SnippetCompositeTableRidget001.java

/*******************************************************************************
 * Copyright (c) 2007, 2014 compeople AG 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:
 *    compeople AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.riena.sample.snippets.optional;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.eclipse.core.databinding.observable.list.WritableList;
import org.eclipse.nebula.widgets.compositetable.AbstractNativeHeader;
import org.eclipse.nebula.widgets.compositetable.CompositeTable;
import org.eclipse.nebula.widgets.compositetable.ResizableGridRowLayout;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

import org.eclipse.riena.beans.common.Person;
import org.eclipse.riena.beans.common.PersonFactory;
import org.eclipse.riena.internal.ui.ridgets.swt.optional.CompositeTableRidget;
import org.eclipse.riena.ui.common.IComplexComponent;
import org.eclipse.riena.ui.ridgets.AbstractCompositeRidget;
import org.eclipse.riena.ui.ridgets.IRowRidget;
import org.eclipse.riena.ui.ridgets.ITextRidget;
import org.eclipse.riena.ui.ridgets.swt.SwtRidgetFactory;
import org.eclipse.riena.ui.ridgets.swt.optional.ICompositeTableRidget;
import org.eclipse.riena.ui.ridgets.swt.uibinding.SwtControlRidgetMapper;
import org.eclipse.riena.ui.swt.utils.SWTBindingPropertyLocator;

/**
 * A composite table ridget with a row of text fields.
 */
public final class SnippetCompositeTableRidget001 {

	static {
		SwtControlRidgetMapper.getInstance().addMapping(CompositeTable.class, CompositeTableRidget.class);
	}

	private SnippetCompositeTableRidget001() {
		// "utility class"
	}

	/**
	 * Header for a {@link CompositeTable} widget.
	 */
	private static final class Header extends AbstractNativeHeader {
		/**
		 * Must have a two-arguments constructor.
		 * 
		 * @param parent
		 *            the parent Composite; non null
		 * @param style
		 *            the style bits
		 */
		public Header(final Composite parent, final int style) {
			super(parent, style);
			setWeights(new int[] { 100, 100 });
			setColumnText(new String[] { "First Name", "Last Name" }); //$NON-NLS-1$ //$NON-NLS-2$
		}
	}

	/**
	 * Row for a {@link CompositeTable} widget.
	 */
	private static final class Row extends Composite implements IComplexComponent {
		private final List<Object> controls = new ArrayList<Object>();

		/**
		 * Must have a two-arguments constructor.
		 * 
		 * @param parent
		 *            the parent Composite; non null
		 * @param style
		 *            the style bits
		 */
		public Row(final Composite parent, final int style) {
			super(parent, style);
			this.setLayout(new ResizableGridRowLayout());
			final Text txtFirst = new Text(this, SWT.BORDER);
			addUIControl(txtFirst, "first"); //$NON-NLS-1$
			final Text txtLast = new Text(this, SWT.BORDER);
			addUIControl(txtLast, "last"); //$NON-NLS-1$
		}

		public List<Object> getUIControls() {
			return Collections.unmodifiableList(controls);
		}

		private void addUIControl(final Object uiControl, final String bindingId) {
			controls.add(uiControl);
			// Set's binding property into the widget.
			// Need this for the widget <-> ridget binding
			SWTBindingPropertyLocator.getInstance().setBindingProperty(uiControl, bindingId);
		}
	}

	/**
	 * Row for a {@link ICompositeTableRidget}.
	 * <p>
	 * Implementation note: class must be public and have a zero-argument public constructor. Instances will be created by reflection.
	 */
	public static final class RowRidget extends AbstractCompositeRidget implements IRowRidget {
		private Person rowData;

		public void setData(final Object rowData) {
			this.rowData = (Person) rowData;
		}

		@Override
		public void configureRidgets() {
			final ITextRidget txtFirst = getRidget("first"); //$NON-NLS-1$
			txtFirst.bindToModel(rowData, Person.PROPERTY_FIRSTNAME);
			txtFirst.updateFromModel();

			final ITextRidget txtLast = getRidget("last"); //$NON-NLS-1$
			txtLast.bindToModel(rowData, Person.PROPERTY_LASTNAME);
			txtLast.updateFromModel();
		}
	}

	public static void main(final String[] args) {
		final Display display = Display.getDefault();
		final Shell shell = new Shell(display);
		shell.setLayout(new FillLayout());

		final CompositeTable table = new CompositeTable(shell, SWT.NONE);
		new Header(table, SWT.NONE);
		new Row(table, SWT.NONE);
		table.setRunTime(true);

		final ICompositeTableRidget ridget = (ICompositeTableRidget) SwtRidgetFactory.createRidget(table);
		final WritableList input = new WritableList(PersonFactory.createPersonList(), Person.class);
		ridget.bindToModel(input, Person.class, RowRidget.class);
		ridget.updateFromModel();

		shell.setSize(400, 160);
		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch()) {
				display.sleep();
			}
		}

		display.dispose();
	}
}