| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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; |
| |
| /* |
| * Cursor snippet: Hide the Cursor over a control. |
| * |
| * For a list of all SWT example snippets see |
| * http://www.eclipse.org/swt/snippets/ |
| */ |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.widgets.*; |
| |
| public class Snippet242 { |
| |
| public static void main(String [] args) { |
| Display display = new Display(); |
| Shell shell = new Shell(display); |
| shell.setBounds(10, 10, 200, 200); |
| Canvas canvas = new Canvas(shell, SWT.BORDER); |
| canvas.setBounds(10,50,150,100); |
| canvas.addPaintListener(new PaintListener() { |
| public void paintControl(PaintEvent e) { |
| e.gc.drawString("hide Cursor here", 10, 10); |
| } |
| }); |
| |
| // create a cursor with a transparent image |
| Color white = display.getSystemColor (SWT.COLOR_WHITE); |
| Color black = display.getSystemColor (SWT.COLOR_BLACK); |
| PaletteData palette = new PaletteData (new RGB [] {white.getRGB(), black.getRGB()}); |
| ImageData sourceData = new ImageData (16, 16, 1, palette); |
| sourceData.transparentPixel = 0; |
| Cursor cursor = new Cursor(display, sourceData, 0, 0); |
| |
| shell.open(); |
| canvas.setCursor(cursor); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) display.sleep(); |
| } |
| cursor.dispose(); |
| display.dispose(); |
| } |
| } |