databinding.observable.IObservable;
import org.eclipse.jface.examples.databinding.model.SimpleOrder;
import org.eclipse.jface.examples.databinding.model.SimplePerson;
import org.eclipse.jface.examples.databinding.model.SimpleModel;
import org.eclipse.jface.internal.databinding.provisional.BindSpec;
import org.eclipse.jface.internal.databinding.provisional.Binding;
import org.eclipse.jface.internal.databinding.provisional.DataBindingContext;
import org.eclipse.jface.internal.databinding.provisional.description.Property;
import org.eclipse.jface.internal.databinding.provisional.description.TableModelDescription;
import org.eclipse.jface.internal.databinding.provisional.viewers.ViewersProperties;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.Text;

/**
 * @since 1.0
 * 
 */
public class TestMasterDetail {
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new TestMasterDetail().run();
	}

	private Shell shell = null; // @jve:decl-index=0:visual-constraint="10,10"

	private Table personsTable = null;

	private Label label1 = null;

	private Text name = null;

	private Label label2 = null;

	private Text address = null;

	private Label label3 = null;

	private Text city = null;

	private Label label4 = null;

	private Text state = null;

	private Table ordersTable = null;

	private Label label5;

	private Text orderDate;

	private Label validationError;

	/**
	 * This method initializes table
	 * 
	 */
	private void createTable() {
		GridData gridData = new org.eclipse.swt.layout.GridData();
		gridData.grabExcessHorizontalSpace = true;
		gridData.verticalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData.horizontalSpan = 2;
		gridData.grabExcessVerticalSpace = true;
		gridData.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		personsTable = new Table(shell, SWT.FULL_SELECTION);
		personsTable.setHeaderVisible(true);
		personsTable.setLayoutData(gridData);
		personsTable.setLinesVisible(true);
		TableColumn tableColumn = new TableColumn(personsTable, SWT.NONE);
		tableColumn.setWidth(60);
		tableColumn.setText("Name");
		TableColumn tableColumn1 = new TableColumn(personsTable, SWT.NONE);
		tableColumn1.setWidth(60);
		tableColumn1.setText("State");
	}

	/**
	 * This method initializes table1
	 * 
	 */
	private void createTable1() {
		GridData gridData5 = new org.eclipse.swt.layout.GridData();
		gridData5.horizontalSpan = 2;
		gridData5.verticalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData5.grabExcessHorizontalSpace = true;
		gridData5.grabExcessVerticalSpace = true;
		gridData5.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		ordersTable = new Table(shell, SWT.FULL_SELECTION);
		ordersTable.setHeaderVisible(true);
		ordersTable.setLayoutData(gridData5);
		ordersTable.setLinesVisible(true);
		TableColumn tableColumn2 = new TableColumn(ordersTable, SWT.NONE);
		tableColumn2.setWidth(60);
		tableColumn2.setText("Order No");
		TableColumn tableColumn3 = new TableColumn(ordersTable, SWT.NONE);
		tableColumn3.setWidth(60);
		tableColumn3.setText("Date");
	}

	/**
	 * This method initializes sShell
	 */
	private void createShell() {
		GridData gridData5 = new org.eclipse.swt.layout.GridData();
		gridData5.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData5.verticalAlignment = org.eclipse.swt.layout.GridData.CENTER;
		GridData gridData4 = new org.eclipse.swt.layout.GridData();
		gridData4.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData4.verticalAlignment = org.eclipse.swt.layout.GridData.CENTER;
		GridData gridData3 = new org.eclipse.swt.layout.GridData();
		gridData3.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData3.verticalAlignment = org.eclipse.swt.layout.GridData.CENTER;
		GridData gridData2 = new org.eclipse.swt.layout.GridData();
		gridData2.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData2.verticalAlignment = org.eclipse.swt.layout.GridData.CENTER;
		GridData gridData1 = new org.eclipse.swt.layout.GridData();
		gridData1.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
		gridData1.verticalAlignment = org.eclipse.swt.layout.GridData.CENTER;
		GridLayout gridLayout = new GridLayout();
		gridLayout.numColumns = 2;
		shell = new Shell();
		shell.setText("Shell");
		createTable();
		shell.setLayout(gridLayout);
		shell.setSize(new org.eclipse.swt.graphics.Point(495, 357));
		label1 = new Label(shell, SWT.NONE);
		label1.setText("Name");
		name = new Text(shell, SWT.BORDER);
		name.setLayoutData(gridData1);
		label2 = new Label(shell, SWT.NONE);
		label2.setText("Address");
		address = new Text(shell, SWT.BORDER);
		address.setLayoutData(gridData2);
		label3 = new Label(shell, SWT.NONE);
		label3.setText("City");
		city = new Text(shell, SWT.BORDER);
		city.setLayoutData(gridData4);
		label4 = new Label(shell, SWT.NONE);
		label4.setText("State");
		state = new Text(shell, SWT.BORDER);
		state.setLayoutData(gridData3);
		createTable1();
		label5 = new Label(shell, SWT.NONE);
		label5.setText("Order Date");
		orderDate = new Text(shell, SWT.BORDER);
		orderDate.setLayoutData(gridData5);
		validationError = new Label(shell, SWT.NONE);
		validationError.setLayoutData(new GridData(SWT.LEFT,SWT.TOP,true,false,2,1));
	}

	private void run() {
		Display display = new Display();

		createShell();
		bind(shell);

		shell.setSize(600, 600);
		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch())
				display.sleep();
		}
		display.dispose();
	}

	SimpleModel model = new SimpleModel();

	private void bind(Control parent) {
		DataBindingContext dbc = BindingFactory.createContext(parent);
		TableViewer peopleViewer = new TableViewer(personsTable);
		dbc.bind(peopleViewer, new TableModelDescription(new Property(model,
				"personList", SimplePerson.class, Boolean.TRUE), new Object[] {
				"name", "state" }), null);

		IObservable selectedPerson = dbc.createObservable(new Property(
				peopleViewer, ViewersProperties.SINGLE_SELECTION));

		dbc.bind(name, new Property(selectedPerson, "name", String.class,
				Boolean.FALSE), null);
		dbc.bind(address, new Property(selectedPerson, "address", String.class,
				Boolean.FALSE), null);
		dbc.bind(city, new Property(selectedPerson, "city", String.class,
				Boolean.FALSE), null);
		dbc.bind(state, new Property(selectedPerson, "state", String.class,
				Boolean.FALSE), null);

		TableViewer ordersViewer = new TableViewer(ordersTable);
		dbc.bind(ordersViewer, new TableModelDescription(new Property(
				selectedPerson, "orders", SimpleOrder.class, Boolean.TRUE),
				new Object[] { "orderNumber", "date" }), null);
		
		IObservable selectedOrder = dbc.createObservable(new Property(ordersViewer, ViewersProperties.SINGLE_SELECTION));
		
		Binding b = dbc.bind(orderDate, new Property(selectedOrder, "date", Date.class,
				Boolean.FALSE), null);
		dbc.bind(validationError, b.getValidationError(),
				new BindSpec().setUpdateModel(false));

	}
}