TableViewer-example

package org.mantaroh.hellorap;

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

import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.rap.rwt.application.AbstractEntryPoint;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;

@SuppressWarnings("serial")
public class HelloWorld extends AbstractEntryPoint {

	private TableViewer viewer;

	public void createContents(Composite parent) {
		parent.setLayout(new FillLayout());
		viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.VIRTUAL);

		Table table = viewer.getTable();
		table.setLinesVisible(true);
		table.setHeaderVisible(true);

		TableColumn col = new TableColumn(table, SWT.LEFT);
		col.setText("ID");
		col.setWidth(80);

		col = new TableColumn(table, SWT.LEFT);
		col.setText("User");
		col.setWidth(80);

		col = new TableColumn(table, SWT.RIGHT);
		col.setText("Score1");
		col.setWidth(80);

		col = new TableColumn(table, SWT.RIGHT);
		col.setText("Score2");
		col.setWidth(80);

		col = new TableColumn(table, SWT.RIGHT);
		col.setText("Score3");
		col.setWidth(80);

		col = new TableColumn(table, SWT.RIGHT);
		col.setText("Score4");
		col.setWidth(80);

		viewer.setContentProvider(new ArrayContentProvider());
		viewer.setLabelProvider(new ResultLabelProvider());
		viewer.setInput(getTestResult());
		
		viewer.getTable().addKeyListener(new KeyListener() {
			@Override
			public void keyPressed(KeyEvent evt) {
				if (evt.character == SWT.CR) {
					System.out.println("ENTER KEY");
				}
			}

			@Override
			public void keyReleased(KeyEvent arg0) {
			}
		});
	}

	private List<Result> getTestResult() {
		List<Result> resultList = new ArrayList<Result>();

		Result result;
		for (int i = 0; i < 10; i++) {
			result = new Result();
			result.setUserID(i);
			result.setUserName("User" + i);
			result.setScoreOne(getRandom());
			result.setScoreTwo(getRandom());
			result.setScoreThree(getRandom());
			result.setScoreFour(getRandom());
			resultList.add(result);
		}

		return resultList;
	}

	private int getRandom() {
		double random = Math.random();
		return (int) (random * 100);
	}

}