ch07_04.java

learn to use eclipse by example

/*
 * Created on Nov 17, 2003
 *
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package org.eclipsebook.ch07;

import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.events.*;

/**
 * @author Steven Holzner
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */

public class Ch07_04 {

	public static void main (String [] args) {
		Display display = new Display ();
		Shell shell = new Shell (display);
		shell.setText("List Example");
		shell.setSize(300, 200);
		shell.setLayout(new FillLayout(SWT.VERTICAL));
		final List list = new List (shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
		
		for (int loopIndex = 0; loopIndex < 100; loopIndex++){ 
		    list.add("Item " + loopIndex);
		}
		
		list.addSelectionListener(new SelectionListener()
		{

		   public void widgetSelected(SelectionEvent event)
		   {
				int [] selections = list.getSelectionIndices ();
				String outText = "";
				for (int loopIndex = 0; loopIndex < selections.length; loopIndex++) outText += selections[loopIndex] + " ";
				System.out.println ("You selected: " + outText);
		   }

		   public void widgetDefaultSelected(SelectionEvent event)
		   {
			int [] selections = list.getSelectionIndices ();
			String outText = "";
			for (int loopIndex = 0; loopIndex < selections.length; loopIndex++) outText += selections[loopIndex] + " ";
			System.out.println ("You selected: " + outText);
		   }
		});

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