examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet3.java

/*******************************************************************************
 * Copyright (c) 2000, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.snippets;

/*
 * Table example snippet: find a table cell from mouse down (SWT.FULL_SELECTION)
 *
 * For a list of all SWT example snippets see
 * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
 */
import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.graphics.*;

public class Snippet3 {

public static void main (String [] args) {
        Display display = new Display ();
        Shell shell = new Shell (display);
        final Table table = new Table (shell, SWT.BORDER | SWT.V_SCROLL | SWT.FULL_SELECTION);
        table.setHeaderVisible (true);
        table.setLinesVisible (true);
        final int rowCount = 64, columnCount = 4;
        for (int i=0; i < columnCount; i++) {
                TableColumn column = new TableColumn (table, SWT.NULL);
                column.setText ("Column " + i);
        }
        for (int i=0; i < rowCount; i++) {
                TableItem item = new TableItem (table, SWT.NULL);
                for (int j=0; j < columnCount; j++) {
                        item.setText (j, "Item " + i + "-" + j);
                }
        }
        for (int i=0; i < columnCount; i++) {
                table.getColumn (i).pack ();
        }
        Point size = table.computeSize (SWT.DEFAULT, 200);
        table.setSize (size);
        shell.pack ();
        table.addListener (SWT.MouseDown, new Listener () {
                public void handleEvent (Event event) {
                        Point pt = new Point (event.x, event.y);
                        TableItem item = table.getItem (pt);
                        if (item == null) return;
                        for (int i=0; i < columnCount; i++) {
                                Rectangle rect = item.getBounds (i);
                                if (rect.contains (pt)) {
                                        int index = table.indexOf (item);
                                        System.out.println ("Item " + index + "-" + i);
                                }
                        } 
                }
        });
        shell.open ();
        while (!shell.isDisposed()) {
                if (!display.readAndDispatch ()) display.sleep ();
        }
        display.dispose ();
}
}