| /******************************************************************************* |
| * Copyright (c) 2000, 2016 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.snippets; |
| |
| /* |
| * Composite example snippet: force radio behavior on two different composites |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| */ |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet115 { |
| |
| public static void main (String [] args) { |
| Display display = new Display (); |
| Shell shell = new Shell (display); |
| shell.setText("Snippet 115"); |
| shell.setLayout (new RowLayout (SWT.VERTICAL)); |
| Composite c1 = new Composite (shell, SWT.BORDER | SWT.NO_RADIO_GROUP); |
| c1.setLayout (new RowLayout ()); |
| Composite c2 = new Composite (shell, SWT.BORDER | SWT.NO_RADIO_GROUP); |
| c2.setLayout (new RowLayout ()); |
| final Composite [] composites = new Composite [] {c1, c2}; |
| Listener radioGroup = event -> { |
| for (int i=0; i<composites.length; i++) { |
| Composite composite = composites [i]; |
| Control [] children = composite.getChildren (); |
| for (int j=0; j<children.length; j++) { |
| Control child = children [j]; |
| if (child instanceof Button) { |
| Button button1 = (Button) child; |
| if ((button1.getStyle () & SWT.RADIO) != 0) button1.setSelection (false); |
| } |
| } |
| } |
| Button button2 = (Button) event.widget; |
| button2.setSelection (true); |
| }; |
| for (int i=0; i<4; i++) { |
| Button button = new Button (c1, SWT.RADIO); |
| button.setText ("Button " + i); |
| button.addListener (SWT.Selection, radioGroup); |
| } |
| for (int i=0; i<4; i++) { |
| Button button = new Button (c2, SWT.RADIO); |
| button.setText ("Button " + (i + 4)); |
| button.addListener (SWT.Selection, radioGroup); |
| } |
| shell.pack (); |
| shell.open (); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch ()) display.sleep (); |
| } |
| display.dispose (); |
| } |
| } |