| /******************************************************************************* |
| * Copyright (c) 2000, 2016 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; |
| |
| /* |
| * UI Automation (for testing tools) snippet: post mouse wheel events to a styled text |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| * |
| * @since 3.0 |
| */ |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.custom.*; |
| import org.eclipse.swt.layout.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet268 { |
| |
| public static void main(String[] args) { |
| final Display display = new Display(); |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| StyledText styledText = new StyledText(shell, SWT.V_SCROLL); |
| String multiLineString = ""; |
| for (int i = 0; i < 200; i++) { |
| multiLineString = multiLineString.concat("This is line number " + i + " in the multi-line string.\n"); |
| } |
| styledText.setText(multiLineString); |
| shell.setSize(styledText.computeSize(SWT.DEFAULT, 400)); |
| shell.open(); |
| styledText.addListener(SWT.MouseWheel, e -> System.out.println("Mouse Wheel event " + e)); |
| new Thread(){ |
| Event event; |
| @Override |
| public void run() { |
| for (int i = 0; i < 50; i++) { |
| event = new Event(); |
| event.type = SWT.MouseWheel; |
| event.detail = SWT.SCROLL_LINE; |
| event.count = -2; |
| if (!display.isDisposed()) display.post(event); |
| try { |
| Thread.sleep(100); |
| } catch (InterruptedException e) {} |
| } |
| } |
| }.start(); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) display.sleep(); |
| } |
| display.dispose(); |
| } |
| } |