| /******************************************************************************* |
| * 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 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.swt.snippets; |
| /* |
| * Sash example snippet: implement a simple splitter (with a 20 pixel limit) |
| * |
| * 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.graphics.*; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.swt.layout.*; |
| |
| public class Snippet107 { |
| |
| public static void main (String [] args) { |
| Display display = new Display (); |
| final Shell shell = new Shell (display); |
| Button button1 = new Button (shell, SWT.PUSH); |
| button1.setText ("Button 1"); |
| final Sash sash = new Sash (shell, SWT.VERTICAL); |
| Button button2 = new Button (shell, SWT.PUSH); |
| button2.setText ("Button 2"); |
| |
| final FormLayout form = new FormLayout (); |
| shell.setLayout (form); |
| |
| FormData button1Data = new FormData (); |
| button1Data.left = new FormAttachment (0, 0); |
| button1Data.right = new FormAttachment (sash, 0); |
| button1Data.top = new FormAttachment (0, 0); |
| button1Data.bottom = new FormAttachment (100, 0); |
| button1.setLayoutData (button1Data); |
| |
| final int limit = 20, percent = 50; |
| final FormData sashData = new FormData (); |
| sashData.left = new FormAttachment (percent, 0); |
| sashData.top = new FormAttachment (0, 0); |
| sashData.bottom = new FormAttachment (100, 0); |
| sash.setLayoutData (sashData); |
| sash.addListener (SWT.Selection, new Listener () { |
| public void handleEvent (Event e) { |
| Rectangle sashRect = sash.getBounds (); |
| Rectangle shellRect = shell.getClientArea (); |
| int right = shellRect.width - sashRect.width - limit; |
| e.x = Math.max (Math.min (e.x, right), limit); |
| if (e.x != sashRect.x) { |
| sashData.left = new FormAttachment (0, e.x); |
| shell.layout (); |
| } |
| } |
| }); |
| |
| FormData button2Data = new FormData (); |
| button2Data.left = new FormAttachment (sash, 0); |
| button2Data.right = new FormAttachment (100, 0); |
| button2Data.top = new FormAttachment (0, 0); |
| button2Data.bottom = new FormAttachment (100, 0); |
| button2.setLayoutData (button2Data); |
| |
| shell.pack (); |
| shell.open (); |
| while (!shell.isDisposed ()) { |
| if (!display.readAndDispatch ()) display.sleep (); |
| } |
| display.dispose (); |
| } |
| } |