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comparison org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet118.d @ 28:69b1fa94a4a8

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Added SWT snippets
author Frank Benoit <benoit@tionex.de>
date Sun, 22 Mar 2009 15:17:04 +0100
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children 4e5843b771cc
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27:1bf55a6eb092 28:69b1fa94a4a8
1 /*******************************************************************************
2 * Copyright (c) 2000, 2004 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * D Port:
11 * Thomas Demmer <t_demmer AT web DOT de>
12 *******************************************************************************/
13 module org.eclipse.swt.snippets.Snippet118;
14
15 /*
16 * Cursor example snippet: create a color cursor from an image file
17 *
18 * For a list of all SWT example snippets see
19 * http://www.eclipse.org/swt/snippets/
20 *
21 * @since 3.0
22 */
23 import org.eclipse.swt.SWT;
24 import org.eclipse.swt.graphics.Cursor;
25 import org.eclipse.swt.graphics.ImageData;
26 import org.eclipse.swt.graphics.Point;
27 import org.eclipse.swt.widgets.Button;
28 import org.eclipse.swt.widgets.Display;
29 import org.eclipse.swt.widgets.FileDialog;
30 import org.eclipse.swt.widgets.Event;
31 import org.eclipse.swt.widgets.Listener;
32 import org.eclipse.swt.widgets.Shell;
33
34 import java.lang.all;
35
36 void main (String [] args) {
37 Display display = new Display();
38 Shell shell = new Shell(display);
39 shell.setSize(150, 150);
40 Cursor[] cursor = new Cursor[1];
41 Button button = new Button(shell, SWT.PUSH);
42 button.setText("Change cursor");
43 Point size = button.computeSize(SWT.DEFAULT, DWT.DEFAULT);
44 button.setSize(size);
45 button.addListener(SWT.Selection, new class() Listener{
46 public void handleEvent(Event e) {
47 FileDialog dialog = new FileDialog(shell);
48 dialog.setFilterExtensions(["*.ico", "*.gif", "*.*"]);
49 String name = dialog.open();
50 if (name is null) return;
51 ImageData image = new ImageData(name);
52 Cursor oldCursor = cursor[0];
53 cursor[0] = new Cursor(display, image, 0, 0);
54 shell.setCursor(cursor[0]);
55 if (oldCursor !is null) oldCursor.dispose();
56 }
57 });
58 shell.open();
59 while (!shell.isDisposed()) {
60 if (!display.readAndDispatch())
61 display.sleep();
62 }
63 if (cursor[0] !is null) cursor[0].dispose();
64 display.dispose();
65 }
66